Electro Technical Calibration

CALIBRATION FACILITIES - ELECTRO-TECHNICAL CALIBRATION (ETC)

Parameter / Test Range / Accuracy / Specifications

AC Voltage

1 mV to 1000 V (10Hz to 1 MHz)

AC Current

100 µA to 20 A (40 Hz to 10 KHz)

20 A to 1000 A (50 Hz - x50 Current Coil)

AC Current @ 50 Hz

50 mA to 100 A

( For calibration of Sources and meters)

AC Resistance

10 Ohm to 10 kOhm (@ 1KHz)

AC Capacitance

10 pF to 1000 µF (@ 1 KHz)

AC Inductance

100 µH to 10 H (@ 1 KHz)

DC Voltage

-10 µV to 1000 V

DC Current

 10 µA to 20 A

20 A to 1000 A (x50 Current Coil)

DC Resistance

0.333 mOhm to 100 Gohm

HIGH Voltage

1 kV to 10 kV (@50 Hz AC & DC)

AC Power & Energy - Active, Reactive

@ 50 Hz

0.3 W/Var to 72 kW/Var

(1- Phase & 3-Phase), 60 V to 240 V, 10 mA to 100 A, 0.5 PF to UPF( For calibration of Power Sources and power Analysers)

Phase Angle (Power Factor) 50 Hz

0.2 Lag & Lead to 1 Lag & Lead

Frequency

1 Hz to 3 GHz

Time

1 s to 5400 s

Oscilloscope

10 mV to 130 V @ 1 kHz

10 mV to 130 V DC

10 ns to 5 s

1 MHz to 600 MHz (Bandwidth)

Impulse Measurement

0.84 µs to 1.56 µs (Rise Time)

40 µs to 60 µs (Pulse Width)

0.9 kV to 10.1 kV (Amplitude 1 kV to 10 kV with scope output 0.5 V to 6 V)

Temperature (Controllers, Indicators, Simulators)

-199 °C to 1800 °C

List of Major Facility:

Facility / Equipment / Tools Make and Model

Multifunction Calibrator

Wavetek, 4808

Calibrator

Fluke, 5520A

AC Measurement Standard

Fluke, 5790A

Universal Calibration System

Wavetek, 9100

Reference Multimeter

Fluke, 8508A

Selfcal Digital Multimeter

Datron, 1271

Power/Energy Calibrator & 3 Phase Power Extender

Rotek, 8000-3P

3 Phase Power/Energy Auto Calibration System

HC PTC 8320D

3 Phase Power/Energy Meter Test Bench with Reference Comparator

Zera, ED8620, COM3003

Function / Arbitrary Generator

Tabor, WS8101

Universal Counter

HP, 5335A

Frequency Calibrator / Analyser

Pendulum, CNT91R

Multifunction Electrical Tester Calibrator

Fluke, 5320A

Standard Current Shunt

Guildline, 9211A

High Voltage High Resistance Decade Substituter

HRRS-5kV Series

Digital Multimeter

Agilent, 34401A

Major Products Calibrated:

  • Multifunction Calibrators upto 71/2 Digits
  • Digital Multimeter upto 71/2 Digits
  • Power / Energy Calibrators
  • Power / Energy Reference Meters
  • ABT Meters
  • Power Analysers
  • Signal / Function Generators
  • Impulse Generators
  • Oscilloscopes
  • Frequency Standards
  • Frequency Counters / Timers
  • Resistance Standards, DRBs
  • LCR Meters & Bridges
  • Insulation Testers & HV Testers