Tender For construction of 5 nos. ventilation stopping near stone drift in r-ii/iii seam of no. 6 pit at manderboni colliery unit of manderboni south samla amalgamated colliery, pandaveswar area
Tender For corrigendum : supply of containerised tubular shooting range d d -40 feet container , range tubes , firer cabin , smart target system , master control unit , bullet stop mechanism , visual system , ventilationsystem , allied accessories
Tender For repairing and re plastering of ventilation stopping for rearrangement of ventilationsystem in rj unit of bahula colliery under kenda area ecl
Tender For supply of mpcb for ventilation fan unit 1 & 2, thermal release range (rated current) 2.5 - 4 a, class 10, breaking capacity 50ka, pole 3p, rated voltage 415v ac, 1 no + 1 nc auxilary contact block confirming to rdso specification no. rdso/pe/spec/ac/0184-2015 (rev-0). [ warranty period: 30 months after the date of delivery ]
Tender For supply of contactor (with diode) for ventilation fan unit 1 and 2 condenser, cd1.1, cd 1.2, cd 2.1, cd 2.2, heater 1 &2. rated current 16 a (at rated voltage & ac-3 utilization category), rated voltage 690 v ac, main pole 3 no, auxiliary contact 1 nc, control voltage 77-143 v dc with surge suppressor as rdso specification no. rdso/pe/ spec/ ac/ 0184-2015 (rev-1). [ warranty period: 30 months after the date of delivery ]