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REL300 PROGRAMMABLE OUTPUT CONTACTS
Description
1.
Z1P trip output
2.
Z1G trip output
3.
Z2P trip output
4.
Z2G trip output
5.
Z3P trip output
6.
Z3G trip output
7.
PLTP trip output
8.
PLTG trip output
9.
High set phase trip output
10.
High set ground trip output
11.
GB trip output
12.
Close-into-fault trip output
13.
TBM signal output (BLK/POTT)
14.
Pilot in service
15.
OSB pickup
16.
Carrier send output
17.
FDOG/IOM/FDGT output
18.
Inner blinder 21BI pickup
19.
IOS without timer
20.
Phase selector AG
21.
Phase selector BG
22.
Phase selector CG
23.
Phase selector AB of ABG
24.
Phase selector BC or BCG
25.
Phase selector CA or CAG
26.
Phase selector ABC with TRSL
27.
LOP with delay pickup/without delay dropout
28.
RCVR-1 or RCVR-2
29.
POTT scheme —
BLK scheme
30.
LLT or WFT
Refer to Figure 3-33, page 3-50, for the signals and logic.
TABLE 3-4
ECHO (either weakfeed or
open breaker key)
—
STOP
I.L. 40-385.7
Value
Z1P
Z1G
Z2P
Z2G
Z3P
Z3G
PLTP
PLTG
ITP
ITG
GB
CIFT
TBM
PLTX
OSB
SEND
FDOG
21BI
IOS
AG
BG
CG
AB
BC
CA
ABC
LOP
CR
}
}
ECHO/STOP
}
LLT/WFT
3-53
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