ERDA (WEST) LABORATORY Navi Mumbai
 
 
Certifications
 
 
CERTIFICATE NO.
T-2844
C-1064
 
Calibration Facilities - Electro-Technical Calibration
 
NABL Accredited vide Certificate No. C-1064
ERDA undertakes calibration of voltmeters, ammeters, wattmeter, frequency meters, power analysers, energy meters, temperature controllers, multimeters, clamp meters, HV calibration up to 100 kV, timers, prime interval meters, capacitance meters, V-I meters, CTs/ PTs.  Summary of the capability is presented below:
 
At Laboratory and Site
DC Voltage
DC Current
AC Current, 50 Hz
Frequency
DC Resistance
AC High Voltage, 50 Hz
AC Energy, 1-Phase / 3-Phase, Active & Reactive Energy, 45 Hz to 55 Hz, Unity   to  0.25pf
Temperature (By simulation of the sensor output by appropriate electric stimuli)
At Laboratory
Current Transformer Ratio Error, Phase Angle Error
Potential Transformer Ratio Error, Phase Angle Error
DC Voltage
DC Current
DC Resistance
Low Resistance (For microohm meter)
High Resistance (For Insuation Tester)
AC Voltage
Capacitance
AC Current 50 Hz
Frequency
AC Power 1- Phase, 50 Hz, UPF
Power factor
At Site
DC Voltage
DC Current
DC Resistance
Low Resistance
High Resistance
AC Voltage
Capacitance
AC Current 50 Hz
Frequency
AC Power 1- Phase, 50 Hz, UPF
Power factor
 
Sr. No. Parameter/ measured quantity Range Calibration Measurement Capability (±) %
MEASURE
1 AC  High Voltage 01 kV – 100kV AC 1.45% - 2.21% for AC
2 AC Energy,
1-Phase / 3-Phase, Active & Reactive Energy
Voltage - 55 V to 290 V,
Current 10 mA to 120 A
PF: 0.25 lag to unity & 0.5 lead
0.05%
3 PT 220 V -33 kV/ 110V-110/√3V 0.2%
4 CT 5-3200A/5-1A 0.1%
5 DC Voltage 10 mV – 1000 V DC 0.2% to 0.5%
6 DC Current 1m A – 3 A DC 0.2% to 0.5%
7 AC Voltage 10 mV –750 V 0.2% to 0.5%
8 AC Current 1A – 3 A AC 0.2% to 0.5%
9 Frequency 20 Hz – 300 kHz 0.2% to 0.5%
10 Resistance 10 - 10 M, 10 M - 100 M 0.2% to 0.5%
11 Temperature
(By simulation method)
-20°C  to 850°C 0.5°C 
SOURCE
1 DC Voltage 10 mV – 1000 V DC 0.2% to 0.5%
2 DC Current 10 µA – 3200 mA, 320 mA – 20 A
20 A – 1000 A
0.2% to 0.5%
3 Resistance 1 m, 10 m, 1 - 40, 40 - 40 k, 40 k - 40 M, 40 M - 100 M, 100 M - 10 G, 10 G - 100G 0.2% to 0.5%
4 AC Voltage 100 mV– 30V AC / (10 Hz to 50kHz)
30 V–1050 V AC / (10 Hz to 50kHz)
0.2% to 0.5%
5 AC Current 100 µA –  300 mA AC, 300 mA – 3 A AC, 3 A–  20  A AC, 20 – 1000 A AC 0.2% to 0.5%
6 Frequency 10 Hz – 10 MHz 0.2% to 0.5%
7 AC Power
1- Phase
0.5 W to 1 W,10 V, 0.05 – 1A , 
2.5 W  to 11.5 kW, 50 V to 575 V,
0.5 A to 20 A,  UPF (10 Hz to 50 kHz)
0.22% to 0.37%  
8 Temperature
(By simulation of the sensor output by appropriate electric stimuli)
-100°C to 1300°C
(For thermocouple)
-200°C to 800°C (For RTD-Source)
0.35°C  0.4°C
 
  ERDA (WEST) Video  Reach us
    ERDA (WEST)
R – 336, T T C Industrial Area, M I D C, Rabale
Thane – Belapur Road
NAVI MUMBAI – 400 701
Phone: +91 22-27606212 / 13 / 14
Mobile: 09820719041
E-mail: erdarab@erda.org
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