Technical Parameters for High-voltage Frequency Converters
Output Output Voltage
 Three Phase, 0-3kV, 0-6kV, 0-10kV
Rated Capacity
 350kVA-20000kVA
Rated Current
 20A-1200A
Overload Capacity
 110% Continuously, 120% 1 Minute, Repeat every 10 minutes, 150% Move, 180% Protect
Frequency 0.5Hz~120Hz
Input Input Voltage
 Three-phase: 3kV 6kV 10kV
Input Frequency
 50Hz
Acceptable Wave Voltage: ±10%, Frequency: ±5%
General Capability Start Frequency
 0.5~60Hz
Frequency Precision
 Set Highest Frequency Value±0.01
Frequency Resolution
 0.01Hz(below 99.99Hz), 0.1Hz(above100Hz)
Efficiency
 =96% (Rated Load)
Input Power Factor
 =0.96(Rated Load)
Harmonic in Output Voltage Conform GB/T 14549-1993
Control Inverter Control
 Multiple Electrical Level PWM
Voltage Frequency Characteristic Select Through V/f Curve Line
Accelerate/Decelerate Time
 Set Between 2~2000s
Additional Functions
 Set Running Mode (Open /Close Loop), V/f Curve Line Selection, Low Frequency Compensation, Set Frequency Avoiding Area and others
Voltage Isolation Method
 Fiber
Control Power Input AC 220V/20KVA
Protection Overvoltage, Over current, Under voltage, Undercurrent, Short-circuit, Excessive Heating, External Alarm and others
Running Control Unit Cabinet Touch Panel
Higher-level Computer Remote Control
Display Control Unit Cabinet Display Screen Output Frequency, Output Voltage, Output Current, Set Value, Fault Message
Higher-level Computer
Analog Value Input 16 Analog Signal Input, Voltage/Current Mode
Communication Interface Field Industrial Bus PROFIBUS Interface, Extendable; RS485 Communication Interface, O/E Isolated; RS232 Communication Interface
Environment Temperature
 0?~ 40?
Relative Humidity
 5%~95%
Altitude
 Below 1000m
Apply Condition
 Indoor, No Corrosive or Explosive Gas
Vibration
 5.9m/s2(Below 0.6g)
Preservation Temperature -40?~ 70?
Shell Protection level IP30 or IP40
Cooling Method Forced Air Cooling, Deionizer Water Cooling
Additional Information Running Parameter Record and Output, Fault Record Automatically