Số hiệu tiêu chuẩn
EN 50019/A4
Tên tiêu chuẩn
Electrical apparatus for potentially explosive atmospheres; increased safety e; additional definitions, requirements and tests für resistance heating devices and units
Ngày phát hành
1989-10-00
Tiêu chuẩn tương đương
DIN VDE 0170/0171-6/A4 (1990-07), IDT * DIN VDE 0170/0171-6/A4 (1988-02), IDT * NF C23-519/A4 (1993-01-01), IDT * SS-EN 50019 (1991-12-04), IDT * UNE 21819/4M (1995-01-20), IDT * NEN-EN 50019:1980/A4:1999 en (1999-12-01), IDT
Tiêu chuẩn liên quan
IEC 60364-3 (1977) * IEC 60755 (1983)
Từ khóa
Atmosphere * Definitions * Electrically-operated devices * Elevated * Explosion protection * Fire bars * Flammable atmospheres * Heating installations * Safety * Resistance appliances