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Electromagnetic compatibility (EMC) - Part 4: Testing and measurement techniques - Section 31: Measurements in the frequency range 2 kHz to 9 kHz. Basic EMC standard

Pneumatic systems (SpA ISO/TC 131/SC 9, -WG 2)

Household and similar electrical appliances - Safety -- Part 2-9: Particular requirements for grills, toasters and similar portable cooking appliances

Household and similar electrical appliances -- Safety -- Part 2-9: Particular requirements for grills, toasters and similar portable cooking appliances

Gas heated catering equipment - Part 2-9: Specific requirements - Solid tops, warming plates and griddles

Low-voltage switchgear and controlgear - Active arc-fault mitigation systems - Part 9-2: Optical-based internal arc-detection and mitigation devices (IEC 121A/338/CDV:2020); German and English version prEN IEC 60947-9-2:2020

Safety of transformers, reactors, power supply units and combinations thereof - Part 2-9: Particular requirements and tests for transformers and power supply units for class III handlamps (IEC 96/566/CDV:2023); German and English version prEN IEC 61558-2-9:2023

Automatic electrical controls - Part 2-9: Particular requirements for temperature sensing controls IEC 72/1428/CDV:2024

Electrical installation for lighting and beaconing of aerodromes - Mobile photometric in-field measurement of precision approach and runway light fixtures

Gas heated catering equipment - Part 2-9: Specific requirements - Solid tops, warming plates and griddles

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