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OFD Welding Overflow Valve

OFD Welding Overflow Valve

DOFUN overflow valveis suitable for occasions with a large range of cooling capacity requirements. It is a valve designed to prevent system pressure fluctuations caused by low flow rate or low density. For the control of evaporation pressure, condensing pressure, exhaust pressure, etc., it has three application functions: relief valve, check valve and stop valve.

Applicable medium: R12, R22, R502, R134a, R404A, r507, R717, etc

The overflow valveis suitable for occasions with a large range of cooling capacity requirements. It is a valve designed to prevent system pressure fluctuations caused by low flow rate or low density. For the control of evaporation pressure, condensing pressure, exhaust pressure, etc., it has three application functions: relief valve, check valve and stop valve.

Applicable medium: R12, R22, R502, R134a, R404A, r507, R717, etc

Type

Nominaldiameter

(mm)Size(mm)

φD

φD1

L

L1

H

H1

OFD

20

38

45

60

25

38

45

60

DOFUN overflow valveTechnical Parameters

NominalPressure(PN)

TestPressure(PS)

PressureAdjustment

Range

ApplicableTemperature

-50°C~+150°C

ApplicableMedium

Applicabletocommonnonlammable

refrigerantsincludingR717、

R22(dependentonsealingmaterial

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