3M Versaflo TR-800 forced air flow system is available as: TR-802E drive unit (includes airflow indicator) TR-819UK/E Starter kit includes: TR-802E drive unit, A2P filter, filter cover, pre-filter (x10), easy-to-clean belt, intrinsically safe battery, battery attachment tool, charging station for one battery, BT-30 self-adjusting length breathing hose and airflow indicator. The 3M Versaflo TR-800 belt-worn forced-air drive unit is ATEX certified and can be used in potentially explosive atmospheres. When combined with one of 3M's approved headgear, it provides a forced-air respiratory protection system that protects against particles, nuisance odors, gases and vapors. The 3M Versaflo TR-800 forced-air drive unit can be used with the following 3M headgear: S-Series and M-Series. Approved according to Zone 0 requirements, so it is suitable for potentially explosive areas and durable under normal conditions (see technical specifications for more information). Three user-selectable airflow speeds for improved comfort. Controlled airflow maintained at a constant nominal level even when the battery discharges or the filter fills with particles. Display shows battery charge status and filter fill level during use. No user calibration of the unit is required. Audible and visual alarms indicate low battery charge and low airflow. Simple, intuitive, easy-to-use two-button operation. Lithium-ion battery with charge level indicator. Six filter options available: P P plus for nuisance levels* of organic vapors and acid gases, and offering protection against hydrogen fluoride at 10 times the maximum allowable concentration (MPC) A1P ABE1P A2P ABE2K1HgP * nuisance level refers to concentrations below the allowable concentration (MPC). Protection class TH2 NWO=50 Protection class TH3 NWO=500 Minimum air flow 170 l/min Standard air flow 185 l/min Medium air flow 205 l/min Increased air flow 225 l/min Battery operating time - standard flow standard 5.5-7.5 hrs. medium flow 4-6.5 hrs. augmented flow 2-5.5 hrs Battery charging time - standard battery less than 3.5 hrs Storage conditions -30°C to + 50°C
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