The Maintenance and Its Testing work of equipment installed at 33/11 KV Sub Station under Electricity Urban Distribution Circle Moradabad

Work of Complete Testing of 33 KV Sub Station- Power Transformer, 33 KV Breaker & Panel, 11 KV Breaker under jurisdiction of EUTD MORADABAD. Complete testing shall be done once half yearly or as and when required in emergency breakdowns (within guarantee period of 6 months from date of testing) All T&P's as required for above work should be provided by the contractor.

Testing of Power TF including following tests:- a) Insulation test (Using 10 KV Megger) b) Open circuit/Ratio & Short circuit test. c) Magnetization current test. d) Magnetic Balance test. e) Neutral & Body to Earth resistance Other tests including Power T/F Winding Resistance, WTI/OTI (Control Cable connections), MOG, Buchholz Relay functionality, PRV, Marshalling Box panel, Relay connections and vector group test. The test should be carried out by bringing testing kit and all required instruments on site by the contractor, making all necessary connection for above tests and insuring healthiness of transformers.

Testing of 33 KV Main & Line Breakers & Control Panels by primary injection set. Timing test. Testing of DC supply battery/charger Testing of annunciation/ indication circuits displaying on panel. The work includes cleaning of contacts by cleaning agent like Zorik/CRC WD-40 Etc., Relay wiring & adjustment of setting, contacts & springs by manual and protection trip command generated by relays through primary injection set. Remote/local operation also to be checked.

Testing of all 11 KV Incoming/Outgoing circuit breaker/panels including testing of CT ratio by primary injection set. Timing test. Testing of DC supply battery/charger Testing of relays and its setting as per requirement. The work includes checking and operation of VCB by remote/local and manual/protection command generated through primary injection set with operation of relays. For Tightening of all contacts testing of Relay & control wiring, equipment.

Testing of T/F oil BDV

Singh Construction (BID ID -5018710)

sharma construction (BID ID -5017864)