IEEE C37.93-1987

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

STANDARD published on 28.12.1987

English -
electronic (protected pdf) - Immediate download (61.00 USD)

The information about the standard:

Designation standards: IEEE C37.93-1987
Note: WITHDRAWN
Publication date standards: 28.12.1987
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Category: Technical standards IEEE