UL Standard for Safety Arc-Fault Circuit-Interrupters
|Publication Date:||3 May 2017|
The requirements of this Standard cover arc-fault circuit-interrupters
AFCIs have a maximum rating of 20 A and are intended for use in 120-V ac, 60-HZ circuits. Cord AFCIs are rated up to 30 A.
These devices are not intended to detect glowing connections.
In these requirements the term device is used generically to apply to all of the devices covered by these requirements and is modified when the requirement does not apply to all types.
An AFCI that is also intended to perform other functions, such as overcurrent protection, ground-fault circuit-interruption
This standard contains a supplement covering the requirements for Leakage-Current Detector-Interrupter