Rate contract for repair of 33 KV and 11 KV CT-PT Sets of various ratios

Loading of CTPT at Nigam's store; Unloading and opening of CT-PT sets cover, draining oil if any, de-tanking Core & coil assembly assessment and estimation for repairs and replacement of parts, cleaning washing of dust/rust and dirt from all parts including core, tank & re-tanking after replacement of parts/repairs as required, filling fresh new transformer oil taking CT PT Sets for routine tests as mentioned in specification as per relevant ISS and after satisfactory repairs & testing loading of CT PT sets at the contractors works after making and providing grey paint etc. including To and fro transportation of the CT PT set between Nigam stores to contractor’s works. and unloading of repaired CTPT at NIgam's stores

For 11 KV CT PT

For 33 KV CT PT

Supply of following damaged parts requiring replacement complete in all respect.

Primary & secondary of PT (all the coils of three phases).

For 11 KV CT PT

For 33 KV CT PT

A-Primary of each CT

For 11 KV CT PT

For 33 KV CT PT

B- Secondary

For 11 KV CT PT

For 33 KV CT PT

Outdoor single porcelain Bushing without arcing horns as per relevant ISS.

For 11 KV CT PT

For 33 KV CT PT

Bushing rod with other metal parts including nuts (indicate material & size of bushing rods)

For 11 KV CT PT

For 33 KV CT PT

Set of gaskets (rubberized cork sheet).

For 11 KV CT PT

For 33 KV CT PT

Under base channels with suitable fixing holes for mounting on platform/poles.

For 11 KV CT PT

For 33 KV CT PT

Earthing terminals.

For 11 KV CT PT

For 33 KV CT PT

Glass for oil level gauge with marking for min. oil level.

For 11 KV CT PT

For 33 KV CT PT

Detachable roller assembly.

For 11 KV CT PT

For 33 KV CT PT

Secondary Terminal connectors of suitable size if required.

For 11 KV CT PT

For 33 KV CT PT

Fresh transformer oil of standard quality with ISI mark.

For 11 KV CT PT

For 33 KV CT PT

Sundry items viz

Cover bolts.

For 11 KV CT PT

For 33 KV CT PT

Plugs /caps.

For 11 KV CT PT

For 33 KV CT PT

Insulation material.

For 11 KV CT PT

For 33 KV CT PT

Screws, washers.

For 11 KV CT PT

For 33 KV CT PT

Denting/welding etc. if required.

For 11 KV CT PT

For 33 KV CT PT

Rating and Diagram plate.

For 11 KV CT PT

For 33 KV CT PT

Painting of CT-PT sets.

For 11 KV CT PT

For 33 KV CT PT

Inside with one coat of primer and two coats of zinc chromate best paint.

For 11 KV CT PT

For 33 KV CT PT

The out side of CT-PT sets with primer and two coats of Grey paints and making after de-rusting.

For 11 KV CT PT

For 33 KV CT PT

If the estimate is found uneconomical & inspection charges to be paid for assessment of repair involved and estimation.

For 11 KV CT PT

For 33 KV CT PT

Filtration charges of new transformer oil.

For 11 KV CT PT

For 33 KV CT PT

Secondary Terminal box with cover having sealing arrangement.

For 11 KV CT PT

For 33 KV CT PT

Rate of salvage retained @ 15 % less than the rate of respective rate of copper scrap and at the rate of for other scrap published in the Economic Times on the date of joint estimation agreed. (Fill 1 for Yes and 0 for No in Exworks)

For 11 KV CT PT

For 33 KV CT PT

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