Converter transformers - Part 1: Transformers for industrial applications
IEC 61378-1:2011 deals with the specification, design and testing of power transformers and reactors which are intended for integration within semiconductor converter plants. The scope of this International Standard is limited to application of power converters of any power rating. Typical applications are:<br />
- thyristor rectifiers for electrolysis;<br />
- diode rectifiers for…
IEC 61184:2008+A1:2011 applies to bayonet lampholders B15d and B22d for connection of lamps and semi-luminaires to a supply voltage of 250 V. This standard also covers lampholders which are integral with a luminaire or intended to be built into appliances. It covers the requirements for the lampholder only. This consolidated version of IEC 611843 consists of the third edition (2008), its…
Low-voltage switchgear and controlgear - Part 4-3: Contactors and motor-starters - AC semiconductor ...
IEC 60947-4-3:1999+A1:2006+A2:2011 applies to a.c. semiconductor non-motor load controllers and contactors intended for performing electrical operations by changing the state of a.c. electric circuits between the ON-state and the OFF-state. This consolidated version of IEC 60947-4-3 consists of the first edition (1999), its amendment 1 (2006), its amendment 2 (2011) and its corrigendum of May…
Semiconductor devices - Micro-electromechanical devices - Part 10: Micro-pillar compression test for...
IEC 62047-10:2011 specifies micro-pillar compression test method to measure compressive properties of MEMS materials with high accuracy, repeatability, and moderate effort of specimen fabrication. The uniaxial compressive stress-strain relationship of a specimen is measured, and the compressive modulus of elasticity and yield strength can be obtained. This standard is applicable to metallic,…
Converter transformers - Part 1: Transformers for industrial applications
IEC 61378-1:2011 deals with the specification, design and testing of power transformers and reactors which are intended for integration within semiconductor converter plants. The scope of this International Standard is limited to application of power converters of any power rating. Typical applications are:
- thyristor rectifiers for electrolysis;
- diode rectifiers for electrolysis;
-…
ISO 11435:2011 specifies an inductively coupled plasma/atomic emission spectrometric method for the determination of the mass fraction of molybdenum between 0,05 % and 20 % in nickel alloys.
