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Electronic Expansion Valve
Product Type:Electronic expansion valve
Product Number:
Product Details
【Use】
DPF electronic expansion valve is mainly used in the variable frequency air conditioning system to realize the automatic regulation of refrigerant flow, and finally make the air conditioning system according to the change of load to achieve the best refrigeration/heat production, the most accurate temperature and energy saving effect.
【Explain】
When connecting and welding with the main engine, it should remove the coil firstly, cool the valve body with water or wet cloth, so that the temperature of the valve body does not exceed 120℃
recommended installation: vertical valve body, coil up.
【Working Conditions】
Coil Power Voltage: DC12V±10%
Coil Insulation Resistance: >100MΩ
Drive Current: 0.25A/phase
Excitation Way 1-2Phase Excitation (30-90Pulse),single-pole drive
Coil insulation class E
Suitable refrigerant: R22、R407C、R410A etc.
Environment Temperature: -30℃~+60℃
Medium Temperature -30℃~+70℃
Max environment humidity: less than 95%RH
Full pulse: 500
Open valve pulse 32±20
Max working pressure: 4.2MPa
Coil temperature: <120℃

【Basic Parameters】
 

Product Name

USRT Capacity

Valve Dia(mm)

MOPD(Mpa

ROPD(Mpa

Copper Connecting Dia(mm)

KW

US.T

R22

R407C

R410A

R22

R407C

R410A

DPF1.3

3.5

1.0

Φ1.3

2.3

2.5

3.4

1.5

1.5

2.1

Φ6.35

DPF1.6

5.3

1.5

Φ1.6

2.3

2.5

3.4

1.5

1.5

2.1

Φ6.35

DPF1.8

7.0

2

Φ1.8

2.3

2.5

3.4

1.5

1.5

2.1

Φ6.35

DPF2.2

10.6

3

Φ2.2

2.3

2.5

3.4

1.5

1.5

2.1

Φ6.35

DPF2.4

17.6

5

Φ2.4

2.3

2.5

3.4

1.5

1.5

2.1

Φ8.00

DPF3.0

21.1

6

Φ3.0

2.3

2.3

2.3

1.5

1.5

1.5

Φ8.00

DPF3.2

28.2

8

Φ3.2

2.3

2.3

2.3

1.5

1.5

1.5

Φ8.00