An outdoor power transformer yard is a designated area within a substation that houses large power transformers for voltage transformation and distribution.

Key Components

• •Power transformers on concrete plinths
• •HV and LV bushings with connections
• •Cooling systems (radiators, fans)
• •Oil containment pits with fire walls

Safety Features

• •Fire suppression systems
• •Security fencing and access control
• •Proper clearances per IEEE/IEC
• •Comprehensive earthing system

Design Considerations

• •Adequate spacing between units
• •Access for maintenance vehicles
• •Oil drainage and collection systems