Mechanical Status Indicators - ABB SACE Emax 2 Installation, Operation And Maintenance Instructions For The Installer And The User
Low voltage air circuit-breakers
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Mechanical status indicators The following are the possible states in which you can find the circuit-breaker:
17 | © 2017 ABB | 1SDH000999R0002 - ECN000058721 - Rev. B
1.
Circuit-breaker open with springs discharged (see Figure 25).
2.
Circuit-breaker open with springs charged (see Figure 26).
3.
Circuit-breaker closed with springs discharged (see Figure 27).
4.
Circuit-breaker closed with springs charged (see Figure 28). This state occurs when after closing (see
step 4 - Figure 28) the springs are recharged manually or automatically by the gearmotor (if provided).
Figure 25
Figure 26
Figure 28
ABB | SACE Emax 2
Figure 27
Emax E1.2 circuit-breakers | 4 - Description
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