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40 & 50 Series Brakes

Dings | Small-Frame Motor Brakes | 3/8 to 6 lb-ft

Dings 40 & 50 Series Brakes

Compact spring-set brakes for small motors

The Dings 40 and 50 Series are compact, spring-set, electrically released disc brakes for small AC and DC motors. They stop and hold loads on light conveyors, packaging equipment, doors and small machinery, and retrofit easily to existing motors.

✔ 40 Series: selectable 3/8 or 3/4 lb-ft torque
✔ 50 Series: 1.5 to 6 lb-ft on a 3.00 in. C-face register
✔ Dripproof NEMA 2, IP40 enclosures
✔ Manual release and external wire outlet options

Jump to:

Brake Styles | Specifications & Options | Rebuilds | FAQ

Dings 50 Series End Mount without Manual Release

The 40 Series uses one or two rotating friction discs to give 3/8 or 3/4 lb-ft from the same brake. The 50 Series covers 1.5 to 6 lb-ft with internal or external wire outlets and a deadman manual release.

Brake Styles

Every standard 40 & 50 Series brake style, with its torque range, motor frames, enclosure and manual. Specifications are from Dings published data.

Brake styleTorqueMotor framesEnclosureManual
Dings 50 Series End Mount without Manual Release50 Series End Mount without Manual Release
Base models: 51001-05A, 51003-05A, 51006-05A
1.5 to 6 lb-ftSmall C-face motors (AK 3.00 in. register)NEMA 2, IP40BK4618
Dings 50 Series End Mount50 Series End Mount
Base models: 51001-050, 51003-050, 51006-050
1.5 to 6 lb-ftSmall C-face motors (AK 3.00 in. register)NEMA 2, IP40BK4618
Dings 50 Series End Mount with Manual Release and External Wire Outlet50 Series End Mount with Manual Release and External Wire Outlet
Base models: 51001-080, 51003-080, 51006-080
1.5 to 6 lb-ftSmall C-face motors (AK 3.00 in. register)NEMA 2, IP40BK4618
Dings 40 Series End Mount with Manual Release40 Series End Mount with Manual Release
Base models: 40000-013
3/8 and 3/4 lb-ftSmall AC and DC motorsNEMA 2, IP40BK4042
Dings 40 Series End Mount without Manual Release40 Series End Mount without Manual Release
Base models: 40000-012
3/8 and 3/4 lb-ftSmall AC and DC motorsNEMA 2, IP40BK4042
Filter these in the Brake Selector →

Specifications & Options

Torque range3/8 to 6 lb-ft
Reaction time15-20 milliseconds (release and set)
Maximum speed3600 rpm
Thermal capacity4 HPS/Min
C-face register3.00 in. AK / 3.75 in. AJ
CoilsSingle phase AC
EnclosuresNEMA 2

Design features

Selectable torque: Two rotating friction discs are used for 3/4 lb-ft torque and one friction disc is used for 3/8 lb-ft torque. Retrofit to small AC and DC motors. Plated internal parts – RoHS compliant.

Available options

Adapter to Next larger Frame Size · Tropical Protection · Class H Insulation

Special voltages, hub bores and torques are available. Ask us.

Rebuilds & Replacement

Gordon Russell is an authorized Dings distributor and rebuilds Dings brakes in our shop: friction discs, coils, springs, seals and hubs, tested before they go back out. Send us the model number from the nameplate, or the motor HP, RPM, frame and voltage, and we will quote a rebuild or a new brake. We can also match a Dings brake to replace other makes.

Brake Selector

Filter all 78 Dings brake styles by torque, NEMA frame, enclosure and mounting.

Open the Brake Selector →

Literature

The Dings catalog and brake selection guide.

Dings Catalog (PDF) →Selection Guide (PDF) →

Dings brakes: All Electric Motor Brakes | 40 & 50 Series | 60 Series | 70 Series | 80 & 90 Series | Double C-Face | Hazardous & Naval | Brake Selector


FAQ

Can a 40 Series brake be added to an existing motor?

Yes. The 40 Series is designed to retrofit to small AC and DC motors. Send us the motor details and we will confirm the fit and hub bore.

How is the 40 Series torque changed?

Two rotating friction discs give 3/4 lb-ft and one disc gives 3/8 lb-ft, so the same brake covers both ratings.

What voltages are available?

Standard single-phase AC coils from 115 V to 575 V, with special voltages available. Tell us your supply when you request a quote.

Do you rebuild small Dings brakes?

Yes. We rebuild and repair Dings brakes in our shop, including friction disc and coil replacement.

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