Rotork - Model IW Range - Quarter-Turn Worm Gear Valve Operators
From Gearboxes and Gear Operators
The IW range of quadrant Worm gear valve operators is available in manual and motorised configurations and features a removable sleeve to facilitate bore and keyway machining. This sleeve can be rotated in steps to facilitate mounting to the valve.
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IW size 3 to 13 torque range up to 264,000 Nm.
IW size 3 to 13 torque range up to 264,000 Nm.
IW size 14 to 17 torque range from 250,000 Nm to 850,000 Nm.
- Worm shaft supported by angular contact bearing
- High efficiency and multiple ratios
- Removable drive sleeves up to IW11
- Stroke: 0 to 90º (+/- 5º adjustable)
IWD gearboxes have a unique flange designed to accept an actuator without a base fitted - IQ and AWT ranges, sizes 1 & 2 only.
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