Siemens SIPROTEC 4 7SD80 User Manual

Addr. Parameter Function C Setting Options Default Setting Comments
3758 CURR.SUP 27-Vph 27/59 O/U Volt. ON
OFF
ON Current supervision (Vph-
g)
3759A 27-Vph RESET 27/59 O/U Volt. 1.01 .. 1.20 1.05 Reset ratio
3761 27-Vph-ph Mode 27/59 O/U Volt. OFF
Alarm Only
ON
V<Alarm V<<Trip
OFF Operating mode Vph-ph
undervoltage prot.
3762 27-1-Vpp PICKUP 27/59 O/U Volt. 1.0 .. 175.0 V; 0 50.0 V 27-1 Pickup Undervoltage
(phase-phase)
3763 27-1-Vpp DELAY 27/59 O/U Volt. 0.00 .. 100.00 sec;
∞
2.00 sec 27-1 Time Delay
3764 27-2-Vpp PICKUP 27/59 O/U Volt. 1.0 .. 175.0 V; 0 17.0 V 27-2 Pickup Undervoltage
(phase-phase)
3765 27-2-Vpp DELAY 27/59 O/U Volt. 0.00 .. 100.00 sec;
∞
1.00 sec 27-2 Time Delay
3768 CURR.SUP 27-Vpp 27/59 O/U Volt. ON
OFF
ON Current supervision (Vph-
ph)
3769A 27-Vph-ph RESET 27/59 O/U Volt. 1.01 .. 1.20 1.05 Reset ratio
3771 27-V1 Mode 27/59 O/U Volt. OFF
Alarm Only
ON
V<Alarm V<<Trip
OFF Operating mode V1
Undervoltage prot.
3772 27-1-V1 PICKUP 27/59 O/U Volt. 1.0 .. 100.0 V; 0 30.0 V 27-1 Pickup Undervoltage
(pos. seq.)
3773 27-1-V1 DELAY 27/59 O/U Volt. 0.00 .. 100.00 sec;
∞
2.00 sec 27-1 Time Delay
3774 27-2-V1 PICKUP 27/59 O/U Volt. 1.0 .. 100.0 V; 0 10.0 V 27-2 Pickup Undervoltage
(pos. seq.)
3775 27-2-V1 DELAY 27/59 O/U Volt. 0.00 .. 100.00 sec;
∞
1.00 sec 27-2 Time Delay
3778 CURR.SUP. 27-V1 27/59 O/U Volt. ON
OFF
ON Current supervision (V1)
3779A 27-V1 RESET 27/59 O/U Volt. 1.01 .. 1.20 1.05 Reset ratio
3901 FCT 50BF Break. 50BF BkrFailure ON
OFF
ON 50BF Breaker Failure
Protection
3902 50BF PICKUP 50BF BkrFailure 1A 0.05 .. 20.00 A 0.10 A 50BF Pickup current
threshold
5A 0.25 .. 100.00 A 0.50 A
3905 50BF-1 Delay 3p 50BF BkrFailure 0.00 .. 30.00 sec; ∞ 0.00 sec Delay after 3pole start for
local trip
3906 50BF-2 Delay 50BF BkrFailure 0.00 .. 30.00 sec; ∞ 0.15 sec Delay of 2nd element for
busbar trip
3907 T3-BkrDefective 50BF BkrFailure 0.00 .. 30.00 sec; ∞ 0.00 sec Delay for start with defec-
tive bkr.
3908 Trip BkrDefect. 50BF BkrFailure NO
with Local trip
with Bus trip
w/Local&Bustrip
NO Trip output selection with
defective bkr
3909 Chk BRK CONTACT 50BF BkrFailure NO
YES
YES Check Breaker contacts
Functions, Settings, Information
F.2 Settings
SIPROTEC 4, 7SD80, Manual 349
E50417-G1100-C474-A2, Edition 02.2018

Siemens SIPROTEC 4 7SD80 Specifications

General

Brand	Siemens
Model	SIPROTEC 4 7SD80
Category	Power distribution unit
Language	English