- Limit switch for all 6 directions-fwd, aft, port, starboard, lowering and hoisting.
- Mechanical stoppers in case limit switch fails.
- Overload trip.
- Electromagnetic brake. Release by availability of electric power.- Fail safe arrangement
- Rail guard over the pulley
- Mechanical locking arrangement for rough weather
- Locking arrangement and hook for safe carriage of load.
- Clear marking of Safe working load on crane.
- Breakers at various places. One in engine room and another in ECR.
- It shall be operate in 50 list and 20 trim.
Interlocks are provided so that the engine can be started or reversed only when certain conditions have been fulfilled. When there is a remote control of engines, it is essential to have interlocks. This reduces the possibility of engine damage and any hazards to the operating personnel. Turning gear Interlock . This device prevents the engine from being started if the Turning gear is engaged. Running Direction Interlock . This prevents the fuel from being supplied if the running direction of the engine does not match the Telegraph. Starting Air Distributor in end position . This prevents starting from taking place if the shifting of the Distributor has not been completed. Main Lube. oil pressure, Piston cooling pressure, Jacket water pressure, and important parameters must be above the required minimum. Auxiliary Blower Interlock . The Auxiliary Blower is provided in case of Constant pressure turbo charging. Air Spring pressure Interlock . In case of the present generation...
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