AMCA 207:2017

The scope of this standard includes all electric motor driven fan systems that use a specific combination of components as defined below: 1. Fan airflow performance tested in accordance with ANSI/AMCA Standard 210[1] ANSI/AMCA Standard 230[2], ANSI/AMCA Standard 260[3] or ISO Standard 5801 [4] or rated in accordance with AMCA Publication 211[5]. 2. Polyphase induction motors within the scope of EISA-2007 [6], IEC 60034-30 [7], or GB 18613 [8] Other types of motors are explicitly excluded. 3. Pulse-width modulated variable frequency drives (VFDs). 4) Mechanical power transmissions that use V-belts, synchronous belts, or flexible couplings.