Page 156 - Sace Emax 2 Manual for design engineers

ABB | SACE Emax 2
Description of the circuit- The following are the main components of the circuit-breaker:
breaker front panel
2

3
1 4
5
6
7

8
9

Figure 70

Pos. Description
1 Lever for manually charging the closing springs
2 Ekip protection trip unit
3 Name of the circuit-breaker
4 CB open (O) / closed (I) indicator
5 Opening pushbutton
6 Mechanical signalling of tripped TU
7 Closing pushbutton
8 Springs charged-discharged signalling device
9 Electrical data plate

Description of electrical data 1 2 3 4
plate IEC
12
11 5
10
9
8
7 Uimp 12 kV 13
6

Figure 71

Pos. Description
1 Type of circuit-breaker
2 Utilization category
3 Device type: Circuit-breaker or switch-disconnector
4 Rated current
5 Rated operating frequency
6 Rated voltage of accessories
7 Admissible rated short-time current
8 Rated duty short-circuit breaking capacity
9 Rated ultimate short-circuit breaking capacity
10 Rated service voltage
11 Standards
12 Circuit-breaker serial number
13 Impulse voltage

Continued on the next page

154 | © 2020 ABB | 1SDH001330R1002 - ECN000134959 - Rev. A Mechanical characteristics | 2 - E2.2-E4.2-E6.2 description