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Electromagnetic Clutches and Brakes

NAC Type

  • Spring actuated type electromagnetic brake

Overall View

Part Number


Model Max Speed
Static friction torque
Coil 20deg.C Voltage DC
Coil 20deg.C Wattage
Coil 20deg.C Current
Air Gap Armature pull
Air Gap Armature Standard
Air Gap
Release Max


Model Diameter A
Diameter B
Diameter C H8
Diameter D max H7
Diameter D Pilot Hole H7
Diameter E


Model Length L
Length M
Length N
Length O
Length P

Other Specifications

Model Moment of Inertia J
Angle X
Angle Y
Bolt S Screw Size Bolt S Quantity Combination Pin T Diameter Combination Pin T Quantity


1.Initial torque is 60% of rated torque
2.Since product with prepared coupling pin hole is delivered, it shall be processed at assembly.
3.Please indicate dimension of the part marked. (If nothing is indicated, product with prepared hole shall be delivered).
4.For this product, power unit of over excitation type which applies 2 - 4 times of rated voltage at power supply (approximately 1 second) shall be utilized.(Which shall be ordered separately with reference to electromagnetic clutch / electric component for brake.)

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