Professional China Direct Driven Air Compressor - Semi-Hermetic Reciprocating Compressor R22 R404A R134A R507A BFS31 -BFS151 – Daming Refrigeration Technology

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Professional China Direct Driven Air Compressor - Semi-Hermetic Reciprocating Compressor R22 R404A R134A R507A BFS31 -BFS151 – 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: BFS31 -BFS151 Explanation of model designation
Compressor Body Material: Iron BF ———————Semi-Hermetic
Application : Refrigeration S ———————-Model
Refrigeration gas: R22, R404A,R134A,R507A 3 ———————–Horse Power
Input Voltage: 3Ф 380V-420V/50HZ;440V-480V/60HZ 1 ———————–Series Code
Origin: Zhejiang, China
Specification: CE, CCC,ISO9001

3. Power Range

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）

BFS31

3/2.2

12.2

2×φ47.6×39.2

φ16

Φ19.05

1.25

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

5.2

24/26 30/32

Splashing

Lubrication

BFS41

4/3

14.7

2×φ54×37

Φ19.05

Φ25.4

1.25

7.6

38/44

BFS51

5/3.7

18.4

2×φ54×46

Φ19.05

Φ25.4

1.85

7.6

38/44 53/58

BFS81

8/5.5

26.6

2×φ64×48

Φ25.4

Φ31.75

3.5

74/81

120

133

BFS101

10/7.5

2×φ64×64

Φ25.4

Φ31.75

3.5

15.6

93/103 112/126

120

137

BFS151

15/10.5

3×φ64×64

Φ28

Φ38.1

4.8

22.3

133/150 162/184

180

172

4.2 Refrigerating Performance – Cooling Capacity with R22

Model	Condensing Temperature℃	Cooling Capacity Qo（W） Power Consumption Pe(kW)
			Evaporating Temperature ℃
			5	0	-5	-10	-15	-20	-25	-30
BFS31 BFS31A	30	Qo			8430	6800	5350	4070	2730	1860
	30	Pe			2.33	2.38	2.15	1.95	1.70	1.45
	40	Qo			7380	5820	4530	3370
	40	Pe			2.70	2.55	2.35	2.05
	50	Qo			6300	5820	3840	2560
	50	Pe			3.00	2.78	2.48	2.15
BFS41	30	Qo	14350	12330	10590	8430	6750	5180	3840	2500
	30	Pe	3.01	2.93	2.80	2.68	2.50	2.30	2.02	1.638
	40	Qo	13250	10820	9200	7270	5700	4250
	40	Pe	3.60	3.45	3.23	3.00	2.73	2.43
	50	Qo	11570	9780	7910	6160	4760	3430
	50	Pe	4.18	3.93	3.60	3.25	2.88	2.45
BFS51	30	Qo			13140	10760	8720	6860	5300	3840
	30	Pe			3.50	3.35	3.15	2.90	2.63	2.30
	40	Qo			11750	9600	7620	6050
	40	Pe			4.08	3.80	3.50	3.15
	50	Qo			10380	8370	6570	5030
	50	Pe			4.55	4.20	3.78	3.30
BFS81	30	Qo	28140	22790	19300	15580	12320	9650	7270	5350
	30	Pe	5.07	4.91	4.69	4.42	4.10	3.75	3.35	2.95
	40	Qo	25580	20930	16970	13480	10500	8250
	40	Pe	6.25	5.85	5.42	4.97	4.50	4.00
	50	Qo	23260	19180	14650	11740	9070	6740
	50	Pe	7.03	6.55	6.00	5.40	4.75	4.15
BFS101	30	Qo			26510	21620	17450	13720	10700	8140
	30	Pe			7.15	6.75	6.25	5.75	5.20	4.65
	40	Qo			23730	19420	15350	12100
	40	Pe			8.20	7.60	6.90	6.25
	50	Qo			21040	17090	13490	10580
	50	Pe			9.15	8.30	7.50	6.65
BFS151	30	Qo			38960	31750	25350	20170	15700	11980
	30	Pe			10.30	9.80	9.10	8.25	7.40	6.60
	40	Qo			34890	28260	22560	17800
	40	Pe			11.80	10.90	9.90	8.85
	50	Qo			30700	24880	19650	15580
	50	Pe			13.10	11.90	10.75	9.50
BFS151H	30	Qo	50320	42560	34190	27030	22560
	30	Pe	13.60	12.93	12.10	10.95	10.00
	40	Qo	48430	40480	32460	25620
	40	Pe	14.90	14.10	13.10	11.70
	50	Qo	46740	38600	30930	30930
	50	Pe	15.90	15.00	13.75	12.35
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
BFS51	30	Qo	24000	22200	18600	15400	12600	10200	8500	6700	5300	4000	3000
BFS51	40	Qo	20400	18900	15800	13100	10700	8700	7200	5700	4500	3400	2600
BFS81	30	Qo	31400	28700	24000	20000	16400	13400	10700	8500	6500	4900	3700
BFS81	40	Qo	26400	24100	20200	16800	13800	11300	9000	7100	5500	4200	3100
BFS101	30	Qo	44800	44200	35100	29000	23900	19400	15600	12300	9500	7200	5300
BFS101	40	Qo	38100	35600	29800	24600	20300	16500	13200	10500	8100	6100	4500
BFS151	30	Qo	69000	64500	54300	45200	37300	30500	25600	19600	15300	11700	8900
BFS151	40	Qo	58700	54800	46200	38400	31700	25900	21800	16700	13000	9900	7500
Based on 20℃ suction gas temperature,50Hz,without liquid subcooling.
	Additional cooling or limited suction gas temperature.
	Additional cooling and CIC system.

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:

Which has a positive and progressive attitude to customer's desire, our corporation constantly improves our merchandise quality to satisfy the desires of consumers and further focuses on safety, reliability, environmental demands, and innovation of Professional China Direct Driven Air Compressor - Semi-Hermetic Reciprocating Compressor R22 R404A R134A R507A BFS31 -BFS151 – Daming Refrigeration Technology, The product will supply to all over the world, such as: Peru, Borussia Dortmund, Pretoria, We've got constructed strong and long co-operation relationship with an enormous quantity of companies within this business overseas. Immediate and specialist after-sale service supplied by our consultant group has happy our buyers. In depth Info and parameters from the merchandise will probably be sent to you for any thorough acknowledge. Free samples may be delivered and company check out to our corporation. n Portugal for negotiation is constantly welcome. Hope to get inquiries type you and construct a long-term co-operation partnership.

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