DB42/ 170.1-1999 Code for Acceptance of Intelligent System Engineering of Buildings and Groups of Buildings Part 1: Code for Acceptance of Integrated Wiring System Engineering (English Version)
This standard specifies the acceptance conditions, acceptance content and requirements, acceptance methods and acceptance conclusion judgment of integrated cabling system projects. This standard is applicable to the horizontal wiring of four pairs of unshielded/shielded twisted pair cables, the vertical wiring of large-number unshielded/shielded twisted pair cables in buildings, as well as the engineering quality and transmission performance of optical cable horizontal wiring, building vertical shoe lines and building cluster backbone wiring systems. acceptance. This standard is also applicable to the engineering quality and transmission performance acceptance of coaxial cable transmission systems.
DB42/ 170.1-1999 history
1999DB42/ 170.1-1999 Code for Acceptance of Intelligent System Engineering of Buildings and Groups of Buildings Part 1: Code for Acceptance of Integrated Wiring System Engineering