Providing and fixing air break switch, drop out fuse in ht side and outdoor cable termination work in lt side with other accessories work of two nos. transformer installed near pit office and shivpur railway siding and provision of earth leakage rela

Providing and fixing of pt, pt fuse, ht bushing with stud, earth leakage relay, cbct , indicator lamp, push button , support insulator, aux contactor , ammeter , volt meter, rectifier capacitor unit , overload relay , core balance current transformer

1) up-gradation and adoption of earth leakage relay with cbct system in 10 nos 3.3kv, 1200amp an 400 amp vcb meditron and mineline make respectively &#x0d (2) rewinding and repairing of 136kw 3.3kv 1470 rpm ht inductio

(a) repairing of primary control of flp type 315 kva, 3.3kv/550v tsu, electrotechnika flp sl. no. 1053 installed at 40l/6md (b) repairing/ reconditioning of 04 no. vcb panel, 1250 a, make meditron 3.3kv installed at cro sub-stn in churi colliery.

Up-gradation and adoption of earth leakage relay with cbct system in 8 nos 11kv/3.3kv ,630amp vcb meditron and mineline make at gidi-c colliery under argada area.

Up-gradation and adoption of earth leakage relay with cbct system in 8 nos 11kv/3.3kv ,630amp vcb meditron and mineline make at gidi-c colliery under argada area

Up-gradation and adoption of earth leakage relay with cbct system in 8 nos 11kv/3.3kv 630amp vcb meditron and mineline make at gidi-c colliery under argada area

A) arrangement of safety features at all ht panels and ers with installation of brass gland with ci clamp for cables at different locations of topa project and b) providing and fixing of brass gland with ci clamp installed at karma project.

Repairing of earth leakage fault protection arrangement in two nos of 6.6kv vcb sl no. 3416 and 3419 make-andre yule and co. ltd. installed at new substation of kdh ocp, nk area.

Upgradation and adoption of earth leakage relay with cbct system in 9 nos. 11kv/3.3kv, 630a vcb meditron and mineline make at jocp main substation under hazaribagh area