china Screw Compressor factory supplier R22 R404A R507A refrigeration freezing cold room
1.Zhejiang Daming Refrigeration Technology Co., Ltd.
- Business Type: We are Manufacturer/Factory
- Main Products: compressor ，compressor unit .（reciprocating compressor， scroll compressor， screw compressor)
- Number of Employees: 300+
- Year of Establishment: 1990s
- Management System Certification: ISO 9001
- Location: Zhejiang, China (Mainland)
2. Basic Info
- Series: SLD-S230-50~640-150 Name Method
- Compressor Body Material: Iron
- Usage: refrigeration
- Refrigeration gas: R22, R404A,R134A,R507A
- Input Voltage: 3Ф 380V-420V/50HZ;440V-480V/60HZ
- Origin: Zhejiang, China
- Specification: CE, CCC,ISO900
3.1 Key Specifications/Special Features -Technical Data Sheet
|Evaporation temperature||℃||－60～－30(R22); －60～－30(R404A/R507|
|Low pressure displacement||m3/h||235/282||420/504||641/769|
|High pressure displacement||m3/h||102 / 122||192/230||235/282|
|Low pressure casing size||mm||67||80||92|
|High pressure casing size||mm||42||54||67|
|Capacity adjustment range||%||Three Stage（100，50，25）|
|Power supply||V/Hz||3Ph / 380 V / 50 Hz|
|Motor form||3 Phase,2 pole,Semi-Hermitic asynchronous motor|
|Startup mode||“Y- ”or“△”|
|Protection devices||Less of Phase ,reverse phase protection, winding temperature protection|
|Maximum working current||A||108||207||290|
3.3 Application Limit
Qo ： cooling capacity / kW
Pa ： input power / （kW）
Te ： Evaporating temperature / （℃）
Tc ： Condensing temperature / （℃）
50Hz frequency /
Liquid subcooling / 5K
Suction gas superheat / 10K
3.3 Processing Features
The compressors of Daming suit different working condition and refrigerants,and could maximally satisfy your requirements for the refrigerating system.
Developed technology,compact dimension ，Small volume and space .
High precision machining to ensure the compressor confirm with the standard ,CNC processing center ,Concentricity due to specific processing technology ,minimal dead space .
Steady operation,small vibracation and low noise ,Excellent stability .
Refrigerant like R22 and R404 are adopted to protect the environment ,For mid & low temperature application .
Electrical motor protect device ,PTC sensor .
Wear resistant driver gear ,Chrome plated piston rings and aluminium pistons ,Hardened crank-shaft ,Low friction bearing set .
Efficient valve plate design,high refrigerating capacity and low energy consumption ,Efficient compression rate ,Valve reed made of imported impact resistant spring steel .
General spare parts,convenient for maintenance.
3.4 Compressor Dimensional drawing
3.5 Packaging & Shipment
- FOB Port: Ningbo Lead Time:15- 30 days
- Packaging Size: 49*44*15 cm Net weight: 62 kg +
- Units per Export Carton:1 Gross weight: 70 kg +
- Dimensions per Unit:193 × 94 × 87 Centimeters
- Weight per Unit:117 Kilograms
- Export Carton Weight: 117 Kilograms
- Export Carton Dimensions L/W/H:193 × 94 × 87 Centimeters
3.6 Payment & Delivery
- Payment Method: Advance TT, T/T, L/C.
- Delivery Details: within 30-50 days after receiving your full payment .
3.7 Primary Competitive Advantage
- Small Orders Accepted Brand-name Parts Country of Origin
- Distributorships Offered Electronic Link Experienced Staff
- Form A Green Product Cost-effective
- International Approvals Military Specifications Standard Packaging
- Good Price Product Features Product Performance
- Prompt Delivery Quality Approvals Reputation
- Provide Good Service Sample Available Customized
- We have over 30 years of professional experience as a manufacturer of semi-hermetic compressor , scroll compressor , screw compressor ,condensing unit .
- We make the compressor according your usage
- We have strong researching and developing team to meet your requirement.
- There are lot of raw material suppliers around our factory, our factory in Zhejiang
- We supply high quality compressor for many world companies
- Our factory got ISO 9001 and apply CE certificate, importantly we have factory which bigger workshop over 20000sq meters .
- Small trial orders can be accepted, sample is available .
- Our price is reasonable and keep top quality for every clients.