NBN C 23-106-1979
Electrical equipment in explosive atmosphere environments. Powder fills "q"

Standard No.

NBN C 23-106-1979

Release Date

1979

Published By

BE-NBN

Latest

NBN C 23-106-1979

NBN C 23-106-1979 history

• 1979 NBN C 23-106-1979 Electrical equipment in explosive atmosphere environments. Powder fills "q"
• 1976 NBN C 23-106-1975 Explosive piezoelectric device. Powder filling protection equipment "q"