Model

DHCD.3-478AK

DHCD.3-198K

DHCD.3-158K

DHCD.3-178K

Action way

Pilot type

Type

NO

Working pressure

0.02MPa-0.8MPa

Connection way

Three tenths male thread

six tenths male thread inlet two 
tenths male thread outlet

Four tenths male thread

Applicable medium

Water

Valve body material

Plastic

Medium temperature

0-50

Environment temperature

0-40

Rated voltage

The power of DC110V,, DC48V, DC36V is 6W, The power of DC24V, DC9V and DC12V is 5W. .

Variable voltage of 
supply voltage

-10%+10%

Insulation resistance

Tested by DC500V megohmmete for 1 min, the insulation resistance should100M

Watertight performance

Hydrostatic pressure 0.02Mpa,leakage ratio0.1mL/min     Hydrostatic pressure 0.030.8Mpa,leakage ratio 0mL/min

Hydraulic pressure 
withstand

Withstand hydrostatic pressure of 1.2MPa for 5min, no unbroken, deformation or outside leakage

Reliability

0.010.02MPa,make and break for 10s respectively, lasting 1h, the check valve should be unblocked.

Flow characteristics

Pressure 0.02Mpa Flux3L/min Pressure 0.1Mpa Flux 8L/min
Pressure 0.3Mpa Flux13L/min Pressure 0.8Mpa Flux25L/min

Across layers insulation

Withstand high voltage pulse for 2s, it should be normal.

Continuously energized

Energize for 12h, but not connect through the water, the valve should be no deformation, and the coil should not be burned;

Withstand voltage

The acceptable high-voltage power between electric conduction and outer without electrified metal
Withstand AC1500V,50Hz for 1min, no flashover or breakdown; Withstand 1800,50Hz for 1s, no flashover or breakdown;

Non-return function

No

Filtering function

built-in filter screen

Adjustment function

No

Angle between coil 
and valve body

360,270,180,90

Power supply 
connection way

Inserting type, adopting 6.3 plug spring