Instrument transformers for 50 Hz, Uₘ 0,72 kV to 52 kV - Part 7: Voltage Transformers Uₘ to 12 kV - Small design, main dimensions, indoor type
Edition 2013-10

Instrument transformers for 50 Hz, Uₘ 0,72 kV to 52 kV - Part 2: Current transformers Uₘ = 0,72 kV and Uₘ = 1,2 kV - Main dimensions
Edition 2013-10

Instrument transformers for 50 Hz, Uₘ 0,72 kV to 52 kV - Part 9: Voltage Transformers Uₘ = 12 kV and Uₘ = 24 kV - Narrow design, main dimensions, indoor type
Edition 2013-10

Instrument transformers for 50 Hz, Uₘ 0,72 kV to 52 kV - Part 3: Voltage transformers Uₘ 12 kV to 36 kV - Large design, main dimensions, indoor type
Edition 2013-10

Instrument transformers for 50 Hz, Uₘ 0,72 kV to 52 kV - Part 5: Current Transformers (support-type-insulator) Uₘ 12 kV to 36 kV - Large design, main dimensions, indoor type
Edition 2013-10

Instrument transformers for 50 Hz, Uₘ 0,72 kV to 52 kV -Part 8: Current Transformers (support-type-insulators) Uₘ = 12 kV and Uₘ = 24 kV - Narrow design, main dimensions, indoor type
Edition 2013-10

Instrument transformers for 50 Hz, Uₘ 0,72 kV to 52 kV - Part 4: Current Transformers (support-type-insulator) Uₘ = 12 kV - Small design, main dimensions, indoor type
Edition 2013-10

Sectional specification: quartz crystal units (capability approval) (includes amendments A1 and A2:1993); German version EN 168100:1993
Edition 1993-06

Piezoelectric filters of assessed quality - Part 4-1: Blank detail specification; Capability approval (IEC 60368-4-1:2000); German version EN 60368-4-1:2000 + Corrigendum:2001
Edition 2001-07

Quartz crystal controlled oscillators of assessed quality - Part 4-1: Blank detail specification; capability approval (IEC 60679-4-1:1998); German version EN 60679-4-1:1998
Edition 1998-12