ABB Relion REG670, Technical Manual

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Name Type Description
SLIPFREQ REAL Slip frequency in Hz
ROTORANG REAL Rotor angle as estimated by the out-of-step
function
UCOSPHI REAL Estimated Ucos(Phi) voltage during pole slip, in V
7.6.5 Settings
Table 108: OOSPPAM Group settings (basic)
Name Values (Range) Unit Step Default Description
Operation Off
On
- - Off Operation Off / On
OperationZ1 Off
On
- - On Operation Zone1 Off / On
ReachZ1 1.00 - 100.00 % ZFw 0.01 50.00 Percentage part of total forward
impedance; defines Z1 reach
OperationZ2 Off
On
- - On Operation Zone2 Off / On
tBreaker 0.000 - 1.000 s 0.001 0.040 Breaker opening time; use default 0s
value if it is unknown
Table 109: OOSPPAM Group settings (advanced)
Name Values (Range) Unit Step Default Description
NoOfSlipsZ1 1 - 20 - 1 1 Number of pole-slips in zone 1 required to
get zone 1 trip
NoOfSlipsZ2 1 - 60 - 1 3 Number of pole-slips in zone 2 required to
get zone 2 trip
tReset 1.000 - 60.000 s 0.001 6.000 Time without any slip required to
completely reset function
Table 110: OOSPPAM Non group settings (basic)
Name Values (Range) Unit Step Default Description
GlobalBaseSel 1 - 12 - 1 1 Selection of one of the Global Base Value
groups
ForwardR 0.00 - 1000.00 %ZB 0.01 1.00 Real part of total forward impedance for
Z2, in % of UBase/(sqrt(3)*IBase)
ForwardX 0.00 - 1000.00 %ZB 0.01 10.00 Imag. part of total forward impedance for
Z2, in % of UBase/(sqrt(3)*IBase)
ReverseR 0.00 - 1000.00 %ZB 0.01 1.00 Real part of source impedance behind
relay, in % of UBase/(sqrt(3)*IBase)
ReverseX 0.00 - 1000.00 %ZB 0.01 10.00 Imag. part of source impedance behind
relay, in % of UBase/(sqrt(3)*IBase)
InvertCTCurr No
Yes
- - No Invert current direction
1MRK502052-UEN B
Section 7
Impedance protection
261
Technical manual