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ABB RELION REX640 - Page 805

ABB RELION REX640
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Characteristic Value
High stage 9 ms 13 ms 19 ms
Reset time Typically 40 ms
Reset ratio Typically 0.95
Retardation time <20 ms
Suppression of harmonics DFT: -50 dB at f = n × f
n
, where n = 2, 3, 4, 5...
1MRS759142 F Protection functions
REX640
Technical Manual
805

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