IEC 61557-6:2019 : Title: 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 - Part 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systems Pages: 28 Year: Publisher: International Electrotechnical Commission Availability: Within 1-2 working days
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