Tender For repairing of 11kv, 800amps vcb scpl make switch, type vibh, 700 sl. no. 018 for controlling of 1-k pit substation of phularitand, amp colliery.
Tender For repairing of 11kv, 400amps vcb switch meditron make, type um/1vcb/lc, sl.no.9552 for controlling of minop substation 2mva power transformer of muraidih, amp colliery.
Tender For (a)complete repairing of 3.3kv, 400amps vcb switch andrew yule make type nflp, sl.no.3837 and (b)repairing of bucholz relay wti and oti protective device 11kv/3.3kv transformer for controlling of f.n.-2 upper side s/s of mocp f/b of amp colliery.
Tender For supply of automatic light controlling nature switch device grade sensors and advanced micro controllers with suitable power contactor and mcb, enclosed in a a frp enclosure for pole mou nting, confirming to is-54 and similar to swadep-02 ec-03 kw 1phase.the device should have the foll owing specifications. (1) voltage range: 120v, ac 50hz. (2) switching endurance 5000 cycles of on a nd off minimum. (3) operating illumination levels (a) for switching on-less than 60 lux for 30 secon ds. (b) for switching off-greater than 10 lux for 30 seconds. (4) auto voltage levels.(a) high voltage trip/auto reset- if voltage and gt 280 ac/and it 270v resp. (5) led for indicating the operating status . (6) during based switching of option of 04 to 08 hours with resolution of 1/2 hour. (7) over ride opti on- continuous on and continuous off. makes: swadep-02 ec-03kw of kakatiya energy systems/ s sge or similar. note: (1) warranty and test certificate should be sent with material (2) one sample t o be got approved by consignee before bulk supply [ warranty period: 30 months after the date of delivery ]
Tender For ca no ge(u)/chm-63/2024-25 repair and maint of lt electric distribution lines, overhead lines, switch board, acb, electrical controlling device, panel and other connected items at ch (wc) chandimandir
Tender For repairing/rewinding of slip ring motor at south samla unit,msam colliery, repairing of ece make 11kv ocb at pandaveswar colliery and repairing of 3.3 kv, 315kva, tsu controlling ht switch, 400a at manderboni unit, msam colliery,pandaveswar area
Tender For repairing of (a) 11kv, 600a, gec make ocb switch sl.no.-2817 and (b) 6.6kv,400a gec make ocb switch sl. no.-m-164 for controlling of 11kv/6.6kv transformer at sadbhavna substation under muraidih, amp colliery.