Japan, KONAN ELECTRIC, Solenoid Valves
KONAN NA/NB/NC204 3-port Solenoid Valves For Nuclear Power Plants Normally Open
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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
Model Code
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