Starting Up The Ups (Individual Unit) - AEG Protect 5.31 Series Operating Instructions Manual

7.2

Starting up the UPS (Individual Unit)

Step
1 Q1 and battery isolator (external) to the "OFF" position.
2* Q29 (internal option) to position "2" service mode.
3 Switch on mains voltage for rectifier and SBS circuits. Wait
until the self-test finishes.
4* Q29 (internal option) to position "1" inverter operation.
5 The loads are supplied by the SBS.
6 When starting up the unit for the first time, select the dialog
language of the DOU.
7 Q1 to the "ON" position. The rectifier starts automatically.
The DC voltage increases.
8 The DC voltage reaches its final value and the inverter is
supplied with power.
9 Check voltage values and polarity at the battery isolator.
10 Battery isolator (external) set to "ON".
The batteries are charged.
11
Switch on the inverter using the "∼I" key on the DOU.
12 The AC voltage reaches its final value.
13 Following synchronisation with the SBS circuit, the system
is switched over from SBS operation to inverter operation
and the loads are supplied with power.
14 Connect the loads.
* Step only required when Q29 is installed
Table 4 Starting up the Protect
Protect 5.31/xxx-480-220-120 10 kVA - 120 kVA
Action
Page 31 of 56
DOU
LED
Red/yellow/green Self-test
continuously
Green and yellow
flash
Main menu -
operating display
Yellow OFF DC symbols OK
INV symbol
flashes
Green ON Power flow
display via
the INV
8000020680 BAL, en
Display