Eaton 3S 550, Installation And User Manual

6

614-09954-02

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gl

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Operating conditions

l

 This product is an 

U

ninterruptible 

P

ower 

S

upply (

UPS

) for computers 

and their peripherals, television 

sets, stereo systems and video 

recorders... It must not be used to 

supply other electrical equipment 

(lighting, heating, household 

appliances, etc.).

UPS connections

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 Connect the 

UPS

1

 to the 

AC-power system via a wall outlet 

with an earth connector, using the 

attached cord for a 

UPS

 with FR/

DIN sockets or with the supply cord 

of your computer for a 

UPS

 with 

IEC sockets

(see figure A).

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 Plug critical equipment 

(computer, monitor, modem, 
etc.) into the outlets 

6

 providing 

battery backup power and surge 

protection (see figure B), taking 

care not to exceed the rated current 

indicated in amperes.

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 Other devices (printer, scanner, 

fax, etc.) can be connect to the 

filtered outlets 

5

 that provide 

surge protection (see figure B). The 

filtered outlets are not backed up 

by battery power in the event of a 

power outage.

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Optional Internet modem / 

Network connection:

A modem or Ethernet data line 

can be protected against surges by 

connecting it via the 

UPS

. Connect 

the existing device cable between 

the wall outlet and the 

UPS

, and 

use a similar cable between the 

UPS

 and the device, as indicated in 

figure C (cable not supplied).

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Optional USB connection:

The 

UPS

 devices can be connected 

to the computer using the USB 
cable 

4

 supplied.

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 Download Personnal  

Solution-Pac software at 

powerquality.eaton.com.

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 Register warranty at 

powerquality.eaton.com.

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Battery charge: 

The 

UPS

charges the battery as soon as it is 

connected to the AC outlet, whether 
button 

8

 is pressed or not. When 

used for the first time, the battery 

will only provide its maximum 

autonomy after it has been charged 

for 8 hours. It is recommended that 

the 

UPS

 be permanently connected 

to the AC power supply to ensure 

the best possible autonomy.

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Switching-on the UPS

: press 

button 

8

 for about 1 second.

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Filtered outlets

5

without 

battery backup: 

Equipment 

connected to these outlets is 

supplied as soon as the AC cord is 

plugged in. They are not affected by 
button 

8

.

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Battery backup outlets

6 :

Equipment connected to these 

outlets is supplied as soon as 
button 

8

 turns green (see figure 

E). These outlets can be turned on 

even if the 

UPS

 is not connected to 

AC power (button 

8

 flashes).

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AC-power disturbance:

 If AC 

power is disturbed or fails, the 

UPS

continues to operate on battery 
power. Button 

8

 flashes green. 

In normal mode, the audio alarm 

beeps every five seconds, then 

every two seconds when the end of 

battery backup time is near. 

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 If the power outage lasts longer 

than the battery backup time, the 

UPS

 shuts down and automatically 

restarts when power is restored. 

Following a complete discharge, a 

few hours are required to recharge 

the battery back to full backup time.

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 To save battery power, it is 

possible to press button 

8

 to cut 

the supply of power to the devices 

connected to the battery backup 

outlets.

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Lightning protection:

 All outlets, 

whether backed up or simply 

filtered, include surge protection, 

whatever the position of button 

8

.

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Shutdown of the battery backup 

outlets

6 : 

Press button 

8

 for 

more than two seconds.

Battery disposal and safety

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Caution. 

Battery service life is 

reduced by 50 % for every ten 

degrees above 25 °C.

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The battery elements must be 

replaced exclusively by qualified 
personnel (risk of electrocution)

, 

with new elements approved by 

EATON to ensure correct operation 

of the 

UPS

.

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 The battery must be disposed 

of in accordance with applicable 

regulations. To remove the battery 

elements, shut down the 

UPS

(button 

8

 OFF), remove the power 

cord and proceed as indicated in 

page 4 "Battery change".

6

5

9

8
7

Operation

5

: Filtered outlets.

6

: Battery backup outlets.

7

: LED ON indicate a 

UPS

 fault.

8

: ON/OFF button for the battery 

backup outlets.

9

: Protection circuit breaker.