LOAD LIMITER (4)
All "M" series hoists with 2 and 4 rope falls are equipped with a load
limiter with 2 reaction thresholds. The load limiter consists of an electric-mechanical system with pre-set springs acting on two microswitches located in the auxiliary circuit.
These microswitches stop all movements, exception made for the
lowering of the load. The first |
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LOW HEADROOM TROLLEYS (5)
Low headroom trolleys are equipped with 2 travel units, consisting of
planetary gears with double speed brake motors directly flanged to the
wheels, therefore without external teeth. |
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