Servicing Of Main Switch Board And Emergency Switch Board On Mv Swaraj Dweep, HSL Visakhapatnam-Andhra Pradesh

Servicing Of Main Switch Board And Emergency Switch Board On Mv Swaraj Dweep , Servicing Of Main Switch Board: , Main Switch Board To Clean All Connection To Check And Tighten All Safety Trips To Check And Tighten . All Safety Trips To Check For Proper Operation And Adjust . Overload Reverse Power Under Voltage Trips To Try Adjust And To Show To Surveyor . Preferential Trips And Emergency Trip Circuits To Check And Proper Operation To Verify And Adjust Set Values If Necessary . Main Switch Board Safety Protection And Satisfactory Trial To Be Shown To Hsl/Ss And Attending Surveyor . , Kw Meters Kva Meters Voltmeters Power Factor Meter To Check For Proper Functioning And Calibrate The Meters And Necessary Certificate To Be Issued After Calibration . , Avrs Of Generators To Be Serviced & Calibrated . , Main Circuit Breakers To Check For Operation . Clean And Tighten All Connections By Cleaning Of Contacts , Msb Safety Protection Dsg 822 & Load Controllers Lsg 821 For All Generators To Be Checked For Proper Function & Adjust Set Values . , Ae 3 Not Stopping From Remote And Local . L . O . Pressure Trip Some Times Malfunctioning . Faluts To Be Traced And Rectified . Complete Circuit To Be Traced Along With The Sensor And Defect To Be Identified And Rectified , Servicing Of Main Switch Board: , All Main And Aux Ckt Breakers To Withdraw Parts To Clean Tighten All Connections Check Operation Of All Safety Alarms & Trips Etc And Fit Back . , Auto Starting Mechanism To Check Is Working Auto Stop Is Not Working Same To Check And Repair The System . , Hydraulic Starting Hand Pump Unit Non-Return Valve Leaking Same To Rectify Or Replace The Whole Unit . , All Connections In The Switch Board Bus Bar Etc . To Check Clean And Tighten . Insulation Value Of Alternator And Switch Board Cable Etc To Take And Record , Improve Insulation Value And Same To Be Shown To Hsl/Ss And Attending Surveyor . , Battery Charger Unit For To Check For Proper Functioning . Also General Servicing To Be Carriedout And Satisfactory Operation To Be Shown To Ss , Hsl And Surveyor . , Emergency Switch Board 440/220 V Transformer Showing Low Insulation . Same To Be Cleaned And Fault To Be Rectified . , 6 In Nos Of Meters ( I . E Ammeters , Watt Meters , Voltmeters , Power Factor Meter , Frequency Meter Etc . ) To Be Calibrated . Calibration Certificate Is To Be Submitted .

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	14-07-2021	Due date extension	Date	19-07-2021

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