Addr. Parameter Setting Options Default Setting Comments
3745 59-2-V2 DELAY 0.00 .. 100.00 sec 1.00 sec 59-2 Time Delay
3749A 59-V2 RESET 0.30 .. 0.99 0.98 Reset ratio
3751 27-Vph-g Mode OFF
Alarm Only
ON
V<Alarm V<<Trip
OFF Operating mode Vph-g under-
voltage prot.
3752 27-1-Vph PICKUP 1.0 .. 100.0 V 30.0 V 27-1 Pickup Undervoltage (phase-
neutral)
3753 27-1-Vph DELAY 0.00 .. 100.00 sec 2.00 sec 27-1 Time Delay
3754 27-2-Vph PICKUP 1.0 .. 100.0 V 10.0 V 27-2 Pickup Undervoltage (phase-
neutral)
3755 27-2-Vph DELAY 0.00 .. 100.00 sec 1.00 sec 27-2 Time Delay
3758 CURR.SUP 27-Vph ON
OFF
ON Current supervision (Vph-g)
3759A 27-Vph RESET 1.01 .. 1.20 1.05 Reset ratio
3761 27-Vph-ph Mode OFF
Alarm Only
ON
V<Alarm V<<Trip
OFF Operating mode Vph-ph under-
voltage prot.
3762 27-1-Vpp PICKUP 1.0 .. 175.0 V 50.0 V 27-1 Pickup Undervoltage (phase-
phase)
3763 27-1-Vpp DELAY 0.00 .. 100.00 sec 2.00 sec 27-1 Time Delay
3764 27-2-Vpp PICKUP 1.0 .. 175.0 V 17.0 V 27-2 Pickup Undervoltage (phase-
phase)
3765 27-2-Vpp DELAY 0.00 .. 100.00 sec 1.00 sec 27-2 Time Delay
3768 CURR.SUP 27-Vpp ON
OFF
ON Current supervision (Vph-ph)
3769A 27-Vph-ph RESET 1.01 .. 1.20 1.05 Reset ratio
3771 27-V1 Mode OFF
Alarm Only
ON
V<Alarm V<<Trip
OFF Operating mode V1 Undervoltage
prot.
3772 27-1-V1 PICKUP 1.0 .. 100.0 V 30.0 V 27-1 Pickup Undervoltage (pos.
seq.)
3773 27-1-V1 DELAY 0.00 .. 100.00 sec 2.00 sec 27-1 Time Delay
3774 27-2-V1 PICKUP 1.0 .. 100.0 V 10.0 V 27-2 Pickup Undervoltage (pos.
seq.)
3775 27-2-V1 DELAY 0.00 .. 100.00 sec 1.00 sec 27-2 Time Delay
3778 CURR.SUP. 27-V1 ON
OFF
ON Current supervision (V1)
3779A 27-V1 RESET 1.01 .. 1.20 1.05 Reset ratio
Information List
No.
Information Type of
Informa-
tion
Comments
234.2100 27, 59 blk IntSP 27, 59 blocked via operation
2.8.5
Functions
2.8 Undervoltage and Overvoltage Protection (optional) 27/59
SIPROTEC 4, 7SD80, Manual 119
E50417-G1100-C474-A2, Edition 02.2018
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