Section-5
04-3004_S5_OPM_ABB_POWERSCALE_10-50kVA_EN_150113.doc Page 2/6 ABB
Printed in Switzerland – Modifications reserved
5.1 OPERATION - PROCEDURES
5.1.1 START-UP PROCEDURE
THE OPERATIONS DESCRIBED IN THIS CHAPTER MUST BE PERFORMED BY A
SERVICE ENGINEER FROM THE MANUFACTURER OR FROM A AGENT
CERTIFIED BY THE MANUFACTURER.
Situation of UPS-System before switching it on:
1. Make sure the fuses for the supply of UPS-System in the Input Distribution Board on site are open.
2. Make sure all the input and output cabling has been performed correctly.
3. Verify that the Parallel Isolator Switch IA2 is open (Position OFF).
4. Verify that the Maintenance Switch IA1 is open and in Position OFF.
5. Make sure that the internal battery enclosure fuses and/or the external battery cabinets fuses are
open.
6. Bypass fuses F2 and rectifier fuses F1 are inserted.
Start up procedure of PowerScale:
1. Insert fuses for the supply of UPS-System in the Input Distribution and check the input phase
rotation.
- The LED-indicators LINE 1 and battery on UPS-Module is lit – green
- On LCD-Display “LOAD OFF, SUPPLY FAILURE” will appear.
2. UPS 1:
Press both “ON/OFF” Main Buttons to switch on UPS.
LCD panel must display: “LOAD DISCONNECTED PARALLEL SWITCH OPEN” and the LED-
indicator will appear as shown below:
3. Check Command: LOAD TO INVERTER
LED indicator will appear as shown below:
4. Scroll through the menu measurement and check their correctness
5. Check battery polarity and voltage.
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