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M Series Fan Filter Unit, 2' x 2', Bennett and Bennett (CAT#: STEM-C-1273-ZJF)

Highlights

Low Profile: The height of all M Series models is 12-5/8".
Standard Ceiling Size: All 2' x 4' models are designed to fit a nominal 2' x 4' ceiling grid with a 22.5" x 46.5" standard opening.
Air Flow: Airflow ranges from 400 to 750 CFM for a 2' x 4' unit and 250 to 400 CFM for a 2' x 2' unit. At 90 FPM, CFM is nominal 632 on a 2' x 4' and 300 on a 2' x 2' unit respectively. Airflow for units running at 50 Hz will be about 20% less.

Cat Number: STEM-C-1273-ZJF

Application: Semiconductor, electronics, manufacture, bio-engineering, cleanroom, or any other places requiring high cleanliness environment.

Model: M Series

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Description

M Series Fan Filter Units manufactured by Bennett and Bennett clean and pressurize air flowing into a controlled environment such cleanrooms.
Both Variable Speed and Three Speed models are available from us.
There is a wide range of operating voltages available for these devices.

Specification

Size: 2' x 2'
Velocity: 90 FPM @ initial 0.47 w.g.
Filter Efficiency: 99.99% @ 0.3 micron or larger
Optional Access Port: for introducing an upstream challenge or measuring static pressure
Air Flow: 250 to 400 CFM
CFM At 90 FPM: 300
Sound Level: 50-52 dba with less than 45 dba of ambient sound @ 90 FPM measured 30" from face of filter
Warranty: 1 year from the date of shipment

Features

Low Profile: The height of all M Series models is 12-5/8".
Standard Ceiling Size: All 2' x 4' models are designed to fit a nominal 2' x 4' ceiling grid with a 22.5" x 46.5" standard opening.
Air Flow: Airflow ranges from 400 to 750 CFM for a 2' x 4' unit and 250 to 400 CFM for a 2' x 2' unit. At 90 FPM, CFM is nominal 632 on a 2' x 4' and 300 on a 2' x 2' unit respectively. Airflow for units running at 50 Hz will be about 20% less.
Sound Level: At average face velocity of 90 FPM measured 30" from face of filter, sound level is approximately 54 dba with less than 45 dba ambient sound level. Field conditions, voltage and method of testing could produce different results.

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