ABB RELION REB500 Technical Manual page 82

Section 5
Bay protection functions
t = Delay (1)
= 0 sec :
t = Com Rec :
t = Delay (2) :
t = Delay (3) :
t = Delay (Def) :
IEC19000429 V1 EN-US
POTT transmit logic (POTT_SEND)
P_PO TT
MEAS_OR2
BIT_TBE
DELAY2
P_ECHO
MEAS_BWD
M_OWN
EXTBLK_HF
HFREC
IEC19000430 V1 EN-US
Figure 27: POTT_SEND segment
Table 59: Signals POTT_SEND
Signal
P_POTT
MEAS_OR2
BIT_TBE
DELAY2
P_ECHO
MEAS_BWD
M_OWN
Table continues on next page
76
Trip = Meas Main
Send = Meas Oreach * notTransbl
Trip = (Com Rec + Unblock) * Meas Oreach * notTransbl
Trip Weak = Com Rec * Weak * notMeas Bward * notMeas Oreach
Send = Meas Oreach * notTransbl
Send Echo = Com Rec * notMeas Bward
Trip = Meas Main
Send = "0"
Trip = Meas Main
Send = "0"
Trip = Start L1+L2+L3 (dir/nondir)
Send = "0"
AND
OR
100
AND
150
AND
AND
In Out
X
X
X
X
X
X
X
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POTT_ON
AND
OR
POTT_SEND
AND
18000026-IEC19000430-1-en.vsdx
Source
Setting: Com Mode
POTTP_POTT= 1
Binary output: Meas Oreach
Internal logic signal TRANSBL
Binary output: Delay 2
Setting: Echo
On = 1; Off = 0
Binary output: Meas Bward
Internal logic signal (TRIP2)
Bay protection functions REB500
1MRK 505 406-UEN B
GUID-994B7BE2-D432-4EA1-9F19-9D37D6B8F750 v1
Drain
Technical manual