AC Axial Fans
General Specications
Outline
Panel Cut-Outs
inch
(mm)
Units:
11925PB (119 X 25L)
Material
Casing : Aluminum (Black Painting)
Impeller : Plastic (Black) UL93V-0
Bearing : Ball Bearing
Lead Wire
: AWG22, UL3266
or Terminal : Faston #110 or equivalent
Expected Life
Failure Rate: 10%
25°C 100,000 Hours
Motor Structure: Shaded Pole Induction Motor
Motor Protection: Impedance Protection
Insulation Resistance:
100MΩoroverwithaDC500VMegger
Dielectric Withstand Voltage: AC 1800V 3s
Allowable Ambient Temperature Range:
-10°C ~ +70°C (Operating)
-40°C ~ +70°C (Storage)
(non-condensing environment)
4 – (φ4.3)
φ5.35
.169
INLET SIDE / OUTLET SIDE
(φ136)
4.52
(115)
4.52
(115)
4.14
(105)
4.14
(105)
20
40
60
Static Pressure
Ps
(Pa)
0 0.7
24.7
.08
.16
.24
53 79.4
1.5 2.25
Air Flow
(m3/min)
CFM
L
K
In H2O
60Hz
50Hz
Flange Type
NAME PLATE
(25.5
±
0.5)
1.00
±
.04
4.69
±
.04
.14
±
.02
(3.5)
.14
±
.02
(3.5)
AIR
(105
±
0.3)
4.13
±
0.2
(119)
4.69
±
.04
(105
±
0.3)
4.13
±
0.2
(119)
ROTATION
.169
8 – (φ4.3
±
0.2)
Legacy Part No. 4710PS
Characteristic Curves
NMBTC.COM / 248.919.2250
DC Axial Fans
Legacy Part No. 4710PS
AC Axial Fans
11925PB (119 X 25L)
Specications
Rated Frequency Starting Current Input Speed Max. Max. Static Noise Mass
MODEL LEGACY P/N Voltage Voltage Power AirFlow Pressure
(V) (Hz) (V) (A)*1 (W) (min-1)*2 CFM*1 (m3/min)*2 in H2O (Pa)*2 (dB)*2 (g)
11925PB-A0K-EA-00 4710PS-10T-B20-B00 100 50 65 0.120 8.0 1900 49.4 1.40 .08 19.6 29.0 360
100 60 65 0.100 7.0 2100 53.0 1.50 .086 21.5 30.0 360
11925PB-A0L-EA-00 4710PS-10T-B30-B00 100 50 65 0.220 14.0 2300 63.5 1.80 .16 41.1 34.0 360
100 60 65 0.180 11.0 2700 70.6 2.00 .16 41.1 38.0 360
11925PB-A1K-EA-00 4710PS-12T-B20-A00 115 50 75 0.100 8.0 1900 49.4 1.40 .09 23.5 29.0 360
115 60 75 0.090 7.0 2000 53.0 1.50 .08 21.5 30.0 360
11925PB-A1L-EA-00 4710PS-12T-B30-A00 115 50 75 0.190 14.0 2300 63.5 1.80 .16 41.1 34.0 360
115 60 75 0.160 11.0 2700 70.6 2.00 .16 41.1 38.0 360
11925PB-B0K-EA-00 4710PS-20T-B20-B00 200 50 130 0.070 9.0 1900 45.9 1.30 .08 19.6 29.0 360
200 60 160 0.060 8.0 2000 53.0 1.50 .086 21.5 30.0 360
11925PB-B0L-EA-00 4710PS-20T-B30-B00 200 50 130 0.110 14.0 2300 63.5 1.80 .16 41.1 34.0 360
200 60 130 0.090 11.0 2700 70.6 2.00 .16 41.1 38.0 360
11925PB-B2K-EA-00 4710PS-22T-B20-B00 220 50 175 0.060 9.0 1900 49.4 1.40 .08 19.6 29.0 360
220 60 175 0.050 8.0 2100 53.0 1.50 .086 21.5 30.0 360
11925PB-B2L-EA-00 4710PS-22T-B30-B00 220 50 175 0.100 14.0 2300 63.5 1.80 .16 41.1 34.0 360
220 60 175 0.080 11.0 2700 70.6 2.00 .16 41.1 38.0 360
11925PB-B3K-EA-00 4710PS-23T-B20-A00 230 50 175 0.060 9.0 1900 49.4 1.40 .09 23.5 29.0 360
230 60 175 0.050 8.0 2100 53.0 1.50 .08 21.5 30.0 360
11925PB-B3L-EA-00 4710PS-23T-B30-A00 230 50 175 0.100 14.0 2300 63.5 1.80 .16 41.1 34.0 360
230 60 175 0.090 11.0 2700 70.6 2.00 .16 41.1 38.0 360
11925PB-B4K-EA-00 4710PS-24T-B20-A00 240 50 140 0.060 9.0 1900 49.4 1.40 .08 19.6 29.0 360
240 60 140 0.050 8.0 2100 53.0 1.50 .086 21.5 30.0 360
11925PB-B4L-EA-00 4710PS-24T-B30-A00 240 50 130 0.100 15.0 2300 60.0 1.70 .16 41.1 34.0 360
240 60 130 0.080 13.0 2700 70.6 2.00 .16 41.1 38.0 360
Rotation:Counterclockwise AirowOutlet:AirOutOverStruts *1:MaximumValuesinFreeAir
** Contact NMB for Availability *2: Average Values in Free Air
*3: Minimum Values in Free Air
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NMBTC.COM / 248.919.2250