Eaton ON-LINE Series User Manual

21
3. Advantages of parallel conguration
This configuration improves the reliability of the power supply system through the
redundancy frame structure. Two UPSs equally share the load, when one UPS fails, the
other will take up full load itself, so it is called 1/2 redundancy system.
It is designed to isolate the UPS from the AC source for maintenance, each UPS has a
manual maintenance bypass switch.
4. Operation
1) Please follow the single UPS operating guide to perform general operation.
2) Power on
Power on under main: electrify the UPSs and then select “COMMAND” and conrm on
the LCD of any set of UPS, others are powered on at the same time, and then all units
transfer to INV mode simultaneously.
Power on under battery: Short press the "ON" button of each UPS to get power sources,
then select “COMMAND” and conrm on the LCD of any set of UPS, others are powered
on at the same time, and all the units work under battery mode simultaneously.
3). Single phase + 3 wires: 220V/110V
input
switch
input
switch
input switch
output
switch
output
switch
output
switch
battery 1
battery 2 battery 3
load
utility

Eaton ON-LINE Series Specifications

General

Brand	Eaton
Model	ON-LINE Series
Category	UPS
Language	English