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Butterfly Valve Rubber Encapsulating Site Shooting
https://youtu.be/dXA6xxfN9ME 1) Material: DI Body Epoxy Resin Coated Red, DI Disc Powder Coated, NBR Seat, 45# Steel Stem, DI Gear Box With PP Cover, Steel / DI Hand Wheel.2) Rubber Coated Position: Cover The Whole Inner Surface.3) Size: 2" to 12" (DN50 to DN300)4) Nominal Pressure: 1.6MPa5) Sealing Test Pressure: 1.76MPa6) Shell Test Pressure: 2.4MPa7) Applicable Temperature: 0~80℃8) Fluid Medium: Water9) Switch Contact Rating: DC24V, 1A10) Connecting Diameter(2"-12"): (60.3)(73 , 76.1)(88.9)(108 , 114.3)(133 , 139.7 , 141.3)(159 , 165.1 , 168.3)(219.1)(273)(323.8)
Introduction of signal wafer butterfly valve
The wafer type signal butterfly valve is an important accessory in the pipeline of the fire sprinkler system. As the control valve of the fire sprinkler system, it has the function of transmitting the valve's opening and closing state to the control department to trace the misoperation and improve the safety of the system. On top of the valve has a signal device connect with stem directly. Under working condition when the valve is mistakenly closed by 25% (1/4 of full opening), the signal device will output a signal to the fire control center. So that relevant personnel can check...
How's a hanging FM200 device works? Temperature start-up type.
1) Rated Working Pressure: 1.6MPa2) Capacity: 8L / 12L / 16L3) Action temperature: 68℃（155F） / 79℃ / 93℃4) Safety valve: 3.4+/-0.17MPa5) No need alarm accessories https://youtu.be/4IEsb9cHZUU
