Kemppi FreshAir Flow Control unit - Manual (Page 16)

10. TECHNICAL DATA
FreshAir Flow Control
Airflow 140 – 210 l/min
at 8 adjustable flow rates
Weight of the blower unit incl. the filter and battery 900 g
Noise level 55 – 61 dB
NiMh battery lifetime 500 – 700 charging cycles
Charging time 10 – 14 hours
Belt size 80 – 100 cm
Recommended temperature range 10 – 40 °C
Recommended humidity range 20 – 80 % Rh
Certification EN 12 941 TH2
Operation time See the following table
Notified body for CE testing:
Výzkumný ústav bezpečnosti práce, v.v.i. – ZL
Testing Laboratory No. 1024
Jeruzalémská 9, 116 52 Praha 1
Authorized Body 235
Notified Body 1024
Expected operating time of the blower unit after being fully
charged (hours)
Airflow Filter
min. middle max. PSL R
X 10 h
X 6 – 7 h
X 4 – 5 h
NOTE! Operating time can be decreased where filters are clogged or the
battery is undercharged.