MaxPower Corp Gamatronic Power+ M50-RM - Manual (Page 52)

Gamatronic Electronic Industries Ltd.
POWER+ RM 50 K VA, N.Am. Std. – User Guide, Release 1.9 36
5.3 Ground connections
There are two ground connections that must be made:
 Input ground: between a ground stud on UPS cabinet and the building ground.
 Output ground: between a ground stud on UPS cabinet and the electrical board ground
line.
When an optional external battery cabinet is used, an additional ground connection is required: :
 Battery cabinet ground: between a ground stud on the battery cabinet and the ground bus
bar at the bottom rear of the UPS
These ground connections are detailed below.
The ground connections for the doors of the UPS and battery cabinet are already made for you.
Figure 28: Ground connection on the UPS cabinet