How To Check IDMT Trip Time (Spot Check) During Relay Testing

Technical sharing on How To Check IDMT Relay Calibration by Crux of Electrical Engineering, Malaysia. 

Link to youtube video: https://www.youtube.com/watch?v=C76d5dTxbGc

Material in English tapi presentation dan komentar dalam Bahasa Malaysia (Malay Language) 

PDF: https://drive.google.com/open?id=1Xb6... 

Excel: https://drive.google.com/open?id=1R0N... 

The topics are on: 

1. Explanation on typical OCEF Relay Calibration report 

2. Introduction to IDMT

3. Excel on IDMT (PSM, TMS, Curve Type) Calculation and asking the right question 

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