8 Years Exporter Rotary Screw Compressor - Semi-Hermetic Reciprocating Compressor R22 R404A R134A R507A 2YD-2.2-2YG-4.2 – Daming Refrigeration Technology

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We will devote ourselves to providing our esteemed customers with the most enthusiastically thoughtful services for Air Compressor Oil Free, Rotary Compressor, Refrigerator Compressor R134a, Our tenet is "Reasonable prices, efficient production time and best service" We hope to cooperate with more customers for mutual development and benefits.

8 Years Exporter Rotary Screw Compressor - Semi-Hermetic Reciprocating Compressor R22 R404A R134A R507A 2YD-2.2-2YG-4.2 – Daming Refrigeration Technology Detail:

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: 2YD-2.2-2YG-4.2 Explanation of model designation
Compressor Body Material: Iron 2/4/6 ———————Cylinders
Application : Refrigeration Y/V/W ———————-Model
Refrigeration gas: R22, R404A,R134A,R507A
Input Voltage: 3Ф 380V-420V/50HZ;440V-480V/60HZ
Origin: Zhejiang, China D/G———————D for Low Temp;G for mid & High Temp
Specification: CE, CCC,ISO9001 2 ———————–Horse Power
2 ———————–Series Code

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

R404A & R507A

R134A

R22(Air cooling)

Suction gas Cooling

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

Model

Nominal Power

HP/KW

Displacement

m³/h 50Hz

Number of

Cylinders×

Diameter×

Stoke

Exhaust & Suction Valve mm/IN

Oil Volume

（L）

Power

V/φ/Hz

Electrical Parameter

Crankcase

Heater

(220V)W

Oil Supply

Method

Weight

(Including Oil)

DL Exhaust

Valve

SL Suction

Valve

Max Operating

Current（A）

Starting/ Locked

Current（A）

2YD-2.2

2/1.5

13.4

2×Φ50×39.3

φ16

φ22

1.5

220-240△/380-420Y/3/50 265-290△/440-480Y/3/60

11.9/6.9

53.7/30.7

120

Centrifugal

lubrication

67.5

2YG-3.2

3/2.2

13.4

2×Φ50×39.3

φ16

φ22

1.5

13.5/7.8

64/37

120

70.5

2YD-3.2

3/2.2

16.2

2×Φ55×39.3

φ16

φ22

1.5

14.8/8.5

64/37

120

2YG-4.2

4/3

16.2

2×Φ55×39.3

φ16

φ22

1.5

16.4/9.4

76.6/44.2

120

4.2 Refrigerating Performance – Cooling Capacity with R22

Model	Condensing Temperature℃	Cooling Capacity Qo（W） Power Consumption Pe(kW)
			Evaporating Temperature ℃
			12.5	10	7.5	5	0	-5	-10	-15	-20	-25	-30	-35	-40
2YD-2.2	30	Qo						9110	7430	5980	5150	4030	3100	2330	1700
	30	Pe						2.42	2.39	2.14	2.02	1.82	1.62	1.43	1.24
	40	Qo						7970	6430	5110	4370	3370	2550	1870	1330
	40	Pe						2.77	2.57	2.35	2.22	1.97	1.73	1.49	1.26
	50	Qo						6790	5400	4200	3520	2660	1960	1390
	50	Pe						3.08	2.80	2.53	2.40	2.09	1.850	1.54
2YG-3.2	30	Qo	17280	15860	14530	13290	11060	9120	7440	5990	4740	3670	2770
	30	Pe	2.01	2.14	2.24	2.31	2.36	2.33	2.24	2.09	1.92	1.74	1.58
	40	Qo	15400	14110	12910	11780	9750	7980	6450	5120	3970	3000	2160
	40	Pe	2.89	2.92	2.93	2.92	2.84	2.69	2.50	2.28	2.06	1.86	1.70
	50	Qo	13490	12320	11230	10220	8380	6780	5390	4190	3160	2270
	50	Pe	3.64	3.59	3.52	3.44	3.23	2.98	2.72	2.45	2.20	2.00
2YD-3.2	30	Qo						11350	9290	7500	6390	5040	3890	2940	2160
	30	Pe						2.85	2.74	2.56	2.40	2.15	1.91	1.70	1.49
	40	Qo						9880	8010	6380	5400	4160	3140	2290	1600
	40	Pe						3.32	3.07	2.79	2.56	2.27	2.00	1.74	1.47
	50	Qo						8370	6680	5230	4450	3340	2430	1680
	50	Pe						3.73	3.39	3.04	2.79	2.46	2.19	1.90
2YG-4.2	30	Qo	21400	19650	18020	16490	13750	11360	9290	7510	5970	4660	3550
	30	Pe	2.48	2.63	2.74	2.83	2.91	2.88	2.78	2.61	2.40	2.17	1.93
	40	Qo	18960	17380	15910	14540	12050	9890	8020	6390	5000	3800	2780
	40	Pe	3.67	3.69	3.68	3.64	3.51	3.31	3.06	2.79	2.51	2.24	2.01
	50	Qo	16490	15080	13760	12520	10290	8350	6670	5210	3960	2880
	50	Pe	4.61	4.51	4.40	4.27	3.99	3.67	3.33	3.01	2.72	2.47
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

Model	Condensing Temperature℃	Cooling Capacity Qo（W） Power Consumption Pe(kW)
		Evaporating Temperature ℃
			7.5	5	0	-5	-10	-15	-20	-25	-30	-35	-40	-45
2YD-2.2	30	Qo				10110	8340	6810	5490	4360	3390	2570	1880	1300
	30	Pe				2.72	2.59	2.43	2.25	2.05	1.83	1.59	1.35	1.09
	40	Qo				8490	68980	5670	4530	3560	2720	2020	1420	920
	40	Pe				3.15	2.94	2.7	2.44	2.17	1.88	1.58	1.28	0.98
	50	Qo				6900	5640	4550	3600	2780	2080	1490	990
	50	Pe				3.55	3.25	2.93	2.59	2.25	1.9	1.54	1.19
2YG-3.2	30	Qo	15940	14630	12260	10200	8420	6870	5540	4400	3420	2590	1890
	30	Pe	2.79	2.8	2.77	2.71	2.6	2.45	2.28	2.08	1.86	1.62	1.37
	40	Qo	13510	12390	10380	8610	7080	5750	4600	3610	2760	2040	1430
	40	Pe	3.49	3.44	3.32	3.16	2.96	2.74	2.49	2.21	1.92	1.62	1.31
	50	Qo	11110	10180	8500	7030	5740	4630	3660	2820	2110	1510	1000
	50	Pe	4.11	4.02	3.8	3.55	3.27	2.96	2.63	2.29	1.93	1.57	1.2
2YD-3.2	30	Qo				12470	10290	8400	6780	5380	4190	3180	2330	1630
	30	Pe				3.33	3.15	2.95	2.72	2.48	2.21	1.93	1.64	1.35
	40	Qo				10510	8650	7040	5640	4440	3420	2550	1810	1200
	40	Pe				3.85	3.58	3.29	2.98	2.65	2.32	1.97	1.62	1.27
	50	Qo				8590	7050	5710	4550	3540	2690	1950	1340
	50	Pe				4.35	3.98	3.60	3.21	2.80	2.39	1.98	1.57
2YG-4.2	30	Qo	19440	17840	14960	12450	10280	8400	6770	5380	4190	3170	2320
	30	Pe	3.48	3.48	3.42	3.32	3.17	2.98	2.76	2.50	2.23	1.94	1.64
	40	Qo	16470	15110	12660	10520	8660	7050	5650	4450	3420	2540	1810
	40	Pe	4.31	4.25	4.08	3.86	3.61	3.33	3.02	2.69	2.34	1.98	1.61
	50	Qo	13550	12430	10400	8620	7070	5720	4550	3540	2690	1960	1340
	50	Pe	5.08	4.96	4.68	4.36	4.01	3.63	3.23	2.82	2.40	1.98	1.55
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

Model	Condensing Temperature℃	Cooling Capacity Qo（W） Power Consumption Pe(kW)
			Evaporating Temperature ℃
			12.5	10	7.5	5	0	-5	-10	-15	-20	-25	-30
2YD-2.2	30	Qo	11730	10680	9710	8810	7200	5820	4650	3660	2820	2120	1540
	30	Pe	1.82	1.79	1.75	1.71	1.63	1.53	1.43	1.31	1.18	1.03	0.87
	40	Qo	10320	9390	8530	7730	6300	5070	4030	3140	2390	1760	1240
	40	Pe	2.15	2.11	2.06	2.01	1.89	1.76	1.62	1.46	1.28	1.09	0.88
	50	Qo	8950	8150	7390	6690	5440	4360	3440	2660	1990	1430	970
	50	Pe	2.47	2.41	2.35	2.28	2.13	1.96	1.78	1.58	1.36	1.12	0.86
2YG-3.2	50	Qo	8930	8120	7370	6670	5420	4350	3430	2650	1990
	50	Pe	2.41	2.35	2.29	2.22	2.07	1.91	1.74	1.54	1.33
	60	Qo	7670	6980	6320	5720	4630	3700	2890	2210	1630
	60	Pe	2.70	2.62	2.54	2.46	2.28	2.09	1.87	1.64	1.38
	70	Qo	6460	5860	5310	4800	3870	3070	2390	1810	1310
	70	Pe	3.00	2.90	2.80	2.70	2.49	2.25	2.00	1.71	1.41
2YD-3.2	30	Qo	14820	13510	12290	11150	9130	7400	5920	4670	3610	2720	1980
	30	Pe	2.19	2.15	2.11	2.06	1.95	1.83	1.69	1.54	1.37	1.19	1.00
	40	Qo	13050	11880	10800	9790	8000	6450	5130	4010	3070	2270	1610
	40	Pe	2.62	2.56	2.50	2.43	2.27	2.11	1.92	1.72	1.50	1.27	1.03
	50	Qo	11340	10320	9370	8490	6910	5550	4390	3400	2570	1860	1280
	50	Pe	302	2.94	2.85	2.76	2.56	2.35	2.11	1.86	1.60	1.32	1.02
2YG-4.2	50	Qo	11300	10280	9340	8460	6890	5540	4380	3400	2570
	50	Pe	3.03	2.95	2.86	2.76	2.56	2.34	2.10	1.85	1.58
	60	Qo	6960	8810	8000	7230	5870	4690	3680	2830	2100
	60	Pe	3.39	3.28	3.17	3.06	2.81	2.54	2.26	1.96	1.65
	70	Qo	8140	7390	6700	6050	4890	3890	3040	2310	1700
	70	Pe	3.75	3.61	3.48	3.34	3.04	2.73	2.40	2.06	1.70
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 )

Cross Reference
Item Description	Daming Model	Copeland Model	Bitzer Model	Displacement (KW)
2 cylinders	BFS31	C-0300		12.2
	BFS41	C-0400		14.7
	BFS51	C-0500		18.4
	BFS81	C-0800		26.6
	BFS101	C-1000		36

3 cylinders	BFS151	C-1500		54

4 cylinders	4S151D	4SLW-1500		73.6
	4S251G	4SHH-2500		73.6
	4S201D	4STW-2000		84.5
	4S301G	4STH-3000		84.5

6 cylinders	6S251D	6SLW-2500		110.5
	6S351G	6SHH-3500		110.5
	6S321D	6STW-3200		126.8
	6S401G	6SJH-4000		126.8
	6S401D	6SUW-4000		151.6
	6S501G	6SKH-5000		151.6

Small size 2 cylinders	2YD-2.2		2DC-2.2	13.5
	2YG-3.2		2DC-3.2	13.5
	2YD-3.2		2CC-3.2	16.2
	2YG-4.2		2CC-4.2	16.2

Small size 4 cylinder ( hexagon shape)	4YD-3.2		4FC-3.2	18.1
	4YG-5.2		4FC-5.2	18.1
	4YD-4.2		4EC-4.2	22.7
	4YG-6.2		4EC-6.2	22.7
	4YD-5.2		4DC-5.2	26.84
	4YG-7.2		4DC-7.2	26.84
	4YD-6.2		4CC-6.2	32.48
	4YG-9.2		4CC-9.2	32.48

Medium size 4 cylinders (hexagon shape )	4YD-8.2		4TCS-8.2	41.33
	4YG-12.2		4TCS-12.2	41.33
	4YD-10.2		4PCS-10.2	48.5
	4YG-15.2		4PCS-15.2	48.5
	4YD-12.2		4NCS-12.2	56.25
	4YG-20.2		4NCS-20.2	56.25

Large 4 cylinders	4VD-15.2		4H-15.2	73.6
	4VG-25.2		4H-25.2	73.6
	4VD-20.2		4G-20.2	84.5
	4VG-30.2		4G-30.2	84.5

Large 6 cylinders	6WD-25.2		6H-25.2	110.5
	6WG-35.2		6H-35.2	110.5
	6WD-30.2		6G-30.2	126.8
	6WG-40.2		6G-40.2	126.8
	6WD-40.2		6F-40.2	151.6
	6WG-50.2		6F-50.2	151.6

Double stage	6WDS-20.2		S6H-20.2	110.5
	6WDS-25.2		S6G-25.2	126.8
	6WDS-30.2		S6F-30.2	151.6

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 .

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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.

Product detail pictures:

Reliable good quality and very good credit standing are our principles, which will help us at a top-ranking position. Adhering to your tenet of "quality 1st, purchaser supreme" for 8 Years Exporter Rotary Screw Compressor - Semi-Hermetic Reciprocating Compressor R22 R404A R134A R507A 2YD-2.2-2YG-4.2 – Daming Refrigeration Technology, The product will supply to all over the world, such as: Benin, Mexico, Macedonia, With its rich manufacturing experience, high-quality products, and perfect after-sale service, the company has gained good reputation and has become one of the famous enterprise specialized in manufacturing series.We sincerely hope to establish business relation with you and pursue mutual benefit.

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