Operating instructions
K3G250-PR17-I5
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 (rpm) / min
-1
3450
Power input / W
750
Current draw / A
3.3
Min. ambient
temperature / °C
-40
Max. ambient
temperature / °C
45
ml = Max. load · me = Max. efficiency · fa = Running at free air
cs = Customer specs · cu = Customer unit
Subject to alterations
3.3 Data in accordance with ecodesign regulation EU 327/
2011
Actual
Request 2015
01 Overall efficiency η
es
/ %
67
49.9
02 Measurement category
A
03 Efficiency category
Static
04 Efficiency grade N
79.1
62
05 Variable speed drive
Yes
06 Year of manufacture
The year of manufacture is specified on the
rating plate on the product.
07 Manufacturer
ebm-papst Mulfingen GmbH & Co. KG
County court Stuttgart · HRA 590344
D-74673 Mulfingen
08 Type
K3G250-PR17-I5
09 Power input P
ed
/ kW
0.71
09 Air flow q
v
/ m³/h
2110
09 Pressure increase total p
sf
/
Pa
749
10 Speed (rpm) n / min
-1
3395
11 Specific ratio
*
1.01
12 Recycling/disposal
Information on recycling and disposal is
provided in the operating instructions.
13 Maintenance
Information on installation, operation and
maintenance is provided in the operating
instructions.
14 Additional components
Components used to calculate the energy
efficiency that are not apparent from the
measurement category are detailed in the
CE declaration.
*
Specific ratio = 1 + p
fs
/ 100 000 Pa
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
9.2 kg
Size
250 mm
Motor size
84
Surface of rotor
Coated in black
Material of terminal box
PP plastic
Material of electronics
housing
Die-cast aluminium
Material of impeller
PP 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
6
Direction of rotation
Clockwise, seen on rotor
Type of protection
IP55
Insulation class
"F"
Humidity (F) /
environmental
protection class (H)
H1
Note ambient
temperature
Occasional start-up between -40 °C and -
25 °C is permissible. For continuous
operation at ambient temperatures below -
25 °C (e.g. refrigeration applications), a
fan version with special low-temperature
bearings must be used.
Mounting position
Shaft horizontal or rotor on bottom; rotor
on top on request
Condensation
drainage holes
Rotor-side
Operation mode
S1
Motor bearing
Ball bearing
Technical features
- Output 10 VDC, max. 10 mA
- Operation and alarm display
- Alarm relay
- Integrated PID controller
- Output limit
- Motor current limit
- PFC, active
- RS485 MODBUS RTU
- 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
Electrical connection
Terminal box
Motor protection
Thermal overload protector (TOP) wired
internally
Cable exit
Variable
Protection class
I (if protective earth is connected by
customer)
Item no. 54783-5-9970 · ENG · Revision 202174 · Release 2018-12-28 · Page 5 / 12
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
