Electromagnetic Brakes

Mechanical Power Transmission

Two-Phase Stepper Motor incorporates electromagnetic brake.

November 18, 2015

Preassembled with built-in, power-off activated electromagnetic brakes, 1.8° and 0.9° PKP Series includes configurations featuring bipolar and unipolar windings and 1.38, 1.65, and 2.22 in. frame sizes. When power is accidentally cut off, electromagnetic brake holds load in position to prevent movement. At standstill, motor can be held by electromagnetic brake that can also be used to suppress heat generated from motor by switching off motor current and using brake as holding function. Read More

Mechanical Power Transmission

Variable Torque Brakes do not employ wearing components.

November 11, 2015

Available in three 24/80 V models with rated torque of 3, 6, and 12 Nm, PBZ magnetic particle brakes provide adjustable and precise torque control for automated packaging systems and similar applications. Self-contained magnetic particles slow, stop, hold, and restart system with repeatable accuracy. Torque is independent of slip speed and variable from 0 to rated torque, and engagement sped ensures accurate positioning without jolts or jerking. All 3 sizes have 400 rpm allowable rotation. Read More

Controls & Controllers, Mechanical Power Transmission

Magnetic Particle Brakes target clean room environments.

October 27, 2015

Available in shafted or thru bore models, MP-B Series provides torque ranges from 0.4–8,851 lb-in. Magnetic particle brakes deliver smooth, repeatable performance with silent operation and are suitable for applications that require torque independent of speed. Offering long, maintenance-free service life, space-saving units are available as standalone brakes or with optional passive or forced air cooling. Read More

Mechanical Power Transmission

XY Stage is driven by ironless core linear motor.

January 10, 2014

Driven by 3-phase motor, KT230-EDLM linear positioning stage offers 110 X 110 mm travel, ±3 micron positional accuracy, and 0.05 micron repeatability. Electromagnetic brake is included as safety feature in event of power loss. Integrated temperature sensor and Hall effect limit switches are also standard. Stage body is manufactured from black-anodized, low-distortion aluminum alloy and includes backlash-free, stainless steel cross roller linear bearings. Max load rating is 150 N. Read More

Mechanical Power Transmission

Permanent Magnet Brake operates in temperatures to 140°C.

March 14, 2013

Featuring 17 mm max bore and 8,000 rpm max rating, 0.85 lb model PMB-06 comes standard with armature/hub and 24v coil but can be modified to specification. Size and 6.6 lb-ft of static torque make this brake suitable for medical and other portable applications. When brakes are released, airgap is present that completely releases armature for zero drag. Zero backlash suits servo and precision holding applications, and permanent magnets can apply controlled stop if needed.
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Mechanical Power Transmission, Transportation Industry Products

Double Elevator Brake ensures safety of home elevators.

February 1, 2011

Intended for home elevators, Model RNB0.4WB-01 consists of 2 identical brakes mounted on one adaptor flange. Since brakes are holding only, both operate simultaneously when they are required to come on. In event of one brake failure, other unit is still capable of handling torque load required. Both brakes are equipped with limit switches that indicate when brake is either engaged or disengaged. Read More

Mechanical Power Transmission, Transportation Industry Products

Double Elevator Brake operates with small passenger elevators.

August 9, 2010

Designed to meet requirements in Japan, Europe, and other countries, Model RNB 1.8WB-01 consists of 2 identical brakes mounted on one adaptor flange. Brakes are holding only and operate simultaneously when required to come on. If one brake fails, second brake is capable of handling torque load required. Both are equipped with limit switches, which indicate when brake is engaged or disengaged. Read More

Mechanical Power Transmission

Magnetic Particle Brakes offer optional mounted fan.

June 29, 2010

Used for tension control of foil, film, wire, and paper, Models OPB 120N and OPB 250N are rated at 110 and 220 lb-in., respectively, with heat dissipation of 80 W and 100 W. Optional mounted fan increases heat dissipation to 200 W and 240 W, respectively. Since output torque is almost directly proportional to input voltage/current, torque can be controlled accurately. Read More

Mechanical Power Transmission

Electromagnetic Brake delivers 4.5 lb-in. torque.

March 18, 2009

Supplied standard with 24 V coil, Model MCB5 is capable of speeds of 3,600 rpm. Brake uses zero backlash spring armature so there is no rattle noise when brake is disengaged. Bore on hub/armature comes standard with keyway and 2 set screws. Small, lightweight brake is RoHS-compliant and suited for both industrial and automotive applications. Read More

Mechanical Power Transmission

Electromagnetic Brakes are designed for wind turbines.

March 17, 2009

Electrically-released, spring-engaged brakes of ERS series serve as pitch brakes for wind turbine applications that require both static holding power and ability to withstand high inertia dynamic stops in emergency situation. Each electromagnetic brake is mounted outboard of inductive encoder, which is mounted to back of motor to position blades to proper pitch. Largest model, ERS68, has capacity of more than 20,000 fully-loaded dynamic stops and offers 100 lb-ft of static torque. Read More

Mechanical Power Transmission

Clutch/Brake Modules feature electromagnetic operation.

February 19, 2009

With internal component mounting and external housing fin design, Gen 2 Clutch/Brake Modules feature optimal heat dissipation and stop/start frequencies, particularly in enclosed configurations. Input-to-output axis alignment minimizes vibration, noise, and wear, while integrated mounting bolts facilitate installation and allow conduit box to be located directly on top of unit. Modules are suited for motion control in material handling, food processing, and packaging applications. Read More

Mechanical Power Transmission

Brake Module features improved C-face technology.

February 28, 2008

Gen 2 Packaged Electromagnetic Clutch/Brake module features improved internal component mounting and external housing fin design for heat dissipation that optimzes stop/start frequencies. Input-to-output axis alignment reduces vibration, noise, and wear. With custom mounted bolts, conduit box is located on top of unit for consistent orientation. Available in sizes 50, 100, and 180, modules also offer optional cover kits which convert vented units into fully enclosed modules. Read More

Mechanical Power Transmission

NEW! World K Series Induction, Reversible and Electromagnetic Brake Motors

October 5, 2007

Oriental Motor has expanded it's World K Series AC motor product line. All World K Series models have a built-in overheat protection device and conform to major international safety standards. UL/CSA standards, CE marking and now carry the CCC (China Compulsory Certification system) mark. A Protective Earth terminal has been added for additional safety and the motors conform to the RoHS... Read More

Mechanical Power Transmission

Power-Off Brakes provide static holding in absence of power.

December 12, 2006

Available in diameters from 1.83-5.00 in., Thomson-Deltran AKB series spring-set electromagnetic power-off brakes provide static engagement with torque from 12.5-470 lb-in. While field assembly is fixed and prevented from rotating, rotor assembly is secured to shaft. In absence of power, fixed and rotating components are engaged which stops and/or holds load. When coil is energized, rotating components are disengaged, allowing shaft to rotate freely. Read More

Mechanical Power Transmission

Clutch/Brake Modules require no maintenance.

August 2, 2005

Electromagnetic Smooth-Start UniModules provide consistent, smooth starting and stopping throughout entire torque range. Units are NEMA C-face compatible and automatically adjust for wear. They can be paired with CBC-300 clutch/brake control, which allows clutch and brake torque levels to be set independently. Once torque levels are set, control's circuitry supplies constant current to clutch/brake, regardless of voltage or operating environment. Read More

Machinery & Machining Tools, Mechanical Power Transmission

Brake features internally mounted encoder.

February 28, 2005

Smart Brake has sealed, hollow shaft incremental encoder that provides continuous feedback for speed, direction, and positioning. Information received from encoder can be fed to PLCs, vector drives, and variable speed controls. Brake is available in torque ratings from 1.5-175 lb-ft to fit NEMA C Face motors from 56C-286TC. Enclosure types include standard, waterproof, washdown, and UL-approved hazardous location. Read More

Mechanical Power Transmission

Spring Set Motor Brakes require no tools for operation.

April 8, 2003

Dings Mark II and III electromagnetic, spring-set motor brakes offer exterior, manual release mechanisms that require no tools for operation. With one flip of lever or turn of knob, brake is released, allowing maintenance and other operations to be performed. Reverse operation engages brake. Release designs are available on 70 and 80 Series brakes for NEMA motors in sizes 182TC through 286TC. Read More

Controls & Controllers, Mechanical Power Transmission

Powder Brake and Controller provide precise tension control.

July 29, 2002

Double E/Re Eleflex magnetic particle brake provides quick-response tension control for light-tension applications. Low-voltage 24 Vdc operation presents no safety hazards. Mega Controller connects to powder brake without current regulator. Three push-button keyboard allows easy programming of 40 functions. Three independent PID settings allow controller to have different set-ups for running, acceleration, and deceleration modes. Read More

Mechanical Power Transmission

Stepper/Servo Brake is front-end mounted.

July 2, 2002

FEB failsafe, power-off brake is specifically designed to be mounted on front end of stepper or servo motors as added safety feature for holding load in place. Brake holds load like parking brake or can be designed to stop load when power is shut off. Available in NEMA 23 and NEMA 34 sizes, FEB features maximum speed of 8,000 rpm. Attached to stepper or servo motor by bolting on or plugging in, unit comes in 24 and 90 Vdc voltages. Read More

Mechanical Power Transmission

Disc Brake suits crane duty.

April 29, 2002

360 Series armature-actuated electric disc brake is available in 4 sizes with static torque ratings of 60, 110, 180, and 300 lb-ft. NEMA frame sizes 182TC through 444/445TC are offered, as well as IEC frames 132C to 160C an 132 to 225D. Features include IP56 enclosure, universal mounting, internal-maintained manual release, and modular brake assembly that does not require readjusting air gaps. AAB brake direct-acting design employs 2 moving parts. Read More