Functions
2.19 Undervoltage and Overvoltage Protection (optional)
SIPROTEC, 7SD5, Manual
C53000-G1176-C169-5, Release date 02.2011
376
2.19.4 Settings
Addresses which have an appended "A" can only be changed with DIGSI, under Additional Settings.
Addr. Parameter Setting Options Default Setting Comments
3701 Uph-e>(>) OFF
Alarm Only
ON
U>Alarm U>>Trip
OFF Operating mode Uph-e overvolt-
age prot.
3702 Uph-e> 1.0 .. 170.0 V; ∞ 85.0 V Uph-e> Pickup
3703 T Uph-e> 0.00 .. 100.00 sec; ∞ 2.00 sec T Uph-e> Time Delay
3704 Uph-e>> 1.0 .. 170.0 V; ∞ 100.0 V Uph-e>> Pickup
3705 T Uph-e>> 0.00 .. 100.00 sec; ∞ 1.00 sec T Uph-e>> Time Delay
3709A Uph-e>(>) RESET 0.30 .. 0.99 0.98 Uph-e>(>) Reset ratio
3711 Uph-ph>(>) OFF
Alarm Only
ON
U>Alarm U>>Trip
OFF Operating mode Uph-ph overvolt-
age prot.
3712 Uph-ph> 2.0 .. 220.0 V; ∞ 150.0 V Uph-ph> Pickup
3713 T Uph-ph> 0.00 .. 100.00 sec; ∞ 2.00 sec T Uph-ph> Time Delay
3714 Uph-ph>> 2.0 .. 220.0 V; ∞ 175.0 V Uph-ph>> Pickup
3715 T Uph-ph>> 0.00 .. 100.00 sec; ∞ 1.00 sec T Uph-ph>> Time Delay
3719A Uphph>(>) RESET 0.30 .. 0.99 0.98 Uph-ph>(>) Reset ratio
3721 3U0>(>) (or Ux) OFF
Alarm Only
ON
U>Alarm U>>Trip
OFF Operating mode 3U0 (or Ux) over-
voltage
3722 3U0> 1.0 .. 220.0 V; ∞ 30.0 V 3U0> Pickup (or Ux>)
3723 T 3U0> 0.00 .. 100.00 sec; ∞ 2.00 sec T 3U0> Time Delay (or T Ux>)
3724 3U0>> 1.0 .. 220.0 V; ∞ 50.0 V 3U0>> Pickup (or Ux>>)
3725 T 3U0>> 0.00 .. 100.00 sec; ∞ 1.00 sec T 3U0>> Time Delay (or T Ux>>)
3728A 3U0>(>) Stabil. ON
OFF
ON 3U0>(>): Stabilization 3U0-Mea-
surement
3729A 3U0>(>) RESET 0.30 .. 0.99 0.95 3U0>(>) Reset ratio (or Ux)
3731 U1>(>) OFF
Alarm Only
ON
U>Alarm U>>Trip
OFF Operating mode U1 overvoltage
prot.
3732 U1> 2.0 .. 220.0 V; ∞ 150.0 V U1> Pickup
3733 T U1> 0.00 .. 100.00 sec; ∞ 2.00 sec T U1> Time Delay
3734 U1>> 2.0 .. 220.0 V; ∞ 175.0 V U1>> Pickup
3735 T U1>> 0.00 .. 100.00 sec; ∞ 1.00 sec T U1>> Time Delay
3736 U1> Compound OFF
ON
OFF U1> with Compounding
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