Signals - ABB RELION REX640 Technical Manual

Section 5
Protection related functions
5.10.6
1152
by the LCG output. The value of the LCG output is reset 200 ms after the CRG
signal reappears. The Loss of carrier time setting is set to "35" ms.

Signals

Table 1076: DSOCPSCH Input signals
Name Type
BLOCK BOOLEAN
BLK_CS_OPR BOOLEAN
CSBLK BOOLEAN
CACC BOOLEAN
CSOR BOOLEAN
CSUR BOOLEAN
CR_PRM BOOLEAN
CR_BLOCKING BOOLEAN
CR_INTER_TR BOOLEAN
CRG BOOLEAN
Table 1077: DSOCPSCH Output signals
Name Type
OPERATE BOOLEAN
CS_PRM BOOLEAN
CS_BLOCKING BOOLEAN
CS_INTER_TR BOOLEAN
CRL BOOLEAN
LCG BOOLEAN
Default Description
0=False Block signal for activating the blocking mode
0=False Signal for blocking CS and Operate in all schemes
0=False Reverse directed distance protection zone signal
for requesting activation of TxBlk
0=False Permissive distance protection zone signal
0=False Overreaching distance protection zone signal
0=False Underreaching distance protection zone signal
0=False Received teleprotection permissive from the other
side
0=False Received teleprotection blocking from the other
side
0=False Received direct trip from the other side
0=False Carrier guard signal received
Description
Operate
Permissive transmitted to the other side
Blocking transmitted to the other side
Direct trip transmitted to the other side
Carrier received after unblock logic
Loss of guard
1MRS759142 C
REX640
Technical Manual