ABB Network Partner AB
Synchronism and energizing
check for double circuit breakers
and voltage selection
Version 1.0-00
1MRK 580 167-XEN
Page 5 - 46
5 Appendix
5.1 Terminal diagrams
Fig. 10 Simplified terminal diagram of the function.
5.2 Signal list
SYN1
SYN
BLOCK
UB1FF
UB1OK
VTSU
AUTOOK
MANOK
(X80167-10)
VSUB1
VSUB2
IN: DESCRIPTION:
SYN1-BLOCK Block of synchronism and energizing check
SYN1-UB1FF External voltage fuse failure, bus 1
SYN1-UB1OK External voltage fuse healthy, bus 1
SYN1-VTSU Block from internal fuse failure supervision or from external fuse
failure of the line voltage.
OUT: DESCRIPTION:
SYN1-AUTOOK Automatic synchronism and energizing check OK
SYN1-MANOK Manual synchronism and energizing check OK
SYN1-VSUB1 Voltage selection from bus 1
SYN1-VSUB2 Voltage selection from bus 2
For the second breaker in the bay, inputs
and outputs are named SYN2.
The version for two bays also includes
inputs and outputs for SYN3 and SYN4
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