DIN EN 60947-9-1 - DRAFT PDF

Published Date: 11/01/2019

Low-voltage switchgear and controlgear - Part 9-1: Active arc-fault mitigation systems - Arc quenching devices (IEC 60947-9-1:2019); German version EN IEC 60947-9-1:2019

Published Date: 08/01/2018

Draft Document - Low-voltage switchgear and controlgear - Active arc-fault mitigation systems - Part 9-1: Arc quenching devices (IEC 121A/200/CDV:2018); German and English version prEN 60947-9-1:2018

Published Date: 09/01/2008

Low-voltage switchgear and controlgear - Device profiles for networked industrial devices - Part 1: General rules for the development of device profiles (IEC 61915-1:2007); English version EN 61915-1:2008

Published Date: 11/01/2009

Electromechanical contactors for household and similar purposes (IEC 61095:2009); German version EN 61095:2009

Published Date: 09/01/2013

Low-voltage switchgear and controlgear assemblies - Part 4: Particular requirements for assemblies for construction sites (ACS) (IEC 61439-4:2012); German version EN 61439-4:2013

Published Date: 10/15/1998

CIE standard colorimetric illuminants

Published Date: 10/15/1998

CIE standard colorimetric observers

Published Date: 02/28/2014

Colorimetry. CIEDE2000 Colour-difference formula

Published Date: 06/03/2019

Erythema reference action spectrum and standard erythema dose

Published Date: 06/30/2014

Characterization of the performance of illuminance meters and luminance meters

Published Date: 03/09/2023

Photometry. The CIE system of physical photometry