Circuit-Breaker Dismantling Operations - ABB SACE Emax 2 Installation, Operation And Maintenance Instructions

Circuit-breaker dismantling
operations
54 | © 2014 ABB | 1SDH000999R0002 - L8569
To dismantle the accessories, the following parts must be removed from the circuit-breaker:
• Escutcheon plate (A) and protection (F) by removing the screws (B and C).
• For circuit-breakers in four-pole versions, the lateral protection (D) by removing the screws (C and E).
E
Figure 69 - Removing the escutcheon plate and protections
After reassembling the accessories, the parts previously disassembled must be reassembled as indicated:
• Escutcheon plate (A) and protection (F) by screwing the fixing screws (B and C). Lock with tightening
torque 0.8 Nm - 7 lb in (B) and 1.5 Nm - 13 lb in (C).
• For circuit-breakers in four-pole versions, the lateral protection (D) by removing the screws (C and E).
Tighten with tightening torque 1.5 Nm - 13 lb in.
E
Figure 70 - Assembly of escutcheon plate and protections
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 71 cables mounting with stripping and sections
A
D
C
A
D
ABB | SACE Emax 2
F
B
F
B
C
2
1
Accessories | 1 - Preliminary considerations