Operating instructions
R2E250-RA50-01
Translation of the original operating instructions
3.2 Nominal data
Motor
M2E068-EC
Phase
1~
1~
Nominal voltage in VAC
230
230
Frequency in Hz
50
60
Type of data definition
ml
ml
Valid for approval /
standard
CE
CE
Speed in min
-1
2500
2450
Power input in W
210
285
Current draw in A
0.93
1.25
Motor capacitor in µF
5
5
Capacitor voltage in VDB
400
400
Capacitor standard
P0 (CE)
P0 (CE)
Min. back pressure in Pa
0
0
Min. ambient
temperature in °C
-25
-25
Max. ambient
temperature in °C
70
50
ml = max. load · me = max. efficiency · fa = running at free air
cs = customer specs · cu = customer unit
Subject to alterations
3.3 Data acc. to ErP Directive
Installation category
A
Efficiency category
Static
Variable speed drive integrated
No
Specific ratio
*
1,00
*
Specific ratio = 1 + p
sf
/ 100 000
Actual
Request
2013
Request
2015
Overall efficiency η
e
40,6
40,4
44,4
Efficiency grade N
58,2
58
62
Power input P
e
in kW
0,21
Air flow q
v
in m³/h
905
Pressure increase total p
sf
in Pa
334
Speed n in min
-1
2505
Data established at point of optimum efficiency
3.4 Technical description
Size
250 mm
Surface of rotor
Coated in black
Material of impeller
Plastic PA6, fibreglass-reinforced
Number of blades
7
Direction of rotation
Clockwise, seen on rotor
Type of protection
IP 44; Depending on installation and
position
Insulation class
"F"
Humidity class
F1-2
Mounting position
Any
Condensate discharge
holes
None
Operation mode
S1
Motor bearing
Ball bearing
Leakage current
< 0.75 mA
Motor protection
Thermal overload protector (TOP) wired
internally
Cable exit
Variable
Protection class
I (if protective earth is connected by
customer)
Product conforming
to standard
EN 60335-1; CE
For cyclic speed loads, note that the rotating parts of the device
are designed for maximum one million load cycles. If you have
specific questions, contact ebm-papst for support.
3.5 Mounting data
For depth of screw, see chapter 3.1 Graphic rendition of products
;
Secure the mounting screws against accidentally coming loose (e.g.
by using self-locking screws).
Strength class for
mounting screws
8.8
You can obtain additional mounting data from the product drawing if
necessary.
3.6 Transport and storage conditions
;
Use the device in accordance with its protection type.
Max. permissible
ambient motor temp.
(transp./ storage)
+ 80 °C
Min. permissible
ambient motor temp.
(transp./storage)
- 40 °C
Item no.: 11455-5-9970 · Revision: 75902 · Print-out: 2012-02-20 · Y. Uhlmann (VM-TDO) · Page 5 / 9
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 7938 81-0 · Fax +49 7938 81-110 · [email protected] · www.ebmpapst.com
