Good Quality Ac Dc Air Compressor - Semi-Hermetic Reciprocating Compressor R22 R404A R134A R507A 4YD-3.2-4YG-20.2 – Daming Refrigeration Technology

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Good Quality Ac Dc Air Compressor - Semi-Hermetic Reciprocating Compressor R22 R404A R134A R507A 4YD-3.2-4YG-20.2 – 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: 4YD-3.2-4YG-20.2 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

Model

NominalPower HP/KW

Displacementm³/h 50Hz

Number ofCylinders×

Diameter×

Stoke

Exhaust & Suction Valve mm/IN

Oil Volume（L）

PowerV/φ/Hz

Electrical Parameter

CrankcaseHeater (220V)

Oil SupplyMethod

Weight(Including Oil)

DL ExhaustValve

SL SuctionValve

Max OperatingCurrent（A）

Starting/ LockedCurrent（A）

4YD-3.2

3/2.2

18.1

4×φ41×39.3

φ16

φ22

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

15.9/9.2

76.6/44.2

120

Centrifugallubrication

4YG-5.2

5/3.7

18.1

4×φ41×39.3

φ16

φ22

18.7/10.8

107.7/62.2

120

4YD-5.2

5/3.7

26.8

4×φ50×39.3

φ22

φ28

23.4/13.5

107.7/62.2

120

85.5

4YG-7.2

7/5.1

26.8

4×φ50×39.3

φ22

φ28

27.5/15.9

142.8/82.4

120

88.5

4YD-6.2

6/4.4

32.5

4×φ55×39.3

φ22

φ28

27.5/15.9

142.8/82.4

120

90.5

4YG-9.2

9/6.6

32.5

4×φ55×39.3

φ22

φ28

34.5/20

142.8/82.4

120

90.5

4YD-8.2

8/5.5

41.3

4×φ60×42

φ28

φ35

2.6

380-420YY/3/50 440-480YY/3/60

49/81

120

Forced-lubrication

134

4YG-12.2

12/8.8

41.3

4×φ60×42

φ28

φ35

2.6

69/113

140

141

4YD-10.2

10/7.5

48.5

4×φ65×42

φ28

φ35

2.6

59/99

140

139

4YG-15.2

15/10.5

48.5

4×φ65×42

φ28

φ35

2.6

81/132

140

147

4YD-12.2

12/8.8

56.2

4×φ70×42

φ28

φ35

2.6

69/113

140

141

4YG-20.2

20/15

56.2

4×φ70×42

φ28

φ42

2.6

97/158

140

150

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
4YD-3.2	30	Qo						12760	10380	8310	7070	5540	4260	3190	2300
	30	Pe						3.25	3.07	2.86	2.68	2.43	2.17	1.93.	1.71
	40	Qo						11220	9030	7140	6010	4650	3510	2560	1790
	40	Pe						3.78	3.48	3.16	2.96	2.62	2.28	1.97	1.70
	50	Qo						9650	7670	5950	4960	3770	2770	1940
	50	Pe						4.22	3.82	3.42	3.25	2.88	2.52	2.13
4YG-5.2	30	Qo	24400	22350	20500	18720	15540	12780	10390	8320	6550	5030	3740
	30	Pe	2.84	2.97	3.06	3.13	3.17	3.12	2.99	2.80	2.57	2.32	2.07
	40	Qo	21800	19960	18250	16650	13750	11230	9040	7150	5530	4130	2950
	40	Pe	4.00	4.02	4.02	3.99	3.86	3.66	3.40	3.11	2.80	2.49	2.21
	50	Qo	19180	17530	15980	14530	11920	9640	7660	5950	4480	3220
	50	Pe	5.00	4.93	4.84	4.72	4.45	4.12	3.76	3.39	3.02	2.67
4YD-4.2	30	Qo						15780	12860	10350	8820	6930	5340	4010	2910
	30	Pe						3.97	3.78	3.54	3.31	3.07	2.76	2.41	2.09
	40	Qo						13840	11180	8880	7550	5860	4440	3270	2300
	40	Pe						4.60	4.28	3.92	3.66	3.32	2.94	2.55	2.17
	50	Qo						11860	9450	7360	6160	4690	3450	2420
	50	Pe						5.11	4.68	4.24	4.01	3.57	3.04	2.49
4YG-6.2	30	Qo	29950	27500	25200	23050	19160	15800	12880	10360	8200	6350	4780
	30	Pe	3.43	3.64	3.79	3.90	3.98	3.91	3.73	3.47	3.17	2.86	2.58
	40	Qo	26750	24500	22400	20450	16930	13860	11190	8890	6910	5210	3770
	40	Pe	4.97	5.03	5.03	5.00	4.83	4.56	4.22	3.84	3.46	3.12	2.84
	50	Qo	23450	21450	19570	17810	14630	11850	9440	7350	5560	4020
	50	Pe	6.31	6.22	6.09	5.94	5.56	5.12	4.65	4.19	3.77	3.43
4YD-5.2	30	Qo						19140	15600	12540	10300	8110	6260	4690	3380
	30	Pe						4.77	4.51	4.21	3.93	3.62	3.27	2.91	2.55
	40	Qo						16830	13590	10800	8830	6880	5220	3820	2650
	40	Pe						5.56	5.14	4.70	4.35	3.92	3.49	3.05	2.62
	50	Qo						14480	11550	9020	7280	5570	4120	2920
	50	Pe						6.23	5.66	5.09	4.67	4.23	3.82	3.39
4YG-7.2	30	Qo	36400	33400	30600	28000	23250	19160	15610	12540	9910	7670	5760
	30	Pe	4.21	4.37	4.49	4.57	4.63	4.56	4.40	4.15	3.85	3.51	3.15
	40	Qo	32500	29750	27200	24850	20550	16830	13600	10800	8400	6340	4590
	40	Pe	5.83	5.86	5.86	5.82	5.66	5.40	5.06	4.67	4.24	3.80	3.36
	50	Qo	28500	26100	23800	21700	17830	14480	11560	9030	6850	4970
	50	Pe	7.28	7.19	7.07	6.93	6.57	6.14	5.65	5.13	4.61	4.09
4YD-6.2	30	Qo						22950	18740	15120	12000	9340	7070
	30	Pe						5.76	5.48	5.16	4.80	4.39	3.91
	40	Qo						20250	16410	13090	10230	7780	5700
	40	Pe						6.62	6.18	5.72	5.22	4.68	4.09
	50	Qo						17510	14010	10990	8390	6160
	50	Pe						7.50	6.91	6.30	5.67	5.00
4YG-9.2	30	Qo	43300	39750	36450	33350	27800	22950	18750	15120	12000	9330	7060
	30	Pe	5.50	5.69	5.82	5.90	5.92	5.78	5.53	5.18	4.77	4.34	3.93
	40	Qo	38900	35650	32600	29800	24700	20250	16420	13100	10240	7790	5710
	40	Pe	7.45	7.42	7.36	7.26	7.00	6.64	6.21	5.72	5.20	4.66	4.13
	50	Qo	34250	31350	28650	26100	21500	17500	14010	10990	8380	6150
	50	Pe	9.27	9.05	8.82	8.57	8.06	7.50	6.92	6.30	5.66	4.99
4YD-8.2	30	Qo						30700	25200	20450	16370	12880	9830	7320	5220
	30	Pe						7.30	6.91	6.44	5.89	5.29	4.66	4.01	3.35
	40	Qo						27100	22150	17840	14150	11000	8200	5920	4010
	40	Pe						8.39	7.77	7.11	6.42	5.70	5.06	4.31	3.51
	50	Qo						23450	19050	15250	11880	9050	6640	4610	2910
	50	Pe						9.40	8.58	7.73	6.90	6.09	5.25	4.37	3.43
4YG-12.2	30	Qo	57100	52400	48100	44000	36700	30350	24800	20050	15930	12410	9410
	30	Pe	6.90	7.04	7.13	7.18	7.17	7.00	6.70	6.28	5.76	5.15	4.46
	40	Qo	50800	46650	42750	39100	32550	26800	21850	17550	13850	10680	7980
	40	Pe	9.07	9.03	8.95	8.84	8.52	8.09	7.56	6.95	6.27	5.55	4.79
	50	Qo	44400	40700	37250	34050	28200	23150	18770	14980	11730	8950
	50	Pe	11.07	10.87	10.64	10.38	9.80	9.13	8.39	7.59	6.74	5.86
4YD-10.2	30	Qo						35650	29250	23700	18940	14860	11330	8390	5920
	30	Pe						8.44	8.03	7.49	6.86	6.14	5.46	4.70	3.96
	40	Qo						31450	25700	20700	16390	12710	9500	6850	4630
	40	Pe						9.74	9.03	8.25	7.42	6.56	5.68	4.83	4.02
	50	Qo						27300	22150	17700	13800	10510	7700	5330	3350
	50	Pe						10.92	9.94	8.93	7.95	6.91	5.89	4.93	4.04
4YG-15.2	30	Qo	68400	62800	57600	52700	43800	36150	29500	23750	18810	14590	11000
	30	Pe	8.33	8.45	8.52	8.54	8.45	8.20	7.81	7.28	6.65	5.93	5.14
	40	Qo	60900	55900	51200	46800	38850	31950	26000	20800	16360	12550	9320
	40	Pe	10.65	10.57	10.45	10.29	9.88	6.35	8.72	8.00	7.21	6.36	5.49
	50	Qo	53300	48900	44700	40800	3380	27700	22400	17860	13940	10610
	50	Pe	12.86	12.58	12.27	11.94	11.23	10.45	9.60	8.70	7.74	6.73
4YD-12.2	30	Qo						41150	33750	27400	21900	17210	12990	9600	6760
	30	Pe						10.01	9.46	8.79	8.02	7.16	6.29	5.41	4.55
	40	Qo						36650	29950	24150	19170	14910	11040	7960	5400
	40	Pe						11.46	10.60	9.66	8.66	7.64	6.66	5.67	4.75
	50	Qo						32050	26050	20850	16150	12280	8980	6200	3880
	50	Pe						12.77	11.63	10.43	9.27	8.09	6.94	5.84	4.81
4YG-20.2	30	Qo	79100	72600	66600	61000	50800	41900	34250	27600	21900	16980	12810
	30	Pe	10.60	10.62	10.59	10.53	10.29	9.92	9.41	8.77	8.02	7.15	6.18
	40	Qo	70600	64800	59300	54200	45000	37000	30100	24100	18920	14500	10750
	40	Pe	13.15	13.02	12.85	12.63	12.06	11.34	10.51	9.58	8.59	7.54	6.48
	50	Qo	61900	56700	51900	47400	39250	32150	26000	20650	16050	12130
	50	Pe	15.74	15.40	15.01	14.59	13.65	12.60	11.46	10.26	9.02	7.78
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
4YD-3.2	30	Qo				13720	11330	9260	7470	5940	4630	3510	2580	1800
	30	Pe				3.85	3.66	3.44	3.18	2.90	2.58	2.24	1.88	1.50
	40	Qo				11560	9520	7740	6200	4880	3750	2790	1980	1310
	40	Pe				4.42	4.10	3.76	3.40	3.03	2.63	2.23	1.82	1.40
	50	Qo				9450	7740	6260	4970	3860	2910	2110	1430
	50	Pe				4.91	4.48	4.04	3.59	3.13	2.67	2.22	1.77
4YG-5.2	30	Qo	21550	19790	16590	13810	11400	9320	7520	5970	4650	3530	2580
	30	Pe	3.78	3.79	3.76	3.67	3.52	3.32	3.07	2.79	2.48	2.15	1.81
	40	Qo	18240	16740	14020	11650	9580	7790	6240	4900	3760	2790	1970
	40	Pe	4.65	4.60	4.46	4.25	3.99	3.69	3.35	2.98	2.59	2.18	1.76
	50	Qo	14970	13730	11470	9500	7780	6280	4980	3860	2900	2090	1410
	50	Pe	5.44	5.33	5.07	4.75	4.39	3.98	3.55	3.10	2.62	2.14	1.65
4YD-4.2	30	Qo				17330	14290	11660	9400	7450	5800	4390	3210	2220
	30	Pe				4.61	4.39	4.12	3.81	3.45	3.06	2.65	2.22	1.78
	40	Qo				14440	11870	9650	7720	6070	4650	3450	2440	1590
	40	Pe				5.28	4.93	4.53	4.10	3.64	3.15	2.65	2.14	1.63
	50	Qo				11650	9550	7720	6130	4760	3590	2590	1750
	50	Pe				5.86	5.39	4.87	4.33	3.77	4.19	2.60	2.02
4YG-6.2	30	Qo	27500	25200	21100	17580	14500	11830	9530	7550	5860	4420	3210
	30	Pe	4.73	4.75	4.73	4.62	4.43	4.17	3.85	3.48	3.08	2.65	2.21
	40	Qo	23150	21250	17780	14750	12120	9840	7860	6160	4700	3470	2420
	40	Pe	5.87	5.81	5.62	5.35	5.01	4.61	4.17	3.68	3.17	2.65	2.12
	50	Qo	18930	17360	14490	11980	9790	7890	6240	4820	3600	2570	1710
	50	Pe	6.86	6.72	6.37	5.95	5.47	4.95	4.38	3.79	3.19	2.58	1.97
4YD-5.2	30	Qo				21100	17420	14220	11470	9100	7080	5370	3930	2730
	30	Pe				5.52	5.29	4.99	4.62	4.18	3.70	3.19	2.66	2.11
	40	Qo				17650	14520	11810	9460	7440	5720	4250	3010	1980
	40	Pe				6.34	5.95	5.50	4.99	4.43	3.83	3.22	2.60	1.98
	50	Qo				14300	11730	9490	7550	5880	4440	3220	2190
	50	Pe				7.07	6.53	5.93	5.29	4.62	3.92	3.22	2.52
4YG-7.2	30	Qo	32600	29900	25000	20800	17120	13950	11210	8860	6860	5160	3720
	30	Pe	5.49	5.52	5.51	5.39	5.18	4.88	4.52	4.10	3.63	3.12	2.59
	40	Qo	27500	25200	21100	17490	14350	11630	9270	7250	5510	4040	2800
	40	Pe	6.81	6.75	6.55	6.26	5.88	5.43	4.91	4.35	3.74	3.11	2.47
	50	Qo	22500	20600	17210	14230	11620	9350	7380	5690	4240	3010	1980
	50	Pe	7.98	7.83	7.46	7.00	6.46	5.86	5.20	4.50	3.78	3.03	2.28
4YD-6.2	30	Qo				24950	20650	16900	13670	10900	8540	6530	4840	3420
	30	Pe				6.65	6.36	5.98	5.52	5.01	4.45	3.86	3.25	2.63
	40	Qo				21100	17420	14200	11420	9030	6980	5240	3770	2540
	40	Pe				7.64	7.17	6.63	6.03	5.37	4.67	3.94	3.20	2.47
	50	Qo				17320	14220	11520	9190	7180	5460	4000	2770
	50	Pe				8.61	7.98	7.28	6.51	5.71	4.87	4.01	3.14
4YG-9.2	30	Qo	38800	35600	29900	24900	20600	16880	13660	10890	8530	6530	4840
	30	Pe	6.85	6.87	6.82	6.64	6.36	5.98	5.53	5.01	4.45	3.86	3.25
	40	Qo	32850	30150	25300	21100	17410	14210	11440	9050	7000	5250	3770
	40	Pe	8.35	8.27	8.01	7.64	7.18	6.63	6.02	5.36	4.66	3.94	3.20
	50	Qo	27050	24850	20900	17380	14310	11620	9280	7240	5480	3960	2660
	50	Pe	9.80	9.62	9.16	8.61	7.98	7.28	6.52	5.71	4.87	4.01	3.14
4YD-8.2	30	Qo				33050	27250	22200	17890	14170	10990	8300	6040	4150
	30	Pe				8.74	8.17	7.55	6.87	6.16	5.41	4.64	3.86	3.07
	40	Qo				27750	22800	18480	14760	11560	8830	6520	4580	2960
	40	Pe				9.86	9.05	8.20	7.34	6.46	5.57	4.66	3.74	2.81
	50	Qo					18350	14790	11710	9070	6800	4880	3260
	50	Pe					9.74	8.71	7.68	6.65	5.61	4.55	3.46
4YG-12.2	30	Qo	51500	47200	39450	32750	26900	21900	17550	13830	10650	7960	5700
	30	Pe	8.63	8.63	8.49	8.22	7.81	7.29	6.68	6.00	5.26	4.48	3.68
	40	Qo	43500	39850	33300	27550	22600	18260	14530	11320	8590	6270	4320
	40	Pe	10.66	10.47	9.99	9.40	8.72	7.96	7.15	6.29	5.40	4.51	3.62
	50	Qo	35400	32400	27050	22350	18230	14650	11550	8880	6590	4650	3020
	50	Pe	12.28	11.93	11.17	10.33	9.42	8.45	7.45	6.42	5.39	4.36	3.36
4YD-10.2	30	Qo				38300	31600	25750	20700	16390	12690	9550	6910	4690
	30	Pe				10.07	9.37	8.64	7.87	7.06	6.22	5.34	4.43	3.48
	40	Qo				32300	26500	21500	17130	13400	10220	7520	5240	3350
	40	Pe				11.39	10.45	9.47	8.45	7.41	6.35	5.30	4.25	3.22
	50	Qo					21500	17290	13660	10550	7890	5640	3760
	50	Pe					11.26	10.04	8.80	7.53	6.28	5.05	3.88
4YG-15.2	30	Qo	61500	56400	47100	39050	32100	26000	20800	16320	12490	9240	6500
	30	Pe	10.23	10.19	9.96	9.58	9.06	8.43	7.70	6.90	6.04	5.14	4.23
	40	Qo	52200	47850	39950	33050	27050	21850	17360	13490	10190	7390	5020
	40	Pe	12.41	12.14	11.51	10.79	9.99	9.11	8.18	7.19	6.17	5.13	4.07
	50	Qo	42600	39000	32500	26750	21800	17430	13680	10460	7710	5380	3420
	50	Pe	14.27	13.78	12.78	11.73	10.66	9.55	8.43	7.28	6.11	4.94	3.75
4YD-12.2	30	Qo				44000	36250	29550	23750	18810	14580	11000	7980	5470
	30	Pe				11.88	11.15	10.30	9.35	8.35	7.30	6.23	5.19	4.18
	40	Qo				37300	30600	24800	19810	15510	11840	8740	6120	3950
	40	Pe				13.39	12.33	11.18	9.97	8.71	7.44	6.19	4.99	3.87
	50	Qo					24850	20000	15820	12210	9120	6510	4300
	50	Pe					13.28	11.83	10.37	8.91	7.45	6.01	4.60
4YG-20.2	30	Qo	71000	65100	54500	45250	37200	30250	24250	19070	14640	10860	7660
	30	Pe	12.24	12.20	11.94	11.47	10.82	10.04	9.14	8.16	7.12	6.07	5.02
	40	Qo	60500	55400	46250	38200	31250	25200	20000	15530	11730	8510	5820
	40	Pe	14.78	14.49	13.79	12.91	11.91	10.80	9.62	8.40	7.16	5.95	4.78
	50	Qo	49900	45650	37900	31100	25250	20150	15760	12010	8840	6180	3980
	50	Pe	16.78	16.28	15.18	13.95	12.63	11.24	9.81	8.38	6.97	5.63	4.37
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℃	Coolinng Capacity Qo（W） Power Consumption Pe(kW)
			Evaporating Temperature ℃
			12.5	10	7.5	5	0	-5	-10	-15	-20	-25	-30
4YD-3.2	30	Qo	15960	14520	13190	11960	9760	7870	6260	4900	3740	2780	1970
	30	Pe	2.23	2.21	2.19	2.15	2.07	1.95	1.81	1.65	1.47	1.26	1.04
	40	Qo	14070	12790	11610	10510	8540	6860	5420	4190	3160	2290	1570
	40	Pe	2.64	2.60	2.55	2.49	2.36	2.20	2.02	1.81	1.58	1.33	1.05
	50	Qo	12250	11130	10090	9120	7390	5900	4630	3540	2630	1860	1220
	50	Pe	3.04	2.96	2.88	2.80	2.61	2.41	2.19	1.94	1.66	1.36	1.02
4YG-5.2	50	Qo	12200	11090	10060	9090	7370	5890	4620	3540	2630
	50	Pe	3.19	3.11	3.02	2.93	2.72	2.49	2.24	1.97	1.67
	60	Qo	10490	9530	8630	7800	6300	5010	3900	2960	2160
	60	Pe	3.59	3.49	3.37	3.25	3.00	2.72	2.42	2.09	1.74
	70	Qo	8800	7990	7230	6530	5260	4160	3210	2410	1720
	70	Pe	3.99	3.85	3.71	3.57	3.27	2.94	2.58	2.20	1.79
4YD-4.2	30	Qo	20700	18850	17120	15510	12660	10220	8160	6410	4960	3750	2760
	30	Pe	2.80	2.84	2.86	2.86	2.82	2.72	2.57	2.38	2.16	1.91	1.64
	40	Qo	18210	16550	15020	13600	11060	8900	7050	5490	4190	3100	2200
	40	Pe	3.48	3.47	3.44	3.39	3.25	3.06	2.83	2.55	2.25	1.92	1.58
	50	Qo	15740	14300	12960	11720	9500	7600	5970	4590	3420	2450	1640
	50	Pe	4.13	4.06	3.98	3.88	3.64	3.36	3.03	2.67	2.27	1.86	1.42
4YG-6.2	50	Qo	15710	14270	12940	11710	9490	7600	5970	4590	3430
	50	Pe	4.16	4.09	4.00	3.89	3.65	3.35	3.02	2.65	2.24
	60	Qo	13350	12120	10970	9900	7990	6340	4920	3710	2690
	60	Pe	4.81	4.68	4.53	4.37	4.01	3.61	3.17	2.70	2.21
	70	Qo	11030	10000	9030	8140	6520	5110	3910	2870	1990
	70	Pe	5.44	5.24	5.03	4.81	4.34	3.83	3.28	2.71	2.11
4YD-5.2	30	Qo	24600	22450	20400	18510	15140	12250	9790	7700	5930	4440	3210
	30	Pe	3.61	3.55	3.49	3.42	3.26	3.08	2.86	2.62	2.35	2.05	1.72
	40	Qo	21700	19750	17940	16270	13260	10690	8480	6610	5030	3700	2600
	40	Pe	4.30	4.21	4.12	4.02	3.79	3.53	3.23	2.91	2.56	2.17	1.75
	50	Qo	18880	17170	15580	14110	11460	9190	7240	5590	4190	3020	2050
	50	Pe	4.96	4.84	4.71	4.57	4.27	3.93	3.56	3.15	2.71	2.23	1.73
4YG-7.2	50	Qo	18800	17100	15520	14050	11430	9170	7230	5580	4190
	50	Pe	4.99	4.86	4.73	4.58	4.27	3.92	3.54	3.13	2.69
	60	Qo	16160	14680	13310	12030	9750	7770	6090	4650	3440
	60	Pe	5.62	5.46	5.28	5.10	4.70	4.28	3.82	3.33	2.80
	70	Qo	13580	12330	11170	10080	8140	6460	5020	3800	2770
	70	Pe	6.27	6.06	5.84	5.61	5.13	4.63	4.09	3.51	2.90
4YD-6.2	30	Qo	29550	26900	24450	22200	18170	14720	11770	9270	7170	5410	3950
	30	Pe	4.35	4.28	4.20	4.10	3.89	3.64	3.35	3.04	2.70	2.33	1.95
	40	Qo	26000	23650	21500	19490	15910	12830	10210	7980	6100	4520	3210
	40	Pe	5.25	5.13	5.00	4.85	4.54	4.18	3.80	3.38	2.94	2.48	2.00
	50	Qo	22550	20500	18630	16880	13740	11040	8730	6760	5100	3700	2540
	50	Pe	6.08	5.90	5.72	5.53	5.11	4.66	4.17	3.66	3.13	2.57	1.99
4YG-9.2	50	Qo	22550	20550	18640	16890	13750	11040	8730	6770	5100
	50	Pe	6.07	5.90	5.72	5.53	5.12	4.66	4.18	3.66	3.12
	60	Qo	19250	17500	15870	14360	11650	9320	7320	5620	4180
	60	Pe	6.86	6.63	6.39	6.14	5.62	5.07	4.49	3.89	3.25
	70	Qo	15970	14520	13160	11900	9620	7660	5980	4560	3350
	70	Pe	7.57	7.29	6.99	6.69	6.07	5.43	4.76	4.06	3.34
4YD-8.2	30	Qo	38400	35000	31800	28900	23600	19120	15280	12030	9280	6980	5080
	30	Pe	5.05	5.12	5.16	5.16	5.05	4.83	4.53	4.15	3.73	3.28	2.84
	40	Qo	33950	30900	28050	25400	20700	16670	13220	10290	7810	5730	3990
	40	Pe	6.63	6.52	6.39	6.24	5.87	5.43	4.93	4.40	3.83	3.26	2.69
	50	Qo	29350	26700	24200	21900	17730	14170	11110	8520	6320	4470	2930
	50	Pe	7.88	7.64	7.38	7.10	6.52	5.89	5.23	4.54	3.84	3.14	2.44
4YG-12.2	50	Qo	29100	26400	23900	21550	17390	13810	10750	8140	5940
	50	Pe	7.51	7.33	7.12	6.88	6.34	5.73	5.06	4.37	3.66
	60	Qo	24450	22150	19990	18000	14420	11340	8710	6460	4560
	60	Pe	8.49	8.18	7.86	7.51	6.79	6.02	5.21	4.40	3.58
	70	Qo	19850	17950	16170	14520	11540	8970	6760	4880	3290
	70	Pe	9.15	8.75	8.33	7.91	7.04	6.14	5.24	4.33	3.43
4YD-10.2	30	Qo	44850	40850	37150	33700	27550	22300	17790	13960	10730	8020	5760
	30	Pe	5.88	6.01	6.08	6.10	5.99	5.73	5.33	4.84	4.30	3.73	3.17
	40	Qo	39600	36000	32700	29650	24150	19410	15360	11920	9000	6540	4480
	40	Pe	7.63	7.56	7.45	7.29	6.89	6.38	5.77	5.11	4.41	3.70	3.01
	50	Qo	34200	31100	28200	25450	20600	16450	12870	9820	7230	5050	3220
	50	Pe	9.11	8.85	8.56	8.26	7.58	6.84	6.05	5.24	4.40	3.58	2.77
4YG-15.2	50	Qo	34700	31450	28450	25650	20650	16350	12680	9560	6930
	50	Pe	8.78	8.54	8.28	8.00	7.36	6.65	5.88	5.07	4.24
	60	Qo	29250	26500	23900	21500	17170	13450	10270	7550	5260
	60	Pe	9.80	9.44	9.06	8.67	7.83	6.94	6.01	5.05	4.07
	70	Qo	23850	21550	19380	17380	13770	10650	7960	5670	3720
	70	Pe	10.58	10.12	9.64	9.15	8.14	7.09	6.00	4.89	3.76
4YD-12.2	30	Qo	50900	46300	42100	38250	31300	25350	20250	15930	12290	9240	6700
	30	Pe	7.45	7.40	7.33	7.22	6.93	6.55	6.10	5.58	5.01	4.41	3.79
	40	Qo	45300	41200	37450	33950	27700	22300	17680	13760	10440	7650	5320
	40	Pe	9.16	8.97	8.75	8.50	7.95	7.33	6.65	5.92	5.17	4.39	3.61
	50	Qo	39550	35950	32600	29500	23900	19090	14980	11480	8510	6020	3930
	50	Pe	10.79	10.45	10.09	9.71	8.88	7.99	7.05	6.10	5.15	4.22	3.34
4YG-20.2	50	Qo	40250	36500	33000	29800	23950	18970	14690	11040	7940
	50	Pe	10.42	10.11	9.77	9.41	8.63	7.77	6.85	5.88	4.89
	60	Qo	33900	30650	27650	24850	19850	15530	11830	8690	6020
	60	Pe	11.65	11.20	10.72	10.22	9.18	8.10	6.98	5.84	4.70
	70	Qo	27500	24850	22350	20000	15840	12240	9150	6520	4300
	70	Pe	12.59	12.01	11.42	10.82	9.57	8.30	7.02	5.75	4.52
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 .

Mark-star

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:

Using a complete scientific high quality management program, superior high quality and superior faith, we acquire great reputation and occupied this industry for Good Quality Ac Dc Air Compressor - Semi-Hermetic Reciprocating Compressor R22 R404A R134A R507A 4YD-3.2-4YG-20.2 – Daming Refrigeration Technology, The product will supply to all over the world, such as: South Korea, venezuela, Las Vegas, Our team knows well the market demands in different countries, and is capable of supplying suitable quality products and solutions at the best prices to different markets. Our company has already set up a experienced, creative and responsible team to develop clients with the multi-win principle.

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