ADLER hand wall winches for passenger conveyance
Types: WH 5 SP, WH 7 SP
Load capacity 300 - 1500 kg
Max. permissible load capacity on passenger conveyance: 150 - 1000 kg
General technical description
- For use on silo ride-in equipment and suitable for safe transport of persons into bunkers, silos, tanks and containers.
- Equipped with load pressure brake. The load is securely held in all positions. Robust, closed grey cast iron housing.
- Cable attached by hole and threaded pin.
- All lubrication points are maintenance-free or require only little maintenance.
- The hand crank radius is infinitely adjustable, e.g. on partial loads.
- The wall winches are designed in accordance with drive mechanism group 1 Bm and certified by the authorities in accordance with the accident preventions regulations VBG 8 and the safety regulations for pull-up passenger load suspension apparatus ZH 1 / 461.
WH 5 SP: A-HZ II 77/81, WH 7 SP: A-HZ II 79/81
WH 3 LP: A-HZ II 86051, WH 5 LP: A-HZ II 86052
WH 10 LP: A-HZ II 86053, WH 15 LP: A-HZ II 86054
WH 3 P: A-HZ II 86049, WH 5 P: A-HZ II 86050 - The cable specified (minimum nominal tensile strength 1570 N/mm²) has a 10-fold safety factor relative to the mathematical breaking force, a minimum at least of 8 mm on single-cable suspension. The cable must be tension and rotation resistant.
- On silo entrance devices, the permissible overall weight of the passenger load suspension apparatus is max. 150 kilos. When used in other areas of application the lifting gear, in connection with passenger conveyance, may only be subjected to loads corresponding to 2/3 of the permissible load capacity.
Technical description WH 5 SP, WH 7 SP
- Worm gear in oil bath (maintenance-free)
- Brake: spring-loaded load pressure brake (conical brake)
Available special designs:
- Hand crank with collapsible handle.
- Winch lockable by means of padlock.
- Grease lubrication instead of oil for ceiling, floor or overhead fitting.
- Cable drum with separation bar.
- Steel drum extension with cable grooves.
- Drum with additional cable fixtures for multi-cable operation.
- Roll-away lock – prevents load from falling down in the event of damage to the brake or gear occurring (in compliance with SUVA regulations).

