Supply of 25kv single pole vacuum circuit breaker including all accessories and fittings required for erection and commissioning as per rdso spec. no.ti/spc/psi/lvcbin/0121 (05/23) with a&c slip no. 1 dt:-06.01.2025 or latest.

Procurement of 33kv vacuum circuit breaker alongwith foundation bolts

Supply, installation, testing and commissioning of double pole sf-6 circuit breaker 110 kv or 132 kv, 1600 amps with accessories (including terminal connector)as per rdso specification no. ti/spc/psi/hvcb/0121 with a&c slip no.1 or latest. make of abb or schneider.

Un-insulated cadmium copper catenary wire 65 sq. mm (19/2.10mm), as per rdso specification no. ti spc ohe cat cu-cd 0971 or latest and str no. ti str 020 rev 02.

Jointless grooved copper contact wire 107 sqmm. made out of continuous cast copper wire rods as per rdso spec. : ti/spc/ohe/cw/0971 and str: ti/str/017/ rev 02 or latest.

Siemens make 12kv vacuum circuit breaker, model: 3ah5105-2, as per annexure a

Disconnector assembly kit suitable for lightening arrestor of 42kv as per rdso specification no.- ti/spc/psi/mogtla/0101(02/2015) or latest.

Onan/onaf type traction power transformer along with all accessories required for its commissioning as per rdso s specification no. ti/spc/psi/trnpwr/3201

Vacuum circuit breaker - outdoor type - rated voltage up to and including 72.5 kv as per is 13118

Special repair to three panel vacuum circuit breaker in government medical college hospital at ramanathapuram in ramanathapuram district