ABB SACE Emax E4.2 - Disassembly Operations for Circuit Breakers E2.2-E4.2-E6.2

ABB | SACE Emax 2
30 | © 2018 ABB | 1SDH001316R0002 - ECN000086018 - Rev. C Accessories | 1 - Preliminary considerations
Disassembly operations for
circuit breakers E2.2-E4.2-E6.2
To dismantle the accessories, the following parts must be removed from the circuit-breaker:
• Transparent flange (A) of the trip unit, by turning the screws (B).
• Front cover of the circuit-breaker (C), by removing the mounting screws (D).
A
D
B
C
2
1
90°
1
2
Figure 9 - Removing the flange and front cover
After reassembling the accessories, the parts previously dismantled must be reassembled as indicated:
• Front cover of the circuit-breaker (C), by screwing in the mounting screws (D) with tightening torque 1.1
Nm - 9.74 lb in.
• Transparent flange (A) of the trip unit, by turning the screws (B).
A
D
B
C
1
90°
2
1
2
Figure 10 - Assembly of flange and front cover
8mm
0.5 2.5mm
2
2
1
0.5 1.5mm
2
20 AWG16AWG
20 AWG14AWG
Max O 3.3m
m
Max
O.301 "
Max O 3.3m
m
Max
O.301 "
0.31"
8mm
0.31"
Figure 11 - Wiring with cable stripping and relevant cross-sections