Cast Iron Housing Gearboxes AB-PR Quarter-turn Keeping the World Flowing Options • Padlockable Flange • Limit switches • High Temperature to +200 °C • Low Temperature to -60 °C • Chainwheels • Flexible Extensions • Remote Position Indicator (ECL) • Firesafe to ISO 10497 • Interlock Safety System • Oxygen and Food Grade grease applications Environmental Specification • Standard Enclosure: N type sealed to IP67 for standard environment • Optional Enclosure: W type sealed to IP68 for submerged applications up to depth 1 metre for 72 hours according to EN60529:1991/14.2.8 CS type suitable for continuous submerged duty up to a maximum depth of 20 metres G type sealed to IP68 for buried service applications • Temperature: -20 to +120 °C (-4 to +250 °F) AB-PR Quarter-turn Gear Series The Rotork Gears Series ‘AB-PR’ quarter-turn gear operators are rugged, industrial grade products manufactured with cast iron housing components. All models in this series feature a polyurethane coating and high performance axial bearings. These gear operators are well suited for applications in chemical, power, waterworks, HVAC and most general industrial applications. Application Rotork Gears series ‘AB-PR’ operators are quarter-turn devices intended for the operation of ball, plug and butterfly valves as well as power and process dampers. The handwheels are available in a variety of sizes for smooth and easy operation. Features • Cast iron housing (ductile iron optional) • Protected steel input shaft (stainless steel optional) • 15 models up to 32.000 Nm (283.224 lbf.in) output • Rugged construction • Axial thrust bearings • Stroke: 0 - 90° (± 5° adjustable). AB-PR Quarter-turn
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Cast Iron Housing Gearboxes
AB-PR Quarter-turn
Keeping the World Flowing
AB-PR Quarter-turnCast Iron Housing Gearboxes
Keeping the World Flowing
PUB033-006-00Issue 06/18
As part of a process of on-going product development, Rotork reserves the right to amend and change specifications without prior notice. Published data may be subject to change. For the very latest version release, visit our website at www.rotork.com
The name Rotork is a registered trademark. Rotork recognises all registered trademarks. Published and produced in the UK by Rotork Controls Limited. RGSG0618
Rotork is a corporate member of the Institute of Asset Management
Rotork Valvekits AmericasRotork Tulsa, Inc.4433 West 49th Street, Suite D Tulsa, OK 74107, USA
A full listing of the Rotork sales and service network is available on our website.
www.rotork.com
Options
• Padlockable Flange
• Limit switches
• High Temperature to +200 °C
• Low Temperature to -60 °C
• Chainwheels
• Flexible Extensions
• Remote Position Indicator (ECL)
• Firesafe to ISO 10497
• Interlock Safety System
• Oxygen and Food Grade grease applications
Environmental Specification
• Standard Enclosure:
N type sealed to IP67 for standard environment
• Optional Enclosure:
W type sealed to IP68 for submerged applications up to depth 1 metre for 72 hours according to EN60529:1991/14.2.8
CS type suitable for continuous submerged duty up to a maximum depth of 20 metres
G type sealed to IP68 for buried service applications
• Temperature:
-20 to +120 °C (-4 to +250 °F)
AB-PR Quarter-turn Gear Series
The Rotork Gears Series ‘AB-PR’ quarter-turn gear operators are rugged, industrial grade products manufactured with cast iron housing components.
All models in this series feature a polyurethane coating and high performance axial bearings. These gear operators are well suited for applications in chemical, power, waterworks, HVAC and most general industrial applications.
Application
Rotork Gears series ‘AB-PR’ operators are quarter-turn devices intended for the operation of ball, plug and butterfly valves as well as power and process dampers.
The handwheels are available in a variety of sizes for smooth and easy operation.
Example how to use this Chart:1 Get the input torque required Output Required Input Torque = M.A.2 Define Maximum allowable RIM effort (standard is 360N)3 Select Handwheel diameter
Note: Due to the company’s policy of continuous improvement, Rotork Gears reserves the right to change specification details without prior notice. Protected steel and stainless steel available. Ductile Iron housing available as option.
LB is large base housing. BB is Big Bore. NP means not possible with large base housing. FA Valve connection available. All dimensions in millimetres (inches).
Customer Drive and Orientation Options
Keyway In Closed PositionOn Center
Keyway In Closed PositionOff Center
Square BoreParallel
(Flats on Center)
Slotted BoreFlats Across
Flowline
Slotted BoreFlats OnFlowline
Square BoreDiagonal
(Flats Off Center)
Keyway and Drive PositionsShown in Closed Position
Note: Due to the company’s policy of continuous improvement, Rotork Gears reserves the right to change specification details without prior notice. Protected steel and stainless steel available. Ductile Iron housing available as option.
LB is large base housing. BB is Big Bore. NP means not possible with large base housing. FA Valve connection available. All dimensions in millimetres (inches).
Customer Drive and Orientation Options
Keyway In Closed PositionOn Center
Keyway In Closed PositionOff Center
Square BoreParallel
(Flats on Center)
Slotted BoreFlats Across
Flowline
Slotted BoreFlats OnFlowline
Square BoreDiagonal
(Flats Off Center)
Keyway and Drive PositionsShown in Closed Position
Note: Due to the company’s policy of continuous improvement, Rotork Gears reserves the right to change specification details without prior notice. Protected steel and stainless steel available. Ductile Iron housing available as option.
LB is large base housing. BB is Big Bore. NP means not possible with large base housing. FA Valve connection available. All dimensions in millimetres (inches).
Customer Drive and Orientation Options
Keyway In Closed PositionOn Center
Keyway In Closed PositionOff Center
Square BoreParallel
(Flats on Center)
Slotted BoreFlats Across
Flowline
Slotted BoreFlats OnFlowline
Square BoreDiagonal
(Flats Off Center)
Keyway and Drive PositionsShown in Closed Position
Input Shaft ProjectionWithout Input Reducer
Right Hand (B1)Clockwise In / Clockwise Out
Left Hand (A2)Clockwise In / Clockwise Out
Standard Build
Right Hand (B2)Anti-Clockwise In / Clockwise Out
Left Hand (A1)Anti-Clockwise In / Clockwise Out
Cast Iron Housing Gearboxes
AB-PR Quarter-turn
Keeping the World Flowing
AB-PR Quarter-turnCast Iron Housing Gearboxes
Keeping the World Flowing
PUB033-006-00Issue 06/18
As part of a process of on-going product development, Rotork reserves the right to amend and change specifications without prior notice. Published data may be subject to change. For the very latest version release, visit our website at www.rotork.com
The name Rotork is a registered trademark. Rotork recognises all registered trademarks. Published and produced in the UK by Rotork Controls Limited. RGSG0618
Rotork is a corporate member of the Institute of Asset Management
Rotork Valvekits AmericasRotork Tulsa, Inc.4433 West 49th Street, Suite D Tulsa, OK 74107, USA
A full listing of the Rotork sales and service network is available on our website.
www.rotork.com
Options
• Padlockable Flange
• Limit switches
• High Temperature to +200 °C
• Low Temperature to -60 °C
• Chainwheels
• Flexible Extensions
• Remote Position Indicator (ECL)
• Firesafe to ISO 10497
• Interlock Safety System
• Oxygen and Food Grade grease applications
Environmental Specification
• Standard Enclosure:
N type sealed to IP67 for standard environment
• Optional Enclosure:
W type sealed to IP68 for submerged applications up to depth 1 metre for 72 hours according to EN60529:1991/14.2.8
CS type suitable for continuous submerged duty up to a maximum depth of 20 metres
G type sealed to IP68 for buried service applications
• Temperature:
-20 to +120 °C (-4 to +250 °F)
AB-PR Quarter-turn Gear Series
The Rotork Gears Series ‘AB-PR’ quarter-turn gear operators are rugged, industrial grade products manufactured with cast iron housing components.
All models in this series feature a polyurethane coating and high performance axial bearings. These gear operators are well suited for applications in chemical, power, waterworks, HVAC and most general industrial applications.
Application
Rotork Gears series ‘AB-PR’ operators are quarter-turn devices intended for the operation of ball, plug and butterfly valves as well as power and process dampers.
The handwheels are available in a variety of sizes for smooth and easy operation.
Example how to use this Chart:1 Get the input torque required Output Required Input Torque = M.A.2 Define Maximum allowable RIM effort (standard is 360N)3 Select Handwheel diameter
As part of a process of on-going product development, Rotork reserves the right to amend and change specifications without prior notice. Published data may be subject to change. For the very latest version release, visit our website at www.rotork.com
The name Rotork is a registered trademark. Rotork recognises all registered trademarks. Published and produced in the UK by Rotork Controls Limited. RGSG0618
Rotork is a corporate member of the Institute of Asset Management
Rotork Valvekits AmericasRotork Tulsa, Inc.4433 West 49th Street, Suite D Tulsa, OK 74107, USA
A full listing of the Rotork sales and service network is available on our website.
www.rotork.com
Options
• Padlockable Flange
• Limit switches
• High Temperature to +200 °C
• Low Temperature to -60 °C
• Chainwheels
• Flexible Extensions
• Remote Position Indicator (ECL)
• Firesafe to ISO 10497
• Interlock Safety System
• Oxygen and Food Grade grease applications
Environmental Specification
• Standard Enclosure:
N type sealed to IP67 for standard environment
• Optional Enclosure:
W type sealed to IP68 for submerged applications up to depth 1 metre for 72 hours according to EN60529:1991/14.2.8
CS type suitable for continuous submerged duty up to a maximum depth of 20 metres
G type sealed to IP68 for buried service applications
• Temperature:
-20 to +120 °C (-4 to +250 °F)
AB-PR Quarter-turn Gear Series
The Rotork Gears Series ‘AB-PR’ quarter-turn gear operators are rugged, industrial grade products manufactured with cast iron housing components.
All models in this series feature a polyurethane coating and high performance axial bearings. These gear operators are well suited for applications in chemical, power, waterworks, HVAC and most general industrial applications.
Application
Rotork Gears series ‘AB-PR’ operators are quarter-turn devices intended for the operation of ball, plug and butterfly valves as well as power and process dampers.
The handwheels are available in a variety of sizes for smooth and easy operation.
Example how to use this Chart:1 Get the input torque required Output Required Input Torque = M.A.2 Define Maximum allowable RIM effort (standard is 360N)3 Select Handwheel diameter