ABB REB 551-C3*2.5, Installation And Commissioning Manual

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Synchrocheck and energizing check (SYN) Chapter 13
Verifying settings by secondary
injection
Table 17: Voltage to input
Table 18: Binary inputs SYN1, SYN2 and SYN3
Table 19: Binary outputs SYN1, SYN2, SYN3
12.5 Completing the test
Continue to test another function or complete the test by setting the test mode to off.
Signal SYN1 SYN2 SYN3
BUS1 U5 H H H H H H - - H L H H H H H H
BUS2 U4 - - - - H L - - H H - - - - H L
LINE1 UL1 H L - - - - H L - - H L - - - -
LINE2 UL2 - - H L - - H H - - - - H L - -
Signal SYN1 SYN2 SYN3
FD1CLD 1 1 0 0 0 0 1 1 0 0 0 0 1 1 1 1
FD1OPEN 0 0 1 1 1 1 0 0 1 1 1 1 0 0 0 0
FD2CLD 0 0 1 1 1 1 1 1 0 0 1 1 0 0 0 0
FD2OPEN 1 1 0 0 0 0 0 0 1 1 0 0 1 1 1 1
CB1CLD - - - - - - 1 1 1 1 1 1 1 1 1 1
CB1OPEN - - - - - - 0 0 0 0 0 0 0 0 0 0
CB2CLD 0 0 1 1 0 0 - - - - 0 0 1 1 0 0
CB2OPEN 1 1 0 0 1 1 - - - - 1 1 0 0 1 1
CB3CLD 1 1 1 1 1 1 1 1 1 1 - - - - - -
CB3OPEN 0 0 0 0 0 0 0 0 0 0 - - - - - -
Signal SYN1 SYN2 SYN3
VSUF1 1 1 0 0 0 0 1 1 0 0 0 0 1 1 0 0
VSUF2 0 0 1 1 0 0 1 1 0 0 1 1 0 0 0 0
VSUB1 - - - - - - 0 0 1 1 0 0 0 0 1 1
VSUB2 0 0 0 0 1 1 0 0 1 1 - - - - - -
AUTOOK 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0