supply of supply of three phase relay testing kit for numerical relay testing of 11 kv and 33 kv substations, input p ower supply: 240 volts, 50 hz, frequency range: 20 to 1000 hz, big graphical display, phase angle: 0 degree to 360 de gree, voltage amplifiers amplitude range: 4x120 v ac, current amplifiers amplitude range: 3x (0 to 40) a, harmonics u pto 20 th harmonics, similar to model no. rt-31 make: kigg ( warranty period upto 36 months from the date of supply) as per the attached annexure.

Northern Railway has invited bids for the supply of supply of three phase relay testing kit for numerical relay testing of 11 kv and 33 kv substations, input p ower supply: 240 volts, 50 hz, frequency range: 20 to 1000 hz, big graphical display, phase angle: 0 degree to 360 de gree, voltage amplifiers amplitude range: 4x120 v ac, current amplifiers amplitude range: 3x (0 to 40) a, harmonics u pto 20 th harmonics, similar to model no. rt-31 make: kigg ( warranty period upto 36 months from the date of supply) as per the attached annexure. [ warranty period: 36 months after the date of delivery ] ] senior section., with an EMD of ₹0 Cr. Please refer to the tender document for project value details. Interested bidders can submit applications until 8 October 2026, with the technical opening scheduled for 8 October 2026.