SANS 60570 Ed. 2 (2003/R2013)现行
Electrical Supply Track Systems For Luminaires
出版：South African Bureau of Standards
专家解读视频
Applicable to track systems with two or more poles for the connection of luminaires to the electrical supply consisting of either a system with a rated voltage not exceeding 440 V between poles (live conductors) with provision for earthing (class I) and a rated current not exceeding 16 A per conductor, or a SELV system with a rated voltage not exceeding 25 V without provision for earthing (class III) and a rated current not exceeding 25 A per conductor, or a combination of the two systems (mixed supply system) for the connection of both mains voltage luminaires (class I or II) and SELV supplied luminaires (class III) simultaneously, but in different sector openings (mains or SELV).
