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Shenzhen Ruifujie Technology Co., Ltd.
0086 13510281542

Refcomp SRC-S(W)-553 SRC-S-553-L4 Refrigeration Screw Compressor for Cold Storage

Refcomp SRC-S(W)-553 SRC-S-553-L4 Refrigeration Screw Compressor for Cold Storage
Place of Origin:China
Brand Name:Refcomp
Certification:CE
Model Number:SRC-S(W)-553,SRC-S-553-L4
Minimum Order Quantity:1
Price:Discussed
Standard Packaging:WOODEN CASE
Delivery Time:1 Month
Payment Terms:T/T,Western Union
Supply Ability:100000Pcs/Year
Product Details
Highlight:

Refcomp SRC-S-553 screw compressor

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screw compressor for cold storage

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SRC-S(W)-553 refrigeration compressor

Packing: Woodcase Packing
Refrigerant: R22, R407C, R404A, R507A, R290, R410a
MOQ: 1 Sets
Application: Air Conditioner,Cold Room,Freezer,HVAC System
Rated Power: 200HP/150KW
Displacement: 600/720 M3/hr
Warranty: 1 Year
Product Description
Detailed Specifications & Features
Product Advantages
Compact High-Pressure Housing

The refrigeration screw compressor features a 25-bar housing with optimized internal gas passages to reduce flow resistance. Its compact structure integrates the suction filter, shut-off valve and temperature sensor.

Precision Bearing System

This semi-hermetic screw compressor uses matched bearing assemblies to support axial and radial rotor loads. Precision rolling elements and wear-resistant raceways help minimize friction, vibration and operating noise.

High-Density Suction Filtration

A built-in 100 μm suction filter captures impurities from incoming refrigerant gas, helping protect the motor. Its accessible suction-side position allows convenient inspection and replacement during maintenance.

Integrated Pressure Safety Valve

The refrigeration screw compressor incorporates an internal safety valve connecting the high- and low-pressure sides, helping prevent excessive pressure differentials and supporting safer operation.

Product Image
Refcomp SRC-S(W)-553 semi-hermetic refrigeration screw compressor for cold storage, shown in full view
Technical Specifications
Parameter Value
Model SRC-S(W)-553 / SRC-S-553-L4
Rated power 200 HP / 150 kW
Exhaust volume 50/60 Hz 600 / 720 m³/hr
Weight 1030 kg
Oil charge 19 L
Cooling capacity regulation 100%, 75%, 50%, 25% (stepless 100%–25%)
Standard motor 400/3/50 Hz – 460/3/60 Hz
LRA Y/Δ 543/1645 A (SRC-S(W)-553)  |  595/1802 A (SRC-S-553-L4)
Dimension Drawing
Dimensional drawing of the Refcomp SRC-S(W)-553 refrigeration screw compressor showing mounting and connection dimensions
FAQ

Q1: How can I determine whether the SRC-S(W)-553 meets my refrigeration capacity requirements?

For refrigeration screw compressor selection, provide the required cooling capacity, refrigerant, evaporating and condensing temperatures, and operating frequency. The SRC-S(W)-553 has a displacement of 600 m³/h at 50 Hz and 720 m³/h at 60 Hz, but actual cooling performance must be verified against the manufacturer's selection data.

Q2: What should be considered when connecting the SRC-S(W)-553 to an economizer system?

The RefComp screw compressor provides a 42 mm economizer connection and a 10 mm liquid injection connection. Verify the economizer piping arrangement, control requirements and operating conditions before integrating these connections into the refrigeration circuit.

Q3: What preparations are necessary before the first startup of the SRC-S(W)-553?

Check the oil level, electrical connections, motor protection settings and refrigerant piping. Confirm that the 275 W crankcase heater is operating as required, and complete system leak testing and evacuation before commissioning.

Q4: What should I investigate if the SRC-S(W)-553 delivers insufficient cooling capacity?

Check the evaporating and condensing pressures, refrigerant supply, capacity control settings and actual operating load. Compare the measured conditions with the manufacturer's performance data to identify possible system or compressor operating issues.

Overall Rating
5.0
Based on 50 reviews recently
Rating Snapshot
5
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All Reviews
A
Alice from Canada
Sep 29.2025
Received the item today and I’m very happy with it. Good quality and fast shipping.
K
k*n from United States
Sep 23.2025
The product shipped quickly and is of excellent quality. I'll definitely choose you again next time.
K
K*n from Canada
Jul 24.2025
The product shipped quickly and is of excellent quality. I'll definitely choose you again next time.
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