SINGLE LINE DIAGRAM b alinezhadyahoo com09123120634 All rights

SINGLE LINE DIAGRAM b. alinezhad@yahoo. com-09123120634 All rights reserved

Circuit configurations for high-voltage switchgear installations • • Single busbars Main and Transfer bus Double busbars Composite Double bus/bypass bus One and a half breaker method Ring busbars Two-breaker method b. alinezhad@yahoo. com-09123120634 All rights reserved

Single Busbars b. alinezhad@yahoo. com-09123120634 All rights reserved

Main and Transfer Bus Arrangement b. alinezhad@yahoo. com-09123120634 All rights reserved

Double Busbars b. alinezhad@yahoo. com-09123120634 All rights reserved

Composite Double Bus/Bypass Bus b. alinezhad@yahoo. com-09123120634 All rights reserved

One And a Half Breaker Method b. alinezhad@yahoo. com-09123120634 All rights reserved

One And a Half Breaker Method (Inverted) b. alinezhad@yahoo. com-09123120634 All rights reserved

Ring Busbars b. alinezhad@yahoo. com-09123120634 All rights reserved

Two-Breaker Method b. alinezhad@yahoo. com-09123120634 All rights reserved

Comparison of Configuration b. alinezhad@yahoo. com-09123120634 REFERENCE: Electrical Engineering Handbook, Taylor & Francis Group All rights reserved

Feeder Designation 400 KV =C 230 KV =D 132 KV =E 63(66) KV =F 33 KV =H 20 KV =J b. alinezhad@yahoo. com-09123120634 All rights reserved

Equipments Designation b. alinezhad@yahoo. com-09123120634 All rights reserved

Single Busbar (H-Type) S/S b. alinezhad@yahoo. com-09123120634 All rights reserved