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Copyright © 2017, Fast ČR, a.s.
TECHNICAL SPECIFICATIONS
SFE 3011BK
Rated voltage range .................................................................... 220−240 V
Rated frequency .....................................................................................50 Hz
Rated power ............................................................................................. 30 W
Electrical shock protection class ................................................................ II
Noise level .......................................................................................... 49 dB(A)
Maximum fan ow rate ....................................................... 37.86 m3/min
Service value .................................................................... 1.51 (m3/min)/W
Maximum air velocity ..................................................................... 2.86 m/s
Measurement standard
for service value .................................IEC 60879:1986, EN 50564:2011,
EN 60704-2-7:1998, EN 60704-1:2010
Contact details for obtaining
more information ..................... FAST ČR, a. s., Černokostelecká 1621,
251 01 Říčany, Czech Republic
SFE 4021BK
Rated voltage range .................................................................... 220−240 V
Rated frequency .....................................................................................50 Hz
Rated power ............................................................................................. 40 W
Electrical shock protection class ................................................................ II
Noise level .......................................................................................... 55 dB(A)
Maximum fan ow rate ....................................................... 51.32 m3/min
Service value .................................................................... 1.65 (m3/min)/W
Maximum air velocity ..................................................................... 2.38 m/s
Measurement standard
for service value .................................IEC 60879:1986, EN 50564:2011,
EN 60704-2-7:1998, EN 60704-1:2010
Contact details for obtaining
more information ..................... FAST ČR, a. s., Černokostelecká 1621,
251 01 Říčany, Czech Republic
The declared noise emission level is 49 dB(A) for model SFE 3011BK,
and 55 dB(A) for model SFE 4021BK, which represents alevel Aof
acoustic power with respect to areference acoustic power of 1 pW.
Explanation of technical terminology
Safety class for electrical shock protection:
Class II – electrical shock protection is provided by double or heavy-
duty insulation.
We reserve the right to change text and technical specications.
INSTRUCTIONS AND INFORMATION REGARDING THE
DISPOSAL OF USED PACKAGING MATERIALS
Dispose of used packaging material at asite designated for waste
in your municipality.
DISPOSAL OF USED ELECTRICAL AND ELECTRONIC
EQUIPMENT
This symbol on products or original documents means
that used electric or electronic products must not be
added to ordinary municipal waste. For proper disposal,
renewal and recycling hand over these appliances to
determined collection points. Alternatively, in some
European Union states or other European countries you
may return your appliances to the local retailer when
buying an equivalent new appliance.
Correct disposal of this product helps save valuable natural resources
and prevents potential negative eects on the environment and
human health, which could result from improper waste disposal. Ask
your local authorities or collection facility for more details.
In accordance with national regulations penalties may be imposed
for the incorrect disposal of this type of waste.
For business entities in European Union states
If you want to dispose of electric or electronic appliances, ask your
retailer or supplier for the necessary information.
Disposal in other countries outside the European Union.
This symbol is valid in the European Union. If you wish to dispose of
this product, request the necessary information about the correct
disposal method from the local council or from your retailer.
This product meets all the basic requirements of EU
directives related to it.
6


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