Station transformer differential relays

Numerical relays for lt switchgear

Tggenco - nshes - supply of different ranges of analog meters, jyothi make re-300, re-301 auxiliary relays, oen make auxiliary relays and space heaters at amrplis, nshes, nagarjunasagar.

Tggenco-ytps(5x800mw)-em-stage-i-supply of terminal blocks,overload relays

Out sourcing of nd testing, hydraulic pressure testing, calibration of pressure gauge and relief valve and shell thickness measurement of air reciever tanks of hemm working at kkocp for period of 3 years.

Tggenco-ktps vii stage/paloncha - supply of rotork make snap acting relays and volume boosters for various control valves

Tggenco - nshes - supply of different ranges of numerical relays and on-delay timers, make: lauritz knudsen, at nshes, nagarjuna sagar

Supply of a numerical relay test kit with 4 convertible voltages and currents and 3 currents with licensed software suitable for testing numerical relays including iec 61850 compliant relays and with software modules for over current, advance distance, advance differential, advanced power (pole slip, power swing, field failure and backup impedance) along with supply and delivery of a laptop (pre-installed all necessary driving software for numerical relay test kit including product support software, windows 10/11 original os and with backup software) necessary to run the test kit at pjhes

Power contactors of 230v ac coil and thermal overload relays used in vacuum pump house,ucb/esp ac package and centrifugal panels

Supply and commissioning of gps server (ntp based) and procurement of ofc to ethernet media converters for time synchronization of all protection relays at ljhes atmakur