Government Of Kerala
Department Of Electrical Inspectorate

Meter Testing & Standards Laboratory
Engineering College P.O., Thiruvananthapuram, Kerala. Pin: 691016

Calibration & Testing Facilities available at 
Meter Testing & Standards Laboratory

• Traceable Calibration of calibrators using Multi function Transfer Standards
  Equipments used: Multi Function Transfer Standard, Model 4950, Wavetek, U.S.A.
  Accuracy: Better than 5ppm for DC Voltages, 30 to 70 ppm for AC Voltages, 10 ppm 
  for DC Current, 20 to 50 ppm for AC Current and 8 to 20 ppm for Resistance.
  
  
• Calibration of AC/DC Ammeters, Voltmeters, Watt Meters, Frequency Meters, 
  Capacitance Meters, Insulation Testers, Multi Meters, Ohmmeters, Clamp Meters 
  etc. of Analog and Digital type.
  Equipment used: Multi function multi product universal calibration system, 
  Model 9100, Wavetek, USA.
  Accuracy: Better than 0.005% for DC Voltage, 0.030% for AC Voltage, 
  0.020% for DC Current, 0.050% for AC Current, 0.010% for Resistance, 
  0.2% for Capacitance and 0.0025 % for frequency.
  
  
• Calibration of Energy meters, Single phase and Poly phase of electromechanical 
  and static types.
  Equipment used: Portable Three Phase Standard Meter, Model, Model SM 3050, 
  Schlumberger, France.
  Accuracy: Better than 0.07% Active Power, 0.15% for Reactive Power, 0.01 for 
  Power Factor, 0.01 Hz for frequency 0.2% for Voltage, 0.2% for current and 3oC 
  for Temperature.
  
  
• Harmonics Measurements up to 50th harmonics in electrical systems at all voltage 
  levels with data logging facility.
  Equipment used: Power analyzer, Model Movowatt 45, Gossen Metrawatt Camillebaur,
  Germany.
  
  
• Relay testing
  All types of Electromechanical and static type relays can be tested either by 
  secondary injection or by primary injection.
  
  
• Transformer Oil Testing
  Break down voltage, Tan delta, Resistivity and Moisture content are tested.
  
  
• Testing of AAA Standard conductors as per IS 398 (Part 4) : 1994.
  
  
• Testing of PVC insulated cables for working voltages up to and including 
  1100 volts as per IS 694 : 1990.
  
  
• Testing of Watt Hour Meter (Energy Meters) as per IS 13010 : 1990.
  
  
• Calibration of CT/PT unit up to and including 11 KV.
  
  
• Calibration of LT and HT Current Transformers using Eltel CT/PT Test unit.
  
  
• High Voltage Tests (AC/DC) up to 70 KV.

  For details contact
  Deputy Electrical Inspector
  Meter Testing and Standards Laboratory
  Engineering College P.O.
  Thiruvananthapuram - 691 016., Kerala.