Toshiba VF010H05 - Manual (Page 89)

JKSSS+ Series - 83
JKSSS+ Series 2.3 - 4.2KV
7.2 - Typical Block Diagram
CPU
Digital
Controller
Main
Firing Board
Fiber Optics
SCR Assembly
B C A
L2 L3 L1
T2 T3 T1
Fiber Optics
Ring
Transformer
Voltage
Transformer
T
e
mp/ CT Boar
d
Gate Drive Boards
MOV Boards
DV/D
T
Boards
Control Board
Customer Connections
1
2
3
CT
4
1
2
3
CT
4
1
2
3
CT
4