Methodology & Quality Control(Scroll sideways to view full table) |
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S.No. |
Equipment / Product |
Process |
Procedure |
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1 |
Transformers |
Technical Specification |
Confirmity on Technical Specification |
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Dimension Check |
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Load Losses |
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No Load Losses |
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Impedance |
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HV / LV Flanges |
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Accessories |
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Allied Gear including OLTC |
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Procurement |
Shop Drawing approval |
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Detailed Engineering drawing approval |
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Wiring diagram approvals |
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Compliance with Delivery Schedules |
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Compliance with Warranty |
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Inspection at Works |
Testing |
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Dimension Checks |
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Evaluation of Losses |
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Evaluation of Impedance |
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Commissioning |
Verification with approved drawings |
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Confirmation on Inspection comments being complied |
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Pre‐commissioning tests |
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Function Tests |
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Ratio Tests |
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IR Tests |
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Oil Tests, if applicable |
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2 |
Cabling |
Technical Specification |
Confirmity on Technical Specification |
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Procurement |
Preparation of cable schedule based on shop drawings |
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Evaluating length of Cable per drum based on cable schedule |
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Laying |
Cable Tray system evaluation for adequate support to cables |
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Ensure all bends are smooth in cable trays |
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After each cable cut, Insulation Resistance Values to be taken |
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After each cable laid, Insulation Resistance Values to be taken |
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Update cable schedule |
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Termination |
Double compression gland if outdoor |
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Check for tightness |
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Commissioning |
Pre‐commissioning tests |
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3 |
HT / LT Panels |
Technical Specification |
Confirmity on Technical Specification |
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Location adequacy to be finalised |
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Clearances around panels to be checked |
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GA drawings and wiring diagrams prepared and checked |
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Shop drawing approvals |
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Procurement |
Order based on Shop drawing approval |
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Inspection at Works |
Visual check |
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Dimensional check |
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Function check |
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IR Values |
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High Voltage Test |
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IR Values |
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Checking of wiring including interlocking sequences, synchronising sequences, PLC function, SCADA function etc. |
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Commissioning |
Verification with approved drawings |
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Confirmation on Inspection comments being complied |
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Function Check |
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Checking of wiring |
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4 |
DG Sets |
Technical Specification |
Confirmity on Technical Specification |
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Location adequacy to be finalised |
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Clearances around DG Set to be checked |
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GA drawings and wiring diagrams prepared and checked |
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Shop drawing approvals |
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Procurement |
Order based on Shop drawing approval |
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Inspection at Works |
Visual check |
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Dimensional check |
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Function check |
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Load Tests |
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Checking of wiring including interlocking sequences, |
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Commissioning |
Verification with approved drawings |
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Confirmation on Inspection comments being complied |
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Function Check |
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Checking of wiring |
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Checking of exhaust, Fuel piping |
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5 |
Light Fixtures |
Technical Specification |
Confirmity on Technical Specification |
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Shop drawing approvals |
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Procurement |
Order based on Shop drawing approval |
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Inspection at Site |
Visual check |
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Checking of Ballasts, Control Gear, Connections etc |
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Commissioning |
Earth Connection Checks |
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Phase and Neutral connection checks |
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Checks for earth leakage |
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6 |
Statutory |
Drawings |
Compliance with CEIG Norms |
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Adequate clearances |
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Compliance with NBC and NEC Norms |
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Compliance with KSEB Norms |
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Load Sanction |
Location of metering point |
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Documentation adequacy |
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CEIG approval |
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Statutory Fee Remittance |
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Obtaining allied clearances |
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