![](https://pdfstore-manualsonline.prod.a.ki/pdfasset/7/af/7afa5bc8-e242-4971-a8c7-ea78fe9071b2/7afa5bc8-e242-4971-a8c7-ea78fe9071b2-bg23.png)
EATON Powerware
®
9355 UPS (10/15 kVA) User’s Guide S 164201594 Rev C www.powerware.com
29
Chapter 5 Wall-Mounted Bypass Switch Installation
This chapter describes installing the wall-mounted bypass switch with
the UPS. The wall -mounted bypass switch is a Make-Before-Break
(MBB) maintenance bypass switch.
NOTE The input isolation transformer cannot be used with the wall-mounted bypass
switch.
The Powerware 9355 has the following power connections:
S 3-phase (L1, L2, and L3), neutral, and ground connection for
rectifier/bypass input
S 3-phase (L1, L2, and L3), neutral, and ground connection for load
output
The nominal input/output voltages are:
S 120/208 or 127/220 Vac
Output overcurrent protection and disconnect switch must be provided
by others.
Figure 26 and Figure 27 beginning on page 39 show the oneline
diagrams.