Refcomp SP4LN1200 SP4LN120E Reciprocating Chiller Compressor for Condensing Unit
Price:
Discussed
MOQ:
1
Delivery Time:
1 Month
Brand:
Refcomp
Product Description
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
Technical Specifications
| Model | SP4LN1200, SP4LN120E |
|---|---|
| Rated power | 12HP/8.9KW |
| Exhaust volume (50Hz/60Hz) | 56/67.2 m³/hr |
| Refrigerant Type | R22, R407C, R134a, R404A, R507 |
| Weight | 146KG |
| Oil Charge | 2.6L |
| Voltage | 400V/3/50Hz, 460V/3/60Hz PW |
| Starting current PW/DOL | 75/125A |
| Max operating current | 27A |
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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Company
Shenzhen Coolstart Refrigeration Equipment Co., Ltd
Location
Room 1801, Building 1, Kangli city, No. 66 Pingji Road, Longgang District, Shenzhen, Guangdong,China
Contact Person
Lynn