Japan, KONAN ELECTRIC, Solenoid Valves
KONAN NA/NB/NC203 3-port Solenoid Valves For Nuclear Power Plants Normally Closed
Product Made In Japan
Manufacturer: KONAN ELECTRIC
Model: NA/NB/NC203
N203/204 series 3-port solenoid valves for nuclear power plants are pilot type valves incorporating diaphragm.
With 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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