Rotork BR Range - Quarter-Turn Manual Bronze Worm Gear

Brand: Rotork PLC

The BR series gear operators are manufactured from high quality cast aluminum bronze and stainless steel materials.

They are designed for extended life operation of valves in corrosive man hole and vault steam distribution environments where road salts, standing water and elevated temperatures are common.
Features
  • Torque range up to 7,000 Nm (5,163 lbf.ft)
  • 3 sizes. Ratios from 34:1 to 217:1
  • Temperature range up to +200° C (+392° F)

Specifications

Brand

Enclosure, Body Material

  • Cast Aluminum Bronze
  • Stainless Steel

Environmental Protection

  • IP68

Temperature Range

  • Up to 392° F (200° C)

Ratio

  • 34 to 217 (X:1)

Torque

  • Input: 738 to 1,514 lbsf.in (83 to 171 Nm)
  • Output: 8,851 to 61,955 lbsf.in (1,000 to 7,000 Nm)

Shaft Material

  • Monel

O-Ring Material

  • Viton

Gasket

  • High Temperature Silicone Sealant

Material of Construction

  • Fastener & Stop Bolts: Super Duplex
  • Gear Case/Top Cover Plate, Hand Wheel/op Nut, Quadrant: Cast Bronze C95800
  • Position Indicator: H95-1 Brass
  • W Nut: HPb58-3 Brass

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