Powerware 9155 Wiring the Wall-MountedBypass Switch

Wall-Mounted Bypass Switch Installation

Wiring the Wall-Mounted Bypass Switch

The Powerware 9155 UPS has the following power connections:

￿2-phase (L1 and L2), neutral, and ground connection for rectifier/bypass input

￿2-phase (L1 and L2), neutral, and ground connection for load output

The nominal input/output voltages are:

￿100/200, 110/220, or 120/240 Vac with 180° phase displacement

￿120/208 or 127/220 Vac with 120° phase displacement

Output overcurrent protection and disconnect switch must be provided by others.

Figure 28 on page 47 shows a oneline diagram of the UPS with a wall-mounted bypass switch.

Powerware® 9155 UPS (8–15 kVA) User’s Guide S 164201553 Rev D www.powerware.com 41