ABB ACS880-204 - Frame 1×R8 I

￭ Frame 1×R8i
The following figure shows a connection example of a supply unit with one frame R8i module.
26 Operation principle and hardware description
 Frame 1×R8i
The following figure shows a connection example of a supply unit with one frame R8i
module.
Cubicle No. Explanation Available through
1. AC supply network -
A Incoming
cubicle (ICU)
2. Main switch-disconnector ABB or third party
A ICU 3. AC fuses ABB or third party
A ICU 4. Charging switch fuse ABB or third party
A ICU 5. Charging contactor ABB or third party
A ICU 6. Charging resistors ABB or third party
A ICU 7. Main contactor ABB or third party
B ISU 8. LCL filter ABB
B ISU 9. IGBT supply module (frame R8i) ABB
B ISU 10. Common mode filter ABB
B ISU 11. DC fuses ABB or third party
12. DC link -
-AC supply network1.
ABB or third partyMain switch-disconnector2Incoming cubicle (ICU)A
ABB or third partyAC fuses3.ICUA
ABB or third partyCharging switch fuse4.ICUA
ABB or third partyCharging contactor5.ICUA
ABB or third partyCharging resistors6.ICUA
ABB or third partyMain contactor7.ICUA
ABBLCL filter8.ISUB
ABBIGBT supply module (frame R8i)9.ISUB
ABBCommon mode filter10ISUB
ABB or third partyDC fuses11ISUB
-DC link12
24 Operation principle and hardware description