450 Series Coil Winding Machines

Medium-capacity coil winding m.achine

The Broomfield 450 Series is a cost-effective manual coil winder designed to handle coils up to 80” (2032 mm) in diameter. Ideal for transformer applications with multiple taps or for motor rewinding, it delivers reliable performance and flexible capacity at an affordable price point.

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• Affordable, budget-friendly solution.
• Durable steel construction ensures long-lasting strength.
• Electrically actuated brake delivers precise stopping power.
• Electronic controls enables accurate stopping at the desired coil count.

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Motor Equipment: 3 hp (2.24 kW) AC Vector motor and drive with foot controlled variable speed.

Faceplate: 14" (356 mm) diameter.

Reduction: Gear reducer.

Power Requirements:
Electrical 220 volt, three phase, 30 amps (Other voltages available).

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

Spindle Center Height: 41" (1041 mm) 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 4 Morse taper.

Maximum Distance Between Centers:
450B: 48" (1218 mm)

Maximum Swing Diameter:
450A: 80" (2032 mm)
450B: 63" (1600 mm)

Machine Control: Electronic turns counter with digital display provides programming of a slow down and stop turns count valve.

Weight:
450A 875 lbs. (397 kg)
450B 1,700 lbs. (772 kg)

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• Winding forms and toolings.
• Various headstock and tailstock holding fixtures.
• 5 hp (3.73 kW) spindle motor for speed ranges above 87 RPM.
• Fiberglass banding assembly.
• Custom modifications for special applications.
• Touchscreen, multi-program controller.

Spindle Speeds & Corresponding Torques
0-43 rpm	365 ft. - lbs.*	(495 Nm)
0-58 rpm	270 ft. - lbs.*	(366 Nm)
0-70 rpm	225 ft. - lbs.**	(305 Nm)
0-87 rpm	180 ft. - lbs.*	(244 Nm)
0-116 rpm	135 ft. - lbs.*	(183 Nm)
0-175 rpm	90 ft. - lbs.*	(122 Nm)
0-233 rpm	67 ft. - lbs.*	(91 Nm)