| ELECTRICAL SPECIFICATIONS | |
|---|---|
| AC Input | 380 – 480VAC, +/- 10%, 48 – 62Hz 3 phase, 3 wire, phase insensitive |
| Displacement Power Factor | 0.95 @ 10-100% rating |
| Efficiency | 94% @ rated power, nominal line voltage |
| ENVIRONMENTAL SPECIFICATIONS | |
| Altitude | 1000m (3,300 ft) maximum without derating |
| Ambient operating temperature | 0 to 50C (32 to 122F) |
| Storage | -20 to 60C (-4 to 140F) |
| Relative humidity | 5 to 95% non-condensing |
| Vibration | 0.152mm (0.006 inches) displacement, 1G peak |
| GENERAL TECHNICAL DATA AND OPERATING CONDITIONS | |
| Load type | Series RLC load |
| Operating mode | Continuous |
| Cooling method | Direct water cooling |
| Cooling water quality | Per Data Sheet |
| Cooling water inlet temperature | 10 to 35C (50 to 95F) |
| Minimum differential pressure | 2 bar (30PSI) between inlet and outlet |
| Maximum pressure | 8 bar (116PSI) |
| CONTROL SPECIFICATIONS | |
| Output power range | 10 to 100% |
| Output frequency range | 1 kHz to 30 kHz |
| Power regulation | +/-0.05% of set value with +/-10% input voltage change |
| Current limit | Current limit programmed to 100% of rated output current |
| Heat station | Adjustable matching transformer and capacitor. Contained in inverter enclosure |
| I/O | Analog input; 0-10V & 4-20ma; 16 bit Analog output; 0-10V & 4-20ma; 16 bit |
| PLC hardware | Siemens HMI touch screen, Siemens plc with Profibus (other manufacturers available upon request) |
| Regulation modes | Power or output current |
| Control technique | Full digital control, no potentiometer for power or current calibration |
| Alarms | Low water pressure, high inlet water temperature, high outlet water temperature, undervoltage, overcurrent, out of sync, inverter IGBT fault, chopper IGBT fault, output current sensor fault, dc current sensor fault |
