Download The Online UPS

UPS Training:
The Online UPS
© 2004 Eaton Corporation. All rights reserved.
The Online UPS
Essentially, there are 9 basic power problems that
can damage your equipment:
Power FailurePower SagsPower Surges
Brownouts Line noise
How does Powerware’s
online UPS prevent these
problems from reaching
your equipment and
deliver clean, regulated
power?
High VoltageFrequency Switching Harmonic
Spikes
Variation Transients Distortion
Click to continue 
Online UPS Circuitry
An online UPS isolates connected equipment
from power problems by completely regenerating
the incoming alternating current (AC).
Click to continue 
Converting AC to DC
Internal Automatic Bypass
Raw Utility
(Incoming
AC)
AC to DC
Rectifier
DC to AC
Inverter
Clean AC
Output
to Load
Filtering
& Surge
Suppression
Bi-Directional
Power Converter
First, incoming AC is
filtered and converted
to DC.
Battery
Click to continue 
Battery Charging
Internal Automatic Bypass
Raw Utility
(Incoming Filtering
& Surge
AC)
AC to DC
Rectifier
DC to AC
Inverter
Clean AC
Output
to Load
Suppression
Bi-Directional
Power Converter
A small portion of
this DC power is used
to charge the battery.
Battery
Click to continue 
AC Power to the Load
Internal Automatic Bypass
Raw Utility
(Incoming Filtering
& Surge
AC)
AC to DC
Rectifier
DC to AC
Inverter
Clean AC
Output
to Load
Suppression
The DC power is then
converted back to
AC power and out to
the load.
Bi-Directional
Power Converter
Battery
Click to continue 
The Result?
By regenerating the incoming utility, power problems
are completely removed. The connected load always
receives clean, sine wave power.
Power Failure
Power Sags
Brownouts
High Voltage
Spikes
Frequency
Variation
Power Surges
Line noise
Switching
Transients
Harmonic
Distortion
Click to continue 
Powerware Resources
North America
Powerware UPS Hotline for IBM
1-800-925-4426
[email protected]
EMEA
Powerware UPS Hotline for IBM
+4 (0) 845 177 3410
[email protected]
Click or hit escape to end 