Circuit-Breaker Terminal Box - ABB SACE Emax 2 Installation, Operation And Maintenance Instructions

Circuit-breaker terminal box The circuit-breaker is equipped with a terminal box for the wiring of the accessories that varies according to
56 | © 2014 ABB | 1SDH000999R0002 - L8569
Continued from the previous page
The wiring diagram of the circuit breaker is illustrated without any indication of the auxiliary power supply of
the Ekip release. If the circuit-breaker is accessorized with the Ekip Supply module, for information see the
page 61.
If the circuit-breaker is not accessorized with the Ekip Supply module, for the connection of the auxiliary
power supply of the Ekip release see the direct power supply diagram shown below:
Diagram 31 - Direct auxiliary power supply
the type of circuit-breaker:
• Terminal box for circuit-breaker in fixed version.
• Terminal box for circuit-breaker in withdrawable version.
The differences between the two terminal boxes are shown in Figure 72 :
95 35 V3 Vn Ge+ Szi
R1
96 V2
36 U1 R2
Rct Szo
Ge-
98 38 V1 Gzo Szc Gzi
U2
S33
S51 M YR Trip Unit I/O
Vn Ge+ Szi
95 V3
35 R1
R2
36 U1 V2 Rct Ge- Szo
96
V1 Gzo Szc Gzi
98 38
U2
S51 S33 M YR Trip Unit I/O
Figure 72
On page 57, the representation of the terminal box for a circuit-breaker in fixed version is shown.
NOTE: for the details of the wiring diagram of each individual accessory, please refer to the
specific pages that describe the accessory in question.
* P)
-
+
A4
Uaux.
24VDC
X
K1
XV K1
A3
K51
XV
W3
X W3
*
A4
(A) (B)
W2 (LOCAL BUS)
K2 W4
Ne-
Ne+ K1 W3
Rca
EKIP Supply Module
EKIP Supply
Module Module
ABB | SACE Emax 2
31
K2
K2
EKIP
W4
W4
Q)
45 D1 C1 C11
C3 C13
46
48 D2
C2 C12
YU
RTC
Module YC YO
YO2
Ne-
D1 C1 C11 11 21 31 41
45
W3 K1 Ne+ C3 C13 12
46
W4
K2 Rca 48 D2 C2 C12 14
TU YU
RTC YC YO
I/O YO2
Continued on the next page
Accessories | 2 - Wiring diagrams
11 21 31 41
12 42
22 32
14 24 34 44
Q1 Q2 Q3 Q4
22 42
32
24 34 44
Q1 Q2 Q3 Q4