Datasheet

User Manual 990-9189A
DC MX06 60A Shelf Page 24 of 30 18
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FEB 02
4.3 System Earth
4.3.1 Output Earth
The DC MX06 60A Shelf has its output earthed as default. The output is earthed by a bus-bar, which
connects the relevant output bus-bar to the main earth stud. The earth link can be removed to leave the
output floating but the user must then earth the output at some other point in the system.
The default configurations are as follows:
4.3.2 Alarms Card Earth
The alarms card is fixed into position by an M4 screw, which goes through the rear cover and into a
fixing on the alarms board. This screw also has the function of earthing the alarms card. This screw
must be fitted to ensure optimum EMC performance.
Positive earth configuration
Default config for MX06 60A (54V) systems
Negative earth configuration
Default config for MX06 120A (27V) systems
Earth Screw