Onsite Calibration of Digital Impulse Analyzers, Voltage Dividers, Peak Value Voltmeter, High Voltage Test set up Total No. of Instruments 9

Digital Impulse Analyzing system Make: Dr. Strauss Range: 10~2000Vp Model: TR-AS-200-12, 200MS/s, 4 Channel SL No: 755 Range : 10-2000Vp, Accuracy : +/-3.0% of RDG Upto 1000 Vp for LI, LIC & SI in both polarities

Digital Impulse Analyzing system Make: Dr. Strauss Range: 10~2000Vp Model: TRAS-200-12, 200MS/s, 2 Channel SL No: 1082 Range : 10-2000Vp, Accuracy : +/-3.0% of RDG Upto 1000 Vp for LI, LIC & SI in both polarities

Peak Value Voltmeter with Capacitive Voltage Divider Haefly make Sl. No. 50228100-574 Range : 0-800 kV RMS Upto 150 kV (RMS)

Resistive Voltage Divider Make: Nissin Electric Co Ltd Sl No: 1397 Range: 0-1800 k Vp for Impulse test (5 ratios - but calibration required only in 2 ratios) Upto 300 kVp (in 2 ratios)

Capacitive Voltage Divider for Impulse & AC with Peak value voltmeter (for AC) CPD Make: Haefely Model: CR2800-300 & PVV make: HiVolt Type MU17 Sl No. 908393 Range: 0-2800 k Vp, for Impulse Test (2 Ratios) 0-700kV rms for AC Test (Single Ratio) Upto 300 kVp for Impulse in both polarities (in 2 ratios) and upto 150 kV (RMS) for AC

High Voltage Test Set for Bushings, PTs & CTs 500kV Transformer, Make: Hippotronics (800V/500kV) for HV Tests Range : Up to 500kV RMS Accuracy ±3% of FSR Upto 100 kV (RMS)

High Voltage Test Set for Bushings & CTs Cascade Transformers, 4/450+350kV, (450kV - Make: Ferranti, 350kV- Make Hitachi) for HV Tests Range : Up to 800kV RMS Accuracy ±3% of FSR Upto 150 kV (RMS)

Test Set for Bushing Test Taps 10kV Transformer, Make: Hitachi (440V/33kV) Range : Up to 10kV RMS Accuracy ±3% of FSR Upto 10 kV (RMS)

Test Set for BCT & CT 5 kV Test Transformer, 400V/5kV , Make: TELK , PT - 6.6kV/110V, Make Hitachi) for HV Tests Range : Up to 5 kV RMS Accuracy ±3% of FSR Upto 5 kV (RMS)

Electrical Research and Development Association