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UPS Startup
UPS Startup
Confirm that an electrician has completed and tested all connections to the proper power source
To start the UPS unit for the first time after installation:
1.
If external battery cabinets (EBMs) are installed, check the cable connections between the UPS and
external battery cabinets (see Chapter 5, "Connecting the EBM(s) to the UPS" on page 41).
2.
Ensure that all power modules and battery strings are properly installed into the UPS cabinet.
3.
If you are using power management software, connect your computer to either the DB9 or USB
communication ports on the top rear panel using the supplied communication cables.
Figure 43. Communication Ports
4.
When starting the UPS, apply input power to the UPS by closing the service circuit breaker:
If external battery cabinets are installed, close the DC emergency disconnect switch button on the back
l
of each external battery cabinet. Insert the switch key supplied with the cabinet into the button and turn
clockwise 1/2-turn. Pull the button out to close the switch. Turn the key back counter-clockwise, and
remove the key.
5. The UPS control panel display automatically turns on whenever input power is present and at least one
power module is installed (see Chapter 7 , "Control Panel Operation" on page 55).
6.
Set up the initial operating parameters through the control panel display (see "Initial Startup Parameters"
on page 49).
7 .
If applicable, test proper operation of optional external control signals and computer communication
before connecting the load. (See "DB-9 Communication Port" on page 71 for details.)
8.
If there are receptacles on the UPS rear panel, plug the equipment to be protected into the UPS output
receptacles.
NOTE
9. Turn on the equipment that is connected to the UPS.
10. If there is an external bypass switch, turn it to UPS. Otherwise, close the load distribution circuit
breaker(s).
48
Eaton 9PXM UPS (4-20 kVA) User's Guide P-164000669—Rev 05
DB9 Port
(CN17)
USB Port
(CN12)
DO NOT protect laser printers with the UPS because of the exceptionally high
power requirements of the heating elements.
CAUTION
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