Overhauling and replacement of defective items of field instruments, Hydra, ASLD sensors along with the calibration of above instruments, ACDB, DCDB etc. during the overhauling of Unit 7, 2X500MW DTPP Anpara.

Overhauling of C&I field instruments, O2 analyzers, UPS, Hydra step & other equipments.

Dismantling from site, cleaning, checking, repairing, overhauling, re-calibration & Re-installation and re-commissioning of Transmitters(level/flow/pressure/DP/ Temperature)

Dismantling, cleaning, checking and replacement of electrodes, Re-installation, re-calibration & and re- commissioning of Hydra step along with their electrodes and electronic cards.

Dismantling, cleaning, checking, repairing, Re-installation and re- commissioning of Thermocouples(R-type & K-type), mill thrust temperature pad, R.T.Ds along with their compensating cable up to the transmitters/ DCS.

Checking, re-tightening of terminals, replacement of defective T.Bs, checking of input and output signal/ supply of measurement and testing of electronic cards and checking the supply from ACDB/ DCDB panels and correction works wherever required

Re-conditioning of back plain of mother board of system including re-soldering work on each soldering point to avoid possibility of dry solder and re-wiring work from TB to motherboard with proper dressing if required.

Cleaning of dust, checking of instrument of UPS system and charging of UPS system.

Redressing of cables and replacement of damaged terminal blocks in LIE/ LIR panels.

Dismantling, servicing, replacement of glands of valve manifold of transmitters, ASLD sensors, flame viewing camera system along with the calibration of above instruments.

Dismantling, servicing, and repairing of Root/ isolating valve/ impulse pipe.

Overhauling of MTM, temperature gauges, pressure gauges including repairing, recalibration & Re-commissioning at site.

Removal from site, cleaning checking & recalibration of O2 probe & their electronic units & re-installation.

Overhauling/ servicing of ACDB/ DCDB system, rewiring the old and damaged wire connection from control desk to terminal block of control panels.

Disconnection of control cables, its checking and final commissioning of valves/ dampers for its remote operation by adjusting its position, limit switches for satisfactory opening and closing of valves/ dampers.

Cleaning of ACDB/DCDB distribution feeders using CTC, checking, repair, replacement of MCB’s, checking of internal wiring and its re-commissioning.

Checking, repair of ACDB supply system, replacement of defective parts, tightening of terminal nuts & bolts of breaker transmitters and final re-commissioning of supply system.

Checking, repair of DCDB supply system, replacement of defective parts, tightening of terminal nuts & bolts of breaker transmitters and final re-commissioning of supply system.

Re-wiring of the old and damaged wire connection ACDB/ DCDB distribution feeders to respective DCS panels.

POWER ELECTRONICS CORPORATION

M/S SANJAY ELECTRONICS