Entering The System Enclosure - S&C PureWave Operation And Maintenance

Entering the System
Enclosure
Do not enter the system enclosure unless trained, certified, and authorized to do so .
Potentially lethal voltages are present inside the system enclosure . High-voltage DC is
present even without the utility power connected .
The enclosure is meant to provide access for field troubleshooting purposes only when
the unit is properly grounded . Never, under any circumstances, open the enclosure doors
on the PureWave CES while it is online or has not been fully discharged and grounded .
The PureWave CES enclosure houses the control, inverter, and cable termination
areas. These areas can be accessed by unlocking all padlocks and opening the doors of
the enclosure using a penta-socket wrench. Location of the door locks and components
are illustrated in the following Figures 7, 8, and 9.
Control
panel
Figure 7. View of inside the enclosure at the front.
DC cable
termination
area
Figure 8. View of inside the enclosure at the back.
WARNING
S&C Instruction Sheet 658-500
Operation
Breaker
panel
Inverter
(inside)
Lock
(front)
Lock
(back)
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