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B Series Electronic Expansion Valve
<!--<$[标题]>begin-->B Series Electronic Expansion Valve<!--<$[标题]>end-->

B Series electronic expansion valves are widely used in room air conditioners. VRVoutdoor units, modular units, unit machines, heat pump hot water heaters, commercirefrigeration systems, etc.. The valve supports automatic adjustment of refrigerant flow so that refrigeration svstems can operate under optimized working conditions.

FEATURES

• Fast and reliable operation

• High flow accuracy, two-way precise adjustment

• Outer plastic seal coil design, good weather resistance


TECHNICAL PARAMETERS

• Medium Flow Direction: Bi-directional flow

• Open Valve Pulses：30±20 pulses

• Full-Open Pulses：500 pulses

• Rated Voltage：DC12V±10%，rectangular wave

• Excitation Mode: 1~2 phase excitation, 4 phase 8 step

• Excitation Rate:：30~90 pps

• Coil Resistance(20℃)：46±3.7Ω

• Coil Current(20℃)：260 mA/phase

• Coil Insulation Class：E

• Protection Class：IP67


Technical Parameters of Valve Body

Model

Size

Nominal Capacity

[kW]

Max Operation Pressure

MOPD

MOPD Rew

Order Number

[mm]

R410A

R32

R134a

R407C

R404A

R22

[MPa]

[MPa]

[MPa]

DPF1.0B

1.0

3.4

5.1

2.3

2.3

2.1

2.9

4.5

3.5

≥2.2

DPF3100111076

DPF1.3B

1.3

6.7

9.9

4.5

4.5

4.0

5.7

DPF3100120215

DPF1.65B

1.65

12.0

17.6

8.1

8.0

7.2

10.2

DPF3100011500

DPF1.8B

1.8

14.2

20.9

9.6

9.5

8.6

12.1

DPF3100061267

DPF2.0B

2.0

17.4

25.6

11.7

11.6

10.5

14.8

DPF3100071464

DPF2.2B

2.2

19.0

27.9

12.8

12.6

11.4

16.1

DPF3100020104

DPF2.4B

2.4

22.4

32.9

15.0

14.9

13.5

19.0

DPF3100032143

DPF2.6B

2.6

28.6

42.0

19.2

19.0

17.2

24.3

DPF3100160009

DPF2.8B

2.8

30.1

44.3

20.3

20.1

18.2

25.6

≥1.5

DPF3100080052

DPF3.0B

3.0

37.4

54.9

25.1

24.9

22.5

31.8

DPF3100040081

DPF3.2B

3.2

40.2

59.1

27.0

26.8

24.2

34.2

DPF3100090109

 Operation condition 1:Condensing temperature: 45°C ; evaporating temperature: 7°C;superheating degree: 5K; subcooling degree: 5K

Model

Size

Nominal Capacity

[kW]

Max Operation Pressure

MOPD

MOPD Rew

Order Number

[mm]

R410A

R32

R134a

R407C

R404A

R22

[MPa]

[MPa]

[MPa]

DPF1.0B

1.0

3.5

5.3

2.4

2.3

2.1

3.0

4.5

3.5

≥2.2

DPF3100111076

DPF1.3B

1.3

6.9

10.3

4.7

4.4

4.1

5.9

DPF3100120215

DPF1.65B

1.65

12.4

18.4

8.3

7.9

7.3

10.6

DPF3100011500

DPF1.8B

1.8

14.6

21.8

9.9

9.4

8.6

12.6

DPF3100061267

DPF2.0B

2.0

18.0

26.8

12.1

11.5

10.6

15.5

DPF3100071464

DPF2.2B

2.2

19.6

29.2

13.2

12.5

11.5

16.8

DPF3100020104

DPF2.4B

2.4

23.1

34.4

15.5

14.7

13.6

19.8

DPF3100032143

DPF2.6B

2.6

29.5

43.9

19.8

18.8

17.4

25.3

DPF3100160009

DPF2.8B

2.8

31.1

46.4

20.9

19.9

18.4

26.7

≥1.5

DPF3100080052

DPF3.0B

3.0

38.5

57.5

25.9

24.6

22.8

33.1

DPF3100040081

DPF3.2B

3.2

41.5

61.8

27.9

26.5

24.5

35.6

DPF3100090109

 Operation condition 2:Condensing temperature: 48°C ; evaporating temperature: 3°C;superheating degree: 5K; subcooling degree: 5K


      Standard Flow Curve


Technical Parameters of Coil

Suitable Series

Model

Length of Wire

mm

Number of Wiring Hamness

Connector Model

Order Number

BSeries

DPFX07-037

2000

5

XHP-5

DPFX3107011748

DPFX07-118

2000

6

XHP-6

DPFX3107011768


DIMENSIONS