BS HD 60364-8-1:2015 Low-voltage electrical installations Energy efficiency

Emergency electrical installations
Temporary electrical installations
Electric power distribution
Low-voltage equipment
Electric load
Electric power systems
Domestic electrical installations
Energy consumption
Energy conservation
Industrial electrical installations
Electrical installations
Voltage
Low voltage
Low-voltage installations
Efficiency

Link: BS HD 60364-8-1:2015 Low-voltage electrical installations Energy efficiency
Source: BSI Standards