Operating instructions
K3G250-RO40-A2
Translation of the original operating instructions
3.2 Nominal data
Motor
M3G084-DF
Phase
1~
Nominal voltage / VAC
230
Nominal voltage
range / VAC
200 .. 277
Frequency / Hz
50/60
Type of data definition
ml
Speed / min
-1
3700
Power input / W
490
Current draw / A
2.2
Min. ambient temperature
/ °C
-25
Max. ambient
temperature
/ °C
55
ml = Max. load · me = Max. efficiency · fa = Running at free air
cs = Customer specs · cu = Customer unit
Subject to alterations
3.3 Data according to ErP directive
Installation category
A
Efficiency category
Static
Variable speed drive
Yes
Specific ratio
*
1.01
*
Specific ratio = 1 + p
fs
/ 100 000 Pa
Actual
Request
2013
Request
2015
Overall efficiency η
es
/ %
57.2
44.2
48.2
Efficiency grade N
71
58
62
Power input P
ed
/ kW
0.48
Air flow q
v
/ m³/h
1205
Pressure increase total p
sf
/ Pa
754
Speed n / min
-1
3670
Data definition with optimum efficiency.
The ErP data is determined using a motor-impeller combination in a standardised
measurement configuration.
3.4 Technical features
Mass
8 kg
Size
250 mm
Surface of rotor
Coated in black
Material of electronics
housing
Die-cast aluminium
Material of impeller
PA plastic
Material of mounting
plate
Sheet steel, galvanised
Material of support
bracket
Steel, coated in black
Material of inlet nozzle
Sheet steel, galvanised
Number of blades
7
Direction of rotation
Clockwise, seen on rotor
Type of protection
IP 54
Insulation class
"B"
Humidity class
F3-1
Mounting position
Shaft horizontal or rotor on top; rotor on
bottom on request
Condensate discharge
holes
None
Operation mode
S1
Motor bearing
Ball bearing
Technical features
- Output 10 VDC, max. 10 mA
- Alarm relay
- Motor current limit
- PFC, active
- Soft start
- Control input 0-10 VDC / PWM
- Control interface with SELV potential
safely disconnected from the mains
- Over-temperature protected
electronics / motor
- Line undervoltage / phase failure
detection
Touch current acc.
IEC 60990 (measuring
network Fig. 4, TN
system)
<= 3.5 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 61800-5-1; CE
Approval
CCC; CSA C22.2 Nr.77; EAC; UL 2111
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 Product drawing
;
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. 51752-5-9970 · Revision 82624 · Release 2014-05-08 · Page 5 / 11
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 (0) 7938 81-0 · Fax +49 (0) 7938 81-110 · [email protected] · www.ebmpapst.com