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6F2T0207 (0.01)
Undercurrent protection (UC)
Undercurrent protection (UC) is provided per phase and is used to detect a decrease in current
caused by a loss of load. The UC protection consists of two independent stages—stage 1 (UC1)
and stage 2 (UC2). Each stage is provided for all phases and employs a definite time delay
programmed.
GRE200 (5,6)
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