GE 845 Instruction Manual page 53

Transformer protection relay
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CHAPTER 2: INSTALLATION
845 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
SE - Comms - Basic Ethernet
Terminal
Description
7
RESERVED
8
RESERVED
9
RESERVED
10
RESERVED
RJ45
ETHERNET
Table 2-3: HV IO
A - HV I/O - 2 FA (Vmon), 3FC, 7 Contact Inputs
Terminal
Description
1
FA_1 COM
2
FA_1 NO
3
FA_1 OPT/V
4
FA_2 COM
5
FA_2 NO
6
FA_2 OPT/V
7
FC_1 NC
8
FC_1 COM
9
FC_1 NO
10
FC_2 NC
11
FC_2 COM
12
FC_2 NO
13
CONTACT IN_1
14
CONTACT IN_2
15
CONTACT IN_3
16
CONTACT IN_4
17
CONTACT IN_5
18
CONTACT IN_6
19
CONTACT IN_7
20
CONTACT IN COM
21
DC +24
22
FC_3 NC
23
FC_3 COM
24
FC_3 NO
Table 2-4: AC Analog
AC Inputs - 4 X 1/5A CT, 4 VT
Terminal
1
2
3
4
5
6
7
8
9
ELECTRICAL INSTALLATION
1E/1P/2E - Comms - Advanced Ethernet
Terminal
Description
7
RESERVED
8
RESERVED
9
RESERVED
10
RESERVED
RJ45
NOT USED
TRIP
TRIP
TRIP
CLOSE/AUX2
CLOSE/AUX2
CLOSE/AUX2
START INH
START INH
START INH
AUX 4
AUX 4
AUX 4
Critical Fail Relay
Critical Fail Relay
Critical Fail Relay
Description
CT1_IN
CT1_RETURN
CT2_IN
CT2_RETURN
CT3_IN
CT3_RETURN
CT4_IN
CT4_RETURN
VT1_IN
2–15

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