ABB | SACE Emax 2
174 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A
Accessories | 2 - Wiring diagrams
Continued from the previous page
The following is a key to the symbols used in the wiring diagrams:
Symbol
Description
UI / L2
Current sensor phase L2
UI / L3
Current sensor phase L3
UI / N
Current sensor on neutral
UI / O
Toroid S.G.R.
W2
Serial interface with internal bus (Local Bus)
W9…W13
RJ45 connector for communication modules
W9R...W11R
RJ45 connector for redundant communication modules
X
Delivery connector for auxiliary circuits for withdrawable version of circuit-breaker
XB1...XB7
Connectors for circuit-breaker applications
XF
Delivery terminal board for position contacts of withdrawable version of
circuit-breaker
XK1…XK3
Connectors for auxiliary circuits of the Ekip protection trip unit
XK7
Connector for auxiliary circuits of communication modules
XV
Delivery terminal board for auxiliary circuits of fixed version circuit-breaker
YC
Closing coil
YC2
(1)
Second closing coil
YO
Opening coil
YO1
Opening coil for overcurrent
YO2
Second opening coil
YR
Coil for electrical resetting of trip contact S51
YU
Undervoltage coil
(1)
Only for E2.2-E4.2-E6.2.
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Summary of Contents for SACE Emax E1.2
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