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슈나이더 일렉트릭 코리아 웹사이트에 방문해 주셔서 감사합니다.

슈나이더 일렉트릭 코리아 웹사이트 방문자 분들 모두 환영합니다.
FAQ 검색
How to calculate the IDMT Curves for MiCOM and SEPAM relays

Article available in these languages: Czech

Issue
Need to know how to calculate the IDMT curves for the MiCOM and SEPAM relays

Product Lines
MiCOM & SEPAM

Environment
Tripping IDMT Curves

Resolution
Attached are the two tools to calculate the IDMT Curves for the all the MiCOM and all the SEPAM relays.
Note: The tools are not interchangeable.  Unprotect sheets to work with formulas.  Charts are not included.

Conversion of TMS (Time Multiplier Setting) to Time delay (seconds):

TMS graph


슈나이더 일렉트릭 Korea

첨부 파일
MiCOM IDMT Curves Calculator.xlsx [11.44 KB]
SEPAM_Protection.xlsx [22.2 KB]