ABB CONCEPTPOWER CLASSIC DPA-50 User Manual page 75

LED Indicator
LINE 1
LINE 2
BYPASS
INVERTER
BATTERY
7. Transfer load to mains and inverter for testing using submenu COMMANDS
8. Transfer Load to Bypass-Mode by means of COMMAND "LOAD TO BYPASS
9. Verify the status LOAD ON BYPASS
LED Indicator
LINE 1
LINE 2
BYPASS
INVERTER
BATTERY
10. Verify that the remaining UPS-Modules are also on Bypass;
11. If all three UPS-Modules are on Bypass, Close Parallel Isolator Switch IA2 of New Module (position
ON); on LCD should appear "PARALLEL SW IS CLOSED".
12. Open Maintenance Bypass (IA1) by turning it to position "OFF". The load is now supplied by the static
bypass of all three Modules. Check LED-indicators on control panels.
13. Transfer load to Inverter-Mode by means of COMMAND "LOAD TO INVERTER" on any one of three
control panels. On LCD: "LOAD PROTECTED" will appear and the LED-indicator will indicate as
shown below:
LED Indicator
LINE 1
LINE 2
BYPASS
INVERTER
BATTERY
THE LOAD IS NOW PROTECTED BY THE CONCEPTPOWER DPA
Colour
Green
Green
Green
OFF
Green
Colour
Green
Green
Green
OFF
Green
Colour
Green
Green
OFF
Green
Green
04-3008_S5_ABB_OPMCPDPA-S2_GB_121202
Printed in Switzerland – Modifications reserved
TM
S2
Section-5
Page 15/16 ABB