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Master Controller are used for remote operation of the equipment like EOT cranes & Rolling mills drives etc. The enclosure of the controller to IP54 degree of protection making is dust proof.
Salient Features :
- Long Life :- Millions of operations are possible without significant wear to melamine cams and contacts which are rated for 40amps at 500 V A.C.
Simple Maintenance :-
- Maintenance is simplified through the use of individual interchangeable contact blocks. Contact tips can be easily inspected without removing the block or disturbing connections. When contacts are worn, only fixed and moving contacts can be replaced by removing only one screw. The remaining contact blocks and circuits are undisturbed.
Wide Electrical Clearance :- The design of contact block provides generous electrical creepage and clearance, preventing arcing between contact blocks or to ground. Heavy duty terminal screws are located for convenience and ease of wiring.
Technical Data :
- Body Material : Sheet Steel / Aluminum Die Cast
- Protection degree : IP-44 / IP-54 Confirming to IS –13947( Part-1) 1993
- Mounting Position : Horizontal / Vertical
- Contact material : Silver Cadmium
- Wire connection : Screw terminal
- Rated Voltage Insulation : 500 V A.C.
- Thermal Test Current : 10 Amps
- Cable entries : 2* 20 Ø,2*25 Ø standard conduit.
- Frequency of operation : 1000 switching per hour
- No of contact : 24 maximum
- No of steps : 7 –0 –7 maximum
- Optional : Spring return / dead man’s handle arrangement