A balanced three- phase load requires only three supply wires, compared with six of the same size for three separate loads. ... For most single houses and apartments, supply will be single-phase, the load being balanced by connecting otheranbsp;...
|Title||:||Handbook of architectural technology|
|Author||:||Henry J. Cowan|
|Publisher||:||Van Nostrand Reinhold Company - 1991-05-01|