Testing of ceramic raw materials and ceramic materials - Direct determination of mass fractions of impurities in powders and granules of silicon carbide by optical emission spectrometry by direct current arc excitation (DCArc-OES)

Direct current (DC) plugs and socket-outlets for information and communication technology (ICT) equipment installed in data centres and telecom central offices - Part 1: Plug and socket-outlet system for 2,6 kW (IEC/TS 62735-1:2015)

IEC 61000-4-34: Electromagnetic compatibility (EMC) Part 4-34: Testing and measuring techniques - Voltage dips, short interruptions and voltage variations immunity tests for equipment with input current more than 16 A per phase. Basic EMC publication

AMENDMENT to Document 64/875/CD: IEC 364 - Part 7: Requirements for special installations or locations - Section 719: Installations of systems with circuits incorporating equipment with limitation of the fault current and/or with the possibility of DC...

Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (RCCB's) - Part 2-1: RCCBs according to 4.1.1 (IEC 23E/1219/CD:2020); Text in German and English

Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBO's) - Part 2-1: RCBOs according to 4.1.1 (IEC 23E/1221/CD:2020); Text in German and English

Electrical and electronic circuit breakers — Part 27: Single pole with galvanic disconnection, rated current 50 A to 100 A, with thermal-magnetic release, push-pull actuation, detail standard; Text in German and English

Electrical and electronic circuit breakers - Part 21: Single pole with galvanic disconnection, rated current 0,5 A to 50 A, without or with auxiliary switch, with thermal release, push-pull actuation, detail standard; Text in German and English

Electrical and electronic circuit breakers - Part 6: Single pole with galvanic disconnection, rated current up to 25 A, without or with auxiliary switch, -55 °C to 125°C, temperature compensated, detail standard; Text in German and English

Nuclear electromagnetic pulse (NEMP) and lightning protection - Test methods, test equipment and limits - Part 71: Testing by direct injection of energetic part of lightning current according to VG 95371-10 (Test Method LF 71); Text in German and English