Product Data Sheet 4312 NMU
4312 NMU
INDEX
1
2
General ...................................................................................................................................................................... 3
Mechanics ................................................................................................................................................................. 3
2.1
2.2
General .............................................................................................................................................................. 3
Connections ....................................................................................................................................................... 3
3
Operating Data .......................................................................................................................................................... 4
3.1
3.2
3.3
3.4
Electrical Operating Data ................................................................................................................................... 4
Electrical Features ............................................................................................................................................. 4
Aerodynamics .................................................................................................................................................... 6
Sound Data ........................................................................................................................................................ 7
4
Environment .............................................................................................................................................................. 7
4.1
4.2
4.3
General .............................................................................................................................................................. 7
Climatic Requirements ....................................................................................................................................... 7
Mechanical Requirements ................................................................................................................................. 8
5
Safety ......................................................................................................................................................................... 9
5.1
5.2
Electrical Safety ................................................................................................................................................. 9
Approval Tests ................................................................................................................................................... 9
6
Reliability ................................................................................................................................................................... 9
6.1
General .............................................................................................................................................................. 9
Product Data Sheet 4312 NMU
1
General
Fan
Clockwise
Air outlet over struts
Ball bearing
Any
Fan type
Rotating direction looking at rotor
Airflow direction
Bearing system
Mounting position - shaft
2
2.1
Mechanics
General
Width
Height
Depth
Mass
Housing material
Impeller material
Max. torque when mounted across both mounting
flanges
Screw size
Rotor protrusion max.
119,0 mm
119,0 mm
32 mm
0,26 kg
Plastic
Plastic
Wire outlet corner: 80 Ncm
Remaining corners: 80 Ncm
ISO 4762 - M4 degreased, without an additional
brace and without washer
0,4 mm
2.2
Connections
Wires
L = 310 mm
+- 10,0 mm
24
1,5 mm
Electrical connection
Lead wire length
Tolerance
Wire size (AWG)
Insulation diameter
Wire
1
2
Color
red
blue
Operation
+ UB
- GND
03/26/2018
page 3 of 10
Product Data Sheet 4312 NMU
3
3.1
Operating Data
Electrical Operating Data
Normal air density = 1,2 kg/m3; Temperature 23°C +/- 3°C; Motor axis horizontal; warm-up
time before measuring 5 minutes (unless otherwise specified). In the intake and outlet area
should not be any solid obstruction within 0,5 m.
corresp. to free air flow (see chapter aerodynamics)
corresp. to arithm. mean current value
Measurement
conditions:
∆p = 0:
I:
Features
Voltage range
Nominal voltage
Power consumption
Tolerance
Current consumption
Tolerance
Speed
Tolerance
Starting current
consumption
Condition
Symbol
U
U
N
P
Values
6V
0,5 W
+- 17,5 %
80 mA
+- 17,5 %
1.100 1/min
+- 12,5 %
12 V
2,2 W
+- 12,5 %
183 mA
+- 12,5 %
2.100 1/min
+- 7,5 %
900 mA
15 V
3,6 W
+- 15 %
240 mA
+- 15 %
2.500 1/min
+- 10 %
∆p = 0
0010
∆p = 0
I
0010
∆p = 0
n
0010
3.2
Electrical Features
None
Rectifying diode
I
F
< 100 uA
Auto restart
I
block
approx. 900 mA
t
3
/ t
4
typical: 0,5 s / 3 s
Electronic function
Reversed polarity protection
Max. residual current at U
N
Locked rotor protection
Locked rotor current at U
N
Clock signal at locked rotor
03/26/2018
page 4 of 10
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