Supply OEM/ODM 75kw Screw Air Compressor - Semi-Hermetic Reciprocating Compressor R22 R404A R134A R507A 6S251D-6S501G – Daming Refrigeration Technology

1. ZheJiang DaMing Refrigeration Technology Co., Ltd. Profile

• Business Type: We are Manufacturer/Factory/Plant
• 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 Information

• Series:   6S251D-6S501G                                                                    Explanation of model designation 
• Compressor  Body Material:  Iron                                                    4/6 ———————Cylinders
• Application : Refrigeration                                                                  S    ———————-Model
• Refrigeration gas: R22, R404A,R134A,R507A                               15 ———————–Horse Power 
• Input Voltage: 3Ф 380V-420V/50HZ;440V-480V/60HZ             1   ———————–Series Code 
• Origin: Zhejiang, China                                                                        D/G———————D for Low Temp;G                                                                                                                                                                                                                               for  mid & High Temp
• Specification: CE,  CCC,ISO9001

3. Application Limits ( Suction Gas Temperature 20°C）

R404A & R507A

R407C

R22

To —— Evaporating temperature(°C)
Toh —-  Suction gas temperature(°C)
Toh —-  Suction super heat(K)
Tc ——-Condensing temperature(°C)
Additional cooling

Additional cooling&limited suction gas temperature

Additional cooling&liquid injection cooling system

4.Product Details

4.1 Key Specifications/Special Features -Technical Data Sheet

4.2 Refrigerating Performance – Cooling Capacity with R22

Temperature℃Cooling Capacity Qo（W）   Power Consumption Pe(kW) Evaporating Temperature  ℃ 12.5107.550-5-10-15-20-25-30-35-406S251D30Qo     7850064100517004105031950246001801012460Pe     19.1017.8916.5114.9613.2312.3410.708.9940Qo     703005720045850361002775020750147109660Pe     22.4020.7018.8416.7914.6313.0110.968.8650Qo     626005060040250313502370017240118707440Pe     25.6023.5021.2018.6816.2813.8111.278.666S351G30Qo14910013690012550011480095600790006450052000413003220024400  Pe20.9020.6020.4020.0019.2718.3417.2415.9614.5212.9011.12  40Qo1346001235001132001035086000708005760046200364002805020900  Pe25.2024.7024.3023.7022.6021.3019.7818.1216.2914.3012.14  50Qo12090011080010140092700768006300051000406003170024050   Pe29.4028.8028.1027.4025.9024.2022.3020.2017.9215.50   6S321D30Qo     9000073500593004710036750284002085014480Pe     22.0020.5018.9617.2715.4314.4812.5910.6540Qo     8060065600527004160032200241001713011280Pe     26.1024.1021.9019.6117.1415.5013.1010.6850Qo     717005820046500363002750020050138408670Pe     30.1027.6025.0022.3119.7116.8513.7910.586S401G30Qo171300157200144100131800109700906007400059700475003710028300  Pe24.6024.4024.0023.6022.7021.5020.2018.6817.0515.3213.51  40Qo15460014180012980011860098500811006600053000419003245024500  Pe29.7029.2028.6028.0026.6025.0023.2021.3019.2617.1114.89  50Qo138500127000116200106100880007220058500468003675028200   Pe35.2034.4033.5032.6030.7028.6026.4024.1021.7019.38   6S401D30Qo     10610086800701005590043800340002510017600Pe     27.4025.5023.5021.2018.9217.0714.9512.9640Qo     9530077700626004965038700291502090013960Pe     31.9029.5027.0024.3021.4018.6115.8013.0650Qo     8510069200556004360033250244501706010890Pe     36.4033.5030.4027.0423.7120.2116.6012.946S501G30Qo2014001848001694001550001291001067008730070600563004415033900  Pe31.9031.4030.8030.2028.7027.1025.3023.3021.2018.9716.66  40Qo181700166700152800139800116300959007830063100501003905029700  Pe37.6036.9036.1035.2033.3031.3029.0026.6024.0021.3018.44  50Qo1632001497001371001253001041008570069700560004425034250   Pe43.0042.1041.1040.1037.9035.5032.8029.9026.8023.50   Based on 20℃ suction gas temperature,50Hz,without liquid subcooling. VARICOOL system,additional cooling,position of suction valve changed. Additional cooling or limited suction gas temperature. Additional cooling and CIC system.

Refrigerating Performance - Cooling Capacity with R404A,R507A

Temperature℃Cooling  Capacity Qo（W）   Power Consumption Pe(kW)Evaporating Temperature  ℃ 7.550-5-10-15-20-25-30-35-40-456S251D30Qo   879007250059300478003800029700226501674011850Pe   23.5022.1520.5818.8316.9414.9512.8910.818.7540Qo   74700616005020040400319002470018590134409130Pe   27.2025.1823.0020.6818.2815.8213.3610.928.5450Qo    50500411503300025950199201476010390 Pe    27.7825.0222.1819.3116.4313.5910.93 6S351G30Qo1360001248001045008690071600584004700037200288002170015720 Pe25.1124.8424.0723.0421.7720.2928.6416.8314.9112.8910.81 40Qo116300106600893007410060900494503960031100238001767012480 Pe29.8129.2027.7926.1424.3022.2920.1417.8815.5313.1310.71 50Qo966008860074100614005040040700324002525019160140009670 Pe34.1733.2331.1928.9626.5624.0421.4118.7115.9613.2010.45 6S321D30Qo   983008120066400536004270033350254001876013210Pe   26.772.50723.2121.2019.0816.8414.5412.179.7640Qo   840006930056600455503605027900210001513010210Pe   30.8628.5026.0023.3820.6817.9015.0712.219.3450Qo    57600469003760029550226001672011710 Pe    31.4628.3525.1821.9418.6715.3712.06 6S401G30Qo1561001432001200009990082500674005430043150336002555018730 Pe30.4629.9128.6627.2025.5723.7721.8219.7517.5615.2812.93 40Qo1334001224001027008540070300573004600036300280002090014940 Pe35.4934.6132.7030.6228.3826.0223.5420.9618.3015.5712.80 50Qo110800101800854007090058300473503780029550225001645011330 Pe40.1938.9736.4233.7330.9127.9924.9921.9218.7915.6312.46 6S401D30Qo   1188009810080100647005140040100305002240015600Pe   31.4629.7427.6925.3722.8420.1417.3414.4911.6340Qo   1009008310067600543004280032950246001757011680Pe   36.0033.4330.5927.5524.3621.0617.7314.4011.1450Qo    68300553004405034300260501899013060 Pe    36.6833.0829.3325.4921.6217.7613.98 6S501G30Qo18440016930014220011860098100804006520052100409003140023450 Pe36.2435.7634.4932.8730.9528.7926.4323.9421.3818.7913.26 40Qo15790014500012170010130083600683005500043600338502560018620 Pe43.1342.1039.8037.2234.4331.4728.4025.2822.1519.0916.14 50Qo1310001202001008008380068900560004480035150269501996014090 Pe49.8048.2144.8541.3037.6033.8330.0226.2422.5318.9715.59 Based on 20℃ suction gas temperature,50Hz,without liquid subcooling. Additional cooling or limited suction gas temperature. Additional cooling and CIC system.

Refrigerating Performance - Cooling Capacity with r134a

Temperature℃Cooling Capacity Qo（W）   Power Consumption Pe(kW) Evaporating Temperature  ℃ 12.5107.550-5-10-15-20-25-306S251D30Qo10380094300856007740063000506004010031300239001778012760Pe15.6215.1214.6214.1213.1212.1111.0810.028.937.816.6440Qo9200083600757006850055500444503510027150205501510010630Pe18.7017.9217.1516.4114.9713.5712.2010.859.498.106.6650Qo811007360066600602004860038800304002340017510126608710Pe21.4020.3019.3318.3516.4914.7313.0411.409.788.166.516S351G50Qo811007360066600602004860038800304002340017510  Pe20.7019.7218.8017.9016.1814.5312.9411.389.84  60Qo707006410057900522004205033400260001981014650  Pe22.6021.4020.3019.2417.1715.2113.3411.549.80  70Qo604005470049400444503565028150217501642011980  Pe24.2022.8021.6020.3017.9515.7313.6211.619.68  6S321D30Qo117900107100972008800071600576004570035650273002035014660Pe18.6818.2317.7617.2616.1815.0113.7412.4010.979.487.9340Qo10460095000861007790063200507004000031050235501736012280Pe22.0021.2020.4019.6518.0516.4314.7713.1011.399.677.9250Qo9230083800758006850055400442503480026800201501465010160Pe25.0023.9022.8021.7019.6017.5115.4713.4611.499.557.656S401G50Qo923008380075800685005540044250348002680020150  Pe24.1023.1022.1021.2019.2017.2615.3313.4211.51  60Qo805007300066000596004805038200298502280016960  Pe26.5025.2024.0022.7020.3017.9915.7413.5511.41  70Qo689006240056400508004085032300251001902013980  Pe28.8027.3025.7024.2021.4018.7016.1313.6911.33  6S401D30Qo13840012580011420010340084200679005390042200324002425017570Pe22.2021.6021.1020.5019.2717.9116.4414.8713.2011.449.5940Qo1229001117001013009170074500599004740036900281502085014900Pe25.8024.9024.0023.1021.2019.3317.3915.4213.4211.419.3850Qo10870098700895008090065600525004145032100242501780012520Pe29.9028.5027.1025.8023.1020.6018.1615.7913.4811.239.036S501G50Qo1087009870089500809006560052500414503210024250  Pe29.3028.0026.7025.4022.9020.5018.1415.8513.61  60Qo950008630078100706005710045550357502750020650  Pe32.6030.8029.1027.5024.4021.4018.6716.0513.55  70Qo815007400066900604004875038750303002320017250  Pe35.2033.1031.2029.3025.8022.5019.3916.4913.72  Suction gas temperature 20℃,50Hz,without liquid subcooling. Additional cooling or limited suction gas temperature.

4.3 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.

4.4 Cross Reference (Application Limits )

4.5 Compressor Dimensional drawing

4.6 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

5. 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.
•