Piston Refrigeration Compressor Unit
Semi-hermetic refrigeration compressor unit | 380V 3-phase 50Hz, compatible with R717/R507/R410/R404 refrigerants
Piston Compressor Unit for High, Medium and Low Temperature Cold Storage
Qingdao Bingyan Refrigeration specializes in producing piston refrigeration compressor units, which are compatible with refrigerants such as R717 (ammonia), R507, R404A and R22, and adopt 380V 3-phase 50Hz power supply. Featuring high efficiency, energy saving and stable operation, the units are suitable for industrial and commercial refrigeration scenarios such as food, medicine and chemical industry, and customized solutions can be provided.
Product Overview
Founded in 2011, Qingdao Bingyan Refrigeration Equipment Co., Ltd. focuses on the R&D, design and manufacturing of industrial and commercial refrigeration equipment. Our semi-hermetic refrigeration compressor units adopt an advanced piston structure and are compatible with various refrigerants including R717 (ammonia), R507, R404A and R22. The standard configuration is 3-phase 380V 50Hz power supply, and voltages such as 220V/50Hz and 220V/60Hz can also be customized according to requirements.
Widely used in food processing, cold chain logistics, pharmaceutical and chemical industry, aquaculture and other fields, the units provide precise temperature control from -70℃ to +20℃ for customers by virtue of the advantages of high-efficiency refrigeration, stability and reliability, energy conservation and environmental protection, and serve as the core equipment for large and medium-sized cold storage and industrial refrigeration systems.
Core Features
Technical Parameters
| Parameter Item | Specifications (Customizable) |
| Compressor Type | Piston type |
| Structure Type | Semi-hermetic |
| Single Unit Refrigerating Capacity | 30~180kW |
| Refrigerant | R717, R22, R404A, R507, etc. |
| Evaporation Temperature Range | -60℃ ~ +10℃ |
| Condensation Method | Water-cooled / Air-cooled |
| Power Supply | 380V/50Hz/3-phase (220V/50Hz, 220V/60Hz optional) |
| Protection Grade | IP54 and above |
| Noise Level | ≤75dB(A) |
| Weight | Customized according to specific models |
| Dimensions | Customized according to specific models |
| Lubricating Oil Type | Compatible with mineral oil / synthetic oil |
| Working Pressure | Evaporation: ≤1.6MPa; Condensation: ≤2.6MPa |
| Product Certification | CE, RoHS, ISO9001, ISO14001 |
| Warranty | 1 year |
Application Scope
Food processing and freezing (quick freezing of meat, seafood, fruits and vegetables), Low-temperature storage and reaction in pharmaceutical and chemical industry, Cold storage and distribution centers for cold chain logistics, Aquaculture and industrial cooling, Ultra-low temperature cold storage and scientific research experimental equipment
Frequently Asked Questions
• Thousands of cold storage cases, strength builds trust
• Supported by a professional team with a sound qualification system
• One-stop full-chain service for worry-free experience
• Customized design for precise demand matching
• Supply of core equipment for stable, energy-saving and high-efficiency operation
• Empowered by AI intelligence, leading the new trend of energy conservation
• Full-cycle after-sales guarantee for long-term stable operation
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