High-power DC power supply

1. High power density: 50kW for a single module and 500kW for a single cabinet
2. Master-slave multi-machine parallel connection technology: no parallel connection, parallel connection does not affect the response speed
3. Redundant design: any combination of modules and cabinets can be output
4. CPCI central control unit: the interface is fully optical fiber isolated
5. Electromagnetic compatibility design: electromagnetic shielding cabinet
6. Constant voltage, constant current and constant power can be selected
7. Perfect protection scheme
8. A variety of communication modes are optional

Product Introduction
Product specifications

Main uses

Equipment matching, electronic equipment aging, laboratory, capacitor sophistication, electrolysis, electric arc furnace power supply, crystal growth, electric heating and other occasions.

Features

1. 50kW for a single module and 500kW for a single cabinet;
2. Master-slave multi-machine parallel connection technology: no parallel connection, parallel connection does not affect the response speed;
3. Redundant design: any combination of modules and cabinets can be output;
4. CPCI central control unit: the interface is fully optical fiber isolated;
5. Electromagnetic compatibility design: electromagnetic shielding cabinet;
6. Constant voltage, constant current and constant power can be selected;
7. Perfect protection scheme;
8. A variety of communication modes are optional;
9. Protection mode: over-voltage protection, over-current protection, over-temperature protection, phase loss protection, short-circuit protection, overload protection, input under-voltage and over-voltage protection.

Main technical parameters

1. Input and output	Input: AC three-phase 380V (-5%/+10%) 50Hz±10% Wiring: three-phase four-wire (PE), TN-S power supply mode Output maximum voltage and current value: customized according to customer requirements
2. Voltage stabilization accuracy	Source effect: ≤0.2% of nominal value±1 word (rate of change in output voltage due only to input source voltage change (-5%/+10%)) Load effect: ≤0.3% of rated value±1 word (rate of change of output voltage only due to the change of output current from zero to rated value)
3. Steady flow accuracy	Source effect: ≤0.2% of the rated value±1 word (the rate of change of output current due only to the change in input source voltage (-5%/+10%)) Load effect: 1 word ≤0.3% of rated value ± (rate of change of output current only due to a change in output voltage from zero to rated value)
4. Ripple (r.m.s)	≤0.5% FS rating (measured at 80%~100% rated output)
5. Efficiency	≥93% FS
6. Power factor	cosΦ≥ 0.93 FS
7. Voltage and current regulation	Adjustment range: approximate 0 ~ rated linear and continuously adjustable Setting: Potentiometer adjustment, touch screen setting, host computer setting (optional)
8. Protection methods	Over-voltage, over-current, over-temperature, phase loss and short-circuit protection, output can be turned off within 10uS
9. Voltage and current display	Display: LCD meter, touch screen display (optional) Display resolution: 0.1V; 0.01A Meter head error: ≤±0.5%FS±1 word (measurement range 10%~100% rating)
10. Overload capacity	Less than 1.05 times the rated current, still working normally
11. Environmental conditions	Place of use: For indoor use only Temperature: -5°C~40°C Air humidity: ≤80% There is no conductive dust and gases or vapors that destroy the insulating medium No severe vibration and shock Good ventilation conditions