Live working - Part 421: Voltage detectors - Capacitive type to be used for a.c. systems of 15 kV and 110 kV with a frequency of 16,7 Hz
German title
Arbeiten unter Spannung - Teil 421: Spannungsprüfer - Kapazitive Ausführung für 15 kV- und 110 kV-Wechselspannungssysteme mit einer Frequenz von 16,7 Hz
Date of issue
2025-03-07
Publication date
2025-04
Original language
German
Pages
65
Procedure
Pre-Standard
Date of issue
2025-03-07
Publication date
2025-04
Original language
German
Pages
65
Procedure
Pre-Standard
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