Insulation coordination for electrical equipment within low-voltage systems - Amendment 1 to IEC 60664-1 (1992): Revisions of pollution degrees and creepage distance requirements (IEC 28A/121/CD:1997)
German title
Isolationskoordination für elektrische Betriebsmittel in Niederspannungsanlagen; Änderung 1 zu IEC 60664-1 (1992): Überarbeitung der Verschmutzungsgrade und der Bemessungsanforderungen für Kriechstrecken (IEC 28A/121/CD:1997)
Publication date
1998-04
Original language
German,
English
Pages
14
Publication date
1998-04
Original language
German,
English
Pages
14
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