| Model | TPR-3030D | |
| Max Voltage | 30V | |
| Max Current | 30A | |
| Adjust Type | Stepless Knob | |
| Input Power | AC 220V 50Hz±2Hz / AC 110V 60Hz±2Hz | |
| Constant Voltage Mode | Current effect | ≤ 2×10-4+ 1mV |
| Load effect | ≤ 5×10-4+ 10mV | |
| Ripples and noises | ≤ 3mV r.m.s. | |
| Constant Current Mode | Current effect | ≤ 2×10-3+ 10mA |
| Load effect | ≤ 5×10-3+ 20mA | |
| Ripples and noises | ≤ 15mA r.m.s. | |
| Precision | Voltmeter | ±1%+2 figures |
| Ammeter | ±2%+2 figures | |
| Protection | Over Current Protection | |
| Operating Temperature | -10℃ to 40℃ | |
| Relative Humidity | < 90% | |
| Storage Temperature | -20℃ to 80℃ | |
| Relative Humidity | < 80% | |
| Overall dimensions | 425×260×155 mm | |
| Weight | 22kg | |
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