The distribution of electricity on the national grid is carried by overhead cables suspended on pylons. ... A 240 volt single-phase supply is used for houses and small buildings, and the cable includes a phase wire and a ... interpret and install: ac the distribution box ac earthing ac power networks ac heating appliances ac lighting in a single storey building or house. ac circuit diagrams for ac the main distribution box anbsp;...
Title | : | Building and Civil Technology |
Author | : | Chris De Jager |
Publisher | : | Pearson South Africa - 1999 |
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