Velvetrol® Internal Piston Pilot Operated Solenoid Valves
Normally Closed Or Normally Open - Full Port
Safety Solenoid Valves for use in Hazardous Locations
Pressure: 5 psi differential minimum to 150 psi maximum
Temperature: 77°F. Maximum Ambient, Class F, 220°F Max Fluid
For: Class 1, Group D for Gasoline, Diesel Fuel, #1 and #2 Fuel Oil
Mounting: Install in horizontal line with coil upright and on top. UL Listed in some configurations.
Sizing
1/8" - 3" NPTF Connections
Construction
Class F or N coils are waterproof, fungus proof, molded of filled polyester with 18" leads in NEMA 7 enclosures with 1/2" conduit connector.
Bodies are globe style, sand cast in bronze, and rated to 150 psi.
Bonnet assemblies are 304 SS tubes silver soldered to brass bonnet and tube plug.
Piston assemblies contain brass SeatScrew Assemblies in the brass Pistons with filled Teflon™ piston rings and stainless steel expanders. Viton® Seat Discs are held in place by brass or bronze GuideNuts. Piston Springs are 316 or 302 SS. SeatScrew Assemblies are Viton® Slugs in a brass SeatScrew, held in place with a brass Retainer.
Pilot Assemblies contain a 416 SS armature with a 316 SS pilot point and 316 SS pins.