tender document for procurement of mining statutory and hardware items required at coal mines kalako-1). main switch for air circuit breaker (acb), 3- phase, 415 volts, 200 amp., flp dgms approved for gas group-1 with protection against overload and earth fault. voltmeter and ammeter should also be provided on it. it should have single input and single output. 1 no. 2). reversing switch acb 3-phase, 415 volts, 200 amp., flp dgms approved for gas group 1 with protection against overload and earth fault. voltmeter and ammeter should also be provided on it. it should have single input and single output. 1 no. 3). non flp ocb starter- 75 hp, 3-phase, 440 v, kill burn with o/l, e/l ammeter voltmeter should also be provided. 1 no. 4). signalling transformer, flp and intrinsically safe voltage 440/15, gas group 1 (mine line) 1 no. 5). signalling bell 1 no. 6). signalling wire (10 gauge) 100 kg’s 7). insulator 3” dia. 10 pairs 8). 3-core conductor 35mm square double wire armoured pvc dgms approved for gas group 1. 500 metres 9). 3-core conductor 70mm square double wire armoured pvc dgms approved for gas group 1. 200 meters 10). empire tape 06 no’s 11). transformer oil 200 litres 12). 10 hp marathon flame proof motor, dgms approved for gas group 1, rpm 1450 2 no’s 13). starter direct online starter, 20 hp, 3-phase, flp, 415 volts, dgms approved for gas group 1 with protection against overload and earth fault, voltmeter and ammeter should also be provided on it. 2 no’s 14). communication system for underground coal mine, intrinsically safe halling communication system model no. mic, 101 pt, temperature 1 no. class t-6, dgms approved for gas group 1. (b). requirement for mechanical section 1). haulage steel wire rope for direct rope haulage of 25 mm dia., construction 6x7, strand construction- 6x1, tensile grade: 1570 n/mm2 as per is:1856:2005, type of core: fiber core, lay direction: rhl 2000 meters 2). 75 kw pump (ksb pure limited) type wk 65/50, discharge 25.2 meters cube per hour, head 50 meters 2 no’s 3). rubber packing 1/8” thick 20 kgs 4). g.i. pipe 2” dia with socket 30 no’s 5). v belt c no.- 195 used in fans 6 no’s 6). square rod 10 mm, 10 foot length (square) 10 no’s 7). g.i. pipe with sockets dia ½” 20 no’s 8). key set 6 no. 01 no. 9). water gauge for main mechanical ventilator 1” dia (measure fan pressure) 01 no. 10). g.i. pipe with sockets dia ¾” 20 no’s 11). g.i. pipe with sockets dia 1” 10 no’s 12). armoured hose pipe dia 2.5 inches, 6 m length 2 no’s 13). bearings no. 2216 k with sleeve 4 no’s 14). non return valve 2” inches dia 2 no’s 15). iron cutter 6” size 1 no. 16). gland dori size 3/8” 5 kg’s 17). m.s. flat (for fish plate) 5/4”, ¼” 200 kg’s 18). track line (25 kgs/meter) per meter 400 meters 19). nut bolt 2” inches dia. 3” 30 kgs 20). m.s. rod 100mm dia, 6 meters long 1 no. 21). m.s. rod 38mm, 6 meters long 2 no’s 22). m.s. rod 32mm, 6 meters long 10 no’s 23). m.s. rod 25mm, 6 meters long 10 no’s 24). black pipe 4’ inch dia, 20 foot length 10 no’s 25). channel 4’ x 2’, 20 foot length 10 no’s 26). brattice cloth fully fire resistant (i) 0.9 m width, 33 m long (small size) (ii) 1.8 m width, 34 m long (big size) 05 rolls 15 rolls 27). p.v.c. cable 150mm 400 meter 28). foot valve 4” 4 no’s 29). non-return valve 3” 4 no’s 30). foot valve leather 10 kg’s 31). copper land bedding with holders 1 no. 32). nut & bolts 3” x ½” 30 kg’s 33). gland dori 10 mm 10 kg’s 34). gland dori 8 mm 5 kg’s 35). welding rod 10 no. 4 packets 36). grease (mico) 25 kg’s 37). gear oil 10 litres 38). coupling bolts 14 no. & 15 no. 10 kg’s 39). foot valve 2” dia 4 no’s 40). foot valve 3” dia 4 no’s 41). bearing 208 with sleeve 4 no’s 42). bearing 6405 4 no’s 43). bearing 207 with sleeve 4 piece 44). bearing 6404 4 no’s 45). g.i. pipe 3” dia. 300 metres 46). star coupling l110 10 piece 47). g.i. sheet length- 3’ x 8’ foot, thickness- 24 gauge 100 no’s