ERDA (WEST) LABORATORY Navi Mumbai
 
 
Certifications
 
 
CERTIFICATE NO.
T-2844
C-1064
 
Testing Facilities : CT / PTs (Upto 33 kV, 3200 A)
 

Product: Current Transformer (CT)

Rating Upto 3200 A, 0.05 accuracy class
Products IS: 2705-1992, IEC: 61869-2012
 
Tests
Verification of terminal marking and polarity
High Voltage Power Frequency  Test on secondary windings
Over Voltage Inter-Turn test
Knee-Point Voltage & Exciting current
Temperature rise test
Turns Ratio
Measurement of instrument Security Factor
Measurement of Composite error
Determination of errors according to the requirements of appropriate accuracy class
Secondary Winding Resistance
High voltage Power Frequency Test on Primary Windings
Lightning Impulse Voltage Test
CT-PT Test Panel
 

Potential Transformer

Rating Up to 33kV 0.1 accuracy class
Products Standards IS: 3156-1992 and IEC: 61869-2011
 
Tests
Verification of terminal marking and polarity
High Voltage Power Frequency Dry  Test on secondary windings
Temperature rise test
Determination of errors according tothe requirements of appropriate accuracy class
High Voltage Power Frequency  Test on Primary windings
Lightning Impulse Voltage Test
Standard PT – 33 kV
 
  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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