S51: Trip Unit Tripping Signalling Contact - ABB SACE Emax E1.2 Operating Instructions For The Design Engineer

S51: trip unit tripping signalling
258 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A
The S51 contact signals the opening of the circuit-breaker due to tripping of the Ekip protection trip unit.
contact
It is available in two different types:
• standard contact
• contact for digital signals
NOTE: The standard S51 contact is always included in automatic circuit-breakers, and is
associated with the TU Reset mechanical signalling.
S51 for E1.2
S51 for E2.2 - E4.2 - E6.2
The following table provides information on the electrical characteristics:
Characteristics
Breaking
capacity
Minimum load
S51: Connections
Further information is available on page 174, or on the website http://www.abb.com/abblibrary/
DownloadCenter/, where the wiring diagram is available 1SDm000091r0001.
Information on the assembly is available on the website http://www.abb.com/abblibrary/DownloadCenter/,
in particular for E1.2 in the kit sheet
1SDH001000r0605.
95
96
98
S51
95
96
98
S5 1
Standard
24V -
0.3A @ 0ms
125V
DC 0.15A @ 10ms
0.3A @ 0ms
250V
0.15A @ 10ms
1.5A cos φ 0.3
3A cos φ 0.7
AC 125V - 250V
5A cos φ 1
100mA @ 24V
1SDH000999r0605
Digital signals
0.1 A
-
-
-
-
-
-
-
1mA @ 5V
and for E2.2-E4.2-E6.2 in the kit sheet
Electrical accessories | 2 - Electrical signalling accessories
ABB | SACE Emax 2