Procurement managers rarely finalize DPU31A-050N without reviewing Autonics Proximity Sensor and Autonics Digital Counter, ensuring that the chosen component meets budget, compliance, and delivery conditions.
Autonics DPU31A-050N Thyristor Power Controller
The Autonics DPU31A-050N Power Controller offers 3-phase, 50A current capacity, Phase control: 0 to 98%, CycleΒ·ON/OFF control: 0 to 100% output range, 110V power supply. Manufactured by Autonics under the Autonics Power Controller category, this model belongs to the SPRM Series.

| Brand | Autonics |
| Product Type | Power Controller |
| Model Number | DPU31A-050N |
Autonics DPU31A-050N Thyristor Power Controller β Technical Specifications
| Specification | Value |
|---|---|
| Control input | ⒠Auto: 4-20mA / 0-20mA / 0-5VDC @(=) / 1-5VDC @(=) / 0-10VDC @(=) / voltage pulse (0/12VDC @(=)) / no-voltage input (ON/OFF) / Communication input (RS485)⒠Manual: inside 10k⦠VR, outside 3 to 10k⦠VR (min. 2W) |
| Control method | β’ Phase control: Normal control(Non-Feedback), static voltage/static current/static power control(Feedback)β’ Cycle control (Z.C.): Fixed cycle control, Variable cycle controlβ’ ON/OFF control (Z.C.) |
| Output range | Phase control: 0 to 98%, CycleΒ·ON/OFF control: 0 to 100% |
| Power supply | 110V |
| Power consumption | β€ 60 W (control power) |
| Environment_Ambient temperature | -10 to 50 β, storage: -20 to 80 β (no freezing or condensation) |
| Environment_Ambient humidity | 5 to 90 %RH, storage: 5 to 90 %RH (no freezing or condensation) |
| Indicator | R, S, T indicator (green)Operation / manual control indicator (green)DI, alarm / unit (V, A) indicator (red) |
| Number of phase | 3-phase |
| Load | β’ Phase control: resistance load, inductive loadβ’ ON/OFF, Cycle control: resistance load |
| Rated current capacity | 50A |
| Option | No option |
| Size | 0~70A |
| Unit weight (packaged weight) | β 6.5 kg (β 7.6 kg) |







