| General Specifications |
| Series |
DPU |
| Number of phases |
1-phase |
3-phase |
| Power supply |
110 VAC / 220 VAC / 380 VAC / 440 VAC (FAN and control power 220 VAC 50/60 Hz separately) |
| Allowable voltage |
90 to 110% of rated voltage |
85 to 115% of rated voltage |
| Rated frequency |
50/60 Hz (auto recognition), allowable frequency range:±2 Hz |
| Min. load current |
1 A |
| Output range |
Phase control : 5 to 98%, Z.C. control : 0 to 100% |
| Control method1 |
• Phase control : Normal control(Non-Feedback), static voltage/static current/static power control(Feedback)
• Cycle control(Z.C.) : Fixed cycle control, Variable cycle control
• ON/OFF control(Z.C.) |
| Load |
• Phase control : resistance load, inductive load
• ON/OFF, Cycle control : resistance load |
| Power consumption |
Max. 7 W (except FAN operation power) |
Max. 10 W (except FAN operation power) |
| Display method |
• Display value and SV display : 7Segment 4digit
• Status display : 4LED
• Display value percentage display : 11LED Bar |
• Display value and SV display : 7Segment 4digit
• Status display : 6LED
• Display value percentage display : 11LED Bar |
| Output accuracy |
• Static voltage feedback control : Within ±3% F.S. of rated voltage(within variable ±10% F.S. of rated voltage)
• Static current feedback control : Within ±3% F.S. of rated voltage(within variable 1 to 10 times of rated resistance)
• Static power feedback control : Within ±3% F.S. of rated voltage(within variable ±10% F.S. of rated voltage and within variable 1 to 10 times of rated resistance)
• Normal control : within ±10% F.S. of rated voltage |
| Set method |
By front keys, By communication |
| Control input |
• Auto: 4-20 mA / 0-20 mA / 0-5 VDC / 1-5 VDC / 0-10 VDC /
voltage pulse(0/12 VDC) / no-voltage input(ON/OFF) / communication input(RS485)
• Manual: inside 10 kΩ VR, outside 3 to 10 kΩ VR (min. 2 W) |
| Digital input(DI) |
AUTO/MAN switching, RUN/STOP switching, RESET, Output holding, SP setting (SP1 to 6) |
| Display content |
Control input, load voltage, load current, load power, load resistance, power supply frequency |
| Min. display output |
Min. 2.5% of rated voltage/current |
| Option output |
RS485 communication output(Modbus RTU method), [ max. 32 units] |
| Dielectric strength |
2000 VAC 50/60 Hz for 1 min.(between input terminal and power terminal) |
| Vibration |
0.75 mm amplitude at frequency of 5 to 55 Hz (for 1 min.) in each of X, Y, Z directions for 2 hours |
| Insulation resistance |
Min. 200 MΩ(at 500VDC megger) |
| Noise resistance |
Square shaped noise by noise simulator (pulse width 1μs) ±2 kV |
| Environment |
Ambient temperature |
10 to 50°C, storage : 20 to 80°C |
| Ambient humidity |
5 to 90%RH |
| Approval |
CE |
| Unit weight |
• A Size : 3.0 kg • C Size : 11.0 kg
• B Size : 5.5 kg • D Size : 17.5 kg |
• A Size : 6.5 kg • C Size : 20.0 kg
• B Size : 11.5 kg • D Size : 35.5 kg |