The National Electric Code, in Article 690.5, requires that any PV array installed on the roof of a dwelling must incorporate a ground-fault protection device to reduce fire hazards.

Code of design on building fire Protection and Prevention is a basic technical guideline for fire system design of buildings in our country.

Analyses the physical characteristics of diesel oil, the volume calculation of daily-use oil tank and the related items in the revised edition of the Code for fire protection design of tall buildings.