ICHP- Racking in and out of H.T Breakers and LT modules recording of various parameters of running conveyor equipments- tracing of conveyor tripping, LT modules, LT Breakers, Transformers and vacuum contactors at CHS-V.

ELEC OPNS IN CHS V

Charges for recording the parameters of running conveyor equipments like voltage, current SF6 gas pressure, winding/ oil temperatures of service transformers and isolating transformers- recording the parameters of the healthiness of stand by conveyor equipments

RACKING OUT OF HT BREAKERS FROM CUBICLES: Charges for checking and confirming the ammeter reading whether the equipment is not running-switch off the DC supply in the cubicle-Disconnecting the multi pin plug from its housing racking out the H.T Breaker from cubicle- Put LC/permission Board in the cubicle.

RACKING IN HT BREAKERS INTO SERVICE POSITION: Charges for checking and confirming the cubicle DC switch in off condition- checking the breaker pole continuity confirming for open condition-checking the gas pressure level of manometer connecting the breaker guide adopter plate with the cubicle- racking in the breaker into test position and connecting the multi pin plug to its housing racking in the HT Breaker into service position in the required cubicles- removing the LC/permission board in the cubicle and switching `ON' the DC supply.

RACKING OUT OF LT MODULES FROM CUBICLES: Charges for the switching off the module ON/OFF switch –Racking out the module in the cubicle and take out the module from cubicle- removing the LT module using trollery and keeping safe place. Put LC/permission board in the cubicle.

RACKING IN LT MODULES IN TO CUBICLES: Charges for checking and confirming the module power switch off condition, lifting the module using trolley and putting the module in the cubicle,racking in the module into the cubicle service position switch on the module power ON/OFF switch- removing the LC/permission board from the cubicle.

Charges for checking the Auxiliary contactor status in relay panel during trip times and informing to operator. After clearing the trip cause, checking the healthiness of the system and informing to operator.

SERVICING OF AUXILLARY CONTACTOR: Charges for switch off the conveyor system Switch gear equipment as permitted by operator as and when required, taking out the control fuse of the respective conveyor system which require for servicing the Auxiliary Contactors at relay panel- Determinating the wires in auxiliary contactors servicing the auxiliary contactors with molykote (carbon cleaning agent) and again restoring the removed wires in the respective terminals of auxiliary contactor-put the control fuse in relay panel and switch ON the respective Switch gear equipment and checking the healthiness.

" Size 2 Modules 10-29 KW – 13 Nos

"Size 1 Modules up to 10 KW – 46 Nos

"Size 0 Modules Switch fuse type – 87 Nos

Charges for racking out LT Breakers from the panel-removing from its position -removal of coal dust deposited over all electrical components and mechanism parts by blower/ vacuum cleaner/ brush removing the arc chute and cleaning the coal dust, carbon scale deposited over the main and arching contact and all the electrical components internal wiring with high quality carbon cleaner and lubricating the breaker mechanism- tightness checking of all bolts and nuts, internal wiring with components - reassembling the LT Breakers- after completion of work racking in the LT Breakers into the panel and check the operating conditions- 5 Nos.

Charges for removal of coal dust from the outer surface of the Transformer body, between the cooling fins, conservator tank and control Junction box blower/ vacuum cleaner-cleaning of earth resistance box and Bucholz relay, oil level and winding temperature indicator, terminals in transformer-earth pit condition etc.,- 7 Nos.

Charges for removal of coal dust from the outer surface of the LIGHTING transformerbody,over the core and windings by blower/ vacuum cleaner tightness checking of the primary and secondary windings- 4 Nos

Charges for complete cleaning the cubicles and vacuum contactor's tightness, checking in all the control wirings and power joints, servicing the auxiliary switch, checking the operations of indication system- 9 Nos.

R.R AND CO