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CTER-91

CTER-91 - Current Transformer Excitation, Ratio and Polarity Tester

Product Documents
  • Tests CTs mounted in transformers or switchgear
  • Tests without changing leads
  • With Model CTER-91 current transformers can be tested while mounted in transformers, oil circuit breakers breakers or switchgear - without moving bushings and CTs. Using the voltage-comparison method, Model CTER-91 provides a variable-voltage output up to 1000 volts and precision instrumentation for testing single and multi-ratio CTs.