STAFF PROTECTION KEYSWITCH

Railway Staff Protection Keyswitch

Railway Staff Protection Keyswitch :- Staff Protection Keyswitch(SPK) units are key operated switches with green LED indication light. It consists of two permanent traffolyte labels showing area that it protects. One will be affixed to the inside of the door and the other attached to the key hob. The Keyswitch has two positions “Normal Working(Area […]

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Railway Power Supplies, Earthing and Relay Rack 

Railway Power Supplies, Earthing and Relay Rack 

Railway Power Supplies, Earthing and Relay Rack  Power Supply on Relay Rack : • For Vol.2 the power supplies shall be extended from Power Rack to busbars located on relay rack. • Power supplies shall be located on a separate rack called power supply rack, • The power supply, transformers, filters and other power supply related equipments […]

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RAILWAY TRACK SIDE DISCONNECTION BOX & COMBINED CABLE TERMINATION BOX

RAILWAY TRACK SIDE DISCONNECTION BOX & COMBINED CABLE TERMINATION BOX : DBOX/CCTB will be used as cable interconnecting facility between the SER and wayside equipment. DBOX/CCTB will also be used where cable requirement exceeds the maximum length of the cable available. Cables requiring connections to the line side equipments or are to be routed across the […]

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