View The Function Block Variables And Output Signals - ABB Protect IT REL 501 2.5 Series Operator's Manual


View the function block variables and
output signals
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Use the /HIW and/or 5LJKW arrow buttons to scroll between values.
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Please note that the )XQFWLRQV menu contains more than what is described here. Other
functions such as clearing of counters and calculated function data are also part of the
service report, but described separately.
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InstantOC IOC
TimeDelayOC TOC
InvTimeDelayOC TOC2
DirInvTDelayOC TOC3
OverLoad OVLD
ThermOverLoad THOL
BreakerFailure BFP
TimeDelayUV TUV
TimeDelayOV TOV
LossOfVoltage LOV
DeadLineDet DLD
BrokenConduct BRC
CTSupervision CTSU
FuseFailure FUSE
Trip TR
RadialFeederP PAP
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LED module indication function
Instantaneous overcurrent protection
Time delayed overcurrent protection
Two step time delayed phase overcurrent protection
Two step time delayed directional phase overcurrent
protection
Overload supervision
Thermal phase overload
Breake failure protection
Time delayed under voltage protection
Time delayed over voltage protection
Loss of voltage check
Dead line detection
Broken conductor check
Current circuit supervision
Fuse failure
Trip logic
Radial feeder protection
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