Electronic Accessories; Rating Plug - ABB SACE Tmax XT5 Operation And Maintenance Manual

Electronic accessories

1 - Rating Plug

Replacement The module can be replaced by the user; any Rating Plug with maximum rated current equal to the nominal
127 | © 2019 ABB | 1SDH002039A1002 - ECN000093027 - Rev. A
The Rating Plug, supplied with Ekip Touch, establishes the rated current In required by the measuring range
and sets the current protections (with reference to In).
It is installed on a dedicated front connector which can be accessed by the user.
The trip unit continuously checks for the presence of the Rating Plug and signals its absence or any assembly
or installation errors.
If a new model is installed, Ekip Touch displays the request for installation when first powered.
Field Nom.Curr in the About-Circuit breaker menu displays the In quantity read by the unit.
size of the CB (Iu) can be installed.
WARNING!
• models up to 250A at 400A can be installed if the original Rating Plug is 400A or less
• models up to 250A at 630A can be installed if the original Rating Plug is 500A or 630A
Further details about assembly and the Rating Plug installation procedure are available in ABB Library,
particularly in document 1SDH002011A1505.
IMPORTANT: to avoid alarms or undesired trips, the Rating Plug must be replaced
when Ekip Touch is off, the CB open and in the absence of primary currents and
voltages
ABB | SACE Tmax XT
Electronic accessories | 1 - Rating Plug