Rotork
FB - Fire Protection
FB
Manual Quarter-turn Gear Operators for Fire Protection Butterfly Valves. 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
• Cast handwheels (on smaller sizes)
• PTFE thrust washers
• Cast iron housing
• Ductile iron wormwheel
• ½” NPT gland fitting
• Recessed stop screws
• Stroke 0-90° (±5° adjustable at open and closed)
• PTFE thrust washers
• Cast iron housing
• Ductile iron wormwheel
• ½” NPT gland fitting
• Recessed stop screws
• Stroke 0-90° (±5° adjustable at open and closed)
Features
Features
• Cast handwheels (on smaller sizes)
• PTFE thrust washers
• Cast iron housing
• Ductile iron wormwheel
• ½” NPT gland fitting
• Recessed stop screws
• Stroke 0-90° (±5° adjustable at open and closed)
• PTFE thrust washers
• Cast iron housing
• Ductile iron wormwheel
• ½” NPT gland fitting
• Recessed stop screws
• Stroke 0-90° (±5° adjustable at open and closed)
Downloads
Drawings/Dimensions Data
FB10 ISO UL BASELINE FB10 GEARBOX 75Nm. UL1091 TECHNICAL INFORMATION. ISO F05. (dwg)
FB10 ISO UL BASELINE FB10 GEARBOX 75Nm. UL1091 TECHNICAL INFORMATION. ISO F05. (pdf)
FB20 ISO UL BASELINE FB20 GEARBOX 140Nm. UL1091 TECHNICAL INFORMATION. ISO F05+F07. (dwg)
FB20 ISO UL BASELINE FB20 GEARBOX 140Nm. UL1091 TECHNICAL INFORMATION. ISO F05+F07. (pdf)
FB30 ISO UL BASELINE FB30 GEARBOX 330Nm. UL1091 TECHNICAL INFORMATION. ISO F07. (pdf)
FB30 ISO UL BASELINE FB30 GEARBOX 330Nm. UL1091 TECHNICAL INFORMATION. ISO F07. (dwg)
FB40 ISO UL BASELINE FB40 GEARBOX 660Nm. UL1091 TECHNICAL INFORMATION. ISO F07 + F10 (pdf)
FB40 ISO UL BASELINE FB40 GEARBOX 660Nm. UL1091 TECHNICAL INFORMATION. ISO F07 + F10 (dwg)
FB50 ISO UL BASELINE FB50 GEARBOX 1000Nm (60:1). UL1091 TECHNICAL INFORMATION. ISO F10 & F12 (pdf)
FB50 ISO UL BASELINE FB50 GEARBOX 1000Nm (60:1). UL1091 TECHNICAL INFORMATION. ISO F10 & F12 (dwg)