Register now or log in to join your professional community.
Subclause.4 introduces minor changes with regard to busbar trunking systems and power track systems.- Subclause.6 introduces minor changes with regard to the sizing of cables where harmonic currents are present.
BS: Incorporating Amendment3:. This affects all users and contains updates that are vital to ensuring the safety of installers and consumers alike.
(The national electrical code ( nationally standard
