Job Description -

Design_ Calculation

• Load demand calculation with load factor & diversity factor
• Voltage drop calculation
• System harmonics calculation
• Transformer & DG sizing for substation
• Power factor calculation & correction
• Bus Bar sizing
• IP rating
• Panel heat load calculation
• Arc flash calculation
• Earthing System calculation & design (Earth Pits, Earth Grids etc. )
• Cable tray & conduit sizing

Design & Selection

• Power/control cabinets & Busbar system design
• Instrumentation:CT,PT,ameter,voltmeter,MFM etc.
• Switch Gear selection-(Protection: Fault current,overload,earth leakage)
• Starter selection- DOL/Star-delta/VFD etc.
• Selection of PLC (Siemens )
• Selection of panel cooling system
• Cable connection & distribution
• Cable specification selection (Types of cable)
• Sub-station design
• Transformer & DG selection
• APFC cabinets design
• Cable trays & conducting with support system
• SCADA integration
• BOQ, BOM
• Design Basis / brief report
• Equipment specification - PCC, MCC, HV Board, APFC, Motor, Genset, Transformer, Earthing, Lightning protection, Lighting fixtures, DB, Junction Box, Cable tray and Conduits, Cables
• Engineering information (Site execution) manual
• Design Drawings
• Single Line Diagram (SLD) preparation of complete power distribution network.
• Protection, Control and interlock diagrams.
• Schematic in E-Plan (PLC control & MCC cabinets)
• Cabinet detailed GA (PLC control & MCC cabinets)
• Layouts preparation (Panel, Substation, Cable tray,Lighting,earthing)
• Instrumentation and SCADA schematics
• Schematics - DG synchronisation, Load sharing and load shedding.

Onsite Support

• Fault find-oveload,short circuit, earth leakage, tripping
• Onsite power analysis
• Installation support
• Help in electrical system commissioing onsite
• System study and improvements
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