Product introduction
The ZYJ66-1 is a high-performance permanent magnet DC motor specifically designed for VBI modular spring operating mechanisms in medium-voltage circuit breakers (12-40.5kV). This integrated system delivers reliable, maintenance-free operation for critical switching applications.
Key Features
VBI Mechanism Integration
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Direct coupling with VBI modular spring system
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Integrated position sensing (0-90° rotation)
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Anti-vibration mounting design
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Automatic charge/discharge monitoring
Main technical parameters of the motor
| 电压(V) | 额定电流(A) | 额定功率(W) | 额定转矩(N·m) | 额定转速(r/min) | 工作制(S2 min) |
|---|---|---|---|---|---|
| DC220V、DC110V | 0.7、1.4 | 70 | 40 | 17 | 1 |
| 0.7、1.4 | 120 | 68 | 13（慢速） | 1 |
Main parameters of tooth count
| H | 模数(M) | 齿数(Z) | 压力角(°) | 公法线(W) | 跨测齿数(K) |
|---|---|---|---|---|---|
| 49.6 | 2 | 22 | 20 | 15.3929 | 3 |
| 55.5 | 2 | 23 | 20 | 15.41993 | 3 |
| 52.5 | 2 | 25 | 20 | 15.460693 | 3 |
| 58 | 2 | 29 | 20 | – | 4 |
Main parameters of output sprocket and gear
| 参数 | 值 |
|---|---|
| 齿数 | 22 / 11 |
| 压力角(°) | 20 |
| 公法线长度 | 15.352013 |
| 滚子直径 | 7.75 |
| 量柱测量距 | 52.3625 |
| 跨测齿数 | 3 |
Outline and dimensions of installation
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