Placid Industries H11 Hysteresis Brake H11

Description
Torque is proportional to input current, and independent of RPM. Torque is especially smooth, even at near-zero RPM. Also good for light tension / high RPM applications, due to good heat dissipation ratings. All models except H3 have the Cog-Buster which keeps slip torque smooth. Torque is produced without friction plates or magnetic particles. Life is extremely long, even at high RPM, because torque is produced magnetically across an air gap. Slip torque is extremely smooth, even down to zero RPM. Placid Industries' Cog-Buster automatically de-cogs the brake within one revolution of the shaft. With no electrical excitation, the shaft freely rotates. With electrical excitation, the shaft becomes coupled to the case. While the load torque is less than the output torque, the shaft won’t rotate continuously. When the load torque is increased, the brake will slip smoothly at the torque level set by the coil input current. Not suitable for precise positioning applications
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Description
Torque is proportional to input current, and independent of RPM. Torque is especially smooth, even at near-zero RPM. Also good for light tension / high RPM applications, due to good heat dissipation ratings. All models except H3 have the Cog-Buster which keeps slip torque smooth. Torque is produced without friction plates or magnetic particles. Life is extremely long, even at high RPM, because torque is produced magnetically across an air gap. Slip torque is extremely smooth, even down to zero RPM. Placid Industries' Cog-Buster automatically de-cogs the brake within one revolution of the shaft. With no electrical excitation, the shaft freely rotates. With electrical excitation, the shaft becomes coupled to the case. While the load torque is less than the output torque, the shaft won’t rotate continuously. When the load torque is increased, the brake will slip smoothly at the torque level set by the coil input current. Not suitable for precise positioning applications
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Datasheet
Datasheet Summary
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The H11 hysteresis brake provides torque from 0.3 to 11 oz.-in. proportional to input current, independent of RPM. It operates up to 9000 RPM with a 12 ms response time and a maximum case temperature of 180°F. Continuous slip dissipation is 9 watts with the cover, 15 watts without. Shaft inertia is 58 × 10⁻⁵ oz.-in.-sec², and weight is 11 oz. Maximum overhung load is 4 lb. The brake features an auto-decogging mechanism activated by one shaft revolution. A constant-current DC power supply is required for stable torque control. Mount with a flexible coupling, ground the case, and avoid mechanical shock or contamination.

Datasheet Summary
Powered by GS/AI

The H11 hysteresis brake provides torque from 0.3 to 11 oz.-in. proportional to input current, independent of RPM. It operates up to 9000 RPM with a 12 ms response time and a maximum case temperature of 180°F. Continuous slip dissipation is 9 watts with the cover, 15 watts without. Shaft inertia is 58 × 10⁻⁵ oz.-in.-sec², and weight is 11 oz. Maximum overhung load is 4 lb. The brake features an auto-decogging mechanism activated by one shaft revolution. A constant-current DC power supply is required for stable torque control. Mount with a flexible coupling, ground the case, and avoid mechanical shock or contamination.

Suppliers

Company
Product
Description
Supplier Links
H11 Hysteresis Brake - H11 - Placid Industries
Elmira, NY, United States
H11 Hysteresis Brake
H11
H11 Hysteresis Brake H11
Torque is proportional to input current, and independent of RPM. Torque is especially smooth, even at near-zero RPM. Also good for light tension / high RPM applications, due to good heat dissipation ratings. All models except H3 have the Cog-Buster which keeps slip torque smooth. Torque is produced without friction plates or magnetic particles. Life is extremely long, even at high RPM, because torque is produced magnetically across an air gap. Slip torque is extremely smooth, even down to zero RPM. Placid Industries' Cog-Buster automatically de-cogs the brake within one revolution of the shaft. With no electrical excitation, the shaft freely rotates. With electrical excitation, the shaft becomes coupled to the case. While the load torque is less than the output torque, the shaft won’t rotate continuously. When the load torque is increased, the brake will slip smoothly at the torque level set by the coil input current. Not suitable for precise positioning applications

Torque is proportional to input current, and independent of RPM. Torque is especially smooth, even at near-zero RPM. Also good for light tension / high RPM applications, due to good heat dissipation ratings. All models except H3 have the Cog-Buster which keeps slip torque smooth.

  • Torque is produced without friction plates or magnetic particles. Life is extremely long, even at high RPM, because torque is produced magnetically across an air gap.
  • Slip torque is extremely smooth, even down to zero RPM. Placid Industries' Cog-Buster automatically de-cogs the brake within one revolution of the shaft.
  • With no electrical excitation, the shaft freely rotates.
  • With electrical excitation, the shaft becomes coupled to the case.
  • While the load torque is less than the output torque, the shaft won’t rotate continuously.
  • When the load torque is increased, the brake will slip smoothly at the torque level set by the coil input current.
  • Not suitable for precise positioning applications
Supplier's Site Datasheet

Technical Specifications

  Placid Industries
Product Category Electric Brakes
Product Number H11
Product Name H11 Hysteresis Brake
Power 0.0027 HP
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