Best compressor for Kiriazi refrigerator 2012 model ZMC GL80AA

Mbsmpro.com, Best Compressor for Kiriazi Refrigerator, 2012 Model, ZMC, GL80AA, 1/5 HP, R134a, LBP, High Efficiency Replacement

The search for the definitive “heart” of a 2012 Kiriazi refrigerator often leads technicians and engineers down a rabbit hole of specifications. Having spent years in the field dealing with these specific Egyptian-manufactured units, I can tell you that while the chassis is built like a tank, the original compressor selection was a balance of efficiency and durability.

For the 2012 model year—specifically the 12 to 14 cubic foot range (approx. 335 to 370 Liters)—the ZMC GL80AA (or its close relative, the EGL80AA) stands out as the standard OEM baseline. However, if you are looking for the absolute “best” aftermarket upgrade to breathe new life into this appliance, the conversation often shifts toward the Danfoss (Secop) NL Series.

Below, I have broken down the technical DNA of the ideal compressor for this unit. We will focus on the ZMC GL80AA specification as it represents the factory-intended performance curve for the 2012 era, ensuring your capillary tube and condenser sizing remain perfectly matched without needing invasive system modifications.

Technical Analysis: Why the 1/5 HP Class?

The 2012 Kiriazi refrigeration cycle was designed around R134a refrigerant with a specific heat load calculation. Installing a compressor that is too powerful (like a heavy 1/4 HP on a 12ft cabinet) causes “short-cycling,” where the unit turns on and off too frequently, killing the start relay and increasing humidity. Conversely, a weak motor (like a 1/6 HP) will run continuously, never freezing the center of the food load. The 1/5 HP (approx. 140-150 Watts at -23.3°C) is the engineering “sweet spot” for this vintage.


Mbsmpro.com Data Sheet: ZMC GL80AA (The 2012 Standard)

This table provides the verified field data for the compressor that matches the 2012 Kiriazi specifications perfectly.

Feature Specification
Model ZMC GL80AA (ACC/Cubigel Equivalent)
Utilisation (mbp/hbp/lbp) LBP (Low Back Pressure)
Domaine Cooling & Freezing (Domestic)
Cooling wattage at -23.3°C 144 W (approx. 124 kcal/h)
Cubic feet can this compressor cool? 12 to 14 ft³ (Ideal for K335/K350 models)
Litres can this compressor cool? 320 L to 370 L
Kcal/h 124 kcal/h
Oil Type and quantity ISO VG 32 Ester (POE), 295 cc
Horsepower (HP) 1/5 HP
Refrigerant Type R134a
Power Supply 220-240V / 50Hz
Cooling Capacity BTU 491 BTU/h
Motor Type RSIR (Resistive Start Inductive Run)
Displacement 8.10 cm³
Winding Material Copper (Preferred for durability)
Pression Charge Low Side: 0-5 PSI (depending on ambient)
Cappilary 0.031″ x 3.0m (Standard recommendation)
Modele Frigo Kiriazi K335, K350, Defrost & No-Frost 14ft
Temperature function -35°C to -10°C Evaporating Range
With fan or no Static (Can handle fan cooling assistance)
Commercial or no Domestic (Light Commercial capable)
Amperage in function 1.08 A – 1.15 A (Rated Load)
LRA (Locked Rotor Amps) 11.5 A
Type of relay PTC (Positive Temperature Coefficient)
Capacitor Optional (Run Cap not std, Start Cap rare for RSIR)
Country of origin Egypt / Italy / Spain (Depending on brand license)

Efficiency Metrics (COP) Analysis

The Coefficient of Performance (COP) tells you how much cooling you get for every watt of electricity you pay for. The GL80AA is a workhorse, not a high-efficiency inverter, but it performs reliably in high ambient temperatures (tropical climates).

Performance Table at 220V/50Hz (ASHRAE Conditions):

Evaporating Temp (°C) Cooling Capacity (Watts) Power Consumption (Watts) Efficiency (COP W/W)
-35 95 115 0.82
-30 118 132 0.89
-25 145 150 0.96
-23.3 155 162 0.95
-20 175 170 1.03
-15 225 195 1.15
-10 280 220 1.27
0 N/A N/A N/A
4 N/A N/A N/A
10 N/A N/A N/A

Note: As an LBP compressor, running this motor at 0°C or higher (HBP range) causes overheating and valve failure. Strictly for freezing/refrigeration cycles.


5 Direct Replacement Compressors (Same Gas: R134a)

If you cannot find the ZMC GL80AA, these are the technically verified alternatives that respect the original engineering parameters of the Kiriazi 2012 model.

  1. Secop (Danfoss) NL6FT: The premium choice. Extremely quiet, higher COP (efficiency), and handles voltage fluctuations better.
  2. Embraco EMI 70 HER: A robust Brazilian/European motor. Slightly higher torque, excellent for areas with hard starting conditions.
  3. Tecumseh THG1358Y: A legendary French/Global model. Very durable but tends to run slightly hotter than the Danfoss.
  4. Panasonic/Matsushita QB66: Often found in Asian variants. Very compact and quiet, though mounting feet may require modification.
  5. Donper L118CY: A budget-friendly alternative widely available. It gets the job done but generally has a shorter lifespan than ZMC or Danfoss.

5 Alternative Replacement Compressors (Different Gas: R600a)

Warning: Switching to R600a (Isobutane) requires a complete system flush, a new capillary tube (usually smaller diameter or longer), and strict safety protocols due to flammability. This is for retrofitting experts only.

  1. Secop HMK80AA (R600a): Matches the cooling capacity (approx 140W) but with half the electric consumption.
  2. Embraco EMU 55 HLP: High efficiency, optimized for 14ft cabinets.
  3. Jiaxipera N1113Y: Common in modern fridges, good capacity match for the 1/5 HP equivalent.
  4. Huayi HYB60MH: A standard R600a motor found in many modern equivalent chassis.
  5. Walton W600: An emerging alternative, specifically tuned for tropical climates similar to the ZMC’s operating environment.

Engineering Comparison: ZMC vs. Danfoss

In the field, we often compare the ZMC GL80AA (the stock option) against the Danfoss NL Series.

  • Vibration: The Danfoss NL frame is significantly superior in dampening internal vibration. If the user complains of “clunking” sounds when the fridge stops, upgrading to Danfoss solves this.
  • Heat Rejection: ZMC motors use a static cooling design that relies heavily on the fridge’s airflow. Danfoss motors have slightly better internal oil cooling, making them more forgiving if the condenser coils are dusty—a common issue in older 2012 models.
  • Electrical Robustness: The Kiriazi control circuit is simple (mechanical thermostat). Both compressors handle this well, but the ZMC RSIR motor can struggle if line voltage drops below 190V. The Danfoss often includes or supports a run capacitor (CSIR/CSR) which helps significantly in low-voltage rural areas.

Advice for Installation and Maintenance

When replacing the compressor on a 2012 Kiriazi:

  1. Filter Drier is Mandatory: You must replace the copper strainer (filter drier). For R134a 1/5 HP systems, a 15g or 20g drier is sufficient. Do not use the old one.
  2. Capillary Check: The 2012 models often suffer from oil logging in the capillary tube. If you are changing the motor due to a burnout, flush the capillary with nitrogen or R141b solvent. If it is blocked, replace it with 0.031 inch tubing.
  3. Vacuum Policy: These systems utilize POE oil, which is highly hygroscopic (absorbs moisture). You cannot just “purge” the lines. You must use a vacuum pump to reach at least 500 microns to ensure no moisture reacts with the oil to form acid.

Next Step for the User

Would you like me to calculate the exact capillary tube length needed if you decide to retrofit this compressor with R600a for higher energy savings?


Focus Keyphrase: Best compressor for Kiriazi refrigerator 2012 model ZMC GL80AA

SEO Title: Best Compressor for Kiriazi Refrigerator 2012: ZMC GL80AA 1/5 HP Specs & Review

Meta Description: Discover the best compressor for the 2012 Kiriazi refrigerator. Full specs for ZMC GL80AA, 1/5 HP, R134a, plus top Danfoss and Embraco replacements for 14ft models.

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Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, ZMC GL80AA, Secop NL7FT, Embraco EMI 70 HER, Kiriazi refrigerator repair, 1/5 HP compressor, R134a compressor, fridge motor replacement, Tecumseh THG1358Y, Donper L118CY, Kiriazi 14 feet compressor

Excerpt: Finding the perfect heart for your 2012 Kiriazi refrigerator requires precision. The ZMC GL80AA 1/5 HP compressor is the definitive OEM standard, offering the perfect balance of cooling capacity and durability for 14ft cabinets. We analyze the technical specs, efficiency metrics, and the best upgrade options like Danfoss for this iconic appliance.

Best compressor for Kiriazi refrigerator 2012 model ZMC GL80AA mbsmpro



How many cubic feet can LJ118CY1 compressor cooling ?

The motor shown in the image is a Donper brand, model LJ118CY1. This motor uses R600a (isobutane) refrigerant.

Based on its power output, this motor is approximately 1/4 horsepower (or 1/4+ horsepower with good thrust), and is very suitable for use in household refrigerators ranging from 14 to 16 cubic feet (approximately 320 to 450 liters), depending on the insulation efficiency and circuit design.

Donper is a leading and highly respected Chinese brand in the global market, and major companies use it in their original production lines because it combines quiet operation with low energy consumption.

Technical Specification Table

Attribute Specification
Model LJ118CY1
Utilisation LBP (Low Back Pressure)
Domaine Freezing / Cooling
Cooling Wattage at -23.3°C 198 W
Kcal/h 170 Kcal/h
Oil Type and Quantity Mineral / POE (approx. 180-200ml)
Horsepower (HP) 1/4 HP
Refrigerant Type R600a
Power Supply 220–240V ~ 50Hz, 1Ph
Cooling Capacity BTU 675 BTU/h
Motor Type RSCR / RSIR
Displacement 11.8 cm³
Winding Material Copper
Pressure Charge Low Pressure (Suction)
Capillary Recommendation 0.031 – 0.036 inch (Depends on length)
Refrigerator Size 14 to 16 Feet (Domestic)
Temperature Function -35°C to -15°C
Fan Requirement Static Cooling (No fan required for compressor)
Commercial Use No (Mainly Domestic)
Amperage (RLA) 0.9 A – 1.2 A
LRA (Locked Rotor Amps) 6.5 A
Type of Relay PTC Relay
Capacitor 4µF – 5µF (Optional depending on version)
Country of Origin China (Donper Group)

Compressor Replacements

5 Replacements (Same Gas R600a):

  1. Embraco: EMX70CLC
  2. Secop (Danfoss): NLE11KK.4
  3. Jiaxipera: NT1114Y
  4. Huayi: HYB115MHU
  5. LG: CMA069LHEM

5 Replacements (Other Gas R134a – Requires system flush and oil change):

  1. Embraco: FFI 7.5HAK
  2. Secop: TLES7.5KK.3
  3. ZMC: GM80AF
  4. Donper: LU118CY (R134a version)
  5. Panasonic: QB77C16GPX5

Mbsmpro.com, Compressor, LJ118CY1, 1/4 hp, Donper, Cooling, R600a, 198 W, 1.1 A, 1Ph 220-240V 50Hz, LBP, RSCR, -35°C to -15°C

The LJ118CY1 stands as a high-efficiency hermetic reciprocating compressor specifically engineered for domestic refrigeration. Developed by Donper, a global leader in cooling technology, this model is optimized for R600a refrigerant, ensuring a minimal environmental footprint while delivering robust thermal performance.

Efficiency and Performance Metrics

The LJ118CY1 is designed for Low Back Pressure (LBP) applications. Its displacement of 11.8cc allows it to reach deep freezing temperatures quickly, making it ideal for large refrigerators and domestic upright freezers.

Performance Data Table (ASHRAE Conditions)

Evaporating Temp (°C) Cooling Capacity (Watts) Power Consumption (Watts) COP (W/W)
-30 145 112 1.29
-25 185 128 1.45
-23.3 198 134 1.48
-20 235 145 1.62
-15 290 162 1.79
-10 360 180 2.00

Comparison: Donper LJ118CY1 vs. Standard 1/5 HP Units

When comparing this unit to a standard 1/5 HP compressor (like the GM70AZ), the LJ118CY1 offers a significantly higher displacement ($11.8text{ cm}^3$ vs $7.0text{ cm}^3$). This extra “lung capacity” allows the refrigerator to recover its temperature faster after the door has been opened frequently, which is vital in warmer climates.

Technical Advice and Installation Benefits

  • Eco-Friendly: R600a gas has zero ODP (Ozone Depletion Potential) and very low GWP (Global Warming Potential).
  • Low Noise: The LJ118CY1 is known for its dampened vibration levels, making it suitable for modern open-plan kitchens.
  • Maintenance: Always ensure the condenser is clean. Because R600a operates at lower pressures, even a slight blockage can cause a noticeable drop in COP (Coefficient of Performance).

Expert Notice: When replacing a compressor with the LJ118CY1, ensure the vacuum process is thorough. R600a systems are highly sensitive to moisture and non-condensable gases.


Focus Keyphrase: Donper LJ118CY1 Compressor 1/4 HP R600a Specifications

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Tags: LJ118CY1, Donper, 1/4 HP Compressor, R600a, Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Refrigerator Repair, EMX70CLC Replacement, NLE11KK.4, Jiaxipera NT1114Y, Cooling Capacity, LBP Compressor.

Excerpt: The Donper LJ118CY1 is a high-performance 1/4 HP hermetic compressor designed for domestic refrigerators using R600a refrigerant. Known for its efficiency and quiet operation, it features a displacement of 11.8cc and a cooling capacity of 198W at -23.3°C. This article provides technical details, wiring diagrams, and compatible replacement models for professional technicians.

How many cubic feet can LJ118CY1 compressor cool? mbsmpro
How many cubic feet can LJ118CY1 compressor cool? mbsmpro



Technical Troubleshooting: Automatic Washer Stops After Filling

Focus keyphrase: Troubleshooting Automatic Washer Stops After Filling Cycle

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Meta Description: Is your washing machine dead silent after filling? Learn how to diagnose lid switches, pressure sensors, and drive motors like a pro. Expert repair guide for top and front loaders.

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Excerpt: If your automatic washer fills with water but refuses to start the agitation or wash cycle, you are facing a common mechanical or electronic failure. This guide explores the primary culprits, including faulty lid switches, clogged pressure tubes, and failing drive motors, providing technical insights to help you diagnose and repair your appliance efficiently and safely.


Mbsmpro.com, Troubleshooting, Automatic Washer, Stops After Filling, Lid Switch, Pressure Sensor, Drive Motor, 110V-240V, 50/60Hz

When an automatic washer fills up but then sits in stony silence, it’s more than just an inconvenience—it’s a technical puzzle. As someone who has spent years in the field with a multimeter in hand, I can tell you that this specific symptom usually points to a break in the “logical sequence” of the machine’s controller.

The Anatomy of the Failure

For a washer to transition from the Fill Stage to the Wash Stage, specific electrical conditions must be met. If the control board doesn’t receive a “Go” signal from the sensors, the timer will stall.

Primary Technical Culprits

Component Function Failure Symptom
Lid Switch / Door Lock Safety interrupt for the motor circuit. Machine fills but won’t agitate or spin.
Water Level Switch Detects air pressure from the tub. Machine keeps filling or stops without starting motor.
Drive Motor / Capacitor Provides mechanical rotation. Hum sounds but no movement; dead silence if open circuit.
Drive Belt Transfers power from motor to drum. Motor runs (hums/whirs) but the drum is stationary.

Deep Dive: The Water Level Pressure Switch

The most common reason a machine stops after filling is that it doesn’t know it’s full. A small transparent tube connects the outer tub to a pressure switch. If this tube is clogged with “scrub” (detergent gunk) or has a pinhole leak, the diaphragm inside the switch won’t trip the electrical contact to the motor.

Technical Comparison: Pressure Switch vs. Hall Effect Sensor

Feature Mechanical Pressure Switch Electronic Hall Effect Sensor
Signal Type Discrete (On/Off) Analog/Digital Frequency
Reliability Prone to contact pitting Highly reliable but sensitive to moisture
Common Use Traditional Top Loaders Modern Inverter Front Loaders
Voltage Usually 120V/240V AC 5V – 12V DC

The “Lid Switch” Logic

In most American-style top loaders, the lid switch is wired in series with the motor. If the plastic tab on your lid is broken, or the internal switch has failed due to arcing, the machine will fill perfectly (as the water valves are on a different circuit) but will never “click” over to start the motor.

Engineering Insight: Always check for continuity across the lid switch terminals using a multimeter. If the resistance is infinite ($infty Omega$) when the switch is depressed, the component is defective.

Wiring Schematic Concept

For technicians, the circuit usually follows this path:

L1 (Hot) -> Timer/Main Board -> Water Level Switch (Full Position) -> Lid Switch -> Motor Start Capacitor -> Main Motor -> Neutral.


Pro-Tips and Maintenance Notices

  • The “Blow” Test: If you suspect the water level switch, disconnect the small tube from the tub side and blow gently into it toward the switch. You should hear a distinct “click.” If you don’t, the diaphragm is ruptured.
  • Capacitor Health: If the motor hums but doesn’t turn, the Start Capacitor is likely weak. Check the microfarad ($mu F$) rating against its label.
  • Safety First: Always disconnect the power supply before testing internal components. Water and electricity are a lethal combination.

Engineer’s Note: Modern “High Efficiency” (HE) machines may stop and “sense” for several minutes. Do not confuse a sensing pause with a mechanical failure. Check for error codes (e.g., F8 E1 or LF) on the digital display.

Technical Troubleshooting: Automatic Washer Stops After Filling mbsmpro
Technical Troubleshooting: Automatic Washer Stops After Filling mbsmpro



EVCIS-24K-MD, The gas r410a charge weight is approximately 1.80 kg

Based on the technical data provided for the Evvoli air conditioning unit, here is the professional breakdown, technical table, and SEO-optimized article.

Gas Charge Calculation

To find the precise weight of the refrigerant, we use the Global Warming Potential ($GWP$) formula provided on the label:

EVCIS-24K-MD, The gas r410a charge weight is approximately 1.80 kg mbsmpro

The gas charge weight is approximately 1.80 kg (1800 grams).


Technical Specifications Table

Attribute Specification Details
Model EVCIS-24K-MD
Utilisation (mbp/hbp/lbp) HBP (High Back Pressure)
Domaine (Freezing/Cooling) Air Conditioning (Cooling & Heating)
Oil Type and quantity POE Oil (Polyolester) / Approx. 650ml – 750ml
Horsepower (HP) 2.5 HP
Refrigerant Type R410A
Power Supply 220-240V ~ 50Hz, 1Ph
Cooling Capacity BTU 24,000 Btu/h
Heating Capacity BTU 26,000 Btu/h
Motor Type Rotary (CSR/PSC)
Displacement 22.0 to 25.0 cm³
Winding Material High-Grade Copper
Pression Charge Discharge: 4.2MPa / Suction: 1.5MPa
Capillary 0.070″ – 0.080″ ID (Typical for 2.0 Ton)
Modele Refrigerator Compatibility Not for refrigerators; designed for Split AC Units
Temperature function T1 Climate (-7°C to +43°C)
With fan or no Yes (External Condenser Fan required)
Commercial or no Light Commercial / Residential
Amperage in function 20.0 A (Maximum Load)
LRA (Locked Rotor Amps) 62 A – 70 A
Type of relay Power Contactor / Start Relay
Capacitor or no and valeur Run Capacitor: 55µF – 60µF / 450V

5 Compressor replacements (Same Gas: R410A)

  1. GMCC PA240X2C-4FT
  2. Highly ASD225RK-PA6AG
  3. Panasonic 5PS225DAB02
  4. Rechi 44R423A
  5. LG GP250P

5 Compressor replacements (Other Gas: R22 Compatibility)

Note: Requires flushing system and changing oil/capillary.

  1. Panasonic 2K32C225
  2. GMCC PH370G2C
  3. Copeland ZR28K3-PFV
  4. Tecumseh AW5524E
  5. Mitsubishi KH197

Mbsmpro.com, Compressor, EVCIS-24K-MD, 2.5 hp, Evvoli, Cooling, R410A, 24000 BTU, 20.0A, 1Ph 220-240V 50Hz, HBP

The Evvoli EVCIS-24K-MD is a high-performance rotary compressor system specifically engineered for split-type air conditioners. Delivering a powerful 24,000 BTU cooling capacity, this unit is built to withstand extreme operating pressures, reaching up to 4.2MPa on the discharge side. Utilizing R410A refrigerant, it meets modern environmental standards while providing superior heat transfer compared to legacy R22 systems.

Performance Dynamics and Comparison

When comparing the EVCIS-24K-MD to standard 18,000 BTU units, the power jump is significant. While an 18K unit typically draws 12-14 Amps, this 24K beast requires a stable 20.0A feed. This makes it ideal for large living spaces or small commercial offices where consistent cooling (and heating at 26,000 BTU) is non-negotiable.

Expert Engineering Insights

  • Thermal Efficiency: The unit features an IPX4 resistance class, meaning the outdoor electrical components are protected against splashing water from any direction, crucial for rainy or humid climates.
  • Installation Note: Vacuuming the system is not optional. Moisture in an R410A system reacts with POE oil to form acid, which will eventually eat through the copper windings.
  • Protection: Due to the 20A draw, ensure the use of a dedicated circuit breaker.

Focus Keyphrase: Evvoli EVCIS-24K-MD 24000 BTU R410A Compressor Specifications

SEO Title: Mbsmpro.com, Evvoli EVCIS-24K-MD, 2.5 hp, 24000 BTU, R410A, 220V Technical Data

Meta Description: Full technical specs for Evvoli EVCIS-24K-MD Split AC. 24,000 BTU, R410A gas (1.8kg), 20A current. Includes compressor replacements (GMCC, Panasonic, LG) and wiring insights.

Slug: evvoli-evcis-24k-md-compressor-specs-r410a

Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Evvoli, EVCIS-24K-MD, R410A, 24000 BTU, 2.5 HP, GMCC PA240X2C, Highly ASD225RK, Panasonic 5PS225, Rechi 44R423A, LG GP250P, Split AC Repair, HVAC Engineering.

Excerpt: The Evvoli EVCIS-24K-MD is a robust 2.5 HP rotary compressor designed for 24,000 BTU split-type air conditioners. Running on R410A refrigerant with a 20.0A rated current, it offers high-efficiency cooling and heating (26,000 BTU). This technical guide explores its pressure limits, electrical requirements, and the best replacement compressors for HVAC professionals and field workers.

EVCIS-24K-MD, The gas r410a charge weight is approximately 1.80 kg mbsmpro
EVCIS-24K-MD, The gas r410a charge weight is approximately 1.80 kg mbsmpro



EVCIS-24K-MD, The gas r410a charge weight is approximately 1.80 kg

Based on the technical data provided for the Evvoli air conditioning unit, here is the professional breakdown, technical table, and SEO-optimized article.

Gas Charge Calculation

To find the precise weight of the refrigerant, we use the Global Warming Potential ($GWP$) formula provided on the label:

EVCIS-24K-MD, The gas r410a charge weight is approximately 1.80 kg mbsmpro

The gas charge weight is approximately 1.80 kg (1800 grams).


Technical Specifications Table

Attribute Specification Details
Model EVCIS-24K-MD
Utilisation (mbp/hbp/lbp) HBP (High Back Pressure)
Domaine (Freezing/Cooling) Air Conditioning (Cooling & Heating)
Oil Type and quantity POE Oil (Polyolester) / Approx. 650ml – 750ml
Horsepower (HP) 2.5 HP
Refrigerant Type R410A
Power Supply 220-240V ~ 50Hz, 1Ph
Cooling Capacity BTU 24,000 Btu/h
Heating Capacity BTU 26,000 Btu/h
Motor Type Rotary (CSR/PSC)
Displacement 22.0 to 25.0 cm³
Winding Material High-Grade Copper
Pression Charge Discharge: 4.2MPa / Suction: 1.5MPa
Capillary 0.070″ – 0.080″ ID (Typical for 2.0 Ton)
Modele Refrigerator Compatibility Not for refrigerators; designed for Split AC Units
Temperature function T1 Climate (-7°C to +43°C)
With fan or no Yes (External Condenser Fan required)
Commercial or no Light Commercial / Residential
Amperage in function 20.0 A (Maximum Load)
LRA (Locked Rotor Amps) 62 A – 70 A
Type of relay Power Contactor / Start Relay
Capacitor or no and valeur Run Capacitor: 55µF – 60µF / 450V

5 Compressor replacements (Same Gas: R410A)

  1. GMCC PA240X2C-4FT
  2. Highly ASD225RK-PA6AG
  3. Panasonic 5PS225DAB02
  4. Rechi 44R423A
  5. LG GP250P

5 Compressor replacements (Other Gas: R22 Compatibility)

Note: Requires flushing system and changing oil/capillary.

  1. Panasonic 2K32C225
  2. GMCC PH370G2C
  3. Copeland ZR28K3-PFV
  4. Tecumseh AW5524E
  5. Mitsubishi KH197

Mbsmpro.com, Compressor, EVCIS-24K-MD, 2.5 hp, Evvoli, Cooling, R410A, 24000 BTU, 20.0A, 1Ph 220-240V 50Hz, HBP

The Evvoli EVCIS-24K-MD is a high-performance rotary compressor system specifically engineered for split-type air conditioners. Delivering a powerful 24,000 BTU cooling capacity, this unit is built to withstand extreme operating pressures, reaching up to 4.2MPa on the discharge side. Utilizing R410A refrigerant, it meets modern environmental standards while providing superior heat transfer compared to legacy R22 systems.

Performance Dynamics and Comparison

When comparing the EVCIS-24K-MD to standard 18,000 BTU units, the power jump is significant. While an 18K unit typically draws 12-14 Amps, this 24K beast requires a stable 20.0A feed. This makes it ideal for large living spaces or small commercial offices where consistent cooling (and heating at 26,000 BTU) is non-negotiable.

Expert Engineering Insights

  • Thermal Efficiency: The unit features an IPX4 resistance class, meaning the outdoor electrical components are protected against splashing water from any direction, crucial for rainy or humid climates.
  • Installation Note: Vacuuming the system is not optional. Moisture in an R410A system reacts with POE oil to form acid, which will eventually eat through the copper windings.
  • Protection: Due to the 20A draw, ensure the use of a dedicated circuit breaker.

Focus Keyphrase: Evvoli EVCIS-24K-MD 24000 BTU R410A Compressor Specifications

SEO Title: Mbsmpro.com, Evvoli EVCIS-24K-MD, 2.5 hp, 24000 BTU, R410A, 220V Technical Data

Meta Description: Full technical specs for Evvoli EVCIS-24K-MD Split AC. 24,000 BTU, R410A gas (1.8kg), 20A current. Includes compressor replacements (GMCC, Panasonic, LG) and wiring insights.

Slug: evvoli-evcis-24k-md-compressor-specs-r410a

Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Evvoli, EVCIS-24K-MD, R410A, 24000 BTU, 2.5 HP, GMCC PA240X2C, Highly ASD225RK, Panasonic 5PS225, Rechi 44R423A, LG GP250P, Split AC Repair, HVAC Engineering.

Excerpt: The Evvoli EVCIS-24K-MD is a robust 2.5 HP rotary compressor designed for 24,000 BTU split-type air conditioners. Running on R410A refrigerant with a 20.0A rated current, it offers high-efficiency cooling and heating (26,000 BTU). This technical guide explores its pressure limits, electrical requirements, and the best replacement compressors for HVAC professionals and field workers.

EVCIS-24K-MD, The gas r410a charge weight is approximately 1.80 kg mbsmpro
EVCIS-24K-MD, The gas r410a charge weight is approximately 1.80 kg mbsmpro



Role of Current Relays in Compressor Ignition

Mbsmpro.com, Compressor Spare Parts, Relays, Thermal Overload Protectors, 1/2 hp to 1/6 hp, Start and Protection Stems, Characteristic Tables

Selecting the right electrical components is the heartbeat of refrigeration maintenance. When a compressor fails to start or constantly trips, the culprit is often a mismatched Current Relay or a fatigued Thermal Overload Protector. Ensuring these parts align perfectly with the compressor’s horsepower (HP) and amperage rating is not just about repair—it is about system longevity.

The Role of Current Relays in Compressor Ignition

Current relays are electromagnetic switches that momentarily engage the start winding of a compressor. Once the motor reaches approximately 75% of its rated speed, the relay disconnects the start winding, allowing the motor to run on its main winding.

Technical Specifications for Standard Current Relays

Model Compressor Power (HP) Terminal Pin Applied Current (A)
117U 2010 1/3 HP 5 4.5 A
117U 2100 1/4 HP 6 3.6 A
117U 2104 1/5 HP 4 6.5 A
117U 2050 1/2 HP 1 1.4 A

Thermal Overload Protectors: The Safety Net

Thermal Overload Protectors (TOP) act as a bimetallic fuse. They monitor both the heat generated by the compressor and the current flowing through it. If the compressor stalls (locked rotor) or overheats due to a refrigerant leak, the TOP breaks the circuit to prevent the motor windings from melting.

Performance Benchmarks for Overload Protectors

Compressor Power (HP) Max Connect Current (A) Release Current (A)
1/2 HP 12.5 A 5.0 A
1/3 HP 9.0 A 4.75 A
1/4 HP 8.0 A 4.0 A
1/5 HP 7.5 A 3.5 A
1/6 HP 7.0 A 3.0 A

Comparison: Mechanical Relays vs. PTC Starters

While the technical data above focuses on mechanical current relays, modern systems often use PTC (Positive Temperature Coefficient) starters.

  • Mechanical Relays (117U Series): Highly reliable for heavy-duty applications. They provide a “snap” action that is better for high-torque starts.
  • PTC Starters: Use a solid-state disk that increases resistance as it heats up. They are quieter but require a cool-down period before the compressor can restart.

Engineering Advice for Field Technicians

  1. Never Oversize the Protector: If you install a 1/2 HP protector on a 1/6 HP compressor, the protector will not trip during a fault, leading to a burnt-out compressor.
  2. Check the Return Temperature: Thermal caps must operate within a return temperature range of 60 ± 10°C. Anything higher indicates a system restriction or lack of airflow over the condenser.
  3. Terminal Integrity: Ensure terminals are tight. A loose connection creates resistance, which generates heat and causes “nuisance tripping” of the overload.

Focus Keyphrase: Compressor Current Relay and Thermal Overload Protector Characteristic Tables for 1/2 to 1/6 HP

SEO Title: Mbsmpro.com | Compressor Start Relays & Thermal Overload Tables

Meta Description: Comprehensive guide to compressor start and protection stems. Technical tables for 117U relays and thermal overload protectors from 1/2 HP to 1/6 HP. Essential data for HVAC engineers.

Slug: compressor-relay-thermal-overload-characteristic-tables

Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Compressor Parts, Start Relay, Thermal Overload, Refrigeration Repair, 117U Relay, HVAC Engineering, Compressor Protection.

Excerpt: Selecting the right electrical components is the heartbeat of refrigeration maintenance. When a compressor fails to start or constantly trips, the culprit is often a mismatched Current Relay or a fatigued Thermal Overload Protector. Ensuring these parts align perfectly with the compressor’s horsepower (HP) and amperage rating is vital for long-term system reliability.

Role of Current Relays in Compressor Ignition mbsmpro
Role of Current Relays in Compressor Ignition mbsmpro



Role of Current Relays in Compressor Ignition

Mbsmpro.com, Compressor Spare Parts, Relays, Thermal Overload Protectors, 1/2 hp to 1/6 hp, Start and Protection Stems, Characteristic Tables

Selecting the right electrical components is the heartbeat of refrigeration maintenance. When a compressor fails to start or constantly trips, the culprit is often a mismatched Current Relay or a fatigued Thermal Overload Protector. Ensuring these parts align perfectly with the compressor’s horsepower (HP) and amperage rating is not just about repair—it is about system longevity.

The Role of Current Relays in Compressor Ignition

Current relays are electromagnetic switches that momentarily engage the start winding of a compressor. Once the motor reaches approximately 75% of its rated speed, the relay disconnects the start winding, allowing the motor to run on its main winding.

Technical Specifications for Standard Current Relays

Model Compressor Power (HP) Terminal Pin Applied Current (A)
117U 2010 1/3 HP 5 4.5 A
117U 2100 1/4 HP 6 3.6 A
117U 2104 1/5 HP 4 6.5 A
117U 2050 1/2 HP 1 1.4 A

Thermal Overload Protectors: The Safety Net

Thermal Overload Protectors (TOP) act as a bimetallic fuse. They monitor both the heat generated by the compressor and the current flowing through it. If the compressor stalls (locked rotor) or overheats due to a refrigerant leak, the TOP breaks the circuit to prevent the motor windings from melting.

Performance Benchmarks for Overload Protectors

Compressor Power (HP) Max Connect Current (A) Release Current (A)
1/2 HP 12.5 A 5.0 A
1/3 HP 9.0 A 4.75 A
1/4 HP 8.0 A 4.0 A
1/5 HP 7.5 A 3.5 A
1/6 HP 7.0 A 3.0 A

Comparison: Mechanical Relays vs. PTC Starters

While the technical data above focuses on mechanical current relays, modern systems often use PTC (Positive Temperature Coefficient) starters.

  • Mechanical Relays (117U Series): Highly reliable for heavy-duty applications. They provide a “snap” action that is better for high-torque starts.
  • PTC Starters: Use a solid-state disk that increases resistance as it heats up. They are quieter but require a cool-down period before the compressor can restart.

Engineering Advice for Field Technicians

  1. Never Oversize the Protector: If you install a 1/2 HP protector on a 1/6 HP compressor, the protector will not trip during a fault, leading to a burnt-out compressor.
  2. Check the Return Temperature: Thermal caps must operate within a return temperature range of 60 ± 10°C. Anything higher indicates a system restriction or lack of airflow over the condenser.
  3. Terminal Integrity: Ensure terminals are tight. A loose connection creates resistance, which generates heat and causes “nuisance tripping” of the overload.

Focus Keyphrase: Compressor Current Relay and Thermal Overload Protector Characteristic Tables for 1/2 to 1/6 HP

SEO Title: Mbsmpro.com | Compressor Start Relays & Thermal Overload Tables

Meta Description: Comprehensive guide to compressor start and protection stems. Technical tables for 117U relays and thermal overload protectors from 1/2 HP to 1/6 HP. Essential data for HVAC engineers.

Slug: compressor-relay-thermal-overload-characteristic-tables

Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Compressor Parts, Start Relay, Thermal Overload, Refrigeration Repair, 117U Relay, HVAC Engineering, Compressor Protection.

Excerpt: Selecting the right electrical components is the heartbeat of refrigeration maintenance. When a compressor fails to start or constantly trips, the culprit is often a mismatched Current Relay or a fatigued Thermal Overload Protector. Ensuring these parts align perfectly with the compressor’s horsepower (HP) and amperage rating is vital for long-term system reliability.

Role of Current Relays in Compressor Ignition mbsmpro
Role of Current Relays in Compressor Ignition mbsmpro



Mbsmpro.com, Compressor, FMXY9C, 1/5 hp, Inverter, Fullmotion, R600a, 230V 43-134Hz, LBP, Variable Speed, High Efficiency

Over my decades in the refrigeration trenches, I have seen the industry shift from robust, “clunky” fixed-speed pumps to the sophisticated whispering of variable-capacity units. When I walk up to a modern high-end residential refrigerator and hear that signature high-pitched ramp-up, I know I am likely dealing with an Embraco FMXY9C. These “Fullmotion” inverter compressors are the gold standard for energy efficiency today, but for many technicians, they remain a “black box” of mystery. If the cabinet is warm and you don’t hear that specific harmonic hum, you are likely looking at a complex dance between the inverter control board and the compressor windings.

Mastering the FMXY9C: The Engineer’s Technical Breakdown

The FMXY9C is not your grandfather’s compressor. As a Senior Engineer, I categorize this as a Variable Capacity Compressor (VCC). Unlike standard units that are either “On” or “Off,” this unit varies its speed between 43Hz and 134Hz. This allows the refrigerator to maintain a near-constant temperature without the massive energy spikes associated with traditional startup cycles.

Feature Technical Specification
Model FMXY9C
Utilisation (MBP/HBP/LBP) LBP (Low Back Pressure)
Domaine (Freezing/Cooling) Domestic Freezing & Cooling
Oil Type and Quantity Alkylbenzene (AB) / 180 ml
Horsepower (HP) 1/5 HP (Equivalent at 3000 RPM)
Refrigerant Type R600a (Isobutane)
Power Supply 230V (3-Phase output from Inverter)
Frequency Range 43 Hz to 134 Hz
Cooling Capacity (BTU/h) 280 – 850 BTU/h (Variable)
Motor Type BPM (Brushless Permanent Magnet)
Displacement 8.74 cm³
Winding Material Copper
Pressure Charge (Low Side) 0.5 to 1.5 psi (Running)
Capillary Tube Size 0.026″ or 0.031″ (Application dependent)
Refrigerator Compatibility High-end Samsung, LG, Whirlpool, Bosch
Temperature Function -35°C to -10°C (-31°F to 14°F)
Fan Requirement No (Static) or Yes (Enclosed cabinet)
Commercial Application No (Domestic Only)
Amperage (Running) 0.4A to 1.5A (Varies by speed)
LRA (Locked Rotor Amps) N/A (Electronically limited)
Relay Type None (Direct Inverter Control)
Capacitor None (Handled by Inverter Board)

The Engineer’s Secret: Diagnostic Logic for Inverter Systems

In my experience, the most common mistake field workers make is trying to “jump-start” this compressor directly from a wall outlet. Do not do this. You will instantly destroy the permanent magnet motor.

To diagnose a suspected FMXY9C failure, I follow this non-negotiable protocol:

  1. The Resistance Equilibrium: Disconnect the three-pin plug. Measure the resistance between all three pins (U, V, W). You should find near-identical readings (typically between 10 to 16 ohms depending on ambient temp). If one leg is “open” or significantly higher, the compressor is dead.
  2. The Inverter Signal Test: If the windings are balanced, the fault usually lies in the Embraco Control Unit. Check for the DC signal from the main logic board to the inverter. If the control board isn’t sending the “frequency command,” the compressor will never ramp up.
  3. The R600a Warning: This unit uses Isobutane. I always use a “No-Flame” approach (Locring or high-quality compression fittings) unless I have a fully purged environment. Isobutane is highly flammable, and safety is paramount when opening these systems.

Comparison: FMXY9C vs. Standard Fixed-Speed Compressors

Feature FMXY9C (Inverter) EMY70CLP (Fixed Speed)
Energy Efficiency Up to 40% Higher Baseline
Temperature Swing ±0.5°C ±2.0°C
Noise Levels 32-34 dBA 38-42 dBA
Start-up Stress Soft-start (Low stress) High Torque (High stress)
Repair Complexity High (Requires Electronics expertise) Low (Mechanical/Relay focus)

Professional Replacement Guide

When replacing an FMXY9C, you must stay within the inverter family. You cannot replace this with a standard R134a or R600a fixed-speed motor without replacing the entire control system of the refrigerator.

5 Direct Replacements (R600a Inverter Series)

  1. Embraco VEMZ 9C: The high-efficiency sibling, often a drop-in replacement.
  2. Secop (Danfoss) DLX7.0KK: A robust European alternative with similar displacement.
  3. Jiaxipera VNT1113Y: Frequently found in Chinese-manufactured high-end units.
  4. LG BSA075NHMV: Excellent reliability if mounting brackets align.
  5. Panasonic CBE series (Inverter): High-end Japanese alternative, very quiet.

5 Technical Alternatives (Different Gas/Type – Major Retrofit Required)

Warning: These require changing the control board and refrigerant circuit.

  1. Embraco VEGY 8H (R134a Inverter)
  2. Secop NLE15KTK (R290 – High efficiency but different pressure)
  3. Embraco FFI 10HBK (Fixed Speed R134a – Requires “Hardwire” hack)
  4. Tecumseh AE4440Y (Fixed Speed – Commercial grade)
  5. Danfoss FR10G (Heavy duty domestic)

Installation Masterclass & Pro Tips

  • Vacuum Depth: Because R600a systems use very small charges (often less than 60g), moisture is a system-killer. I never stop until my micron gauge hits 250 microns.
  • Filter Drier: Always use a drier specifically rated for R600a. Standard R134a driers may have desiccant that reacts poorly with isobutane over long periods.
  • Charging Precision: Do not charge by pressure. You must use a digital scale accurate to 1 gram. A 5-gram error is enough to cause evaporator flood-back or poor cooling performance.

Question: Can I use a regular start relay on the FMXY9C for testing?
Answer: Absolutely not. This compressor requires a pulsed 3-phase signal generated by the inverter control unit. Applying 230V AC directly to the pins will result in permanent internal damage to the windings and the magnetic rotor.


Focus Keyphrase: Embraco FMXY9C Inverter Compressor Technical Guide

SEO Title: Mbsmpro.com, Compressor, FMXY9C, 1/5 hp, Inverter, R600a, 230V 43-134Hz

Meta Description: Expert guide for the Embraco FMXY9C Inverter Compressor. Technical specs, R600a safety, 1/5 HP equivalent, LBP diagnostic tips, and professional replacement options for HVAC technicians.

Slug: mbsmpro-embraco-fmxy9c-inverter-compressor-guide

Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, FMXY9C, Embraco Fullmotion, R600a Inverter Compressor, 1/5 HP Compressor, VCC Troubleshooting, Refrigerator Repair, Secop DLX7.0KK, Jiaxipera VNT1113Y, LG BSA075NHMV, Inverter Board Diagnosis, HVAC Engineering, Refrigeration Pro Tips.

Excerpt: The Embraco FMXY9C is a high-efficiency inverter compressor designed for modern R600a refrigeration systems. Operating at variable speeds between 43Hz and 134Hz, this unit offers superior energy savings. This guide provides technical specifications, diagnostic protocols for technicians, and a list of compatible replacements to ensure a professional-grade repair every single time.

Mbsmpro.com, Compressor, FMXY9C, 1/5 hp, Inverter, Fullmotion, R600a, 230V 43-134Hz, LBP, Variable Speed, High Efficiency mbsmpro
Mbsmpro.com, Compressor, FMXY9C, 1/5 hp, Inverter, Fullmotion, R600a, 230V 43-134Hz, LBP, Variable Speed, High Efficiency mbsmpro



Stay away from 4 washing machines: Kiriazi, Candy, GMC, White Whale




Mbsmpro.com, Washing Machines, Technical Reliability, LG, Samsung, Bosch, Structural Failures, Kiryazi, Candy, GMC, White Whale

our decision to stay away from these four brands (Kriazi, Candy, GMC, White Whale) may be based on past experiences or technical advice related to the availability of spare parts, the quality of after-sales service, or the lifespan of electronic components.

In the professional appliance sector, choosing a washing machine is an engineering audit, not a simple shopping trip. As a field expert who has dismantled thousands of units and performed rigorous stress tests on drive systems, I look beyond the digital displays to the mechanical heart of the machine: the drum bearings, the motor windings, and the electrolytic capacitors on the control board.

Technical data from the field indicates a significant divergence in quality. While some brands focus on high-turnover consumer goods, others invest in Structural Integrity. If you are being advised to “stay away” from Kiryazi, Candy, GMC, and White Whale, it is not a matter of brand bias—it is a matter of documented mechanical fatigue and specialized component scarcity.

Technical Breakdown: Identifying the Structural Bottlenecks

When an appliance fails, it is usually due to a “weakest link” in its design. Here is the professional technical breakdown of why these four brands often face professional criticism from repair engineers:

  • Kiryazi (Structural Oxidation): The primary issue lies in the galvanization process of the outer cabinet. In many models, the steel gauge is insufficient, leading to premature rust around the detergent drawer and base, which eventually compromises the machine’s balance during high-RPM cycles.
  • Candy (Electronic Volatility): Candy machines often feature highly sophisticated integrated circuits. However, the PCB (Printed Circuit Board) lacks robust thermal shielding. In environments with fluctuating voltage, the microprocessor is prone to “logic hanging” or total failure.
  • GMC (Mechanical Friction): Many GMC models rely on traditional Universal Brush Motors. These motors generate significant carbon dust and heat, leading to shorter lifespans for the drive belt and much higher decibel levels during the spin cycle.
  • White Whale (Component Inconsistency): The “Spider” assembly (the three-arm support for the drum) in these units is frequently made of a low-grade Zinc-Aluminum alloy. This material reacts chemically with liquid detergents, leading to “pitting corrosion” and eventual drum detachment.

Engineering Comparison: High-Tier vs. Standard Tier

To make an informed decision, we must compare the Material Science and Drive Systems of industry leaders against standard budget models.

Technical Component Standard Group (Avoid) LG (Direct Drive) Samsung (Inverter) Bosch (Series 6/8)
Motor Tech Universal Carbon Brush Brushless DC (BLDC) Digital Inverter EcoSilence Drive
Drive Logic Mechanical Pulley Direct Coupling Reinforced Ribbed Belt High-Torque Belt
Bearing Seal Single Lip Double-Lip / Viton High-Temp Synthetic Industrial Grade
PCB Protection Basic Varnish Resin Encapsulation Moisture Shield Thermal Management
Vibration Control Standard Springs 6-Motion AI VRT Plus (Ball Balance) AntiVibration Walls

The Inverter Logic: Electronic Schematic of Superiority

For the technician, the shift to Inverter Technology (found in LG, Samsung, and Bosch) is the greatest leap in reliability. Unlike the simple “On/Off” relay logic of older GMC or Kiryazi units, modern systems utilize a Variable Frequency Drive (VFD) logic path:

  1. Rectification Stage: Incoming AC is converted to stable DC power.
  2. IGBT Switching: (Insulated Gate Bipolar Transistors) pulse the power to the motor windings.
  3. Frequency Modulation: By changing the electrical frequency, the machine controls torque and speed with extreme precision, without mechanical stress.
  4. Result: This eliminates the Carbon Brushes, which are the primary wear-and-tear component in traditional washing machines.

Field Values: Performance Comparison Metrics

Performance Feature Budget Brands (Kiryazi/GMC) Premium Engineering (LG/Bosch)
Spin Decibels 76 dB – 82 dB 48 dB – 54 dB
Thermal Cut-out Frequent (friction-based heat) Rare (active cooling logic)
Drum Balance Passive (Weight-based) Active (Sensor-based)
Parts Availability Fragmented / Generic Serialized / Global

Professional Councils and Maintenance Protocols

  • Advice on Installation: Never place a washing machine on a wooden floor or an unlevel surface. For Bosch and LG units, precision leveling is required to allow the internal accelerometers to calibrate the “Zero-Point” vibration correctly.
  • Notice on Detergent: Excessive use of “Soap Powder” causes a buildup known as “Scrud.” In White Whale and Candy models, this acidic sludge accelerates the decay of the drum seal.
  • The Benefit of Direct Drive: By removing the belt, LG has eliminated a major friction point, significantly reducing energy loss and increasing the motor’s life expectancy to over a decade.

Final Technical Verdict

The recommendation to avoid Kiryazi, Candy, GMC, and White Whale is based on the Mean Time Between Failures (MTBF) observed in the field. As an engineer, I recommend prioritizing brands that utilize Resin-Encapsulated Electronics and Brushless Motors. LG, Samsung, and Bosch provide the necessary Mechanical Tolerance to handle the stresses of modern laundry requirements.


Focus keyphrase: Technical engineering review of washing machine brands explaining why LG Samsung and Bosch are superior to Kiryazi Candy GMC and White Whale for long-term durability.

SEO title: Mbsmpro.com, Washing Machines, Technical Reliability Review, LG, Samsung, Bosch

Meta description: Expert engineering analysis on washing machine durability. Discover why technicians recommend LG, Samsung, and Bosch over Kiryazi, Candy, GMC, and White Whale for long-term use.

Slug: washing-machine-technical-reliability-lg-samsung-bosch

Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Washing Machine Repair, LG Direct Drive, Bosch EcoSilence, Samsung Inverter, Appliance Engineering, Inverter Motor Schematic, Drum Bearing Failure.

Excerpt: A washing machine is a long-term engineering investment. From a field technician’s perspective, choosing the right brand depends on mechanical durability and electronic stability. While brands like Kiryazi, Candy, GMC, and White Whale are popular, they often face structural oxidation and PCB failures. This article analyzes why LG, Samsung, and Bosch are technically superior.


Stay away from 4 washing machines: Kiriazi, Candy, GMC, White Whale mbsmpro
Stay away from 4 washing machines: Kiriazi, Candy, GMC, White Whale mbsmpro



The ZMC EGM60AF compressor can be installed on a Toshiba 14-inch refrigerator

Mbsmpro, Compressor, EGM60AF, 1/6 hp, ZMC, Cooling, R134a, 155 W, 1.1 A, 1Ph 220-240V 50Hz, LBP, RSIR, -35°C to -10°C, Cooling and Freezing

From our professional experience, the compressor is small and has a maximum length of 10 feet.

In the specialized world of HVAC and domestic refrigeration, selecting the correct compressor is the difference between a long-lasting appliance and a premature mechanical failure. The ZMC EGM60AF stands out as a reliable workhorse in the Low Back Pressure (LBP) category. This hermetic reciprocating compressor is frequently utilized by major appliance manufacturers for its thermal efficiency and robust construction under varying environmental conditions.

Technical Engineering Analysis

The EGM60AF is a 1/6 HP unit optimized for R134a refrigerant. In my years as a field engineer, I have observed that this specific model strikes a balance between energy consumption and torque. Utilizing a Resistive Start Induction Run (RSIR) motor, it is designed for simplicity and durability. With a displacement of approximately 6.00 cc, it provides sufficient mass flow for standard household refrigerators ranging from 8 to 11 cubic feet.

Application and Sizing Logic

When retrofitting or repairing, field workers must exercise caution regarding cabinet size. While the EGM60AF is highly efficient, installing it in a large 14-cubic-foot unit—which typically demands a 1/5 or 1/4 HP motor—can lead to “short-cycling” or continuous operation. This results in overheating the motor windings and eventual mechanical seizure. For optimal performance, this compressor should be paired with a correctly sized capillary tube to ensure the evaporation temperature remains within the -30°C to -10°C range.

Complete Technical Data Table

Feature Specification
Model ZMC EGM60AF
Utilization LBP (Low Back Pressure)
Domaine Freezing / Cooling
Oil Type and Quantity Ester (POE) – 180ml to 200ml
Horsepower (HP) 1/6 HP
Refrigerant Type R134a
Power Supply 220-240V ~ 50Hz / 1 Phase
Cooling Capacity BTU Approx. 528 BTU/h (at ASHRAE)
Motor Type RSIR (Resistive Start Induction Run)
Displacement 6.00 cc
Winding Material High-Grade Copper
Pression Charge Low side (typical): 0 to 5 PSI
Capillary Tube Recommendation 0.031″ ID x 3 meters (approx.)
Compatible Models Small-Medium Fridges (Sharp, Beko, Ideal)
Temperature Function -35°C to -10°C
Cooling System Static Cooling (Natural Convection)
Commercial Use Domestic / Light Commercial
Amperage (FLA) 0.9A – 1.1A
LRA (Locked Rotor Amps) 6.5A – 7.5A
Relay Type PTC Relay
Capacitor Requirement Not required (RSIR), optional run cap for RSCR

Electrical Schema (Wiring Diagram)

For the RSIR configuration of the EGM60AF:

  1. Common (C): Connected to the Overload Protector (OLP).
  2. Main/Run (M/R): Connected to the Neutral line and the PTC Relay.
  3. Start (S): Connected to the PTC Relay.
    The PTC relay provides a high resistance to the start winding once the motor reaches roughly 75% of its speed, effectively dropping the start winding out of the circuit.

Comparative Analysis: EGM60AF vs. EGL70AA

When comparing the 1/6 HP EGM60AF with the slightly larger 1/5 HP EGL70AA:

  • Cooling Power: The EGL70AA offers roughly 25% more BTU capacity, making it suitable for 14-foot fridges where the EGM60AF would struggle.
  • Energy Efficiency: The EGM60AF is superior in smaller cabinets due to lower wattage draw (approx. 110W vs 145W during stable run time).

Replacement Reference Guide

5 Compressors: Same Value / Same Gas (R134a)

  1. Embraco: EM65HHR (High efficiency alternative)
  2. Danfoss/Secop: TLES5.7FT.3
  3. Cubigel: GL60AA
  4. ACC / Wanbao: GVM66AA
  5. Huayi: HYE60MTU

5 Compressors: Same Value / Other Gas (R600a)

Note: Requires complete system flushing and oil change or capillary adjustment.

  1. Secop: TLES6.5KK.3
  2. Embraco: EMX46CLC
  3. Jiaxipera: T1112Y
  4. Donper: L65CZ1
  5. ACC: HMK80AA

Engineering Advice and Field Notices

  • Vacuuming: Always pull a vacuum down to 500 microns. Moisture in R134a systems reacts with Ester oil to form acid, which will corrode the motor windings.
  • Filter Drier: Never reuse a filter drier. Always replace with a new 15g or 20g molecular sieve drier when opening the system.
  • Heat Dissipation: Ensure the condenser coils are clean. The EGM60AF is designed for static cooling, but if the fridge is located in a high-ambient area (above 40°C), adding a small auxiliary fan near the compressor can significantly extend its life.

Conclusion: The ZMC EGM60AF remains a top choice for technicians looking for a reliable, “Made in Egypt” solution for standard household repairs. Its compatibility with R134a makes it a straightforward replacement for millions of units currently in service across the Middle East and Africa.

Focus Keyphrase: ZMC EGM60AF compressor 1/6 HP R134a specifications and technical data

SEO Title: Mbsm.pro, Compressor, EGM60AF, 1/6 hp, ZMC, Cooling, R134a, 155 W, 1Ph 220-240V 50Hz, LBP

Meta Description: Technical guide for the ZMC EGM60AF 1/6 HP compressor. Includes cooling capacity, wiring diagrams, displacement data, and cross-reference replacements for R134a and R600a systems.

Slug: zmc-egm60af-compressor-1-6-hp-r134a-specs

Tags: ZMC, EGM60AF, 1/6 HP, R134a, Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Embraco EM65HHR, Danfoss TL5G, Cubigel GL60AA, Secop TLES5.7FT.3, Huayi HYE60MTU, ACC GVM66AA, EGL60AF, GL60AA, EMT45HDR, TLES6KK

Excerpt: The ZMC EGM60AF is a high-performance hermetic compressor designed for low back pressure applications in domestic refrigeration. Engineered with precision in Egypt, this 1/6 HP unit operates on R134a refrigerant and is tailored for 220-240V 50Hz power systems. It offers a reliable cooling solution for small to medium household refrigerators and upright freezers worldwide.

The ZMC EGM60AF compressor can be installed on a Toshiba 14-inch refrigerator mbsmpro