FANOX SIA-C, User Manual

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Tp = Time of the pulse (ms)
Tof = Time of operation of the feeder (ms)
Thf = Time of trip holding of the feeder (200ms)
ΔT = Security time (aproximately 40ms)
Tos = Time of operation of the supply (ms)
Ths = Time of trip holding of the supply (200ms)
Please, take into account that 50 and 51 functions keep the trip output activated during the
holding time (200ms), once the trip condition disappears.
The inputs of the supply relay should be connected to the blocking signals directly through an
OR.