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SN EN 50121-3-1/A1
Railway applications - Electromagnetic compatibility - Part 3-1: Rolling stock - Train and complete vehicle
Edition
2019-04
SN EN IEC 60947-4-1
Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters
Edition
2019-03
SN EN 62053-11/A1
Electricity metering equipment (a.c.) - Particular requirements - Part 11: Electromechanical meters for active energy (classes 0,5, 1 and 2)
Edition
2017-02
SN EN 60939-3
Passive filter units for electromagnetic interference suppression - Part 3: Passive filter units for which safety tests are appropriate
Edition
2015-11
SN EN 61094-3
Electroacoustics - Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique
Edition
2016-09
SN EN IEC 60318-8
Electroacoustics - Simulators of human head and ear - Part 8: Acoustic coupler for high-frequency measurements of hearing aids and earphones coupled to the ear by means of ear inserts
Edition
2022-05
SN EN IEC 61000-4-11
Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests for equipment with input current up to 16 A per phase
Edition
2020-03
SN EN IEC 61000-3-11
Electromagnetic compatibility (EMC) - Part 3-11: Limits - Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems - Equipment with rated current
Edition
2019-11
SN EN ISO 16773-4
Electrochemical impedance spectroscopy (EIS) on coated and uncoated metallic specimens - Part 4: Examples of spectra of polymer-coated and uncoated specimens (ISO 16773-4:2017)
Edition
2017-07
SN EN 15991
Testing of ceramic and basic materials - Direct determination of mass fractions of impurities in powders and granules of silicon carbide by inductively coupled plasma optical emission spectrometry (ICP OES) with electrothermal vaporisation (ETV)
Edition
2016-01