Loss of power system voltage
ABB Network Partner AB
1MRK 580 153-XEN
Page 5 - 101
Version 1.0-00
6.2 Signal list
6.3 Setting table
IN: DESCRIPTION:
LOV--BC Information on open/close position of an associated circuit breaker. Usualy configured via
binary input of a terminal to NC auxiliary contact of a cicuit breaker.
LOV--VTSU The input signal, which blocks the operation of a function. It should normally be configured
to the FUSE-VTSU output of a fuse failure supervision function.
OUT: DESCRIPTION:
LOV--TRIP The output signal of a function. Its duration is limited to 150 ms.
PARAMETER: SETTING RANGE: DESCRIPTION:
Operation Off, On Operation of the function disabled (Off) or enabled(On)
U< (20-80)% of Ur Set operating value of the undervoltage measuring elements used for
the “Loss of power system voltage” function. The value must be set
under the “Undervoltage protection” function.”
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