ABB | SACE Emax 2
254 | © 2013
ABB |
1SDH001000R0002 - L7804
Putting into service and maintenance | 4 - First level maintenance
Disassembly operations
To disassemble the parts of the circuit-breaker:
1. Remove the transparent flange (A) of the release, by turning the screws (B).
2. Remove the escutcheon plate of the circuit-breaker (C), by removing the mounting
screws (D).
A
D
B
C
2
1
90°
1
2
Figure 91 - Removing the flange and escutcheon plate
3. Remove the gearmotor (E) by removing the screw (F).
E
E
F
Figure 92 - Removing the gearmotor
4. If there is a minimum voltage coil (G), remove it, and discharge the springs of the
operating mechanism for closing and opening the circuit breaker.
G
Figure 93 - Removing the undervoltage coil