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The ACS355-03U-31A0-4, part of ABB's ACS355 series, is a 20 hp variable frequency drive designed for speed control of three-phase motors. It provides a 31 A constant torque rating with panel mount configuration, IP20 enclosure, and 380-480 VAC input range. Features include optional closed-loop control, dynamic braking, and sensorless vector motor control. Operator controls are available separately.
| Manufacturer Part Number | ACS355-03U-31A0-4 |
| Item Number | ACS355-03U-31A0-4 |
| Manufacturer | ABB |
| Product Series | ACS355 |
| Family Series | ABB Drives, ACS355 Series |
| Input Phase | 3 |
| HP (Constant Torque Rating) | 20 hp |
| Amps (Constant Torque Rating) | 31 A |
| Braking Type | DC Injection, Dynamic Braking Transistor Included |
| Closed Loop | Optional |
| AC Line Regenerative | No |
| Operator Controls | Sold Separately, See Accessories |
| IP Rating | IP20 |
| Motor Control-Max Level | Open Loop Vector (Sensorless Vector) |
| Mounting | Panel |
| Input Range Voltage (AC) | 380-480 VAC |
| Max Frequency | 600 Hz |
| Package | ACS350R4IP20-NP |
| Frame Size | R4 |
| Enclosure | R4 |
| Dynamic Braking Trans | Included |
| Depth | 6.65 " |
| Width | 10.24 " |
| Height | 7.95 " |
| Net Weight | 10.05 lbs |
| Gross Weight | 14.92 lbs |
Ships within 48 hours · Estimated delivery Jun 22 - Jun 27
US$40
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