300PSI Grooved Butterfly Valve with Signal Gearbox Tamper Switch
Approval: FM approved UL/ULC listed
Usage: Before sprinkle head, before and after wet alarm valve and deluge valve, high-rising building fire fighting system, industrial factory building fire protection system.
Technical specification :
Pressure rating: 300psi
Temperature range : -20℃ to 120℃.
Structure:Butterfly type and groove end
Application : Indoor and outdoor usage
Double –seal  disc : resilient EPDM coated
Factoroy Installed supervisiory tamper switch assembly
Design standard : API 609
Groove standard ANSI/AWWA C606
Top flange standard: ISO 5211
Test standard :FM 1112/UL 1091
Model : GD-381X/GD-381Y

300PSI Grooved Butterfly Valve with Gearbox
Conforms: ANSI / AWWA C606 Standard Clear Waterway design
Connections: Grooved Ends
Sizes: 2″, 2½”, 3″, 4″, 5″,  6″, 8″, 10″, 12″
Maximum Working Pressure: 21 BAR / 300 PSI (Maximum Testing Pressure: 600 PSI) conforms to UL1091 & ULC/ORD-C1091 & FM class 1112 Maximum Working Temperature: -20°C to 80°C
Design Standard: API 609
Application: Indoor & Outdoor Use, Fire inflow water, drain pipe, high-rising building fire fighting system, industrial factory building fire protection system.
Coating Details: Epoxy coated interior and exterior by Electrostatic Spray  conforms to AWWA C550
Disc:Disc: EPDM Rubber Encapsulated Ductile Iron Wedge
Top Flange Standard:ISO5211 / 1