Installing the IAC
3-24
EATON
Powerware
®
9390 IAC-B and IAC-T Installation and Operation Manual
S
164201590 Rev C
powerware.com
43.
Align the holes in the other end of the bracket with the holes in the bottom
right-hand side of the IAC (see Figure 3-14). Secure the bracket with the M4
screws from the field kit.
44.
Secure the large nut on the UPM 2 hinge.
45.
Proceed to paragraph 3.4.2.
3.4.2 Installing IAC Line-up-and-Match Parallel Power Wiring
NOTE
The IAC is shipped with a debris shield covering the ventilation grill on top of
the unit. Do not remove the debris shield until installation is complete. However, remove
the shield before operating the IAC. Once the debris shield is removed, do not place
objects on the ventilation grill.
NOTE
Remove the IAC cabinet top or bottom conduit landing plate to drill or punch
conduit holes, or remove knockouts (see Drawing 164201590-5 on page A-32).
NOTE
Refer to the applicable Powerware 9390 Installation and Operation manual,
listed in paragraph 1.5, for UPS cabinet wiring information, and conduit and terminal
locations.
1.
Verify the UPS system is turned off and all power sources are removed. Refer to
the applicable Powerware 9390 Installation and Operation manual, listed in
paragraph 1.5, for shutdown instructions.
2.
If not already open, unfasten the IAC front door latch and swing the door open.
3.
If not already removed, remove the door. Remove the retaining screws located
inside the door at the top and bottom hinge pivot points, then lift the door off.
Save the retaining screws for reinstallation of the door.
4.
If not already removed, remove the screws securing the internal safety shield
panels and remove the panels to gain access to the terminals.
5.
An MOB 1 to UPM 1 wiring harness is supplied inside the IAC. Route the harness
through the knockout in the side of the cabinets to the UPM 1 output terminals.
Refer to the applicable Powerware 9390 Installation and Operation manual, listed
in paragraph 1.5, for UPS cabinet terminal locations and termination requirements.
6.
Connect phase A, B, and C, and, if required, Neutral power wiring from MOB 1 to
UPM 1.
7.
An MOB 2 to UPM 2 wiring harness is supplied inside the IAC. Route the harness
through the knockout in the side of the cabinets to the UPM 2 output terminals.
Refer to the applicable Powerware 9390 Installation and Operation manual, listed
in paragraph 1.5, for UPS cabinet terminal locations and termination requirements.
8.
Connect phase A, B, and C, and, if required, Neutral power wiring from MOB 2 to
UPM 2.
Summary of Contents for Powerware 9390 IAC-B
Page 145: ......
Page 146: ...164201590C 164201590 C...
