
POWERING TECHNOLOGY
OPERATING MANUAL
PDUAC3U SERIES
AC POWER DISTRIBUTION UNITS
Manual No. PDUAC3U-3
pduac3u-man-rev3-0317.indd
www.unipowerco.com
© 2017 UNIPOWER LLC
All Rights Reserved
UNIPOWER LLC • 3900 Coral Ridge Drive, Coral Springs, Florida 33065, USA • sales@unipowerco.com
North America: +1 954-346-2442 • Latin America: +1 954-905-1078 • Europe: +44 1903 768200

POWERING TECHNOLOGY
PDUAC3U SERIES
OPERATING MANUAL
Contents
1.0 INTRODUCTION ..................................................................................................................4
2.0 FEATURES & OPTIONS .......................................................................................................5
3.0 PRODUCT LINE ....................................................................................................................5
4.0 SAFETY & INDUSTRY STANDARDS ................................................................................6
5.0 WARRANTY (summary) .......................................................................................................6
6.0 DESCRIPTION OF OPERATION .........................................................................................7
7.0 SPECIFICATIONS .................................................................................................................8
8.0 FRONT PANEL DESCRIPTION ...........................................................................................8
9.0 BACK PANEL DESCRIPTION .............................................................................................9
10.0 UNP ACKING AND INSPECTION ......................................................................................10
11.0 INSTALLATION ..................................................................................................................10
13.0 SETUP AND TESTING .......................................................................................................12
APPENDIX 1 - Extract from UL Test Report ...............................................................................13
Manual No. pduac3u-3
Page 2
pduac3u-man-rev3-0317.indd

POWERING TECHNOLOGY
PDUAC3U SERIES
OPERATING MANUAL
FIGURES
Figure 1. PDUAC3U AC Power Distribution Unit .......................................................................4
Figure 2a. Block Diagram - Single Phase .......................................................................................7
Figure 2b. Block Diagram - Three Phase ........................................................................................7
Figure 3. Front Panel View ............................................................................................................8
Figure 4. Back Panel View ............................................................................................................9
Figure 5. Output Barrier Strip Detail .............................................................................................9
Manual No. pduac3u-3
Page 3
pduac3u-man-rev3-0317.indd

POWERING TECHNOLOGY
PDUAC3U SERIES DC POWER DISTRIBUTION PANELS
1.0 INTRODUCTION
UNIPOWER’s PDUAC3U Series AC power distribution units accept a 3-phase input and
provide single phase outputs that are distributed from the phases to ensure load babance on
the source. They provide AC distribution and overload protection for up to 12 load circuits
distributed through eld wireable terminal blocks.
There are 3 basic congurations operating from nominal 120VAC, 208VAC or 230VAC
outputs respectively. Each of these is available with either 4, 8 or 12 2-pole load circuit
breakers rated at 25A.
Model with and without input surge protection are available.
PDUAC3U SERIES
OPERATING MANUAL
OPERATING MANUAL
These panels are only 3RU high and are supplied with brackets that allow mounting in a
19” frame.
.
Figure 1. PDUAC3U AC Power Distribution Unit
Manual No. pduac3u-3
Page 4
pduac3u-man-rev3-0317.indd