FB - Quarter-Turn Fire Protection
Quarter-turn cast iron gearbox suitable for use with fire protection (i.e. sprinkler) systems, includes limit switches to be incorporated into a supervisory electrical circuit. Designed and tested specifically to meet UL1091 specification and FM1112 approval.
- Torque range up to 1,000 Nm (737 lbf.ft)
- 5 sizes
- Ratios from 40:1 to 60:1
- Worm gear
- Manual drive
- 3 x overload capacity
- 1,000 cycles
See FB Literature Page & FB Options Page for further details.