Power LINK 8

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

Billet and Bar Heating