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Rotork FB - Quarter-Turn Fire Protection Gear Operator

Brand: Rotork PLC

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.
Features
  • 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

Specifications

Brand

Actuation Method

  • Manual

Environmental Protection

  • IP67

Output Torque

  • 708 to 8,851 lbsf.in (80 to 1,000 Nm)

Material of Construction

  • Handwheel: Cast Iron
  • Thrust Washer: PTFE
  • Wormwheel & Duadrant: Ductile Iron

Enclosure, Body Material

  • Cast Iron

Temperature Range

  • -4° to 250° F (-20° to 120° C)

Approvals & Certifications

  • FM
  • UL
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