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BS EN ISO 12759-3. Fans. Efficiency classification for fans. Part 3. Fans without drives at maximum operating speed Ingestion-build-260237 In 1st version pulse magnitude

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In 1st version pulse magnitude was defined in different ways

2 Monaural testing

Their private sector counterparts

The algebraic formulae discussed in ISO 24678-1 can be useful for estimating the consequences of design fire scenarios

BS EN ISO 12759-3. Fans. Efficiency classification for fans. Part 3. Fans without drives at maximum operating speed Ingestion-build-260237 In 1st version pulse magnitude

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