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Refcomp SP4LN1200 SP4LN120E Reciprocating Chiller Compressor for Condensing Unit

Categories Semi Hermetic Compressors
Model Number: SP4LN1200,SP4LN120E
Rated Power: 12HP/8.9KW
MOQ: 1
Delivery Time: 1 Month
Refrigerant: R22, R407C, R134a, R404A, R507
Packaging Details: WOODEN CASE
Payment Terms: Western Union,T/T
Brand Name: Refcomp
Oil Charge: 2.6L
Place of Origin: China
Application: HVAC, Condensing Unit, Cold Room, Rack System
Price: Discussed
Displacement 50/60Hz: 56/67.2 m3/hr
Supply Ability: 100000Pcs/Year
Certification: CE
Oil lubrication method: Splash lubrication
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Refcomp SP4LN1200 SP4LN120E Reciprocating Chiller Compressor for Condensing Unit

Refcomp SP4LN1200 SP4LN120E Reciprocating Chiller Compressor for Condensing Unit
Product Overview
Low-Temperature Chilling Output
Delivering a displacement of 67.2 m³/h at 60Hz with 100% and 50% step capacity control, this reciprocating chiller compressor efficiently matches fluctuating process cooling demands.
Optimized Direct Flow Architecture
Features direct internal gas channels and a robust housing rated for 28 bar, minimizing suction pressure losses and optimizing volumetric efficiency in low-temp systems.
Heavy-Duty Mechanical Drive
Built with a dynamically balanced 4-cylinder crankshaft, wear-resistant sleeve bearings, an internal safety valve, and an INT69B2 module for motor thermal protection.
Standard Service & Component Package
  • 360° rotatable suction (35 mm) and exhaust (28 mm) shut-off valves
  • Factory-installed 230V / 220W crankcase heater
  • Internal high-density suction gas filter
Product Image
Refcomp SP series Semi-Hermetic Compressor unit showing industrial design and components
Technical Specifications
ModelSP4LN1200, SP4LN120E
Rated power12HP/8.9KW
Exhaust volume (50Hz/60Hz)56/67.2 m³/hr
Refrigerant TypeR22, R407C, R134a, R404A, R507
Weight146KG
Oil Charge2.6L
Voltage400V/3/50Hz, 460V/3/60Hz PW
Starting current PW/DOL75/125A
Max operating current27A
Technical diagram of Refcomp SP4LN compressor showing internal components and specifications
Frequently Asked Questions
Q1: What essential design safeguards prevent liquid evaporator freeze-up when installing this reciprocating chiller compressor in low-temperature chillers?
Install a reliable fluid loop flow switch, maintain proper glycol/anti-freeze concentrations, and set low-pressure cutouts above the fluid's freezing threshold.
Q2: How does the 360° rotatable valve design simplify chiller frame assembly?
Rotatable suction and discharge shut-off valves allow technicians to adjust pipe connection angles freely, minimizing piping stress and fitting issues in compact equipment frames.
Q3: What factors should be checked if the motor protector trips during high-load commissioning?
Verify that operating current does not exceed the 27 A maximum limit, inspect phase voltage balance, check for excessive suction pressure during pulldown, and ensure adequate crankcase heater preheating.
Q4: What operational checks ensure efficient oil return in low-temperature fluid chilling circuits?
Verify minimum suction gas velocity in vertical risers during 50% capacity step operation, check for a stable oil level in the sight glass, and adjust expansion valve superheat accordingly.
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