procurement andretrofitting of 132 kv/66kv isolators/disconnectors at 132 kv sub-station shananhep , pspcl , joginder nagar inclusive of dismantlement of old isolators - erection , testing and commissioning of new isolators/disconnectors . procurement and retrofitting of 132 kv/66kv isolators/disconnectors at 132 kv sub-station shananhep , pspcl , joginder nagar inclusive of dismantlement of old isolators - erection , testing and commissioning of new isolators/disconnectors . , supply of 132 kv horizontal center break isolator with single earthing switch ( line isolator ) :-highest system voltage:- 145 kv , rated current :- 1600 amp . , stc:- 31 . 5 ka for 03 sec , operating mechanism :- motor operated , manually as well as local/remote operated , hand operated earthing drive with interlocking facility including retrofitting material suitable for gantry mounted type alongwith terminal connectors . , supply of 132 kv horizontal center break isolator without earthling switch ( bus isolator ) :- highest system voltage:- 145 kv , rated current :- 1600 amp . , stc:- 31 . 5 ka for 03 sec , operating mechanism :- motor operated manually as well as local/remote operated including retrofitting material suitable for gantry mounted type alongwith terminal connectors . ( note:- 02 no . bus isolator without earthing switch should be suitable for ground mounting . ) , supply of 66 kv , horizontal double break isolator with single earthing switch ( line isolator ) :- highest system voltage:- 72 . 5 kv , rated current :- 1250 amp . , stc:- 31 . 5 ka for 03 sec , operating mechanism :- motor operated , manually , hand operated earthing drive with interlocking facility including supply of mounting structure and other material suitable for erection of new isolator along with terminal connectors . ( note:- civil works such as construction of foundations for the erection of mounting structure shall be in the scope of pspcl , however necessary civil drawings will be provided by the bidder . , design , manufacture , supply , erection , testing and commissioning of control panel for the remote operation of 24 no . 132 kv isolators from shanan control room alongwith on/off indication and electrically interlocking with existing 132 kv sf-6 breakers alongwith supply and erection of control cables required for remote operation from control panel . ( max . length of cable from switchyard to control room is 700 mtr . appox . ) alongwith ferruling , thimblingand complete wiring etc . , mandatory recommended spares for 132 kv and 66 kv isolators such as set of contacts , set of insulators , motor , bearings and other mandatory spares , dismantlement of old/ existing isolators and erection , testing & commissioning of new isolators alongwith erection of new mounting/ fixtures / structures for all the isolators and allied accessories . , junction box , 14cx2 . 5 sq mm cu . cable for control application . , 7cx2 . 5 sq mm cu . cable for es control application . , 2cx2 . 5 sq mm cu . cable for ac supply , 2cx2 . 5 sq mm cu . cable for dc supply , 2cx2 . 5 sq mm cu . cable for interlocking