Focus Keyphrase: Mbsmpro.com Fresh FDF-330 Elegant Digital Compressor R134a 1/5 HP LBP Specifications and Replacements

SEO Title: Mbsmpro.com | Fresh FDF-330 Elegant Digital | Compressor GL80AA | 1/5 HP | R134a

Meta Description: Get the full technical breakdown for the Fresh FDF-330 Elegant Digital freezer compressor. Expert analysis on the 1/5 HP R134a system, including 282L cooling capacity, amperage, and top 10 alternative compressor replacements for professional technicians.

Slug: fresh-fdf-330-elegant-digital-compressor-specifications-replacements

Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, Fresh FDF-330, GL80AA, FFI7.5HAK, NLE7.5KT, THB1360Y, EMR70HLR, QD75H, HMK95AA, EMX70CLC, NLY80AA, NT1114Y, KK80, 1/5 HP Compressor, R134a Freezer, Refrigeration Repair Egypt.

Excerpt: The Fresh FDF-330 Elegant Digital stands as a robust chest freezer designed for high-performance cooling in tropical climates. Utilizing a 1/5 HP compressor with 100g of R134a refrigerant, this 282-liter unit maintains efficient deep-freezing cycles. Professionals value its Class T rating and low 0.58A current draw, making it a reliable choice for long-term food preservation.

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Mbsmpro.com, Compressor, GL80AA, 1/5 hp, Cubigel, Cooling, R134a, 160 W, 0.6 A, 1Ph 220‑240V 50Hz, LBP, RSIR, −30°C to −10°C, Freezing

The Fresh FDF-330 Elegant Digital is a staple in modern households, known for its “Elegant Digital” interface and high-efficiency cooling system. As an engineer who has worked extensively on these Egyptian-manufactured units, I can tell you that the heart of this freezer is a precisely tuned Low Back Pressure (LBP) compressor designed to handle the 282-liter internal volume while maintaining a Class T (Tropical) climate rating.

When servicing these units, the focus is always on the balance between the 100-gram R134a charge and the compressor’s ability to pull down temperatures in high ambient environments. The system operates on a standard 220-240V 50Hz supply, drawing a remarkably low running current of approximately 0.58 Amps. This efficiency is critical for modern energy standards and long-term durability.

Technical Core Specifications

Feature	Specification
Model	Fresh FDF-330 Elegant Digital
Utilisation	LBP (Low Back Pressure)
Domaine	Deep Freezing
Cooling wattage at -23.3°C	158 Watts
Cubic feet capacity	~10.0 Cu.Ft
Litres capacity	282 Liters
Kcal/h	136 Kcal/h
TON (Ref)	0.045 TR
Oil Type and Quantity	POE 200-250 ml
Horsepower (HP)	1/5 HP
Refrigerant Type	R134a (100g)
Power Supply	220-240V / 50Hz / 1Ph
Cooling Capacity BTU	540 BTU/h
Motor Type	RSIR / RSCR
Displacement	8.10 cm³
Winding Material	Copper
Pressure Charge (Low Side)	0.5 to 2.0 PSI (Running)
Capillary Size	0.031″ x 2.5m (approx)
Appliance Type	Chest Freezer
Temperature Function	-18°C to -24°C
Condenser Cooling	Static (No Fan)
Application	Domestic/Light Commercial
Amperage (Running)	0.58 A
LRA (Locked Rotor Amps)	8.5 A
Type of Relay	PTC
Capacitor	Optional (Start 64-77 µF)
Country of Origin	Egypt

Efficiency Metrics (COP)

The following table highlights the performance of the 1/5 HP compressor typically used in this unit across various evaporating temperatures.

Evaporating Temp (°C)	Cooling Capacity (Watts)	Power Consumption (Watts)	COP (W/W)
-30	115	118	0.97
-25	148	134	1.10
-23.3	160	140	1.14
-20	185	152	1.22
-15	235	171	1.37
-10	290	192	1.51

Engineering Insights and Comparison

The FDF-330 is designed for “Class T” conditions, meaning it is engineered to function perfectly even when room temperatures reach 43°C. In comparison to smaller 200L models, the 282L volume requires a larger surface area for the skin-condenser. This necessitates a compressor with high volumetric efficiency.

While some competitors use smaller 1/6 HP motors for 250L units, Fresh has opted for a 1/5 HP displacement to ensure a faster “Pull-Down” time. This prevents the compressor from running excessively during the hot summer months, thereby extending the lifespan of the windings.

Maintenance Tips for Field Workers

1. Gas Charge Precision: With a 100g R134a charge, even a 5g deviation can affect the frost line in the evaporator. Always use a digital scale.
2. Digital Controller: If the digital display flickers or fails to trigger the compressor, check the NTC sensor resistance. These sensors often drift in high-humidity environments.
3. Ventilation: Ensure the side vents are clear. Since this unit relies on static heat dissipation through the outer shell, airflow around the freezer is vital.

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Compressor Replacements (R134a – Same Value)

If you cannot find the original OEM compressor, these are direct performance matches using R134a:

1. Embraco: FFI7.5HAK
2. Secop: NLE7.5KT (High Efficiency)
3. Tecumseh: THB1360Y
4. Cubigel: GL80AA
5. Jiaxipera: N1112GZ

Compressor Replacements (Alternative Gas – R600a)

Note: Converting to R600a requires a complete system flush, vacuum, and oil change (to mineral or AB if applicable), along with a capillary adjustment.

1. Secop: HMK95AA
2. Embraco: EMX70CLC
3. Cubigel: NLY80AA
4. Jiaxipera: NT1114Y
5. Donper: KK80

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Internal Wiring Schema (Typical for Elegant Digital Series)

The digital control system utilizes a main PCB that manages the compressor relay and the LED display.

• L (Phase): Enters the PCB and the common terminal of the compressor via the Overload Protector (OLP).
• N (Neutral): Connects to the PTC Starter and the internal lamp circuit.
• Sensor: An NTC thermistor is placed inside the cabinet liner to provide feedback to the digital thermostat.
• Lamp Power: Rated at 15W, triggered by the lid switch.

Focus Keyphrase: TEE NTU 170 MT Compressor 1/4 HP R600a Low Back Pressure Technical Specifications and Replacement Guide

SEO Title: Mbsmpro.com, Compressor, NTU 170 MT, 1/4 hp, TEE, Cooling, R600a, 204 W, 0.9 A, 1Ph 220-240V 50Hz, LBP, RSIR, -35°C to -10°C

Meta Description: Technical analysis of the TEE NTU 170 MT compressor. Discover 1/4 HP power specs, R600a efficiency, LBP cooling capacity, wiring diagrams, and cross-reference replacement charts.

Slug: compressor-tee-ntu170mt-r600a-1-4-hp-specs

Tags: Mbsmgroup, Mbsm.pro, mbsmpro.com, mbsm, TEE, Turk Elektrik, NTU 170 MT, R600a, 1/4 HP Compressor, LBP, Refrigerator Repair, HVAC Engineering, EMT2121U, HTK12AA, HMK12AA, NT1114Y, HYB12MHU, GL90AA, FFI7.5HAK, NL7F

Excerpt: The TEE NTU 170 MT is a high-efficiency hermetic reciprocating compressor designed for low back pressure applications using R600a refrigerant. Known for its reliability in household refrigeration, this unit operates at 220-240V 50Hz. This article explores its technical specs, cooling capacity, and suitable replacements for HVAC technicians and engineers worldwide.

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The Engineering Excellence of the TEE NTU 170 MT: A Deep Dive into R600a Refrigeration

In the evolving world of domestic refrigeration, efficiency and environmental impact are the primary drivers of innovation. The TEE NTU 170 MT, manufactured by Turk Elektrik, stands as a testament to these principles. As a Low Back Pressure (LBP) compressor optimized for R600a (isobutane), this model has become a staple in modern household refrigerators and freezers across Europe and the Middle East.

Understanding the NTU 170 MT Architecture

The NTU 170 MT is engineered to handle the unique thermodynamic properties of R600a. Unlike older R134a systems, R600a operates at lower pressures but requires a larger displacement to achieve comparable cooling capacities. This compressor utilizes a robust motor designed for RSIR (Resistive Start – Inductive Run) operation, ensuring a reliable start even under varying voltage conditions typically found in domestic environments.

The “MT” series is specifically calibrated for high-performance cooling while maintaining a low noise floor. With a Locked Rotor Amperage (LRA) of 14A, it demonstrates significant starting torque, which is essential for overcoming the initial pressures of the refrigeration cycle after a defrost period.

Technical Specification Table

Feature	Specification
Model	NTU 170 MT
Utilisation	LBP (Low Back Pressure)
Domaine	Freezing / Deep Cooling
Oil Type and Quantity	Mineral Oil (approx. 180 ml)
Horsepower (HP)	1/4 HP
Refrigerant Type	R600a (Isobutane)
Power Supply	220-240VAC / 50Hz / 1Ph
Cooling Capacity BTU	~700 BTU/h (at -23.3°C Evaporating Temp)
Motor Type	RSIR
Displacement	11.20 cc
Winding Material	High-Grade Copper
Pression Charge	0.5 to 1.2 Bar (Low side depending on load)
Capillary Recommendation	0.031″ ID x 3 meters (approximate)
Temperature Function	-35°C to -10°C
Cooling System	Static (No fan required for compressor)
Commercial Class	Domestic / Light Commercial
Amperage (FLA)	0.8 A – 1.0 A
LRA (Locked Rotor)	14 A
Relay Type	PTC Starter
Capacitor	Not required (RSIR), Optional Run Cap for CSIR conversion

Electrical Wiring Schema (RSIR Configuration)

For field technicians, understanding the terminal configuration is vital. The TEE NTU 170 MT follows the standard triangular pin layout:

1. Common (C): Top pin (typically connected to the overload protector).
2. Start (S): Right pin (connected to the PTC relay for starting).
3. Main/Run (M): Left pin (connected to the neutral line).

Schema Logic:
[Line] -> [Overload Protector] -> [Common Pin]
[Neutral] -> [PTC Relay] -> [Main Pin] & [Start Pin (Momentary)]

Performance Comparison: R600a vs. R134a Equivalents

When comparing the NTU 170 MT to R134a units of similar horsepower, several differences emerge. The R600a model offers a superior Coefficient of Performance (COP).

Metric	TEE NTU 170 MT (R600a)	Equivalent R134a Model (e.g., GL90AA)
Efficiency (COP)	1.45 – 1.55 W/W	1.20 – 1.35 W/W
Operating Pressure	Low / Vacuum	High
Eco-Impact	GWP 3 (Low)	GWP 1430 (High)
Noise Level	Very Low	Moderate

Compatibility and Replacement Guide

Finding a direct replacement requires matching the displacement and the LBP characteristic. Below are the recommended alternatives for the NTU 170 MT.

Top 5 Replacements (R600a – Same Gas):

1. Embraco: EMT2121U
2. Secop (Danfoss): HTK12AA
3. ACC / Cubigel: HMK12AA
4. Jiaxipera: NT1114Y
5. Huayi: HYB12MHU

Top 5 Replacements (R134a – Conversion Required):
Note: Converting from R600a to R134a requires a full system flush, capillary adjustment, and oil compatibility check.

1. Zem: GL90AA
2. Embraco: FFI 7.5HAK
3. Secop: TLES7.5KK.3
4. Tecumseh: THB1375YSS
5. Carlyle: S26SC

Engineering Notices and Maintenance Tips

• Vacuuming Procedure: Due to the hygroscopic nature of the systems and the low pressures of R600a, a deep vacuum (minimum 200 microns) is mandatory. R600a systems are highly sensitive to non-condensables.
• Charging Safety: R600a is flammable. Always ensure the work area is well-ventilated. Use a dedicated electronic scale, as the charge weight is significantly lower than R134a (often only 40-60 grams).
• Filter Drier: Always replace the filter drier with one specifically labeled for R600a (XH-9 or equivalent) during any compressor swap.
• Capillary Blockage: Because R600a operates at lower discharge temperatures, carbonization is rare, but moisture-related ice blockages are common if the system is not perfectly dry.

Benefits for the End-User

Using a TEE NTU 170 MT ensures the refrigerator operates with minimal energy consumption. For the homeowner, this translates to lower electricity bills and a quieter kitchen environment. For the technician, the wide availability of parts for the TEE/Arçelik ecosystem makes it a preferred choice for long-term maintenance.