ERDA (NORTH) LABORATORYGurugram (Haryana)
 
 
Certifications
 
 
CERTIFICATES NO.
TC-5728
CC-2776
 
Testing Facilities : CT / PTs (At Lab and Site)
 

Product: Current Transformer (CT)

Rating Up to 3200 A, 0.05 accuracy class
Product Current Transformer
Standards IS: 2705-1992, IEC: 61869-2012
 
Tests
Verification of terminal marking and polarity
Determination of secondary winding resistance
Power frequency withstand test
Determination of instrument security factor of measuring current transformer
Test for accuracy
Test of composite error of protective current transformer
Turns ratio test
Test for rated knee point EMF and exciting current at rated knee point EMF
 

Product: Potential transformer

Rating Up to 33kV Class, 0.1 accuracy class
Products Potential transformer/capacitive voltage transformer
Standards IS: 3156, IS: 16227, IEC: 61869
 
Tests
Verification of markings
Test for accuracy
Separate source voltage withstand test
High voltage dry power frequency test
 
 
  ERDA (NORTH) Video  Reach us
    ERDA (NORTH)
Plot No. 21, Ground Floor,
CBIP Centre of Excellence, Sector-32
Gurugram (Haryana)-122001.
Tel No: 0124-2580021
Mobile: +91 9726425535
E Mail: pankaj.chawla@erda.org,
erdadel@erda.org
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