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KT-20-FO 70-LT-N-OS-1

Series: Rotork K-Tork Range - Pneumatic Valve Actuator Brand: Rotork PLC
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Description
  • Actuator Size - 20
  • Unit Effect - Fail to Open - Counter-clockwise
  • Spring Type - 70
  • Temperature - Low Temperature
  • Manual Overide - None
  • Corrosion Resistance - Offshore Painting
  • Version - Mertric
  • Actuator Size - 20
  • Unit Effect - Fail to Open - Counter-clockwise
  • Spring Type - 70
  • Temperature - Low Temperature
  • Manual Overide - None
  • Corrosion Resistance - Offshore Painting
  • Version - Mertric
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Specifications

Brand

Actuator Torque Output

  • Up to 18,300 Nm (155,000 lbsf.in)

Rotary Motion

  • 90°

Actuator Type

  • Vane

Acting Type

  • Double-Acting

Operating Pressure

  • Sizes KT-02 to KT-06: 2 to 7 bar (30 to 100 psi)
  • Sizes KT-10 to KT-70: 2 to 10 bar (30 to 150 psi)

Enclosure

  • IP66, IP67
  • NEMA 4, NEMA 4X

Approvals & Certifications

  • ATEX
  • CE
  • CSA
  • FM
  • NAMUR VDI/VDE 3845

Media

  • Compressed Air
  • Inert Gas

Operating Temperature

  • HT: -0° to 300° F (-20° to 149° C)
  • LT Version: -40° to 160° F (-40° to 70° C)

Case Material

  • LM20 or LM25 Aluminum Alloy (A413 or A356A)
  • Zinc

Communication

  • DeviceNet
  • FOUNDATION Fieldbus
  • HArt
  • Modbus
  • PROFIBUS

Enclosure, Body Material

  • A356A Aluminum Alloy

O-Ring Material

  • Viton Rubber

Seal Material

  • Shaft/Vane Seal: HNBR
  • Vane Seal: Polyurethene

Shaft Material

  • A217 or 915 Cast Steel
  • Spring Shaft: Steel - Electroless Nickel-Plated

Material of Construction

  • Assembly Hardware & Stop Bolt: 304 Stainless Steel
  • Shaft Bushing: Bronze
  • Vane Seal Expander: 304 Stainless Spring Steel
  • Vane Seal Side Plate Retainer & Spring: Carbon Steel

Interior, Exterior Finish

  • Polyester Epoxy Powder-Coated
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