ABB | SACE Emax 2
Electrical accessories | 2 - Electrical signalling accessories
253 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A
2 - Electrical signalling accessories
AUX 4Q: auxiliary open-closed
contacts
The AUX 4Q contacts signal the open/closed state of the circuit-breaker.
These are "switching" contacts and are available in three types:
• four standard contacts
• four digital signals (low power)
• two standard contacts (Q1-Q2) + two digital signals (Q3-Q4)
NOTE:
The standard AUX 4Q contacts are always included in the circuit-breakers
Q4
Q3
Q2
Q1
44
42
41
34
32
31
24
22
21
14
12
11
AUX 4Q for E1.2
Q4
Q3
Q2
Q1
43
42
41
33
32
31
23
22
21
13
12
11
AUX 4Q for E2.2 - E4.2 - E6.2
The following table provides information on the electrical characteristics:
Characteristics
Standard
Digital signals
Breaking
capacity
DC
24V
-
0.1 A
125V
0.5A @ 0ms / 0.3A @ 10ms
-
250V
0.3A @ 0ms / 0.15A @ 10ms
-
AC
250V
3A cos
φ
0.3
-
5A cos
φ
0.7
-
5A cos
φ
1
-
400V
3A cos
φ
1
-
2A cos
φ
0.7
-
1A cos
φ
0.3
-
Minimum load
100mA @ 24V
1mA @ 5V
AUX 4Q: Connections
Further information is available on page 174, or on the website http://www.abb.com/abblibrary/
DownloadCenter/, where the wiring diagram is available
Information on the assembly is available on the website http://www.abb.com/abblibrary/DownloadCenter/,
in particular for E1.2 in the kit sheet
and for E2.2-E4.2-E6.2 in the kit sheet
Summary of Contents for SACE Emax E1.2
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