Bronze Butterfly Valve Threaded/Grooved
Sizes | Threaded - DN25 - DN50 (1" - 2") Grooved - DN32 - DN50 (1 1/4" - 2") |
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Maximum Working Pressure | 20.7 bar (300 psi) |
Connections | NPT threads in accordance with ANSI/ASME B1.20.1 Roll or cut groove to AWWA C606 |
Approvals | FM Approved, UL Listed |
Rapidrop Threaded Butterfly Valve is a rotary type valve with visual indication of whether the valve is in fully open position or not.
Butterfly valves are commonly used in fire protection systems as system control valves, zone valves. These valves have been designed with minimum flow restriction and pressure loss when in fully open position. To reduce the risk of a water hammer Rapidrop Butterfly Valves are provided with a slow close hand wheel operation gearbox.
Features
- All valves are mounted with an integral pre-wired supervisory tamper switch assembly. The tamper switch signal movement of the valve disc from the fully open position
- Switch rating:
10.1 Amps-125/250VAC-60Hz,
Actual switch application rating:
10 Amps/115 VAC-60Hz
0.5 Amps/28 VDC - All Valves are furnished with tamper switch assemblies for
indoor and outdoor use - A 1/4 turn valve with slow closing and opening to prevent
Bronze Butterfly Valve is also available with grooved ends