supply of vacuum circuit breaker ( single bottle ) along with matching accessories suitable for conventional electric locomotives as per clw specification no. clw / es / c-47 alt.-g or latest. each set consists of: ( 1 ) . vcb assembled: 01 no. ( 2 ) . air dryer: 01 no. ( 3 ) . rc damping panel assembly: 02 nos. ( 4 ) . male ( inbuilt in vcb ) : 01 no. ( 5 ) . female connector- 35p:01 no. ( 6 ) . accessories: 01 set ( 6.1 ) male stud coupling g3 / 8 inch: 01 no. ( 6.2 ) male adaptor g3 / 8 inch edxg1 / 2 inch: 03 nos. ( 6.3 ) hose pipe 3 / 8 inch ( f ) -700mm: 01 no. ( 6.4 ) hose pipe 3 / 8 inch ( f ) - 250mm: 01 no. ( 6.5 ) copper washer : 04 nos [ warranty period: 30 months after the date of delivery ]