West Central Railway

West Central Railway has published Supply Of 5 kv calibration box check resistance , 5 kv calibration box check resistance readings with test voltages up to 5 kv d.c. a calibratio n certificate is provided with each. nominal resistance values: 10 mω, 100 mω, 1 gω & 10 gω, calibration a ccuracy: 1% nominal value accuracy: 2% voltage coefficient: 1ppm/v calibration temperature: 20?c (68 de grees f) temperature coefficient: 250 ppm/ degrees celsius (139 ppm/degrees f) shelf stability typically: 0.5% per year operating temperature: 5 degrees celsius to 40 degrees celsius (41 degrees f to 104 degre es f) storage temperature: -20 degrees celsius to 60 degrees celsius (-4 degrees f to 140 degrees f) ope ating humidity: 60% rh maximum. safety: meets iec1010-1 (1995) or latest with zero adjustment/calibrati on bar for battery impedance tester.(warranty period : upto 12 months from the date of delivery.) [ warranty period: 12 months after the date of delivery ] ]. Last date of submission for this tender is 2026-03-26. This is a Distribution box tender in Jabalpur, Madhya Pradesh