ETSI ETR 012-1992 Terminal Equipment (TE); Safety Categories and Protection Levels at Various Interfaces for Telecommunication Equipment in Customer Premises
European Telecommunications Standards Institute (ETSI)
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ETSI ETR 012-1992
ETSI ETR 012-1992 history
1992ETSI ETR 012-1992 Terminal Equipment (TE); Safety Categories and Protection Levels at Various Interfaces for Telecommunication Equipment in Customer Premises