Tender For supply, installation, testing & commissioning of relay & protection panels with substation automation system (sas) compatible to iec 61850 protocol at 220/33 kv nelapadu, 220/33kv lingayapalem &220/132/33kv vizianagaram substations & bay extension works at various substations in kadapa , vijayawada and visakhapatnam zones.
Tender For corrigendum : supply of fire detection and alarm system powergrid silchar sub station : : - smoke detection system , fire detection and alarm system for control room , fire detection and alarm system for switchyard panel room of 9 m length , fire detection and alarm system for 400kv gis hall , fire protection system for local relay room for gis , indoor fire detection and alarm system for fire fighting pump
Tender For tender for supply of numerical non directional idmt 3 o/c + 1 e/f protection relay and master relay from msedcl approved vendors for virar div
Tender For design, supply, erection, testing and commissioning of transformer protection relay panel with numerical relays, in place of existing alston make transformer protection relay panel pertaining to stage-i, dr. nttps
Tender For repairing/checking, calibration and testing of different types of relay (protection system) installed in 33kv,11kv control panel at main substation of jhingurda mine