ABB SACE Emax E4.2 - Operating Modes for E2.2-E4.2-E6.2; Manual Operations for Opening and Closing the Circuit; Breaker

ABB | SACE Emax 2
268 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A Mechanical accessories | 4 - Operating modes for E2.2-E4.2-E6.2
4 - Operating modes for E2.2-E4.2-E6.2
Manual operations for opening
and closing the circuit-breaker
The following is the sequence of steps for closing and opening the circuit-breaker:
1. Check that the circuit-breaker is open (open / closed indicator "O - OPEN"), and check that the springs
are discharged (spring signalling device "white - DISCHARGED SPRING") as indicated in Figure 39.
2. Charging the springs - Pull the lever [A] downwards several times until the springs charged signalling
device [B] is “yellow - CHARGED SPRING” as indicated in Figure 40.
Figure 39
A
B
Figure 40
3. Check that the circuit-breaker is open (open/closed signalling device “O - OPEN”), and check that the
springs are charged (springs signalling device “yellow - CHARGED SPRING”) as indicated in Figure 41.
4. Closing - Press the closing pushbutton “I - Push ON” as indicated in Figure 42.
Figure 41
Figure 42
5. Check that the circuit-breaker is closed (open/closed indicator "I - CLOSED"), and check that the
springs are discharged (spring signalling device "white - DISCHARGED SPRING" as indicated in
Figure 43.
6. Opening - Press the opening pushbutton “O - Push OFF” as indicated in Figure 44.
Figure 43
Figure 44
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