ASCO
ASCO™ 308 Tamper-Proof Manual Reset Solenoid Valves
The ASCO Series 308, also known as 8308, tamper-proof manual reset solenoid valves feature high-flow/high-pressure bodies designed to prevent inadvertent valve start-up. They are ideal for controlling critical processes in aggressive environments.
Features and Advantages

Electrically tripped (trips when energized), no-voltage release (trips when de-energized), or free-handle constructions are available. Once tripped, the valves can only be reset manually

Available for latched-open or latched-closed operation

Some constructions can control aggressive fluids including steam

SIL 3 capable for operation in challenging environments


Specifications and Parameters

Valve Actuation:Manual Reset

Body Material:Brass, Stainless Steel

Media:Aggressive Liquids/Gases, Air, Inert Gas, Light Oil, Steam, Water

Pipe / Port Size:1/4 "; 1/2 "; 3/8 "; 3/4 "; 1 "

Port Type:NPTF

Function:3 way - 3/2 Universal

Flow:From 0.1 Cv to 0.5 Cv, From 0.5 Cv to 1.0 Cv, From 1.0 Cv to 2.0 Cv, From 2.0 Cv to 6.0 Cv, From 6.0 Cv to 14.0 Cv

Voltage:24 AC, 110 AC, 120 AC, 480 AC, 6 DC, 12 DC, 24 DC, 48 DC, 120 DC, 240 DC, 125 DC Battery Charging, 250 DC Battery Charging | 60

Max Differential / Max Operating Pressure:150-500 PSIG

Operating Environment:Corrosive, Indoor, Outdoor, Hazardous

Standards / Regulations:CSA, Type 1, Type 3, Type 7, Type 9


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