Safety system:
● Crane hoisting, slewing and luffing are fitted with auto protection device, which has no relation to the main power control circuit, that Is, all action will stop automatically to guarantee safety in case of power or pressure off.
● Inside the main control valve is fitted with a relief valve which acts as over loaded protection device.
● The winch and slewing mechanism are equipped with auto brake.
● Luffing limit is to be achieved by the mechanical limit of cylinder.
● Upper limit of hook is to be achieved by the mechanical limit of boom head.
● The console is fitted with emergence stop device.
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