IDMT Test Comparison

Compare on-site relay trip test results against IEC 60255 calculated values. Enter your test measurements to verify relay settings.

Relay Settings

Test Results (seconds)

L1
L2
L3

Comparison

Expected Time - s
L1 Deviation -%
L2 Deviation -%
L3 Deviation -%

Typical tolerance: ±5% for electronic relays, ±7.5% for electromechanical

Curve Comparison

Related Protection Tools

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