Rockwell Automation Chassis Models - Manual (Page 22)

22 Chassis Models October 2005 – Issue 4
Triguard SC300E
Figure 2-8. PSU Alarm connectors
Areas ‘k’ - Power input
Each Area ‘k’ contains the Power Input connector (Figure 2-9) for the related PSU, the same
input connector, a 9-way MATE-N-LOK, can be used for either ac or dc power supplies
depending upon which type of PSU is fitted.
Figure 2-9. Power input connectors
EARTHING
The chassis metalwork is extensively and efficiently earthed to the Power Input earth via the
backplane track and the earthing pads on the front of the backplane. Additional earthed spade
terminals are available adjacent to the Power Input connectors and all the Field connectors in
areas ‘b’ and ‘c’.