IEC-60664

Insulation coordination for equipment within low-voltage supply systems

Defines insulation coordination principles for equipment rated up to 1000V AC / 1500V DC. Specifies clearances, creepage distances, and solid insulation requirements based on pollution degree, overvoltage category, and altitude. Foundation for all product safety standards.

Document
IEC 60664-1:2020
URL
https://webstore.iec.ch/en/publication/62848
Label
Standard
Keywords
insulation coordination clearance creepage distance overvoltage category pollution degree low-voltage

Domain: Electrical and Electronics Engineering · Standard