Tracked Changes. Fibre-optic communication subsystem test procedures. Installed cabling plant. Single-mode attenuation and optical return loss measurements.

Standard published on 19.8.2024

Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Tests. Change of temperature.

Standard published on 6.8.2024

Tracked Changes. Safety of transformers, reactors, power supply units and combinations thereof. Particular requirements and tests for separating transformers with high insulation level and separating transformers with output voltages exceeding 1 000 V.

Standard published on 19.8.2024

Electricity metering equipment. Particular requirements. Static meters for DC energy (classes 0,5 and 1).

Standard published on 13.8.2024

High-voltage switchgear and controlgear. AC metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV.

Standard published on 23.8.2024

Determination of certain substances in electrotechnical products. Tris(2-chloroethyl) phosphate (TCEP) in plastics by gas chromatography-mass spectrometry (GC-MS) and liquid chromatography-mass spectrometry (LC-MS).

Standard published on 12.8.2024

Digital addressable lighting interface. Particular requirements. Input devices. Occupancy sensor.

Standard published on 19.8.2024

Calibration of tuneable laser sources.

Standard published on 6.8.2024

Tracked Changes. Calibration of tuneable laser sources.

Standard published on 9.8.2024

Measurement procedures for materials used in photovoltaic modules. Accelerated stress tests. Methods of abrasion of PV module external surfaces.

Standard published on 14.8.2024