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Power [kW]: ±300
Output Voltage [V]: 20-2000
Output Current [A]: ±400
Size (WHD) [mm]: 1610x1955x1200
Weight [kg]: 1900
Basic parameters
Output mode: CV, CC,CP, CR, programmable and battery simulation functions
Energy feedback: Receive load energy and feed it back to the grid
Isolation function: Electrical isolation of input and output
Parallel function: Multiple sets of the same model can be installed in parallel
DC output
Voltage
Resolution (V): 0.01
Accuracy: ±0.1% F.S.
Ripple(RMS): 0.1% F.S (resistive load)
Voltage slew rate: 200V/ms
Current
Resolution (A): 0.01
Accuracy: ±0.1% F.S.
Ripple(RMS): 0.1% F.S. (resistive load)
Slope: 500A/ms
Rise time: ≤2ms (10%~90% rated current)
Switching time: ≤4ms (switching from -90% to +90%)
Peak time: 60s (1200V type)
Battery simulation
Battery type: Different battery types such as lithium manganate, lithiumcobaltate, lithiumiron phosphate, nickel-hydrogen, ternary lithium, lithiumtitanate, andlead-acid batteries can be simulated
User-defined battery types and open first, second and third-order RCbatterymodels are supported
Parameter: Number of batteries in series connection, number of batteries in parallel connection, initial SOC, initial temperature, internal resistance, cell capacityand other parameters
Interface: Import of CSV user-defined model is supported
Real-time performance: 1ms command refresh rate
Virtual resistance
Scope: -2 to +2 Ω
Resolution: 1 m Ω
Universal programmable
Programming steps: 200 steps
Programming parameters: Voltage/current, rise time, hold time, trigger pulse output
Rise time range: 1ms-99999s
Flat top time range: 1ms-99999s
Minimum programming time step: 1ms
Editing mode: Add, delete, import, export
Operation mode: Run, stop, loop
Trigger mode: Automatic, manual, external
Measurement
Voltage accuracy: ±0.1% F.S.
Voltage resolution (V): 0.001
Current accuracy: ±0.1% F.S.
Current resolution (A): 0.001
Power accuracy: ±0.2% F.S.
Power resolution (KW): 0.001
AC input
Wiring mode: Three-phase four-wire ABC+PE
Frequency (HZ): 47 - 63
Voltage range (V): 380V±15%
Power factor: 0.99 @ full load
Efficiency: Models of 300kW and above: > 94%, others: > 90%. Harmonic current: ≤3%
Others
Protection function: OVP, OCP, OPP, OTP, Phase loss protection Communication interface Standard configuration: LAN; optional: RS485, CAN
External interlocking: External interlocking input is normally on/off; external interlocking output isnormally on/off.
Trigger signal: Trigger input/output
Control and display: Touch screen control and remote host computer control; display voltage, current, power and operation trend chart
Bleeder resistor cabinet (optional): Under abnormal working conditions of the system, energy will be releasedthrough the bleeder resistor cabinet to ensure the safety of the test object
Capacitance compensation component (optional): Voltage drop caused by cable impedance and the voltage ripple fromtheunit under test
Insulation and withstanding voltage: 10MΩ/DC500V；3600VAC(5000VDC)/1min
Cooling mode: Fan cooling
Operating temperature: -10℃～40℃
Relative humidity: 10% to 90% RAH
Altitude: ≤2000m
