Empire Magnetics Inc – Motors That Survive

Motors That Survive...Vacuum & Space

Vacuum Rated Motors Have Been Successfully Installed At:

Vacuum Rated Stepper Motors

15 Family Size - U Series - VX

VX Frame Sizes

Model NumberVX-U15
Drawing Numberlist
EnvironmentVC
MotorU15
PricingVX-U15
NEMA Frame Size15
Number of Magnetic Stacks1
Step Angle1.8
Function

2 phase hybrid

Steps/Revolution200
Input Current Per Phase (series) (A)1.0
Input Current Per Phase Parallel (A)1.8
Inductance per Phase (mh) Ref2.39
Accuracy Grade (%)3
Holding Torque (oz-in) Min17
Dynamic Torque (oz-in) Ref11
Detent Torque (oz-in) Ref1.0
Static Torque At Thermal Current
{unipolar} (oz-in)
15
Static Torque At Thermal Current
{parallel} (oz-in)
17
Static Torque At Thermal Current
{series} (oz-in)
18
Thermal Current {unipolar} (A)1.05
Thermal Current {parallel} (A)1.48
Thermal Current {series} (A).75
Single Coil Inductance (mH)3.50
Single Coil Resistance (ohm)2.30
Series Inductance (mH)14.00
Series Resistance (ohm)4.60
Bearing TypeBall
Bearing Thrust Load (lbs)5.00
Bearing Radial Load (lbs)10.00
Bearing End Play (10-3 in)5.00
Bearing Radial Play (10-3 in).70
Shaft Radial Play Max.0006
Shaft End Play Max (1).005
Rotor Inertia (oz-in2) Ref.136
Body Diameter (in)1.51
Length (L) Max2.00
Lead Wires (total)8
Lead Length (in)12
Weight (lbs) Max0.7

Options:


Modifications:

  • Keyways
  • Custom Shafts


Speed/Torque (oz-in) Charts

CAD Drawings

Wiring Information

Frequently Asked Questions (FAQ)

About Vacuum Installations

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Frequently Asked Questions

Find answers to your questions about Vacuum Rated Motor Selection & Installation.

Learn About Vacuum Rated Motor Selection & Installation

Operating a motor in a vacuum is often perceived as a design challenge. Among engineers, the problems -- outgassing, contamination and temperature -- are well known. What is less well known is that there are now well-developed solutions to each of these problems.

Government Projects & Defense Applications

Empire Magnetics has been awarded and completed US Navy contracts in excess of $100,000 as a prime contractor. The Cage code number assigned was OYMU1, CEC code 19665900H. As a subcontractor to RSI/Comsat, SAIC, Lockheed Martin, Westinghouse, General Electric and other prime contractors for the US Government, contracts in excess of $200,000 have been awarded and completed.

Nationwide & International Distributors for Specialty Motors & Complete Motor System Solutions

Empire Magnetics products are distributed by a nationwide and international network of motion control sales professionals. Your local distributor carries the drives and controls, and the accessories needed to build a complete motion control system.

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