ABB CONCEPTPOWER CLASSIC DPA-50 - How to Fit Back a UPS-Module in SINGLE-MODULE-Systems

Section-5
04-3008_S5_ABB_OPMCPDPA-S2_GB_121202 Page 9/16 ABB
Printed in Switzerland – Modifications reserved
NOTE!
THE LOAD IS NOW DIRECTLY SUPPLIED BY MAINS AND IS NOT
PROTECTED.
4. Open the Parallel Isolator Switch IA2 (switch to position “OFF”) of the faulty UPS-Module. The UPS-
Module is now disconnected from output;
5. Press both ON/OFF Buttons on UPS-Module simultaneously;
6. Open battery fuses/breakers on the internal (if any) and the external battery cabinet or rack;
7. Disconnect cables from connectors JD7
8. Unscrew the four screws on the front side of the module that are fixing it to the UPS-frame;
9. Pull Module only partly horizontally by means of the 2 black handles until the rear connectors are
disconnected.
WARNING!
THE LOAD IS NOW DIRECTLY SUPPLIED BY MAINS AND IS NOT
PROTECTED.
WARNING!
BEFORE DRAWING THE UPS-MODULE COMPLETELY OUT, WAIT 5
MINUTES UNTIL THE INTERNAL DC-CAPACITORS ARE DISCHARGED.
10. Draw UPS-Module by pulling it out horizontally:
NOTE: Two persons are needed to pull out the module from the UPS-Frame. The weight of a
DPA 50 S2, 40 kW module is 46.8kg (the weight of DPA 30 S2 , 24kW module is 43.1kg)
11. Insert new UPS-Module or cover the opening (UPS-Module Compartment) with appropriate
protection cover immediately and fix with four screws.
WHILE THE UPS IS OPERATING IN THE MAINTENANCE BYPASS-MODE THE LOAD IS NOT PROTECTED
AND IN THE EVENT OF A MAINS FAILURE THE LOAD SUPPLY WILL BE INTERRUPTED AND THE LOAD
WILL CRASH.
5.2.1.2 How to Fit Back a UPS-Module in SINGLE-MODULE-Systems
If your CONCEPTPOWER DPA
TM
S2 consists of only one single UPS-Module then perform following steps to
fit back the new module:
1. Remove UPS-Module compartment protection cover by unscrewing four screws on the front.
2. Slide two thirds of UPS-Module into dedicated UPS-compartment (make sure not to plug the UPS-
Module into the rear connector).
Connect Control Panel cable to connector JD7.
Push UPS-module to its final position and push strongly to assure good contact on the rear plugs.
NOTE: Two persons are needed to pull out the module from the UPS-Frame. The weight of a
DPA 50 S2, 40 kW module is 46.8kg (the weight of DPA 30 S2 , 24kW module is 43.1kg)
3. Tighten the four screws on the front of module.
!
!