IEEE C37.93-1987

IEEE Guide for Power System Protective Relay Applications of Audio Tones over Telephone Channels

NORMA vydána dne 28.12.1987

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Zabezpečené PDF - okamžité stažení (1369.50 CZK)

The information about the standard:

Designation standards: IEEE C37.93-1987
Note: NEPLATNÁ
Publication date standards: 28.12.1987
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Kategorie: Technické normy IEEE