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N Series of Electronic Expansion Valves
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N Series electronic expansion valves are widely used in VRV indoor units. room air conditioners and unit machine indoor units with low-noise requirements, etc.. The valve supports automatic adjustment of refrigerant flow so that refrigeration systems can operate under optimized working conditions.

FEATURES

• Low noise to meet indoor use demands

• High reliability design and better operating performance

• Anti-wear design for valve needle, long product life

• 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 (Φ1.3-Φ2.4)，30~40 pps (Φ2.6-Φ3.2)

• Coil Resistance(20℃)：46±3.7Ω

• Coil Current(20℃)：260 mA/phase

• Coil Insulation Class：E

• Protection Class：IP67


Technical Parameters of Valve Body

Mode

Size

Nominal Capacity

[kW]

Max Operation Pressure

MOPD

MOPD Rew

Order Number

[mm]

R410A

R32

R134a

R407C

R404A

R22

[MPa]

[MPa]

[MPa]

DPF1.3N

1.3

6.7

9.9

4.5

4.5

4.0

5.7

4.5

3.5

≥3

DPF3100120231

DPF1.65N

1.65

12.0

17.6

8.1

8.0

7.2

10.2

DPF3100011498

DPF1.8N

1.8

14.2

20.9

9.6

9.5

8.6

12.1

DPF3100061265

DPF2.0N

2.0

17.4

25.6

11.7

11.6

10.5

14.8

DPF3100071460

DPF2.2N

2.2

19.0

27.9

12.8

12.6

11.4

16.1

DPF3100020105

DPF2.4N

2.4

22.4

32.9

15.0

14.9

13.5

19.0

DPF3100032145

DPF2.6N

2.6

28.6

42.0

19.2

19.0

17.2

24.3

DPF3100160012

DPF2.8N

2.8

30.1

44.3

20.3

20.1

18.2

25.6

≥1.5

DPF3100080054

DPF3.0N

3.0

37.4

54.9

25.1

24.9

22.5

31.8

DPF3100040083

DPF3.2N

3.2

40.2

59.1

27.0

26.8

24.2

34.2

DPF3100090111

 Working condition 1: Condensing temperature TC=45'C, evaporation temperature TE-7°C, degree of superheat Tsh-5K, degree of super-cooling Tsc=5K


 Mode

Size

Nominal Capacity

[kW]

Max Operation Pressure

MOPD

MOPD Rew

Order Number

[mm]

R410A

R32

R134a

R407C

R404A

R22

[MPa]

[MPa]

[MPa]

DPF1.3N

1.3

6.9

10.3

4.7

4.4

4.1

5.9

4.5

3.5

≥3

DPF3100120231

DPF1.65N

1.65

12.4

18.4

8.3

7.9

7.3

10.6

DPF3100011498

DPF1.8N

1.8

14.6

21.8

9.9

9.4

8.6

12.6

DPF3100061265

DPF2.0N

2.0

18.0

26.8

12.1

11.5

10.6

15.5

DPF3100071460

DPF2.2N

2.2

19.6

29.2

13.2

12.5

11.5

16.8

DPF3100020105

DPF2.4N

2.4

23.1

34.4

15.5

14.7

13.6

19.8

DPF3100032145

DPF2.6N

2.6

29.5

43.9

19.8

18.8

17.4

25.3

DPF3100160012

DPF2.8N

2.8

31.1

46.4

20.9

19.9

18.4

26.7

≥1.5

DPF3100080054

DPF3.0N

3.0

38.5

57.5

25.9

24.6

22.8

33.1

DPF3100040083

DPF3.2N

3.2

41.5

61.8

27.9

26.5

24.5

35.6

DPF3100090111

 Working condition 2: Condensing temperature TC=48°C, evaporation temperature TE-3°C, degree of superheat Tsh-5K,degree of super-cooling Tsc=5K

              Standard Flow Curve


Technical Parameters of Coil

Suitable Series

Mode

Length of Wire

mm

Number of Wiring Harness

Connector Model

Order Number

N Series

DPFX07-137

900

5

XHP-5

DPFX3107140240

DPFX07-043

900

6

XHP-6

DPFX3107011769


Dimensions