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4.3.1.4.1 Definite Time Protection and Reset Delays ( DMT )
DMT characteristic is used for obtaining constant trip and reset delays. There are no
parameters for the DMT characteristic other than the constant trip or reset delay.
Characteristic notation is as follows: e.g., t = DMT 0.25 s.
The image below shows the DMT characteristics for given current values.
DMT Characteristics
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