Siemens SIPROTEC 4 7UT6 Series Manual page 578

Functions, Settings, Information
F.2 Settings
Addr. Parameter
4433 HOT-SPOT GR
5001 REVERSE POWER
5011 P> REVERSE
5012 Pr pick-up
5013 T-SV-OPEN
5014 T-SV-CLOSED
5015A T-HOLD
5016A Type of meas.
5101 FORWARD POWER
5111 Pf<
5112 P< fwd
5113 T-Pf<
5114 Pf>
5115 P> fwd
5116 T-Pf>
5117A MEAS. METHOD
5201 UNDERVOLTAGE
5211 U<
5212 U<
5213 T U<
5214 U<<
5215 U<<
5216 T U<<
5217A DOUT RATIO
5301 OVERVOLTAGE
5311 U>
5312 U>
5313 T U>
5314 U>>
5315 U>>
578
Function C Setting Options
Therm.Over- 22 .. 29
load2
Reverse Power OFF
ON
Block relay
Reverse Power 1A -3000.00 .. -0.85 W -8.70 W
5A -15000.00 ..
-4.25 W
Reverse Power -17.000 ..
-0.005 P/SnS
Reverse Power 0.00 .. 60.00 sec; ∞ 10.00 sec
Reverse Power 0.00 .. 60.00 sec; ∞ 1.00 sec
Reverse Power 0.00 .. 60.00 sec; ∞ 0.00 sec
Reverse Power accurate
fast
Forward Power OFF
ON
Block relay
Forward Power 1A 1.7 .. 3000.0 W
5A 8.5 .. 15000.0 W
Forward Power 0.01 .. 17.00 P/SnS
Forward Power 0.00 .. 60.00 sec; ∞ 10.00 sec
Forward Power 1A 1.7 .. 3000.0 W
5A 8.5 .. 15000.0 W
Forward Power 0.01 .. 17.00 P/SnS
Forward Power 0.00 .. 60.00 sec; ∞ 10.00 sec
Forward Power accurate
fast
Undervoltage OFF
ON
Block relay
Undervoltage 10.0 .. 125.0 V
Undervoltage 0.10 .. 1.25 U/UnS
Undervoltage 0.00 .. 60.00 sec; ∞ 3.00 sec
Undervoltage 10.0 .. 125.0 V
Undervoltage 0.10 .. 1.25 U/UnS
Undervoltage 0.00 .. 60.00 sec; ∞ 0.50 sec
Undervoltage 1.01 .. 1.20
Overvoltage OFF
ON
Block relay
Overvoltage 30.0 .. 170.0 V
Overvoltage 0.30 .. 1.70 U/UnS
Overvoltage 0.00 .. 60.00 sec; ∞ 3.00 sec
Overvoltage 30.0 .. 170.0 V
Overvoltage 0.30 .. 1.70 U/UnS
Default Setting Comments
22 Hot-spot to top-oil
gradient
OFF Reverse Power Protection
P> Reverse Pickup
-43.50 W
-0.050 P/SnS Pick-up threshold reverse
power
Time Delay Long (without
Stop Valve)
Time Delay Short (with
Stop Valve)
Pickup Holding Time
accurate Type of measurement
OFF Forward Power Supervi-
sion
17.3 W P-forw.< Supervision
Pickup
86.5 W
0.10 P/SnS Pick-up threshold P<
T-P-forw.< Time Delay
164.5 W P-forw.> Supervision
Pickup
822.5 W
0.95 P/SnS Pick-up threshold P>
T-P-forw.> Time Delay
accurate Method of Operation
OFF Undervoltage Protection
75.0 V U< Pickup
0.75 U/UnS Pick-up voltage U<
T U< Time Delay
65.0 V U<< Pickup
0.65 U/UnS Pick-up voltage U<<
T U<< Time Delay
1.05 U<, U<< Drop Out Ratio
OFF Overvoltage Protection
115.0 V U> Pickup
1.15 U/UnS Pick-up voltage U>
T U> Time Delay
130.0 V U>> Pickup
1.30 U/UnS Pick-up voltage U>>
SIPROTEC 4, 7UT6x, Manual
C53000-G1176-C230-5, Edition 09.2016