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

ABB | SACE Emax 2
168 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A 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 32 - 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 33 - Assembly of flange and front cover