SJ200 Inverter
DC Braking Settings
The DC braking feature can provide | + |
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additional stopping torque when | Running |
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| Free run |
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| DC braking |
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compared to a normal deceleration to a |
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stop. DC braking is particularly useful | 0 |
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at low speeds when normal decelera- |
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tion torque is minimal. When you |
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enable DC braking, the inverter injects – |
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| A053 |
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| A055 |
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a DC voltage into the motor windings
during deceleration below a frequency you can specify (A052). The braking power (A054) and duration (A055) can both be set. You can optionally specify a wait time before DC braking (A053), during which the motor will free run (coast).
CAUTION: Be careful to avoid specifying a braking time that is long enough to cause motor overheating. If you use DC braking, we recommend using a motor with a
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| “A” Function | Run |
| Defaults |
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| ParametersDrive |
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| Func. | Name / | Description | Mode |
| Units |
| Configuring | ||||
| Edit |
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| Code | SRW Display | (EU) | (USA) |
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| A051 | DC braking enable | Two options; select codes: | ✘ | 00 | 00 |
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| 00... Disable |
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| DCB Mode | OFF |
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| 01... Enable |
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| A052 | DC braking frequency | The frequency at which DC | ✘ | 0.5 | 0.5 |
| Hz |
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| setting |
| braking begins, |
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| range is from the start |
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| DCB F | 0000.5Hz |
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| frequency (B082) to 60 Hz |
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| A053 | DC braking wait time | The delay from the end of | ✘ | 0.0 | 0.0 |
| sec. |
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| controlled deceleration to start |
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| DCB Wait 0000.0s |
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| of DC braking (motor free runs |
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| until DC braking begins), |
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| range is 0.0 to 5.0 sec. |
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| A054 | DC braking force for | Level of DC braking force, | ✘ | 0. | 0. |
| % |
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| deceleration | settable from 0 to 100% |
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| DCB V | 00000% |
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| A055 | DC braking time for | Sets the duration for DC | ✘ | 0.0 | 0.0 |
| sec. |
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| deceleration | braking, range is 0.0 to 60.0 |
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| seconds |
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| DCB T | 0000.0s |
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| A056 | DC braking / edge or | Two options; select codes: | ✘ | 01 | 01 |
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| level detection for [DB] | 00... Edge detection |
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| input |
| 01... Level detection |
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| DCB KIND | LEVEL |
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