BS EN IEC 60664-1:2020 Insulation coordination for equipment within low-voltage supply systems. Principles, requirements and tests (+A1:2025 incorporating corrigendum October 2020)
Publication Year
2020
Document Status
Current
Abstract
Focuses on insulation coordination relevant to equipment with a rated voltage up to AC 1000 V or DC 1500 V connected to low-voltage supply systems. Applicable to frequencies up to 30 kHz.
Document History
Supersedes BS EN IEC 60664-1:2020 which remains current. Corrigendum dated 31 December 2020 - Implementation of IEC corrigendum October 2020: replacement of Figure G.1 (2 of 2). Amendment dated 30 June 2025 - Implementation of IEC amendment 1:2025 with CENELEC endorsement A1:2025. See National foreword for contractual and legal considerations. Processed for NBS Cited - KO - 15/07/2025. BSI checking file - 25/06/2025.
ISBN
9780539288940
Publisher Information
British Standards Institution
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