UL/FM Ductile Iron Butterfly Valve with Supervisory Switch

• Customization: Available
• Media: Water
• Driving Mode: Worm Gear
• Model NO.: WD-371X
• Connection Form: Wafer
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Work Pressure: Mid-Pressure (2.5mpa< Pn <6.4mpa)
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Standard: ANSI 125/150, DIN 250 Pn10/16
• Application: Industrial Usage, Water Industrial Usage, Fire Protection
• Transport Package: Export Standard Wooden Case
• Specification: 2"-12"
• Trademark: APC
• Origin: China
• HS Code: 8481804090
• Production Capacity: 10000000

Product Description

UL/FM Ductile Iron Butterfly valve with Supervisory Switch

Butterfly Valve                                            
Model: WD-371X/WD-371Y
UL/FM Wafer Type Butterfly Valve c/w Supervisory Tamper Switch
Technical Features

• Conforms: ANSI / AWWA C606 Standard Clear Waterway design
• Connections: Wafer Ends
• Sizes: 2", 2½", 3", 4", 5",  6", 8", 10", 12" 
• Approvals: UL, ULC, FM
• 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
• Epoxy coated interior and exterior by Electrostatic Spray  conforms to AWWA C550 
• Seat Disc Resilient EPDM Coated
• Factory Installed Supervisory Tamper Switch Assembly
• Top Flange Standard ISO5211 / 1
• Design and materials are subjected to change without any notice