Electrical Schematic & Connection Guide

Since this is a single-phase ($1\phi$) unit, the electrical system relies on a Permanent Split Capacitor (PSC) motor. Below is the technical breakdown of the wiring logic for this 2-ton TOSOT unit:

• Compressor Wiring: * Common (C): Connects directly to the Overload Protector (Internal).

  • Start (S): Connects to one side of the 50 $\mu$F Capacitor.
  • Run (R): Connects to the Neutral line and the other side of the capacitor.

• Outdoor Fan Motor: Usually wired in parallel with the compressor power supply, using its own smaller capacitor (typically 5-7 $\mu$F).

Technical Article: TOSOT TS-H246JAL3 Lord Series Analysis

Focus Keyphrase: TOSOT TS-H246JAL3 2 Ton Compressor Specifications and R22 Engineering Guide

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Meta Description: Technical deep-dive into the TOSOT TS-H246JAL3 2-ton outdoor unit. Features 23,500 BTU cooling, T3 tropical climate rating, and professional R22 compressor replacement data for HVAC engineers.

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Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, TOSOT, TS-H246JAL3, 2 Ton AC, 24000 BTU, R22 Refrigerant, T3 Tropical Compressor, Panasonic 2K28 replacement, Samsung PH41 replacement.

Excerpt: The TOSOT TS-H246JAL3 is a high-performance 2-ton outdoor air conditioning unit from the Lord Series, specifically engineered for T3 tropical environments. Delivering 23,500 BTU/h of cooling power, this R22-based system is a staple for technicians requiring reliability in extreme heat. This article provides full technical specifications and professional cross-reference guides.

Professional Specification Table

Performance Comparison: R22 vs. R410A (2-Ton Class)

In the field, the TS-H246JAL3 uses R22, which offers distinct operational differences compared to modern R410A units of the same tonnage.

Professional Replacement Cross-Reference

If the compressor fails, these models are the gold standard for direct replacement without modifying the chassis:

5 Direct R22 Replacements

1. Panasonic: 2K28C225A (Industry Standard)
2. Samsung: PH41VP-ET
3. LG: QP442PED
4. Highly: 203DH-32C2
5. Mitsubishi: RH313VAGT

5 Alternative Replacements (Conversion Required)

1. GMCC: PA240M2C-4FT (R410A)
2. Gree: QXF-B239zH070 (R410A)
3. Panasonic: 5RS092DAA (R410A)
4. Copeland: ZP24K5E (R410A Scroll)
5. Tecumseh: RK5515E (R22/R407C)

Engineer’s Notice & Field Advice

• T3 Climate Advantage: This unit is rated for T3. As an expert, I recommend ensuring the outdoor unit has at least 50cm of clearance from any wall. T3 units move a massive amount of heat; restricting airflow will cause the amperage to spike above the rated 10A, leading to premature winding failure.
• Capacitor Maintenance: The 50 $\mu$F capacitor is the most common point of failure. If the compressor hums but doesn’t start (drawing high LRA), check the capacitor before condemning the compressor.
• Charging by Weight: Since the system uses 1.8 Kg of R22, always charge using a digital scale. Overcharging an R22 system in a T3 environment causes liquid slugging and destroys the valve plates.

1. Compressor (Model S36G)

• Purpose: The core component for pressurizing refrigerant in a cooling cycle.
• Model S36G: Likely a specific compressor model (possibly from a brand like Secop, Danfoss, or a regional manufacturer). Verify with manufacturer documentation for exact specs.
• Application: Small-scale systems (e.g., commercial water coolers, medical devices, or compact refrigeration) due to the small refrigerant charge.

2. Refrigerant (R134a, 32g)

• R134a: A common hydrofluorocarbon (HFC) refrigerant used in medium-temperature systems (e.g., refrigerators, AC units, water coolers).
• 32g Charge: Indicates a small system, typical for portable or compact units. Ensure the charge matches manufacturer specifications to avoid inefficiency or damage.

3. Water-Cooler System

• Water-Cooled Condenser: Uses water (instead of air) to dissipate heat, improving efficiency. Requires a water supply, pump, and possibly a cooling tower.
• Applications: Often found in commercial settings (e.g., water dispensers, industrial chillers, or high-efficiency HVAC systems).

4. BLY-F/950

• Likely a component model, such as:
  • Filter drier: Removes moisture/contaminants from refrigerant.
  • Pressure switch: Safety device to control system pressure.
  • Control board/Valve: Part of the system’s electrical or flow regulation.
  • Check manufacturer manuals or suppliers for exact function.

Key Considerations

1. Compatibility: Ensure the compressor (S36G) is designed for R134a and water-cooled operation.
2. Refrigerant Charge: Confirm 32g is correct (undercharging/overcharging affects performance).
3. Water Cooling: Check for scale buildup, water flow rate, and pump functionality.
4. BLY-F/950 Replacement: Cross-reference with OEM parts or contact the system manufacturer.

Troubleshooting Tips

• Low Cooling Efficiency: Check refrigerant charge, water flow, or condenser cleanliness.
• Component Failure: Test the BLY-F/950 part (e.g., continuity for switches, clogging in filter driers).
• Noise/Leaks: Inspect the compressor and refrierant lines.
• 

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▷ Starting and Running Capacitors Table

Do you need to replace a start or run  capacitor   and you don’t know which one the equipment has? In this post we will give you some tables of start and run capacitors so that you can access it when you need it.

The topic regarding the calculation of capacitors for single-phase compressors  is of great importance, because whoever is repairing needs to know when it is in poor condition and also what the replacement of the damaged part will be.

The technician who manipulates the equipment has to know that the new capacitor that he has bought to replace the old one must exactly meet the working voltage or greater than that of the original.

It is also important to highlight in this article that the compressor voltage has almost no relation to the capacitor voltage.

If you do not have the original capacitor data, you can approximate it using the following capacitor values ​​for single-phase motors that we present below.

They can be used as a guide or reference for selecting,  replacing capacitors when the exact values ​​are unknown.

Table of starting capacitors
for single-phase motors

Table of Start and Run Capacitors
for Single Phase Capacitors

In this table, which is very similar to the previous one, I attach capacitor values ​​for single-phase motors.

both working and starting capacitors, this way you will have the most user-friendly information in a single image

Capacitor Table for
Three-Phase Electric Motors

As a general rule, low-power three-phase electric motors have an operating voltage of 220 VD / 380 VY, but we must always make sure .

To do this, it is best to look at the motor’s nameplate. Where the voltages and connection will be indicated to know the type of  Capacitor they use.

Fan run capacitor table

If you need to change a running or permanent fan capacitor, this table attached below can guide you to resolve the fault of the equipment you are repairing:

Understanding Starting Capacitors for Compressors: A Comprehensive Guide

Introduction
Starting capacitors play a crucial role in the efficient operation of compressors, especially in single-phase motors. They help generate the necessary starting torque and ensure smooth operation. This guide provides a detailed overview of starting capacitors, their importance, and how to select the right one for your compressor. We’ll also explore key specifications and troubleshooting tips to ensure optimal performance.

1. What is a Starting Capacitor?

A starting capacitor is an electrical component used in single-phase motors to create a phase shift, which generates the torque needed to start the motor. Without a starting capacitor, single-phase motors would struggle to start due to insufficient torque.

2. Key Functions of Starting Capacitors

• Generate Starting Torque: Provides the necessary torque to start the compressor motor.
• Phase Shift Creation: Creates a 90-degree phase shift to simulate a second phase in single-phase motors.
• Smooth Operation: Ensures the motor starts smoothly without excessive current draw.

3. Table: Starting Capacitor Specifications for Compressors

4. How to Calculate the Right Capacitor for Your Compressor

The capacitance of a starting capacitor is critical for optimal performance. Here’s a simple formula to calculate the required capacitance:

Formula:

C=P×1062πfV2cos⁡(ϕ)C=2πfV2cos(ϕ)P×106​

Where:

• CC = Capacitance (in microfarads, µF)
• PP = Motor power (in watts, W)
• ff = Frequency (in hertz, Hz, typically 50 or 60 Hz)
• VV = Voltage (in volts, V)
• cos⁡(ϕ)cos(ϕ) = Power factor (typically 0.85 for motors)

Example Calculation:
For a motor with:

• Power (PP) = 150 W
• Voltage (VV) = 230 V
• Frequency (ff) = 50 Hz
• Power factor (cos⁡(ϕ)cos(ϕ)) = 0.85

C=150×1062π50×2302×0.85≈10.61 μFC=2π×50×2302×0.85150×106​≈10.61μF

In this case, a 10 µF capacitor would be ideal.

5. Common Issues with Starting Capacitors

• Failed Capacitor: A faulty capacitor can prevent the motor from starting or cause it to overheat.
• Incorrect Capacitance: Using a capacitor with the wrong capacitance can lead to insufficient torque or excessive current draw.
• Overheating: Poor ventilation or excessive load can cause the capacitor to overheat and fail.

6. Troubleshooting Tips

1. Check Continuity: Use a multimeter to test the capacitor for continuity. A failed capacitor will show no continuity.
2. Measure Capacitance: Use a capacitance meter to ensure the capacitor’s value matches the required specifications.
3. Inspect for Physical Damage: Look for bulging, leaks, or burn marks on the capacitor, which indicate failure.
4. Test Under Load: Ensure the compressor starts smoothly and does not draw excessive current during startup.

7. Advantages of Using the Right Starting Capacitor

• Improved Motor Lifespan: Reduces stress on the motor during startup.
• Energy Efficiency: Minimizes power consumption during operation.
• Reliable Performance: Ensures consistent and reliable compressor operation.

8. Conclusion

Selecting the right starting capacitor for your compressor is essential for ensuring efficient and reliable operation. By understanding the specifications, calculating the correct capacitance, and performing regular maintenance, you can extend the lifespan of your compressor and avoid costly repairs.

Model and Specifications

The LG CMA110NJJM compressor is a classic model that operates on a single phase with a voltage of 220V and a frequency of 50Hz. It boasts a fixed speed and is powered by a 1/4 HP motor. This compressor is perfect for applications requiring a steady and reliable performance.

Energy Efficiency

Energy efficiency is a crucial factor when choosing a compressor. The LG CMA110NJJM excels in this area with an impressive energy consumption of 198 watts. It provides 170 kcal of cooling capacity and 676 BTU/h, ensuring optimal performance without excessive energy usage.

Refrigerant Type

The compressor uses R600a refrigerant, which is known for its environmental friendliness and efficiency. R600a is a hydrocarbon refrigerant that has a low global warming potential, making it a sustainable choice for modern applications.

LBP (Low Back Pressure)

One of the standout features of the LG CMA110NJJM is its low back pressure (LBP) design. This feature ensures that the compressor operates smoothly and efficiently, even under demanding conditions. The LBP design helps in maintaining consistent performance and reducing wear and tear.

Applications

The LG CMA110NJJM compressor is versatile and can be used in a variety of applications, including:

• Refrigeration Systems: Ideal for domestic and commercial refrigerators and freezers.
• Air Conditioning: Suitable for small to medium-sized air conditioning units.
• Cooling Solutions: Perfect for cooling solutions in various industrial and commercial settings.

Why Choose LG CMA110NJJM?

1. Reliability: LG is a trusted brand known for its high-quality products. The CMA110NJJM compressor is no exception, offering reliable performance and durability.
2. Efficiency: With its energy-efficient design and low back pressure feature, this compressor ensures optimal performance with minimal energy consumption.
3. Environmental Friendliness: The use of R600a refrigerant makes it an eco-friendly choice, contributing to a greener environment.
4. Versatility: Suitable for a wide range of applications, making it a versatile addition to your cooling and refrigeration systems.

Conclusion

The LG CMA110NJJM compressor is a top-tier product that combines efficiency, reliability, and environmental friendliness. Whether you need it for refrigeration, air conditioning, or other cooling solutions, this compressor is a smart investment. Upgrade your systems with the LG CMA110NJJM compressor and experience the difference in performance and efficiency.

For more information or to purchase the LG CMA110NJJM compressor, visit Mbsm.pro today!

Product Description

1.Product Performance
 1)ASQ91H, Q series, use R134A refrigerant; 
 2)Voltage application 220V to 240V;
 3)Frequency for 50/60HZ;
 4)Motor type: RSIR;
 5)Cooling type: ST;
 6)Starting device is PTC Relay;
 7)Application: Low Back Pressure;
 8)Nominal power is 1/3HP;
 9)COP is 1.25 with the cooling capacity 220W.

This model has passed CB/VDE certificates, and main characters as below
  1)Small size;
  2)High efficiency & reliability;
  3)Low noise & vibration;
  4)Applied to mini refrigerator, water dispenser, etc.

Basing on Test Condition(ASHRAE)
 Evaporating Temperature: -23.3 degree
 Ambient Temperature: 32.2 degree
 Subcooling Temperature: 32.2 degree
 Condensing Temperature: 54.4 degree
 Suction Temperature: 32.2 degree

SONAX
Model : ES171 Stancard
R 600A
Voltage: 220-240V~50Hz
Energy:0.94 Kw/day/
Capacity: 160 L
Weight: 36Kg
Power: 118W
Chest Freezer
Protection Degree(IPX1) Class: I
Double insulation
ES 6000/2007 Made in Egypt

Here’s how it works:

1. The refrigerant in the evaporator absorbs heat from the food and air inside the refrigerator, causing them to cool down.
2. The compressor pumps the hot, low-pressure refrigerant gas to the condenser.
3. The condenser coils release the heat absorbed by the refrigerant to the surrounding air, causing the refrigerant to condense back into a liquid.
4. The expansion valve allows the high-pressure liquid refrigerant to flow back to the evaporator, where the pressure drops and the refrigerant cools down again, ready to absorb more heat.

Here are some of the advantages of condenser refrigerators:

• Reliable and efficient: They have been around for a long time and are well-understood technology.
• Relatively inexpensive: They are generally more affordable than other types of refrigerators, such as absorption and thermoelectric refrigerators.
• Widely available: They are readily available in a variety of sizes and styles from many different brands.

However, there are also some disadvantages to consider:

• Noise: The compressor can be noisy, especially when it first starts up.
• Energy consumption: They can be less energy-efficient than other types of refrigerators, such as inverter refrigerators.
• Environmental impact: The refrigerants used in condenser refrigerators can contribute to greenhouse gas emissions if they leak.

Overall, condenser refrigerators are a good choice for most people who are looking for a reliable and affordable way to keep their food cold. If you are concerned about noise or energy consumption, you may want to consider other types of refrigerators.

Operating voltage: 200-240 V / 50 Hz,,,230 V / 60 Hz

Freon type: R134a

Application type: High suction pressure (commercial) HBP

The temperature range for the degree of evaporation: from -15 to +10 Celsius

Motor type: with rectifying capacitor and current relay

Mechanical data 

Horsepower: 3/4 HP

Type and size of oil: Aester 450 cc, ISO 22

Displacement: 20.44 cm3

Electrophysiological data 

Calendar: Current relay

Rectifier capacitor: 88: 108 microfarad, 330 volts

Rectifier coil resistance: 10.40 ohms

Operating coil resistance: 2.40 ohms

Cooling performance at 55°C condensation point