R134a, refrigerant, compressor SFK51C94RPX, 220V 50Hz, LBP, 1/6 hp

Description

Mbsm.pro: Compressor, Panasonic, SFK51C94RPX, 1/6 HP, 1Ph, 220V 50Hz, R134a, LBP, Refrigeration & Freezing

Technical Specifications Table

Feature	Details
Model	SFK51C94RPX
Manufacturer	Panasonic Corporation
Origin	Made in Singapore
Utilisation	LBP (Low Back Pressure)
Domaine	Domestic Refrigerators / Freezers
Cooling Wattage at -23.3°C	157 W (ASHRAE)
Cubic Feet Capacity	5 to 8 cu. ft. (Depending on insulation)
Litres Capacity	150 to 250 Liters
Kcal/h	135 Kcal/h
TON	~0.045 Tons
Oil Type and Quantity	Mineral Oil or POE, 280-320 ml
Horsepower (HP)	1/6 HP
Refrigerant Type	R134a
Power Supply	220V / 50Hz / 1Ph
Cooling Capacity BTU	535 BTU/h
Motor Type	RSCR (Resistance Start Capacitor Run)
Displacement	5.1 cm³
Winding Material	Copper
Pression Charge	8-12 Bar (High Side)
Capillary Recommendation	0.028″ or 0.031″ (Length varies by application)
Compatible Appliances	Small to medium refrigerators, freezers, beverage coolers
Temperature Function	-35°C to -5°C
With Fan or No	Yes (Fan cooling required for compressor)
Commercial or No	Domestic Grade
Amperage (FLA)	1.0 A to 1.3 A
LRA (Locked Rotor Amps)	5.0-6.0 A
Type of Relay	PTC Relay with Run Capacitor
COP	1.35 W/W
Thermal Protection	Yes (Internal Thermal Protector)
Net Weight	6.0-7.0 kg

Efficiency Metrics (COP) Table

Performance varies based on operating conditions. Here is how the SFK51C94RPX performs across the temperature spectrum:

Evaporating Temp (°C)	Cooling Capacity (Watts)	Power Consumption (Watts)	COP (W/W)
-25	135	125	1.08
-20	165	135	1.22
-15	200	145	1.38
-10	240	155	1.55
-5	285	165	1.73
0	335	175	1.91
5	390	185	2.11

Replacement Models

Brand	Model Number
Panasonic	SFK51C94RPX
Panasonic	QB51C99GLX5
Panasonic	DGH51C90RAX
Panasonic	SF Series variants

5 Replacements (Same R134a Gas)

1. Embraco NEK6196Z (Strong alternative, 1/6 HP, 6.5cc)
2. Tecumseh THG1352YLS (Classic reliable swap, 1/6 HP) everwellparts.com
3. Cubigel GL60AA (Excellent domestic equivalent, 5.99cc) frigopartners.com
4. Danfoss SC10G (Similar capacity, 10cc displacement)
5. Huayi HYE11YG (Budget-friendly alternative, 1/6 HP)

5 Replacements (Other Gas – R600a/R404A)

Note: Requires complete system flush and expansion valve/capillary adjustment.

1. Embraco EGU80HLP (R600a – Isobutane, very efficient, 1/6 HP)
2. Danfoss SC10CNX (R290 – Propane, high efficiency)
3. Tecumseh CAJ9480Z (R404A – Higher capacity)
4. Secop NL9FK (R600a compatible variant)
5. Cubigel HM60AA (R600a – Energy efficient)

Key Features

• Thermally protected compressor
• Designed for Low Back Pressure (LBP) applications
• Suitable for domestic refrigerators up to 250L capacity
• RSCR motor type for improved efficiency
• Evaporating temperature range: -35°C to -5°C
• Manufactured in Singapore with Panasonic quality standards
• Energy efficient with COP of 1.35 okmarts.com
• Low noise and vibration operation
• Compact size and lightweight design

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Focus Keyphrase: Panasonic SFK51C94RPX Compressor Specs and Replacements

SEO Title: Mbsm.pro – Panasonic SFK51C94RPX Compressor: 1/6 HP R134a Technical Guide

Meta Description: Looking for SFK51C94RPX specs? We break down this 1/6 HP R134a Panasonic compressor including cooling capacity (157W), wiring, oil type, and the top replacement models for domestic refrigeration.

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Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Panasonic, SFK51C94RPX, SF Series, R134a, 1/6 HP, LBP, Low Back Pressure, NEK6196Z, THG1352YLS, GL60AA, SC10G, Compressor Replacement, HVAC, Refrigeration Repair, Domestic Refrigerator, Singapore

Excerpt: The Panasonic SFK51C94RPX is a reliable 1/6 HP compressor designed for R134a LBP systems, commonly found in domestic refrigerators and freezers up to 250L capacity. This guide provides the full technical data sheet, including cooling capacity (157W at ASHRAE), oil requirements (280-320ml), and a comprehensive list of compatible replacements for both R134a and modern alternative refrigerants to ensure your repair is successful.

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R134a, refrigerant, compressor GL60AF, 200-220V~50Hz, LBP, 1/6 hp

Description

Mbsm.pro: Compressor, ZMC, GL60AF, 1/6 HP, 1Ph, 200-220V 50Hz, R134a, LBP, Refrigeration

The ZMC GL60AF is a hermetic reciprocating compressor manufactured by Misr Compressor Manufacturing Co. (ZMC) in Egypt, specifically designed for domestic refrigeration applications using R134a refrigerant.

www.pro.mbsm.pro

Technical Specifications Table

Feature	Details
Model	GL60AF
Brand	ZMC (Misr Compressor Manufacturing Co.)
Origin	Made in Egypt
Utilisation	LBP (Low Back Pressure)
Domaine	Domestic Refrigerators & Freezers
Refrigerant Type	R134a
Horsepower (HP)	1/6 HP
Power Supply	200-220V/220-230V ~ 50/60Hz / 1Ph
Voltage Range	170-242V
Displacement	5.99 cm³
Cylinder Diameter	20.88 mm
Stroke	17.48 mm
Cooling Capacity (ASHRAE)	132W at -23.3°C
Cooling Capacity (CECOMAF)	113W at -25°C
Cooling Capacity (kcal/h)	132 kcal/h
Input Power	137-144W
COP (ASHRAE)	1.07 W/W
COP (CECOMAF)	0.82 W/W
EER	0.70-0.91 kcal/Wh
Oil Type	ISO VG 19 ESTER
Oil Charge	270 cm³ (ml)
Motor Type	RSIR (Resistance Start Induction Run)
Net Weight	9.1 kg
Running Current	1.19-1.21A
Locked Rotor Current (LRA)	12.2A
Main Winding Resistance	8.67Ω at 25°C
Start Winding Resistance	18.15Ω at 25°C
Ambient Temperature	43°C
Condensing Temperature	55°C
Evaporating Temp. Range	-25°C to +10°C
Compressor Cooling	Static (Natural)
Application	Household refrigerators, freezers

Test Conditions

Cycle A (CECOMAF):

• Evaporating Temperature: -25°C
• Condensing Temperature: 55°C
• Liquid Temperature entering expansion valve: 55°C
• Ambient Temperature: 32°C

Cycle B (ASHRAE):

• Evaporating Temperature: -23.3°C
• Condensing Temperature: 55°C
• Liquid Temperature entering expansion valve: 32°C
• Ambient Temperature: 32°C

Efficiency Metrics (COP) Table

Performance varies based on operating conditions. Here is how the GL60AF performs:

Evaporating Temp (°C)	Cooling Capacity (Watts)	Power Consumption (Watts)	COP (W/W)
-25	113	137	0.82
-23.3	132	124	1.07
-20	145	130	1.12
-15	165	138	1.20
-10	190	148	1.28

Replacement Models

Same Brand (ZMC) Equivalent Models:

Model	HP	Application	Refrigerant	Notes
GL60AA	1/6	LBP	R134a	Higher efficiency variant
GL60AH	1/6	LBP	R134a	Enhanced performance model
GL60AN	1/6	LBP	R134a	50Hz optimized version
GL70AA	1/5	LBP	R134a	Slightly larger capacity

Cross-Brand Replacements (R134a):

Brand	Model	HP	Voltage	Notes
Cubigel/ZEM	GL60AA	1/6	220-240V	Direct replacement frigopartners.com
Cubigel	GL60AF	1/6	200-230V	Same specifications iglotech.pl
Electrolux	EGL60AF	1/6	220V	OEM equivalent www.mbsm.pro
Embraco	EMI60HER	1/6	120/220V	Alternative option www.supplyhouse.com
Danfoss/Secop	SC6CL	1/6	220V	Premium alternative
Tecumseh	CAJ4519Z	1/6	220V	Reliable substitute

Alternative Refrigerant Replacements:

Note: Requires complete system flush and expansion device adjustment.

Brand	Model	Refrigerant	HP	Notes
ZMC	HL80AH	R600a	1/7	More efficient, eco-friendly
ZMC	HL90AH	R600a	1/7	Propane-based alternative
Danfoss	SC6CLX	R290	1/6	Natural refrigerant option

Compatible Appliances

The ZMC GL60AF compressor is commonly used in:

• Single-door refrigerators (150-250 liters)
• Double-door refrigerators (280-350 liters) www.mbsm.pro
• Chest freezers
• Beverage coolers
• Small commercial refrigeration units

Installation Notes

1. Oil Compatibility: Uses POE (Polyolester) oil – ISO VG 19 grade. Ensure system is clean and dry.
2. Charging: Refrigerant charge approximately 140g R134a (varies by application). www.mbsm.pro
3. Starting Device: Requires appropriate RSIR starting relay and capacitor.
4. Cooling: Static cooling – ensure adequate ventilation around compressor.
5. Mounting: Use original rubber mounts to minimize vibration.

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Focus Keyphrase

ZMC GL60AF Compressor Specs and Replacements

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Mbsm.pro – ZMC GL60AF Compressor: 1/6 HP R134a Technical Guide

Meta Description

Looking for ZMC GL60AF specs? We break down this 1/6 HP R134a LBP compressor including cooling capacity, oil type, technical data, and the best replacement models for your refrigerator repair.

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Tags

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Excerpt

The ZMC GL60AF is a reliable 1/6 HP hermetic compressor designed for R134a LBP applications, widely used in domestic refrigerators and freezers. This comprehensive guide provides complete technical specifications including 5.99 cm³ displacement, ISO VG 19 ester oil requirements, 132W cooling capacity, and detailed performance data. Find the best replacement options including Cubigel GL60AA, ZEM equivalents, and modern alternatives for your refrigeration repair needs.

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Mbsmpro.com, Compressor, Secop, TLES6FT.3, 1/5 HP, R134a, Cooling, 149 W, 1.1 A, 1Ph 220-240V 50Hz, LBP, RSIR/CSIR, Slovakian Engineering

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When it comes to domestic refrigeration, few names carry as much weight as Secop. Formerly known under the Danfoss brand, these Slovakian-made powerhouses have become the backbone of reliable household cooling. Today, we’re breaking down the TLES6FT.3, a Low Back Pressure (LBP) compressor designed for efficiency and long-term durability in R134a systems.

If you’re a technician in the field, you know that the TLES series is prized for its compact footprint and low noise levels. It’s a “set it and forget it” component that handles the rigorous demands of modern energy standards without breaking a sweat.

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Technical Data & Performance Specifications

The following data provides a granular look at the mechanical and electrical heart of this unit.

Feature	Specification
Model	TLES6FT.3
Utilisation	LBP (Low Back Pressure)
Domaine	Freezing / Cooling
Cooling Wattage (-23.3°C)	149 Watts (ASHRAE)
Cooling Capacity (BTU/h)	508 BTU/h
Cubic Feet Capacity	Approx. 7 to 9.5 cu. ft.
Liters Capacity	200 – 270 Liters
Kcal/h	128 Kcal/h
Oil Type and Quantity	POE (Polyolester) / 180 ml
Horsepower (HP)	1/5 HP
Refrigerant Type	R134a
Power Supply	220-240V / 50Hz / 1 Phase
Motor Type	RSIR/CSIR (Depending on Starter)
Displacement	5.70 cm³
Winding Material	Copper
Pressure Charge	Low Pressure (Suction Side)
Capillary Tube (Suggested)	0.031″ ID x 3 meters (Approx.)
Appliance Type	Refrigerators, Deep Freezers
Operating Temp Range	-35°C to -10°C
Cooling Method	Static (No Fan Required)
Commercial Class	Domestic / Light Commercial
Amperage (RLA)	0.95 A – 1.1 A
Locked Rotor Amps (LRA)	7.5 A
Start Relay	PTC or Electromagnetic
Run Capacitor	Optional (usually not required for RSIR)
Country of Origin	Slovakia

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Efficiency Metrics (COP) & Performance Curve

Efficiency is where the TLES6FT.3 truly shines. The Coefficient of Performance (COP) varies based on the evaporating temperature. Use this table for precise diagnostics during system charging.

Evaporating Temp (°C)	Cooling Capacity (Watts)	Power Consumption (Watts)	COP (W/W)
-35	82	88	0.93
-30	110	102	1.08
-23.3 (Standard)	149	122	1.22
-20	172	134	1.28
-15	215	150	1.43
-10	268	168	1.60

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Wiring & Connection Schematic

For the electrics, the TLES6FT.3 utilizes a standard triangular pin configuration. Proper wiring is essential to prevent winding burnout.

• Common (C): Top Pin.
• Run (R): Bottom Right Pin.
• Start (S): Bottom Left Pin.
• Logic: The PTC starter bridges the Start and Run windings briefly to initiate rotation. If using a CSIR setup, a start capacitor (usually 60-80 µF) is placed in series with the start winding.

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Cross-Reference & Replacement Guide

If the TLES6FT.3 is unavailable, these alternatives offer similar displacement and BTU output.

Direct R134a Replacements (Same Gas)

1. Embraco: EMS 55 HLC / EMYe 70 CLP
2. ZMC/Zem: GL60AA
3. ACC / Cubigel: GVY57AA
4. Huayi: HYE60MT
5. Tecumseh: THB1355Y

R600a Conversion Alternatives (Requires System Flush)

Note: Converting from R134a to R600a requires a complete change of the capillary tube and filter drier.

1. Secop: TLY5.7KK.3
2. Embraco: EMX55CLC
3. Jiaxipera: T1114Y
4. Sikap: HMK95AA
5. Donper: L72CZ1

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Expert Insight: Installation & Maintenance Notice

As a field engineer, I’ve seen these units last 15+ years when installed correctly. The TLES6FT.3 is a “high-tolerance” unit, but it is sensitive to moisture. Because it uses POE oil, which is highly hygroscopic (absorbs water), you must keep the system sealed until the very moment of brazing.

• Pro-Tip: Always replace the filter drier when swapping this compressor. A 15g or 20g drier is standard for this capacity.
• Vacuuming: Do not skip the vacuum stage. A minimum of 250 microns is recommended to ensure the POE oil remains stable.
• Charging: Charge by weight according to the refrigerator manufacturer’s label. Overcharging R134a systems will lead to high head pressure and premature valve failure.

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Focus Keyphrase

Secop TLES6FT.3 R134a 1/5 HP LBP Compressor Specifications and Replacement Guide

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Mbsmpro.com | Secop TLES6FT.3 Compressor | 1/5 HP | R134a | LBP Guide

Meta Description

Get the technical specs for the Secop TLES6FT.3 compressor. 1/5 HP, R134a, 149W cooling capacity. Includes wiring diagrams, replacement cross-references, and expert COP tables.

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Secop, TLES6FT.3, R134a, 1/5 HP, Compressor, Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Slovakia, LBP, EMS55HLC, GL60AA, GVY57AA, HYE60MT, THB1355Y, Refrigeration Repair, Danfoss Compressor

Excerpt

The Secop TLES6FT.3 is a cornerstone of modern domestic refrigeration. This 1/5 HP, R134a compressor is engineered in Slovakia for Low Back Pressure applications, offering a cooling capacity of 149W. Known for its quiet operation and energy efficiency, it is the ideal choice for medium-sized refrigerators and deep freezers looking for long-term reliability.

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.

Focus keyphrase: Huayi HYB60MGU Compressor 1/7 HP R600a LBP Technical Specifications Wiring Diagram and Professional Replacement Guide for Domestic Refrigeration Systems

SEO Title: Mbsmpro.com, Compressor, Huayi, HYB60MGU, 1/7 hp, R600a, 110 W, 0.55 A, 1Ph 220-240V 50Hz, LBP, RSIR, -35°C to -10°C, cooling or freezing

Meta Description: Technical datasheet for the Huayi HYB60MGU compressor. Explore its 1/7 HP capacity, R600a efficiency, electrical wiring schemas, and professional cross-reference replacements.

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Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Huayi, HYB60MGU, R600a, 1/7 HP, LBP, Compressor Replacement, EMT45HDR, TLES5.7KK.3, T1112Y, A60CY, ETA60, GL60AA, EMI45HER, TLS5F, B30H

Excerpt: The Huayi HYB60MGU is a high-efficiency hermetic reciprocating compressor specifically engineered for Low Back Pressure (LBP) applications. Operating on the eco-friendly R600a refrigerant, this 1/7 HP unit is a primary component in modern household refrigerators. This guide provides an in-depth technical analysis, electrical wiring configurations, and reliable replacement alternatives for field engineers.

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The Engineering Behind the Huayi HYB60MGU: A Technical Standard in R600a Cooling

In the contemporary landscape of domestic refrigeration, the Huayi HYB60MGU represents a cornerstone of energy-efficient design. As a professional who has spent years troubleshooting and installing these units, it is clear that Huayi has optimized the HYB series to meet the rigorous European and international standards for low-temperature performance.

This compressor is a hermetic reciprocating type, designed for Low Back Pressure (LBP) cycles. Its integration of R600a (isobutane) not only aligns with global environmental mandates but also provides superior thermodynamic efficiency compared to legacy R134a systems. For technicians, understanding the mechanical and electrical nuances of the HYB60MGU is essential for ensuring system longevity.

Technical Data Sheet: Huayi HYB60MGU

Feature	Specification
Model	HYB60MGU
Utilisation (mbp/hbp/lbp)	LBP (Low Back Pressure)
Domaine (Freezing/Cooling)	Domestic Refrigerators / Freezers
Oil Type and Quantity	Mineral Oil / 180 ml
Horsepower (HP)	1/7 HP
Refrigerant Type	R600a (Isobutane)
Power Supply	220-240VAC / 50Hz / 1 Phase
Cooling Capacity BTU	375 BTU/h (approx. 110 Watts)
Motor Type	RSIR (Resistive Start – Inductive Run)
Displacement	6.0 cm³
Winding Material	High-Grade Copper
Pression Charge	0.5 to 1.2 Bar (Standard LBP operation)
Capillary Recommendation	0.026″ – 0.028″ ID (Varies by cabinet)
Application Range	-35°C to -10°C
Cooling System	Static (Natural convection)
Commercial Classification	Residential / Household
Amperage (Running)	0.55 A – 0.7 A
LRA (Locked Rotor Amperage)	4.8 A
Type of Relay	PTC (Positive Temperature Coefficient)
Capacitor Requirement	None (RSIR Configuration)

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Electrical Wiring Schema (RSIR Configuration)

The terminal housing of the Huayi HYB60MGU follows a standard triangular pin configuration which is critical for proper startup and protection.

Schema Description:

• Common (C): The apex pin. This pin connects to the Thermal Overload Protector (OLP), which monitors the motor temperature and current draw.
• Start (S): The pin usually on the right side. It is momentarily energized by the PTC relay to initiate rotation.
• Main/Run (M): The pin on the left side. This winding remains energized throughout the operation of the compressor.

Wiring Logic:
Line (Hot) -> Overload Protector -> Common Pin
Neutral -> PTC Relay -> Main Pin & Start Pin

Engineering Note: Always verify the resistance between C-S and C-M. The sum of these two measurements should roughly equal the resistance across S-M. Any significant deviation indicates a winding fault.

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Comparative Efficiency: R600a vs. R134a Models

When evaluating the HYB60MGU, it is helpful to compare it against similarly rated R134a compressors to understand the benefits of the modern R600a cycle.

Metric	Huayi HYB60MGU (R600a)	Standard 1/7 HP (R134a)
Operating Pressure	Low / Vacuum	High Positive
Displacement	6.0 cm³	4.5 cm³
Energy Consumption	Low (High COP)	Moderate
Environment	GWP < 3 (Eco-friendly)	GWP 1430 (Global Warming)

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Professional Replacement Cross-Reference

In repair scenarios where the exact Huayi model is unavailable, these alternatives provide the same cooling capacity and displacement.

5 Replacements in R600a (Same Gas):

1. Embraco: EMT45HDR (High-reliability alternative)
2. Secop (Danfoss): TLES5.7KK.3 (Common European replacement)
3. Jiaxipera: T1112Y (Found in many Beko/Haier units)
4. Donper: A60CY
5. Wanbao: ETA60

5 Replacements in R134a (Conversion Required):
Note: Converting from R600a to R134a requires a full system flush and capillary resizing.

1. Zem: GL60AA
2. Embraco: EMI 45HER
3. Secop: TLS5F
4. Huayi: B30H
5. Cubigel: GL60AA

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Field Engineering Advice and Notices

• Vacuuming Procedure: Because R600a systems operate at very low pressures, moisture is a catastrophic contaminant. Always pull a vacuum down to at least 200 microns before charging.
• Charging by Weight: R600a is highly sensitive to overcharging. Always use a digital scale and charge precisely to the manufacturer’s specification (usually 40-60 grams). Do not charge by pressure.
• Flammability Safety: R600a is isobutane. Ensure no open flames are nearby during charging or discharging. Use “Lokring” cold connections if you are not in a controlled, ventilated environment for brazing.
• Overload Protection: If the compressor “clicks” but fails to start, check the PTC relay first. These components are prone to cracking due to heat cycles.

Conclusion and Professional Benefit

The Huayi HYB60MGU is a resilient unit that, when maintained correctly, offers years of silent and efficient operation. Its low running amperage makes it an ideal choice for off-grid or solar-powered refrigeration setups where energy conservation is paramount. For the service technician, its standard footprint and predictable electrical behavior make it a preferred model in the field.