The standard defines the procedures and requirements for four primary types of dielectric tests:
The latest version is , which was released in April 2025. This edition includes significant technical updates to improve usability and accommodate ultra-high voltage (UHV) systems. Key Technical Sections i iec 600601 pdf exclusive
Procedures for applying multiple types of voltage stress simultaneously or in sequence to simulate complex real-world conditions. Significant Changes in the 2025 Edition (Edition 4) The standard defines the procedures and requirements for
Used primarily for cable testing and certain specialized HV apparatus. i iec 600601 pdf exclusive
Includes the power-frequency withstand test , typically held for 60 seconds to evaluate the equipment's ability to operate at its rated level without failure.
waveform, replacing the older "time-to-peak" terminology with "front time".