5
04.06.2019
stationary radial fan
WPA
-
14
-
S
-
N
Fig. No.2
– Flow chart – Stationary radial fan type WPA-14-S-N
4.1 Information
on energetic
efficiency
of
fans according
to
Guidelines
of European
Commission EU No. 327/2011
1
. Overall efficiency (
ƞ
)
– see flowcharts and Table No.3
2
. Measurement category
–
D
3
. Efficiency category
–
total
4
. Efficiency coefficient
–
N
=
64
(according to the Regulation)
5
. Rotational speed governor
– was not applied
6
.
Product name, serial number
, place of production, year of production
–
on the
nominal
data plate
7
. Rated
power
consumption of the motor [kW]
–
see Table No.1; flow efficiency and
pressure in the energy efficiency optimization point
– see Table No.3,
8
. Rotations per minute
– see Table No.1,
9
.
After
the
period
of operational use, follow steps according to
the
regulations on waste
disposal.
10
. The fans are equipped with silencers, therefore their influence
on the environment is
reduced.
11
. Measurement has been carried out according to PN-EN ISO 5801:2008E
“Industrial
fans
– Performance testing using standardized airways”
Table No.3
– Parameters in the energy efficiency optimization point
Type of the Fan
Overall efficiency
Flow rate
Fan pressure
[%]
[m
3
/h]
[Pa]
WPA-14-S-N
66
12650
2710