CSN 33 3220-1986
Electric-engineering rules. Common directions for electric substations

Standard No.

CSN 33 3220-1986

Release Date

1986

Published By

CZ-CSN

Latest

CSN 33 3220-1986

CSN 33 3220-1986 history

• 1986 CSN 33 3220-1986 Electric-engineering rules. Common directions for electric substations