Rep./ overhauling of andrew yule make field switch 400amp., 3.3&#x0d kv and rep. of magnetic amplifier block assembly (02 nos.) of ekg shovel sl. no. hmb 578 at asbn ocp, sijua area

Complete repairing of abc make 200 amps , 550v acb and andrew yule make 200 amps ,550 v acb switch of bankola colliery

Repairing and reconditioning of 250kva, 3.3kv/550v transunit andrew yule make sl no.missing of 4 level mine no 01 kugp under hazaribagh area.

Onsite repair and maintenance of two nos. of vcb switches, first 3.3 kv, 1250 a, andrew yule make, sr. no. 2545, second, 3.3 kv, 800 a, andrew yule make, sr. no. 0017, and one no. of ocb switch, 3.3 kv, 400 a, reyrolle burn make, name plate missing,

Onsite repair and maintenance of two nos. of vcb switches, first 3.3 kv, 1250 a, andrew yule make, sr. no. 2545, second, 3.3 kv, 800 a, andrew yule make, sr. no. 0017, and its connection with the transformer and one no. of ocb switch, 3.3 kv, 400 a,

Repairing of safety circuit of the following ocb of tilaboni colliery under bankola area. 1. c and g make 3.3 kv 400 amps ocb 03 nos sl 01 02 803. 2. 3.3kv 400 amps ocb switch 01 nos sl 01 retender.

Repairing of safety circuit of the following ocb of tilaboni colliery under bankola area. 1. c and g make 3.3 kv 400 amps ocb 03 nos sl 01 02 803. 2. 3.3kv 400 amps ocb switch 01 nos sl 01

Partial rewinding of andrew yule make 2.5 mva oil cooled transformer 33 kv/3.3 kv sl. no. 11724 was installed at jhilimili mine.

Complete repairing/ rewinding of 315 kva andrew yule make 3.3kv/550v tsu and 3.3 kv acb, 50 hp reverse forward er of msam colliery

Part repairing of 400 amps ocb ece make 6.6kv sl no. 5876 at ramkanali sub station rkc akwmc under katras area