To Shut Down The Ups From Normal Mode; To Start The Ups In Bypass Mode; To Shut Down Power To The Critical Load While In Bypass Mode - Eaton Powerware 9315 Operation Manual

4.1.2 To Shut Down the UPS from Normal Mode

4.1.3 To Start the UPS in Bypass Mode

If the power processing unit (PPU) of the UPS is not available and you need to energize
your critical load right away, you can energize your critical load without the benefit of
backup. To turn the UPS on in Bypass mode:

4.1.4 To Shut Down Power to the Critical Load While in Bypass Mode

To perform maintenance or service on your critical load, you must shut it down first:
9315 UPS (300–500 kVA) Operation Manual S 164201119 Rev F www.powerware.com
EATON Powerware
®
When the inverter reaches full voltage, it turns on and supplies power to the
critical load. It takes less than one minute for the UPS to achieve Normal mode.
If a bypass source is available when you turn the START switch on, the critical load
is immediately supplied by the bypass source in Bypass mode until the inverter
turns on and the UPS transfers to Normal mode. The status indicators on the
Monitor Panel indicate when the UPS is in Bypass mode or Normal mode as
appropriate.
1. Turn the MODE switch to BYPASS.
The UPS switches to Bypass mode. If the bypass source is not available, the power
processor remains on and an alarm sounds.
2. When the transfer is complete (the LCD screen reads On Bypass"), move the CB1
switch to OFF.
The bypass source supplies the critical load and the power processor de-energizes.
The Bypass mode indicator illuminates on the Monitor Panel.
1. Turn the MODE switch to BYPASS. (The remaining switches can be in any position.)
2. Turn the START switch to the right momentarily.
Power to the critical load is supplied by the bypass source. No backup is available.
1. Turn off all equipment that is being powered through the UPS.
2. Press the LOAD OFF button on the Monitor Panel.
Starting and Stopping the UPS
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