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Duct silencer for supply ventilation noise countermeasures LF type M type-Sasakura Co., Ltd.

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PWL correction value based on inlet area Silencer inlet area

Pressure drop (Pa) Silencer inlet flow rate

Self noise level Octave band center frequency

Sound reduction performance Octave band center frequency

Sound reduction performance Silencer inlet flow velocity (m/s)

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  • Part Number

    LF-7M

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Duct silencer for supply ventilation noise countermeasures LF type M type LF-7M's performance table

Image Price (excluding tax) PWL correction value based on inlet area Silencer inlet area Pressure drop (Pa) Silencer inlet flow rate Self noise level Octave band center frequency Sound reduction performance Octave band center frequency Sound reduction performance Silencer inlet flow velocity (m/s)
Duct silencer for supply ventilation noise countermeasures LF type M type-Part Number-LF-7M Available upon quote 0.125m2 -9dB, 0.25m2 -6dB, 0.5m2 -3, 1m2 0, 2m2 +3, 4m2 +6, 8m2 +9, 16m2 +12, 32m2 +15 1m/s 3, 2m/s 9, 3m/s 19, 4m/s 33, 5m/s 52, 6m/s 75, 7m/s 102, 8m/s 132, etc. 63Hz 46~58dB, 125Hz 35~53dB, 250Hz 44~59dB, 500Hz 36~59dB, 1,000Hz 41~59dB, 2,000Hz 38~61dB, etc. 63Hz 13~15dB, 125Hz 15~19dB, 250Hz 29~33dB, 500Hz 39~43dB, 1,000Hz 38~39dB, 2,000Hz 21~22dB, etc. -9~+9

There are 4 models for this product.

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