- self-locking, self-made KONRAD thrust crank gear with mechanical position indicator
- knee lever continuously adjusts the torque development to the load cases
- Positive closing and opening characteristic curve
- fully extended toggle lever generates maximum force torque in end position
- also suitable for regulating and throttling
- easy to operate by handwheel, reliable and easy to use with few switching cycles
- maintenance-free
- externally sourced worm gear on customer request
- simple, low-cost gear unit
- suitable for open-close and positioning operation
- large torque range possible due to integrated primary reduction gearing
- end stop with stop screws
- high protection class IP 67 / 68 possible
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