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Shenzhen Coolstart Refrigeration Equipment Co., Ltd

  • China,Shenzhen ,Guangdong
  • Verified Supplier
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China Refcomp SRC-S(W)-553 SRC-S-553-L4 Refrigeration Screw Compressor for HVAC Cold
China Refcomp SRC-S(W)-553 SRC-S-553-L4 Refrigeration Screw Compressor for HVAC Cold

  1. China Refcomp SRC-S(W)-553 SRC-S-553-L4 Refrigeration Screw Compressor for HVAC Cold
  2. China Refcomp SRC-S(W)-553 SRC-S-553-L4 Refrigeration Screw Compressor for HVAC Cold
  3. China Refcomp SRC-S(W)-553 SRC-S-553-L4 Refrigeration Screw Compressor for HVAC Cold

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

  1. MOQ: 1
  2. Price: Discussed
  3. Get Latest Price
Oil Charge 19L
Refrigerant R22, R407C, R410a, R404A, R507A
Delivery Time 1 Month
Packaging Details WOODEN CASE
Payment Terms Western Union,T/T
Application HVAC, Condensing Unit, Cold Room, Rack System
Rated Power 200HP/150KW
Displacement 50/60Hz 600/720 m3/hr
Supply Ability 100000Pcs/Year
Model Number SRC-S(W)-553,SRC-S-553-L4
Place of Origin China
Certification CE
Brand Name Refcomp

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  1. Product Details
  2. Company Details

Product Specification

Oil Charge 19L Refrigerant R22, R407C, R410a, R404A, R507A
Delivery Time 1 Month Packaging Details WOODEN CASE
Payment Terms Western Union,T/T Application HVAC, Condensing Unit, Cold Room, Rack System
Rated Power 200HP/150KW Displacement 50/60Hz 600/720 m3/hr
Supply Ability 100000Pcs/Year Model Number SRC-S(W)-553,SRC-S-553-L4
Place of Origin China Certification CE
Brand Name Refcomp
High Light Refcomp SRC-S-553 screw compressor ,HVAC refrigeration screw compressor ,cold room screw compressor
Product Overview
  • High-Efficiency Rotor Geometry: Patented asymmetric rotor profile ensures smooth meshing and continuous gas displacement, delivering robust compression performance for heavy-duty screw compressor HVAC applications.
  • Flexible Stepless Capacity Regulation: Provides 4-step capacity control (100%, 75%, 50%, 25%) and continuous stepless modulation to match high-capacity chiller loads precisely in a screw compressor HVAC system.
  • Integrated Multi-Stage Oil Separation: Built-in internal oil separator achieves up to 99.85% separation efficiency, minimizing oil carryover and maintaining optimal heat exchange performance in large screw compressor HVAC units.
  • Advanced Motor Thermal Protection: Equipped with an INT69 SNY protection module and six embedded PTC thermistors for real-time monitoring of motor coils and discharge gas temperatures.
Product Image
Refcomp class=
Technical Specification
Model class="lazy" src="/myres/images/load_icon.gif" data-original-S(W)-553 class="lazy" src="/myres/images/load_icon.gif" data-original-S-553-L4
Rated power 200HP / 150KW
Exhaust volume (50Hz / 60Hz) 600 / 720 m³/hr
Refrigerant Type R22, R407C, R410a, R404A, R507A
Weight 1030 KG
Oil Charge 19 L
Voltage 400/3/50Hz – 460/3/60Hz
Cooling Capacity Regulation 100%, 75%, 50%, 25% (stepless 100%–25%)
LRA Y/Δ 543 / 1645A 595 / 1802A
Refcomp class=
Frequently Asked Questions
Q: What design guidelines should be followed when sizing suction and discharge headers for the class="lazy" src="/myres/images/load_icon.gif" data-original-S(W)-553 (class="lazy" src="/myres/images/load_icon.gif" data-original-S-553-L4) compressor?

A: Piping must match the 105.5 mm (4-1/8") suction line and 80.0 mm (3-1/8") discharge connection to prevent pressure drops and ensure smooth refrigerant flow.

Q: How does the slide valve control mechanism operate during variable chiller load demands?

A: The hydraulic slide valve shifts via solenoid valves to provide stepped control at 100%, 75%, 50%, and 25%, or continuous stepless modulation across the 100% to 25% range.

Q: What pre-start electrical checks are necessary before energizing the 220 HP motor?

A: Verify that the 275W crankcase heater has been energized to evaporate liquid refrigerant, check phase rotation sequence, and confirm proper wiring of the INT69 SNY protection module.

Q: What routine maintenance practices ensure reliable long-term oil management in this high-capacity unit?

A: Regularly monitor oil level visibility through the sight glass, inspect suction strainer cleanliness, and periodically test lubricant viscosity and acidity.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Seller

  • Year Established:

    2001

  • Total Annual:

    50000000-10000000

  • Employee Number:

    30~100

  • Ecer Certification:

    Verified Supplier

Shenzhen Coolstart Refrigeration Equipment Co., Ltd. is a modern, professional refrigeration manufacturer with over 20 years of industry experience. We focus on the professional production and global sales of high-performance refrigeration equipment, serving as a reliable and cost-effective suppli... Shenzhen Coolstart Refrigeration Equipment Co., Ltd. is a modern, professional refrigeration manufacturer with over 20 years of industry experience. We focus on the professional production and global sales of high-performance refrigeration equipment, serving as a reliable and cost-effective suppli...

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Get in touch with us

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  • Shenzhen Coolstart Refrigeration Equipment Co., Ltd
  • Room 1801, Building 1, Kangli city, No. 66 Pingji Road, Longgang District, Shenzhen, Guangdong,China
  • https://www.coldroomunit.com/

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