61439-1: Pdf [portable]

: Protection against electric shock and fire hazards.

While Part 1 sets the "general rules," it is never used in isolation. It must be read alongside a specific "product part" of the series, such as: : Power switchgear and controlgear assemblies. 61439-1 pdf

: Applies to equipment operating at voltages up to 1000 V AC or 1500 V DC . : Protection against electric shock and fire hazards

Every single assembly produced must undergo "Routine Verification" before leaving the factory. Key tests include: 61439-1 pdf