GPC-1850D and GPC-3030D DC Power Supplies (Digital Displays)
Features
- Triple Output
- Dual 0~18V 0~5A (GPC-1850D)
Dual 0~30V 0~3A (GPC-3030D)
and 5V 3A fixed output
- Auto tracking
- Auto series and parallel operation
- Constant voltage and constant current operation
- Low ripple and noise
- Overload and reverse polarity protection
- Two 3½ digit 0.5" LED displays switchable between voltage and current
For versions of these power supplies with analogue displays see the GPC-1850 and GPC-3030 models, and for a version with quad LED displays see the GPC-3030DQ model.
Specifications
| OPERATION MODES |
| Independent |
GPC-1850D: Two independent outputs from 0V to 18V and 0A to 5A
GPC-3030D: Two independent outputs from 0V to 30V and 0A to 3A
and 5V 3A fixed output |
| Series |
GPC-1850D: Output from 0V to ±18V at 5A, or 0V to 36V at 5A
GPC-3030D: Output from 0V to ±30V at 3A, or 0 to 60V at 3A
and 5V 3A fixed output |
| Parallel |
GPC-1850: Output from 0V to 18V at 10A
GPC-3030: Output from 0V to 30V at 6A
and 5V 3A fixed output |
| CONSTANT VOLTAGE OPERATION |
| Line Regulation |
£0.01% +3mV |
| Load Regulation |
£0.01% +3mV (rated current £3A) £0.02% +5mV (rated current £10A) |
| Ripple and Noise |
£1mV rms 5Hz ~ 1MHz |
| Recovery Time |
£100µs (50% load change, minimum load 0.5A) |
| CONSTANT CURRENT OPERATION |
| Line Regulation |
£0.2% +3mV |
| Load Regulation |
£0.2% +3mV |
| Ripple Current |
£3mA rms |
| TRACKING OPERATION |
| Tracking Error |
£0.5% + 10mV of master |
| Series Regulation |
£300mV |
| METER |
| Meter Types |
3½ digit 0.5" LED displays switchable between voltage and current readings |
| Meter Accuracy |
±(0.5% of rdg + 2 digits) |
| 5V FIXED OUTPUT |
| Line Regulation |
£5mV |
| Load Regulation |
£10mV |
| Ripple and Noise |
£2mV rms |
| Voltage Accuracy |
5V ±0.25V |
| Output Current |
3A |
| INSULATION |
| Chassis and Terminal |
20MW or above (500V DC) |
| Chassis and AC Cord |
30MW or above (500V DC) |
| GENERAL |
| Power Source |
100V, 120V, 220V, 240V AC ±10%, 50/60Hz |
| Dimensions |
255mm (width) x 145mm (height) x 335mm (depth) |
| Weight |
GPC-1850D: Approx 11.5kg
GPC-3030D: Approx 11.5kg |
| Accessories |
Test leads (three of type GTL-105 or GTL-104 depending on current) and instruction manual |
