Diaphragm type solenoid valve water / airVKD series

✔︎Diaphragm Type and high-flow-rate type solenoid valve. ✔Achieves stable operation and resistance to debris and foreign matter. Perfect for instrumentation and water treatment equipment.

This direct operating solenoid valve features a diaphragm structure that has no sliding surfaces along the main flow channel. This ensures stable operation and resistance to debris, foreign matter, fur, etc. It can be used from 0 differential pressure and also supports high flow rates (CV value: max. 11.5).

Fluid Water, Air
Temperature 60℃
Pressure MAX 1MPa
Size 15-25A
PowerSource 100,110,120,200,220,240 volts AC (50/60Hz) , DC
Operation Normally Close

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Valve Specification

Model No Connection Orifice
Φ[mm]
Pressure
(MPa)
Cv
Value
Weight
(kg)
Size Port Type
VKD-15WG 1/2 2WAY Rc 16 0-1.0* 4.4 0.9
VKD-20WG 3/4 23 8.1 1.2
VKD-25WG 1 28 11.5 1.5
VKD-15WGMJ 1/2 16 4.4 0.9
VKD-20WGMJ 3/4 23 8.1 1.2
VKD-25WGMJ 1 28 11.5 1.5

*Pressure range of DC24V type :0-0.6MPa

Main Parts List

No Name of Parts Materials
1 Body CAC406
2 Valve Bonnet C3771
3 Plunger SUS410+NBR
4 Diaphragm Ass’y NBR
5 Packless Ass’y SUS410+SUS304
6 Packless Packing FKM
7 Joint Spring SUS304
8 Plunger Spring SUS304
9 Coil PEW
10 Coil Bonnet SPC+Coating

Dimensions

Model No
(Size)
Dimensions(mm)
L H1 H2
VKD-15WG (1/2) 70 96 14.5
VKD-20WG (3/4) 80 99 17.5
VKD-25WG (1) 90 107 22.5
VKD-15WGMJ (1/2) 70 98 14.5
VKD-20WGMJ (3/4) 80 101 17.5
VKD-25WGMJ (1) 90 109 22.5

Other Specifications・Options

Installation A Coil Vertical plus minus at an angle of 90 degree
Ambient Temp. 0-50℃
Humidity RH90% or less
Fluid Viscosity 50mm2/s(50cst)
Option Drip-proof Type

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