Disassembly Operations For Circuit Breakers E2.2-E4.2-E6.2 - ABB SACE Emax 2 Series Instructions For Use Manual

Disassembly operations for
circuit breakers E2.2-E4.2-E6.2
30 | © 2018 ABB | 1SDH001316R0002 - ECN000086018 - Rev. C
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).
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).
Figure 10 - Assembly of flange and front cover
8mm
Max O 3.3mm
0.31"
Max O . 3 0 1 "
2
0.5 2.5mm
20 AWG 14 AWG
8mm
Max O 3.3mm
0.31"
Max O . 3 0 1 "
2
0.5 1.5mm
20 AWG 16 AWG
Figure 11 - Wiring with cable stripping and relevant cross-sections
1
2
C
2
A
D
C
2
1
A
D
2
1
Accessories | 1 - Preliminary considerations
ABB | SACE Emax 2
1
90°
B
2
1
90°
B