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배전용 S2급 차단기의 차단 성능평가 시험법에 관한 연구

Study on interrupting test method for class S2 circuit breaker of distribution system

  • 투고 : 2011.07.18
  • 심사 : 2011.08.16
  • 발행 : 2011.08.31

초록

Technical requirements for medium voltage class circuit breaker were harmonized by IEC and IEEE, and IEC newly adopted the requirements for class S2 circuit-breaker for overhead-line with the ratings of high-frequency TRV(Transient Recovery Voltage), which IEEE already adopted. Under these circumstances, KERI(Korea Electrotechnology Research Institute) studied testing technologies and facilities, which enable to perform interrupting capacity tests for class S2 circuit-breaker. As results, KERI could carry out interrupting capacity tests for medium voltage class circuit breaker rated up to 3-phase 52[kV] 40[kA], which satisfies the IEC standard.

키워드

참고문헌

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