Broomfield 500 Series

Large Capacity Coil Winding Machine

The Broomfield 500 Series is a three speed coil winding machine that is often used for winding larger diameter coils at lower speeds. In its headstock only configuration, the 500A is a very rugged and economical choice for hand winding.


Motor Equipment: 2HP (1.49 kW) AC vector motor and drive with foot controlled variable speed.

Faceplate: 14" (356mm) diameter

Primary Reduction: Belt and pulley

Secondary Reduction: Gear reducer

Spindle Speeds & Corresponding Torques
0-14 rpm 750 ft. - lbs. (1017 Nm)
0-50 rpm 210 ft. - lbs. (285 Nm)
0-85 rpm 121 ft. - lbs. (164 Nm)

Power Requirement: Electrical: 220 Volt, three-phase, 20 amps
Other voltages available.

Spindle Rotation: Either direction can be selected by a switch on the control panel

Spindle Center Height: 43" (1092mm) from the floor

Brake: Electromagnetic spring-set disc brake operated by removing foot from variable speed control, by total turns counter, or by emergency stop button

Tailstock: Mounted on precision ways to allow positioning anywhere along winding axis. 4” (102mm) quill travel and 60° live center in number 3 morse taper.

Maximum Distance Between Centers:
500B & 500C: 42" (1066mm)

Maximum Swing Diameter:
500A: 83" (2107mm)
500B & 500C: 63" (1599mm)

Machine Control:
A & B Models: Programmable Electronic Counter.
C Model: S-50 Winding Controller with 50 programmable stops, 7 program capacity, parallel and spiral layering and end stops to define winding width. (See S-50 page for details)

500A: 1,500 lbs. (682 Kg)
500B: 2,500 lbs. (1136 Kg)
500C: 3,900 lbs. (1773 Kg)


For additional information on coil winding equipment or other Broomfield machines, please contact us directly at (978) 779-6600 or through our online contact form.