DIN EN 50197-8 (1995-04)被替代
Measuring And Monitoring Equipment For Testing The Electrical Safety In Low Voltage Distribution Systems Up To Ac 1000 V And Dc 1500 V - Part 8: Insulation Monitoring Devices For It Ac Distribution Systems, For It Ac Distribution Systems With Galvanically Connected Dc Circuits And For It Dc Systems
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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