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11938KA Datasheet PDF

11938KA
NMB-MAT

Part Number 11938KA
Description DC Axial Fans
Page 1 Pages
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11938KA (119 X 38L)
NMBTC.COM / 818.341.3355
Legacy Part No. 4715KL
General Specifications
Motor Protection:
Auto Restart/Polarity Protection
Insulation Resistance:
10M Ω or over with a DC500V Megger
Dielectric Withstand Voltage: AC 700V 1s
Allowable Ambient Temperature Range:
N Class:
-10°C ~ +40°C (Operating)
L ~ M Class:
-10°C ~ +70°C (Operating)
L ~ M Class:
-40°C ~ +70°C (Storage)
N Class:
-40°C ~ +60°C (Storage)
(non-condensing environment)
Expected Life
Failure Rate: 10%
25°C 100,000 Hours
Characteristic Curves
In H2O (Pa)
.48 100
.32 80
.24 60
.16
Ps
40
.08 20
N
M
L
K
J
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
17.6 35.3 53 71 88 106 124
Air Flow
(m3/min)
CFM
Material
Casing : Plastic (Black) UL94V-0
Impeller : Plastic (Black) UL94V-0
Bearing : Ball Bearing
Lead Wire : UL1007, AWG24, +Red, -Black
Panel Cut-Outs
Units:
inch
(mm)
.169
4 – (φ4.3±0.2)
.169
4 – (φ4.3±0.2)
4(.φ81824.0)
4(.φ91626.0)
Outline
.169
8 – (φ4.3±0.2)
ROTATION
AIR
NAME
PLATE
4.13
(105.0)
4.51
(114.5)
INLET SIDE
Specifications
4.13
(105.0)
4.51
(114.5)
OUTLET SIDE
1.5
(38.4 ± 0.5)
4.13
(105.0 ±0.5)
4.69
(119.0 ±0.5)
Rated Operating Current Input Speed
Max.
Max. Static
MODEL
LEGACY P/N Voltage Voltage Power Air Flow Pressure
Noise Mass
11938KA-12J-EA-00 4 715KL-04W-B10-E00
11938KA-12K-EA-00 4715KL-04W-B20-E00
11938KA-12L-EA-00 4715KL-04W-B30-E00
11938KA-12M-EA-00 4715KL-04W-B40-E00
11938KA-12N-EA-00 4715KL-04W-B50-E00
11938KA-24J-EA-00 4 715KL-05W-B10-E00
11938KA-24K-EA-00 4715KL-05W-B20-E00
11938KA-24L-EA-00 4715KL-05W-B30-E00
11938KA-24M-EA-00 4715KL-05W-B40-E00
11938KA-24N-EA-00 4715KL-05W-B50-E00
11938KA-48J-EA-00 4715KL-07W-B10-E00
11938KA-48K-EA-00 4715KL-07W-B20-E00
11938KA-48L-EA-00 4715KL-07W-B30-E00
** 11938KA-48M-EA-00
11938KA-48N-EA-00
4715KL-07W-B40-E00
4715KL-07W-B50-E00
(V) (V) (A)*1 (W)*1 (min-1)*1
12 6.0 ~ 13.8 0.27
12 6.0 ~ 13.8 0.40
12 6.0 ~ 13.8 0.55
12 6.0 ~ 13.8 0.70
12 9.5 ~ 12.6 1.00
24 10.0 ~ 27.6 0.15
24 10.0 ~ 27.6 0.21
24 10.0 ~ 27.6 0.31
24 10.0 ~ 27.6 0.35
24 18.0 ~ 25.0 0.50
48 25.0 ~ 55.2 0.08
48 25.0 ~ 55.2 0.11
48 25.0 ~ 55.2 0.16
48 25.0 ~ 55.2 0.20
48 30.0 ~ 60.0 0.16
3.24
4.80
6.60
8.40
12.00
3.60
5.04
7.44
8.40
12.00
3.84
5.28
7.68
9.60
7.68
2300
2650
2950
3200
3600
2300
2650
2950
3200
3600
2300
2650
2950
3200
3600
CFM*1 (m3/min)*1 in H2O (Pa)*1 (dB)*1
83.6 2.37 .17 44.1 37.0
97.0 2.75 .22 55.9 41.0
108.0 3.07 .27 68.2 42.5
118.0 3.34 .33 81.4 46.5
129.9 3.68 .44 110.0 50.0
83.6 2.37 .17 44.1 37.0
97.0 2.75 .22 55.9 41.0
108.0 3.07 .27 68.2 42.5
118.0 3.34 .33 81.4 46.5
130.0 3.68 .44 110.0 50.0
83.6 2.37 .17 44.1 37.0
97.0 2.75 .22 55.9 41.0
108.0 3.07 .27 68.2 42.5
118.0 3.34 .33 81.4 46.5
130.0 3.68 .44 110.0 50.0
(g)
260
260
260
260
260
260
260
260
260
260
260
260
260
260
260
Rotation: Clockwise
Airflow Outlet: Air Out Over Struts
*1: Average Values in Free Air
Note: PWM/Locked Rotor/Tach Available
** Contact NMB for availability

















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