Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c - Equipment for testing, measuring or monitoring of protective measures - Part 16: Equipment for testing the effectiveness of the protective measures of electrical equipment and/or medical electrical equipment (IEC 85/831/CDV:2022); German and English version prEN IEC 61557-16:2022

Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 18: DC EV supply equipment monitoring device

Composite hollow core station post insulators with a.c. voltage greater than 1 000 V and d.c. voltage greater than 1 500 V - Definitions, test methods and acceptance criteria (IEC 62772:2023); German version EN IEC 62772:2023

Power cables with extruded insulation and their accessories for rated voltages above 150 kV (Uₘ = 170 kV) up to 500 kV (Uₘ = 550 kV) - Test methods and requirements (IEC 20/1960/CDV:2021); Text in German and English

Binary power generation systems - Part 3-1: Safety requirements for the system with less than 500 kW in capacity

Fiber optical bushings for a.c. voltage greater than 1 000 V and d.c. voltage greater than 1 500 V - Definitions, test methods and acceptance criteria (IEC 36/557/CD:2023); Text in German and English

Mechanical vibration - Measurement and evaluation of machine vibration - Part 2: Land-based gas turbines, steam turbines and generators in excess of 40 MW, with fluid-film bearings and rated speeds of 1 500 r/min, 1 800 r/min, 3 000 r/min and 3 600 r/min - Amendment 1 (ISO 20816-2:2017/DAM 1:2023); Text in German and English

Safety and control devices for gas burners and gas burning appliances - Part 2: Pressure regulators for inlet pressures above 50 kPa up to and including 500 kPa

Safety and control devices for gas burners and gas burning appliances - Part 3: Pressure and/or flow rate regulators for inlet pressures up to and including 500 kPa, electronic types

Heating boilers - Part 5: Heating boilers for solid fuels, manually and automatically stoked, nominal heat output of up to 500 kW - Terminology, requirements, testing and marking