BS EN IEC 60947-9-1:2019 Low-voltage switchgear and controlgear Active arc-fault mitigation systems. Arc quenching devices

Low voltage
Copper
Electrical equipment
Electric control equipment
Low-voltage equipment
Switchgear
Electrical connections
Electric conductors
Terminal blocks

Link: BS EN IEC 60947-9-1:2019 Low-voltage switchgear and controlgear Active arc-fault mitigation systems. Arc quenching devices
Source: BSI Standards