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ACCESSOR I ES
Trip auxiliary contact - SY The XT7 circuit-breakers can be equipped with auxiliary contacts that signal that the circuit-breaker is opening due to the intervention of the trip unit, or to the opening of undervoltage/shunt opening releases, or to the use of the test button. The contacts are available in the following configurations:
400V/250V AC/DC contact
24V DC contact
Type
Switching
Switching 1mA @ 5V
Minimum load
100mA @ 24V
Breaking capacity DC
24V
-
0.1A
125V 250V 250V 400V
0.3A
- - - -
0.15A
AC
12A
3A
Contact signaling the tripping of the protection unit Ekip – S51 This contact signals the opening of the circuit-breaker after the Ekip protection trip unit has tripped. The contact is available for the XT7 and XT7 M. For the XT7 M circuit-breaker, the closing operation can be carried out only after the “TU Reset” push-button has been restored to its normal operating position. The switching contact can also be associated with an optional accessory for remote resetting - YR.
250V AC/DC contact
24V DC contact
Type
Switching
Switching 1mA @ 5V
Minimum load
100mA @ 24V
— Contact signaling the tripping of the Ekip trip unit protection - S51
Breaking capacity DC
24V
-
0.1A
250V 250V
0.5A @ 0ms / 0.2A @ 10ms
- -
AC
3A @ cosΦ 0.7
Contact signaling tripping of the YO2/YU – S52 This contact signals that the undervoltage (YU) or the shunt opening release (YO2) have been acti - vated. The contact is the same and depends on the service release mounted in the dedicated position. It is available for the XT7 only , with YU/YO2 installed in the dedicated slot. Auxiliary contact S52 doesn't read the tripping of the YO.
250V AC/DC contact
24V DC contact
Type
Switching
Switching 1mA @ 5V
Minimum load
100mA @ 24V
Breaking capacity DC
24V
-
0.1A
250V 250V
0.5A @ 0ms / 0.2A @ 10ms
- -
3A @ cos ϕ 0.7
AC
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