Gearboxes GQB
AUMA part-turn gearboxes are used for operating part-turn valves (e.g. butterfly valves, ball valves).
- Type of duty:
Short-time duty S2 - 15 min (open-close duty) - Operation modes:
- Manual operation directly with handwheel
- Motor operation (by electric multi-turn actuator) - Gearboxes are always provided with an input mounting flange
- Clockwise rotation at input shaft results in clockwise rotation at output drive
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Details
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Design features
- Torque range from 21,000 Nm up to 84,000 Nm
- Reduction ratios from 214:1 to 1784:1
- With overload protection
- Integrated primary reduction gearing
- Swing angles up to 90° +/- 5°
- End stops with setting screws
- Output drives according to EN ISO 5211
- Output drive flange integrated within the housing
- 3 output drive flanges per gearbox size
- All parts within the power drive hardened by thermal treatment
- Powder coating
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Ambient conditions
- Enclosure protection IP67
- - 40° up to +100°
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Options
- Clockwise and counterclockwise closing versions
- Base and lever
- 4 bores for pins
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Documents
13 documents are found!Cut-away drawing
Dimensions
Mounting positions
Operation instructions
Spare parts list
Technical Data Catalogue
Technical data
