Magnetic Particle Brake (Hollow-shaft Type) Technical Summary
1. Product Overview
This document provides technical specifications for a series of magnetic particle brakes with hollow-shaft design, identified by model numbers such as ZKX0S3AA, ZKX0S6AA, and ZKX1S2AA. These brakes operate on DC 24V at 75ºC.
2. Key Specifications
- Capacity: Ranges from 0.3 to 1.2 kgm (equivalent to 3 to 12 Nm rated torque).
- Rated Torque: Specified in Newton-meters (Nm), matching the capacity values.
- Moment of Inertia (J): Values range from 3.5 x 10-5 to 1.6 x 10-4 kgm2, indicating the rotational inertia of the brake rotor.
- Current Consumption: Between 0.4 A and 0.5 A at DC 24V.
- Power Consumption: Approximately 9.6 W to 12 W.
- Time to Establish Torque (S): Between 0.035 and 0.07 seconds, indicating quick response time.
- Maximum Rotational Speed: Up to 400 rpm.
3. Mechanical Dimensions and Features
- Keyway: Dimensions provided for key slots, e.g., 3-M4*P0.7*6L and ød H7.
- Exterior Dimensions: Detailed measurements for parameters such as A, B, C, D, D1, D2, D3, W, and T are listed for each model, ensuring compatibility with mounting requirements.
- Output Cable: Standard length of 300 mm.
4. Model-Specific Data
| Model | Capacity (kgm/Nm) | Current (A) | Power (W) | Moment of Inertia (kgm²) | Time to Establish Torque (s) | Max Speed (rpm) | Keyway | Dimensions (mm) |
|---|
| ZKX0S3AA | 0.3 (3) | 0.4 | 9.6 | 3.5 x 10-5 | 0.035 | 400 | 3-M4*P0.7*6L | A: 43, B: 6.5, C: 25, D: 88, D1: 47, D2: 80, D3: 15, W: 5, T: 17.3 |
| ZKX0S6AA | 0.6 (6) | 0.4 | 9.6 | 9 x 10-5 | 0.05 | 49 | 6.5 | A: 30, B: 105, C: 55, D: 97, D1: 20, D2: 6, D3: 22.8 |
| ZKX1S2AA | 1.2 (12) | 0.5 | 12 | 1.6 x 10-4 | 0.07 | 50 | 7 | A: 30, B: 118, C: 62, D: 110, D1: 25, D2: 8, D3: 28.3 |
5. Critical Notes and Recommendations
- The brakes are designed for quick torque establishment, suitable for applications requiring rapid response.
- Maximum rotational speed is limited to 400 rpm to ensure safe operation.
- Mechanical dimensions must be carefully matched to the application to ensure proper fit and function.
- Electrical specifications indicate low power and current consumption, beneficial for energy-efficient designs.
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