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The 3M 7100150924 is a powered air-purifying respirator (PAPR) motor blower unit designed for use with the TR-800 series respiratory protection system. The unit mounts to a standard work belt, keeping the blower and battery assembly at the waist and routing filtered air to a connected headtop or facepiece via a breathing tube. It runs on a rechargeable lithium-ion battery and is rated intrinsically safe, making it suitable for use in environments where ignition hazards from electrical equipment are a concern. An integrated airflow indicator provides a real-time check that the system is delivering adequate airflow to the wearer. This unit is installed and serviced by industrial safety professionals and occupational health personnel.
The 7100150924 is intended for use in industrial and commercial environments requiring continuous respiratory protection, including applications where flammable gases or vapors may be present. The belt-mount design distributes the weight of the motor and battery away from the headtop, reducing neck and shoulder fatigue during extended wear. Typical applications include chemical processing, refining, painting operations, confined space entry, and other environments with elevated airborne contaminant levels where a PAPR configuration is specified by a site respiratory protection program.
Designed for use within the 3M TR-800 series powered air-purifying respirator system. Consult the TR-800 series component guide to confirm headtop, filter, and breathing tube compatibility before ordering.
Installation and fitting of PAPR systems should be performed by a qualified safety professional in accordance with the site respiratory protection program and applicable OSHA 29 CFR 1910.134 requirements. Before servicing or replacing the blower unit, power down the system and remove the battery per the manufacturer procedure. Do not attempt to disassemble the motor blower housing or modify any electrical components, as doing so may void the intrinsically safe rating.
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