The LSA-3 A2B Switch( Anti-two block switch) assists in preventing equipment damage due to the hook block contacting the boom tip on cranes and other lifting equipment.
The electrical switch element is completely sealed in the housing.The housing is waterproof.
Nominal voltage: 12-380VAC/DC
Nominal current: 5A
Switch contact: Normally opened without hammer
Material of contact: precious metal
The weight of external matched hammer: ≥1.70Kg
Material of housing: Metal