1 .7 ” (4 3 m m ) Dia m e t e r, 8 P o le , Bru s h le s s DC Mo t o r
2 4 VDC
Unit of
Me as ure
RPM
Part Numbe rs
Motor Da ta
119272*
4388
.16
119275*
No Load Speed, Nominal
No Load Current, Nominal
Stall Torque, Theoretical
4308
.18
amps
oz.-in.
12.7
8.96
5.75
4.06
51.3
36.20
11
Ncm
Continuous Torque
oz.-in.
Ncm
7.77
Speed @ Torque, Nominal
Current @ Torque, Nominal
Continuous Power, Max.
Torque Constant
RPM
2425
1.0
3000
1.75
24
amps
watts out
oz.-in. /amp
Ncm/amp
V/kRPM
V/rad/sec
millisecond
millisecond
oz.-in./(watt^.5)
Ncm/(watt^.5)
oz.-in.sec2
Ncm-sec^2
ohms
10
7.39
5.21
7.53
5.31
Voltage Constant
5.47
5.57
0.052
.273
.202
0.053
.339
Electrical Time Constant
Mechanical Time Constant
Motor Constant
.134
2.37
4.12
1.67
2.91
Rotor Inertia
8.00 x 10-6
0.0565
9.74
2.66
3.5
1.60 x 10-5
0.0113
3.34
1.13
Terminal Resistance
Terminal Inductance
Thermal Resistance
Length (“L” above)
millihenry
ºC/W
1.90
inches
1.864
47.35
.51
2.614
66.40
.78
mm
Weight
lb.
kg
0.23
0.35
Shaft Length (“S” above)
inches
.75
1.00
25.40
mm
19.05
*These part numbers are available through AMETEK Rotron distributors. See page 54 for distributor information.
NOTES
* Motors require brushless motor controller for operation, refer to the controller section (page 45) for applicable controllers.
* Motor design characteristics are based on an operating environment of 25ºC.
* Nominal and maximum performance figures are based on a winding temperature of 105ºC.
* This document is for informational purposes only and should not be considered as a binding description of the products and their performance in all applications.
* AMETEK RTMD products are not designed for and should not be used in medical life support applications.
* AMETEK reserves the right to revise its products without notification.
* The above characteristics represent standard products. For product designed to meet specific applications contact AMETEK RTMD Marketing and Sales.
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1.7M99