4.48
SEL-387-0, -5, -6 Relay
Instruction Manual
Date Code 20050919
Control Logic
Relay Word Bits
BCW1
BCWA1 + BCWB1 + BCWC1
39
BCW2
BCWA2 + BCWB2 + BCWC2
39
BCW3
BCWA3 + BCWB3 + BCWC3
40
BCW4
BCWA4 + BCWB4 + BCWC4
40
BCWA1
A-phase Breaker 1 contact wear threshold exceeded
39
BCWA2
A-phase Breaker 2 contact wear threshold exceeded
39
BCWA3
A-phase Breaker 3 contact wear threshold exceeded
40
BCWA4
A-phase Breaker 4 contact wear threshold exceeded
40
BCWB1
B-phase Breaker 1 contact wear threshold exceeded
39
BCWB2
B-phase Breaker 2 contact wear threshold exceeded
39
BCWB3
B-phase Breaker 3 contact wear threshold exceeded
40
BCWB4
B-phase Breaker 4 contact wear threshold exceeded
40
BCWC1
C-phase Breaker 1 contact wear threshold exceeded
39
BCWC2
C-phase Breaker 2 contact wear threshold exceeded
39
BCWC3
C-phase Breaker 3 contact wear threshold exceeded
40
BCWC4
C-phase Breaker 4 contact wear threshold exceeded
40
CC1
Breaker 1
CLOSE
command execution
5
CC2
Breaker 2
CLOSE
command execution
9
CC3
Breaker 3
CLOSE
command execution
13
CC4
Breaker 4
CLOSE
command execution
17
CF1T
Breaker 1 close failure timer timed out
42
CF2T
Breaker 2 close failure timer timed out
42
CF3T
Breaker 3 close failure timer timed out
42
CF4T
Breaker 4 close failure timer timed out
42
CHSG
Timing to change setting groups
26
CLS1
Breaker 1 CLOSE output asserted
42
CLS2
Breaker 2 CLOSE output asserted
42
CLS3
Breaker 3 CLOSE output asserted
42
CLS4
Breaker 4 CLOSE output asserted
42
COMFLA
Asserts when communication fails
or when out-of-range temperature data received
from RTDA (SEL-387-5 and SEL-387-6 Relays only)
59
COMFLB
Asserts when communication fails
or when out-of-range temperature data received
from RTDB (SEL-387-5 and SEL-387-6 Relays only)
59
COMFLG
Asserted when communications fail or when
out-of-range temperature data are received on the serial port
used to obtain temperature data (SEL-387-6 Relay only)
26
CSE
Cooling system efficiency alarm asserted
(SEL-387-6 Relay only)
41
CTS
Current transformer saturation
14
DC1
DC battery voltage level 1 exceeded
22
DC2
DC battery voltage level 2 exceeded
22
Table 4.11
Relay Word Bits Sorted Alphabetically
(Sheet 7 of 13)
Bit
Definition
Row
Содержание SEL-387-0
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