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KONAN NA/NB/NC204 3-port Solenoid Valves For Nuclear Power Plants Normally Open

Product Made In Japan
Manufacturer: KONAN ELECTRIC
Model: NA/NB/NC204

N203/204 series 3-port solenoid valves for nuclear power plants are pilot-type valves incorporating a diaphragm.
With a high flow rate structure and operation at low differential pressure, the valves ensure excellent control reliability.

Specification

Model code NA/NB/NC203 NA/NB/NC204
Valve operation type Normally closed Normally open
Port size Rc3/8 Rc1/2 Rc3/8 Rc1/2
Orifice size(mm) 15.9 15.9
Cv value 3.3 4.4 3.3 4.4
Operating
pressure
differential
(MPa)
Min. 0.05
Max. Air/Inert gas AC 1.02
DC 1.02
Body Brass
Seal / seat Nitrile rubber(only NC),Fluorine rubber(only NA,NB),Ethylene propylene(only NA,NB)
Poppet Polyacetal(only NC),Stainless steel(only NA,NB)
Cartridge Brass
Housing NEMA4 drip-proof
Solenoid Applicable voltage AC 100V , 110V , 115V , 120V
DC 100V , 110V , 125V
Allowable voltage fluctuation -15% to 10% of applicable voltage
Insulation class Class H
Leadwire length(mm) 600
Ambient temperature Refer to catalog for details.
Installation position As desired(Horizontal mounting with solenoid at upper side is recommended)
Options Mounting bracket , NPT(port) , Terminal box

External Dimensions

JIS Symbols

Coil Data

NA/NB/NC204

Model Code

NA/NB/NC204


 

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