KONAN ELECTRIC, Solenoid Valves
KONAN NB/NC202 2-port Solenoid Valves For Nuclear Power Plants Normally Open
Product Made In Japan
Manufacturer: KONAN ELECTRIC
Model: NB/NC202
N20 series 2-port solenoid valves for nuclear power plants are pilot-type valves incorporating a hanging diaphragm that enables operation at zero differential pressure.
Applicable pressure ranges from -100 KPa to 1.37MPa, and brass or stainless steel bodies can be selected for NC application for control of various fluids.
■Applicable fluid： Air / Inert gas
■Valve type : NB/NC201（Normally closed type） NB/NC202（Normally open type）
■Operation type : Pilot (operates with no differential pressure)
■Port size：Rc3/8 , Rc1/2 , Rc3/4
Specification
| Model code | NB/NC201 | NB/NC202 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Valve operation type | Normally closed | Normally open | |||||||
| Port size | Rc3/8 | Rc1/2 | Rc3/4 | Rc3/8 | Rc1/2 | Rc3/4 | |||
| Orifice size（mm） | 15.9 | 19.1 | 15.9 | 19.1 | |||||
| Cv value | 3.3 | 4.1 | 5.5 | 3.3 | 4.1 | 5.5 | |||
| Operating pressure differential （MPa） |
Min. | 0 | |||||||
| Max. | Air/Inert gas | AC | 0.96 | 1.37 | |||||
| DC | 0.61 | 0.86 | |||||||
| Body | Brass , stainless steel | ||||||||
| Elastomer | Nitrile rubber（only NC）,Fluorine rubber（only NB）,Ethylene propylene（only NB） | ||||||||
| 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 , Manual operating system | ||||||||
External Dimensions
JIS Symbols
Coil Data
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