R2E250RB Datasheet, PDF (1/2 Pages) List of Unclassifed Manufacturers – AC centrifugal fans - RadiCal®

AC centrifugal fans - RadiCal®
Series R2E250 RB Ø250 mm
Highlights:
– Backward curved
– 7-blade impeller, single phase motor
– Thermal overload protector (TOP) wired internally
– Mounting position: Shaft horizontal or rotor on bottom; rotor on top on request
– Condensate discharge holes: Rotor-side
– Ingress protection of IP44; dependent on installation and position
Material: Fiberglass reinforced composite
Impeller: PA
Direction of rotation: Clockwise, seen on rotor
Nominal Data
Type
R2E250-RB02-11
R2E250-RB06-12
CFM
VAC
Watts
RPM
o_C
g
µF
1010.1 115
50/60
Yes
395
3,050 -25...60 3,800
IP44
20
Yes
1006.5 230
50/60
Yes
390
3,100 -25...55 3,800
IP44
5
Yes
(1) Nominal data at operating point with maximum load.
RC2uEr2v5e0s-RB02-11 Curves
0
1.150
1.100
1.050
1.000
950
900
850
800
750
700
650
600
550
500
450
400
350
300
250
200
150
100
50
0
0
100
200
300
400
Druck p f s[Pa]für Rho=1,2kg/m^3
qv [cfm]
500
600
700
800
900 1.000 1.100
4,8
4,6
4,4
4,2
4
3,8
3,6
3,4
3,2
4
3
2,8
2,6
3
2,4
2,2
2
1,8
1,6
1,4
2
1,2
1
0,8
0,6
0,4
0,2
1
0
200
400
600
800
1.000
1.200
1.400
1.600
1.800
qv [m³/h]
Measurement: LU-131705
Air performance measured
as per: ISO 5801, Installation
category A, without protection
against accidental contact.
Suction-side noise levels:
LWA as per ISO 13347, LPA
measured at 1m distance to
fan axis.
The values given are valid
under the measuring
conditions mentioned and may
vary accoring to the actual
installation situation.
With any deviation to the
standard set-up, the specific
values have to be checked
and reviewed once installed
or fitted.
For detailed information on
the measuring set-up, please
contact ebm-papst.
n
rpm
A1
A2
A3
A4
A5
A6
A7
A8
A9
A 10
A 11
A 12
A 13
A 14
A 15
A 16
3220
3125
3050
3170
Pe
I
LwA
A
W (115V) dB(A)
352
3.07
81
380
3.31
76
395
3.45
74
363
3.17
80