Criteria

A. Selection

Light Fixture model selection

Cable Type selection

Circuit Breaker Type selection

Switch & Socket model selection

B. Calculation

Equipment Power calculation

Lighting Power calculation

Cable Size selection Calculation

Circuit Breaker selection Calculation

Pipe and Tray size selection Calculation

C. Design

Sub-Station Equipment Layout Design

Sub-Station circuit Design

MDB, DB & SDB circuit Design

Lightning protection & Earthing Design

C. Gide

Bangladesh National Building Code (BNBC)

International Electrotecnical Commission (IEC)

American National Standards Institute (ANSI)

National Electrical Manufactures Association (NEMA)

International Organization for Standardization (ISO)