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  • ASCO™ Series 308 Tamperproof High-Shock Manual Reset Valves
Asco-P-308-tamperproof

ASCO™ Series 308 Tamperproof High-Shock Manual Reset Valves

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Product Description

The ASCO Series 308 Tamperproof High-Shock Manual Reset Valves are ideal for controlling critical processes in aggressive environments.

Dane techniczne

Pipe / Port Size and Port Type
1/4" and 1/2" NPT
Body Material
Stainless Steel bodies
Flow
Flow rates of 1.5 to 4 Cv (1.3 to 3.4 Kv)
Max ambient temperature
AC: 125°F (52°C)
DC: 140°F (60°C)
Operating Pressure Differential
Pilot: 25 to 125 psi (1.7 to 9 bar)
Main: 150 psi (10 bar)
Wattage
Available in 10.1W AC and 1.4W DC constructions
Standards / Regulations
UL listed General Purpose valve (solenoid only), CSA certified, ATEX/IECEx certified with prefix EV

Charakterystyka

  • Designed to keep the valve in the shut-off position when the solenoid is de-energized, even if the handle is lifted
  • The valve will not be in the open position until the solenoid is energized and auxiliary air is present
  • Once the solenoid is de-energized, it requires power to be restored to the solenoid, then the valve to be manually reset
  • Designed to meet vibration and/or shock per ISA specification S71.03C2
  • Handles aggressive atmosphere per salt resistance testing (ASTM B117)
  • SIL 3 capable, certified by Exida
  • Optional position indicator switch provides diagnostic feedback (GO™ Switch, suffix SP)

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