Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 20 A to 50 A - Part 001: Technical specification; German version ASD-STAN prEN 3662-001:2024

Electrical and electronic circuit breakers - Part 23: Special fittings for circuit breakers according to VG 95345-6, VG 95345-11, VG 95345-17, VG 95345-20 and VG 95345-21, detail standard; Text in German and English

IEC 62496-2-1 Ed. 1.0: Optical circuit boards - Basic test and measurement procedures - Part 2-1: Measurements - Optical attenuation and isolation

All-or-nothing electrical relays - Tests and Measurements - Part 7-23: Overload (contact circuit) (IEC 94/730/CD:2022); Text in German and English

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

High-voltage switchgear and controlgear - Part 100: Alternating-current circuit-breakers (IEC 17A/1387/CDV:2023); German and English version EN IEC 62271-100:2021/prA1:2023

Tests for electric cables under fire conditions - Circuit integrity - Part 4: Test method for fire with shock at a temperature of at least 830 °C for cables of rated voltage higher than 1kV up to and including 30 kV

Optical circuit boards - Part 4-3: Interface standards - Terminated waveguide OCB assembly using a single-row thirty-two-channel PMT connector intermateable with 250 µm pitch MPO 16 (IEC 86/576/CD:2020); Text in English

Low-voltage switchgear and controlgear - Part 5-7: Control circuit devices and switching elements - Requirements for proximity devices with analogue output (IEC 121A/514/CDV:2022); German and English version prEN IEC 60947-5-7:2022