ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
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, programming and PV standard (EN50530\Sandia) dynamic & static MPPT tracking, PV array
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 connected in parallel
DC output
Voltage
Resolution(V): 0.01
Accuracy: ±0.1% F.S.
Effective ripple value: 0.1% F.S (resistive load)
Voltage slew rate: 200V/ms
Current
Resolution (A): 0.01
Accuracy: ±0.1% F.S.
Effective ripple value: 0.2% F.S. (resistive load)
Rise time: 2.5 ms (10%-90% rated current)
Switching time: 5ms (switching from -90% to +90%)
I-V Curve
Open-circuit voltage
setting range: 20~2000V
Short-circuit current setting range: 1A～Ie
Simulation fill factor range: 0.3~0.95
Photovoltaic panel type: c-si, Thin-film, user-defined
I-V curve update rate: 100ms with online curve switching function
I-V curve editing: EN 50530, Sandia, and simple with user-defined curves; static MPPT curves; dynamic MPPT curves; shadow barrier; curve programming
Number of points on a single curve: 4096 points
Curve setting
1) IV curves can be user-defined using parameters such as Voc, Isc, FF and Pm;
2) The I-V curve database is provided, with the number of curves ≥ 100;
3) IV curves in different situations can be continuously output in the dynamic operating modewith the environmental impacts such as temperature change and irradiance 4) The dynamic I-V curve test program under EN50530 is built-in;
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%
Other Parameters
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 is normally on/off. Trigger signal Trigger input/output
Control and display: Local touch screen control and remote computer control; display voltage, current, power andoperation trend chart
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
