PHASE CHECK
Eaton FERRUPS FE/QFE UPS (500 VA–18 kVA) Installation Guide
S
164201403 Rev B
www.eaton.com/powerquality
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5.
If your UPS has a DC switch, turn on the switch according to the
UPS model:
500 VA–3.1 kVA:
Most units do not have a DC switch on the UPS
or external battery cabinet(s). If the external battery cabinet has a
DC switch, turn the switch to the ON position.
4.3–7 kVA:
If you have an external battery cabinet(s) with a DC
switch, turn the switch to the ON position.
If you do not have an external battery cabinet(s): unlock the UPS
front cover using the FERRUPS key and remove the front cover.
Locate the DC switch behind the UPS front cover. If there is a
precharge button next to the switch, press it for a few seconds.
Turn the DC switch to the ON position and reinstall the UPS front
cover.
10–18 kVA:
If you have an external battery cabinet(s) with a DC
switch, turn the switch to the ON position.
6.
500 VA–3.1 kVA:
Turn the UPS ON/OFF switch to the ON position.
4.3–18 kVA:
Use the FERRUPS key to turn the UPS ON/OFF
switch to the ON position.
7.
The load should still be disconnected at this time.
After a short startup test, the READY indicator blinks for a few
seconds and then remains illuminated. The UPS is ready to supply
output power.
8.
Turn the bypass switch to the UPS position.
