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Quality Refcomp SP4LF0800 SP4LF080E Semi Sealed Reciprocating Refrigeration Compressor factory
Quality Refcomp SP4LF0800 SP4LF080E Semi Sealed Reciprocating Refrigeration Compressor factory
Quality Refcomp SP4LF0800 SP4LF080E Semi Sealed Reciprocating Refrigeration Compressor factory
Quality Refcomp SP4LF0800 SP4LF080E Semi Sealed Reciprocating Refrigeration Compressor factory
Quality Refcomp SP4LF0800 SP4LF080E Semi Sealed Reciprocating Refrigeration Compressor factory

Refcomp SP4LF0800 SP4LF080E Semi Sealed Reciprocating Refrigeration Compressor

Place of Origin: China
Brand Name: Refcomp
Certification: CE
Model Number: SP4LF0800,SP4LF080E
Minimum Order Quantity: 1
Price: Discussed
Packaging Details: WOODEN CASE
Delivery Time: 1 Month
Payment Terms: Western Union,T/T
Supply Ability: 100000Pcs/Year
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Specifications
Highlight Features

Refcomp SP4LF0800 semi sealed compressor

,

SP4LF080E reciprocating refrigeration compressor

,

semi hermetic compressor with warranty

Oil Charge:
2.6L
Refrigerant:
R22, R407C, R134a, R404A, R507
Rated Power:
8HP/5.9KW
Displacement 50/60Hz:
42/50.4 M3/hr
Application:
HVAC, Condensing Unit, Cold Room, Rack System
Oil Lubrication Method:
Pressure Lubrication
Product Description
Refcomp SP4LF0800 SP4LF080E Semi Sealed Reciprocating Refrigeration Compressor
Product Overview
Low-Temperature Output & Load Adaptation
Delivering a displacement of up to 50.4 m³/h with 100% and 50% step regulation, this semi sealed reciprocating compressor provides efficient cooling output adapted to low-temperature freezer requirements.
Heavy-Duty Internal Drive Construction
Built with a dynamically balanced 4-cylinder layout, wear-resistant sleeve bearings, and an internal safety valve to ensure stable running and low mechanical stress during continuous operation.
Multi-Refrigerant & Dual-Frequency Versatility
Engineered to operate seamlessly across 400V/50Hz and 460V/60Hz power grids with standard low-temp refrigerants, allowing this reciprocating compressor to serve diverse international system designs.
Protection & Service Access Package
  • Factory 230V / 220W crankcase heater to protect oil quality during standby
  • INT69B2 motor thermal overload protection module
  • 360° rotatable suction (35 mm) and exhaust (28 mm) shut-off valves
  • Accessible high-density internal suction gas filter
Product Image
Refcomp SP series Semi-Hermetic Compressor
Technical Specifications
Model SP4LF0800, SP4LF080E
Rated power 8HP/5.9KW
Exhaust volume (50Hz/60Hz) 42/50.4 m³/hr
Refrigerant Type R22, R407C, R134a, R404A, R507
Weight 139KG
Oil Charge 2.6L
Voltage 400V/3/50Hz, 460V/3/60Hz PW
Starting current PW/DOL 54/88A
Max operating current 19A
Refcomp SP4LF0800 technical diagram
Frequently Asked Questions
How does suction gas superheat impact the operation of this semi sealed reciprocating compressor in low-temperature systems?
Maintaining appropriate suction superheat (typically 5-10 K) prevents liquid refrigerant from entering the cylinders while avoiding excessive discharge temperatures that degrade lubricant quality.
What is the recommended minimum runtime when cycling between 100% and 50% capacity steps?
To prevent rapid solenoid valve wear and maintain stable oil return, allow at least 3 to 5 minutes of continuous operation at each capacity step before cycling.
Why is oil differential pressure monitoring important for model SP4LF0800?
Monitoring oil differential pressure ensures proper lubrication reaches the sleeve bearings and crankshaft journals, preventing premature mechanical wear under heavy low-temperature loads.
What freeze-protection measures are required if the refrigeration unit is shut down in sub-zero ambient conditions?
Keep the 220W crankcase heater continuously energized to prevent refrigerant migration into the oil sump, and drain any ambient water-cooling jackets if applicable.
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