NBN C 23-105-1975
Explosive piezoelectric device, internal overpressure packaging "p"

Standard No.

NBN C 23-105-1975

Release Date

1975

Published By

BE-NBN

Status

Be replaced

Replace By

NBN C 23-105-1979

Latest

NBN C 23-105-1979

NBN C 23-105-1975 history

• 1979 NBN C 23-105-1979 Electrical equipment in explosive atmosphere environments. Internal pressure "p"
• 1975 NBN C 23-105-1975 Explosive piezoelectric device, internal overpressure packaging "p"