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BS EN 61557-7:2022+A1:2023

Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC. Equipment for testing, measuring or monitoring of protective measures - Phase sequence

General Information

Status : Definitive
Standard Type: Main
Document No: BS EN 61557-7:2022+A1:2023
Document Year: 2022
Pages: 20
  • Section Volume:
  • GBM09 Metrology (GMB09)
  • ICS:
  • 17.220.20 Measurement of electrical and magnetic quantities
  • 29.080.01 Electrical insulation in general
  • 29.240.01 Power transmission and distribution networks in general

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Definitive
BS EN 61557-7:2022+A1:2023
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