IEC 61557-12:2018/AMD1:2021

Amendment 1 - 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 12: Power metering and monitoring devices (PMD)

Circulation Date: 2021-05
Edition: 2.0
Language: EN-FR - bilingual english/french
Seitenzahl: 51 VDE Artno.: 249956