SR CEI 60664-1:1997
Insulation coordonation for equipment within low-voltage systems. Part 1: Principles, requirements and tests
Specifies the requirements for clearances, creepage distances and solid insulation for equipment based upon their performance criteria. Applies to equipment for use up to 2 000 m above sea level having a rated voltage up to 1 000 V a.c. with rated frequencies up to 30 kHz or a rated voltage up to 1 500 V d.c. Supersedes IEC 664 and IEC 664A. Has the status of a basic safety publication in accordance with IEC Guide 104.
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Approval date : 12/16/1997
Publish date : 12/17/1997
Withdrawal date : 11/29/2001
Number of pages : 70
ICS : 29.080.30 Insulation systems
Technical Committee : 162 - Insulation co-ordination