Operation principle and hardware description 31
2×D8T + 2×R8i, 12-pulse
Cubicle No. Explanation Available through
1a. AC supply. Winding Y -
1b. AC supply. Winding Δ -
A Incoming cubicle (ICU) 2. Main switch-disconnector ABB or third party
A ICU cubicle 3. Main AC fuse ABB or third party
A ICU cubicle 4. Main contactor ABB or third party
B Diode supply module
cubicle
5. Diode supply module ABB
B Diode supply module
cubicle
6. DC link -
C Inverter module cubicle 7. Inverter DC fuse ABB or third party
C Inverter module cubicle 8. Common mode filter ABB or third party
C Inverter module cubicle 9. Inverter module ABB
10. Motor -