Eaton Powerware Series User Manual

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INSTALLATIONEATON Power Distribution Rack (208V) User’s Guide 164201720 Rev 1 www.powerware.com 25C A U T I O NBe absolutely sure there is no power.10. Dual 800A Main Input Lug, Dual 400A Main Input Breaker, and Dual 600A Main InputBreaker configurations. The cabinet has a ground jumper installed from thechassis ground to the isolated ground busbar, with a ground CT installed on theground jumper. Adjust the installation for the required ground system (seeFigure 14, and Table 2 and Table 3 on page 19):Non−isolated ground system. Leave the ground jumper and its ground CT installed.Connect the ground cable to the second chassis ground lug.Isolated ground system. For the first side, remove the installed ground jumper andcut the tie−wraps to remove the ground CT from the jumper but DO NOT detachthe blue and white wiring connecting the CT to the cabinet. Install the ground CTon the isolated ground cable, then connect the isolated ground cable to theisolated ground busbar. Secure the CT to the cable with tie−wraps (not supplied).Repeat for the second side. Then connect the earth ground cable to the chassisground.N NGround Jumperand Ground CT(leave installed)ChassisGround IsolatedGroundGround Jumperand Ground CT(remove)ChassisGround IsolatedGroundNon−Isolated Ground System Isolated Ground SystemGround CableInstall ground ("G") CT(from ground jumper) onisolated ground cable.Earth Ground CableNOTE DO NOT detachblue/white wiring.Figure 14. Installing the Ground System ( Dual 800A Main Input Lug, Dual 400A Main Input Breaker, and Dual 600A Main Input Breaker )NOTE Figure 14 shows top entry wiring, optional neutral CTs for measured neutral current, and frontaccess installation.