Siemens siprotec 7SA522 - Page 535

A.7 Settings
535
7SA522 Manual
C53000-G1176-C155-3
1451 Op. mode Z1B Dis. MHO Forward
Reverse
Inactive
Forward Operating mode Z1B (extended
zone)
1452 ZR(Z1B) Dis. MHO 1A 0.050 .. 200.000 Ω 3.000 Ω ZR(Z1B), Impedance Reach
5A 0.010 .. 40.000 Ω 0.600 Ω
1471A Mem.Polariz.PhE Dis. MHO 0.0 .. 100.0 % 15.0 % Voltagememory polarization
(phase-e)
1472A CrossPolarizPhE Dis. MHO 0.0 .. 100.0 % 15.0 % Cross polarization (phase-e)
1473A Mem.Polariz.P-P Dis. MHO 0.0 .. 100.0 % 15.0 % Voltagememory polarization
(phase-phase)
1474A CrossPolarizP-P Dis. MHO 0.0 .. 100.0 % 15.0 % Cross polarization (phase-phase)
2002 P/S Op. mode Power Swing All zones block
Z1/Z1B block
Z2 to Z5 block
Z1,Z1B,Z2 block
All zones block Power Swing Operating mode
2006 PowerSwing trip Power Swing NO
YES
NO Power swing trip
2007 Trip DELAY P/S Power Swing 0.08 .. 5.00 sec; 0 0.08 sec Trip delay after Power Swing
Blocking
2101 FCT Telep. Dis. Teleprot. Dist. ON
PUTT (Z1B)
POTT
OFF
ON Teleprotection for Distance prot. is
2102 Type of Line Teleprot. Dist. Two Terminals
Three terminals
Two Terminals Type of Line
2103A Send Prolong. Teleprot. Dist. 0.00 .. 30.00 sec 0.05 sec Time for send signal prolongation
2107A Delay for alarm Teleprot. Dist. 0.00 .. 30.00 sec 10.00 sec Time Delay for Alarm
2108 Release Delay Teleprot. Dist. 0.000 .. 30.000 sec 0.000 sec Time Delay for release after pickup
2109A TrBlk Wait Time Teleprot. Dist. 0.00 .. 30.00 sec; ∞ 0.04 sec Transient Block.: Duration external
flt.
2110A TrBlk BlockTime Teleprot. Dist. 0.00 .. 30.00 sec 0.05 sec Transient Block.: Blk.T. after ext. flt.
2201 FCT Direct Trip DTT Direct Trip ON
OFF
OFF Direct Transfer Trip (DTT)
2202 Trip Time DELAY DTT Direct Trip 0.00 .. 30.00 sec; ∞ 0.01 sec Trip Time Delay
2401 FCT SOTF-O/C SOTF Overcurr. ON
OFF
ON Inst. High Speed SOTF-O/C is
2404 I>>> SOTF Overcurr. 1A 1.00 .. 25.00 A 2.50 A I>>> Pickup
5A 5.00 .. 125.00 A 12.50 A
2501 FCT Weak Infeed Weak Infeed OFF
ECHO only
ECHO and TRIP
ECHO only Weak Infeed function is
2502A Trip/Echo DELAY Weak Infeed 0.00 .. 30.00 sec 0.04 sec Trip / Echo Delay after carrier
receipt
2503A Trip EXTENSION Weak Infeed 0.00 .. 30.00 sec 0.05 sec Trip Extension / Echo Impulse time
2504A Echo BLOCK Time Weak Infeed 0.00 .. 30.00 sec 0.05 sec Echo Block Time
2505 UNDERVOLTAGE Weak Infeed 2 .. 70 V 25 V Undervoltage (ph-e)
2509 Echo:1channel Weak Infeed NO
YES
NO Echo logic: Dis and EF on common
channel
2510 Uphe< Factor Weak Infeed 0.10 .. 1.00 0.70 Factor for undervoltage Uphe<
2511 Time const. τ Weak Infeed 1 .. 60 sec 5 sec Time constant Tau
2512A Rec. Ext. Weak Infeed 0.00 .. 30.00 sec 0.65 sec Reception extension
2513A T 3I0> Ext. Weak Infeed 0.00 .. 30.00 sec 0.60 sec 3I0> exceeded extension
2514 3I0> Threshold Weak Infeed 1A 0.05 .. 1.00 A 0.50 A 3I0 threshold for neutral current
pickup
5A 0.25 .. 5.00 A 2.50 A
2515 TM Weak Infeed 0.00 .. 30.00 sec 0.40 sec WI delay single pole
2516 TT Weak Infeed 0.00 .. 30.00 sec 1.00 sec WI delay multi pole
2517 1pol. Trip Weak Infeed ON
OFF
ON Single pole WI trip allowed
2518 1pol. with 3I0 Weak Infeed ON
OFF
ON Single pole WI trip with 3I0
2519 3pol. Trip Weak Infeed ON
OFF
ON Three pole WI trip allowed
Addr. Parameter Function C Setting Options Default Setting Comments