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Delta RT Series - Page 31

Delta RT Series
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31
If you connect the Delta external battery pack(s) to the UPS:
Verify if the UPS’s input cord meets with N, L & G of the wall socket and the utility AC power
works normally.
Check the ‘+’and ‘-’ poles of the Delta external battery pack(s) and ensure that wiring is
correct.
Connect the Delta external battery pack(s) to the UPS.
Plug the UPS’s input cord into the wall socket.
Press and hold the
ON/ OFF
button ( ) for 3 seconds and release it after you hear one
beep. After the UPS performs self-diagnosis, the UPS will run in
ON-LINE
mode.

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