High precision switch DC power supply-PRODUCTS-Yangzhou Xinghan Technology Co., Ltd

High precision switch DC power supply

Product Introduction：

　　XH-KGY01 high-precision switch DC power supply has excellent electronic characteristics such as high accuracy, high precision, and high stability, and is widely used in the battery industry, PCB board manufacturing industry, communication, PLC power supply, electromechanical aging testing and other industries. It has a complete protection circuit, which can better meet the simple and convenient usage needs of users. This series of power supplies has the functions of automatic switching between constant voltage and constant current working modes, overvoltage protection circuit, overheating protection circuit, and short circuit protection; For the convenience of more users, this power supply also adds functions such as preset and viewing of constant voltage value, constant current value, and overvoltage protection value. The product has received unanimous praise from customers!

Product Features Main technical indicators

1. Switch circuit design, small size, light weight, high overall efficiency.

2. Single phase 220V or three-phase 380V input, output power up to 300KW optional.

3. There are two ways to set voltage and current values: touch screen or potentiometer, which are easy to operate.

4. It has voltage and current preset functions, as well as protection functions for overvoltage, overcurrent, short circuit, phase loss, emergency stop, etc.

5. Constant voltage and constant current automatic conversion, with optional functions such as constant voltage timing, constant current timing, startup timing, shutdown discharge, load interruption, short circuit alarm, short circuit protection, overload protection, etc.

6. Multiple remote monitoring functions can be optionally selected to achieve remote operation and real-time monitoring of the power supply's working status.

7. Customized functions can be provided according to customer requirements.

8. CNAS certification report can be provided.

Main technical indicators of products (single phase)
1. Input and output	Input: AC single phase 220V±10% 50Hz±10% Output: DC voltage and current stabilized Output maximum voltage and current value: same product specification
2. Voltage stabilization accuracy	Source effect: less than 0.2% of the rated value (the rate of change of output voltage caused only by a 10% change in the input source voltage) Time drift: ≤ 0.3% of the rated value (only due to the output voltage change rate caused by the continuous operation time of the power supply is greater than 8 hours) Warm drift: ≤0.5‰/℃±2 characters (within half an hour) (only due to the output voltage change rate caused by the ambient temperature change in the power supply operating environment) Load effect: ≤0.3% rated value ±2 words (only the rate of change of output voltage caused by the change of output current from zero to rated value)
3. Steady flow accuracy	Source effect: less than 0.2% of the rated value (the rate of change of output voltage caused only by a change of ±10% in the input source voltage) Time drift: ≤ 0.3% of the rated value (only due to the output voltage change rate caused by the continuous operation time of the power supply is greater than 8 hours) Warm drift: ≤ 0.5‰ / ℃± 2 characters (within half an hour) (only due to the output voltage change rate caused by environmental temperature changes within the power supply operating temperature range) Load effect: ≤0.3% rated value ±2 words (only the rate of change of output current caused by the change of output voltage from zero to rated value)
4. Ripple (r.m.s)	No more than 0.5% of the rated value +10mV (measured when 80%~100% of the rated output is) (when current/voltage is more than 5: no more than 0.8% of the rated value)
5. Efficiency	≥80%
6. Output voltage adjustment range	Approximately 0 to the rated voltage value can be continuously adjusted
7. Output current adjustment range	Approximately 0 to the rated current value can be continuously adjusted
8. Output voltage and current setting	Ten-ohm potentiometer
9. Protection modalities	Overvoltage, overcurrent, overheating automatic protection
10. Short circuit protection	Allow short circuit or short circuit protection (which one to determine, normally allow short circuit)
11. Working methods	Long-term continuous operation at full load
12. Output voltage and current display mode	LED digital tube display
13. Display resolution	voltage	1V		≥200V
		0.1V		≤199.9V
	current	1A		≥200A
		0.1A		≤199.9A
14. Start-up shock	Rated voltage ≤2%
15. Transient response time	≤20ms
16. Error of whole machine voltage and current meter	≤±1%± 1 character (measuring range 5%~50% of rated value) ≤±0.5%± 1 character (measuring range 50% ~100% rated value)
17. Power supply load characteristics	User requirements (Note: if the user has no formal special requirements, the measurement load of the above indicators of this power supply is resistive load)
18. Environmental conditions	Where to use: only indoors Temperature: -20℃ ~ 40℃ Air humidity: ≤80%
19. Shipping accessories	Enterprise standard (fuse set, instruction manual, packing list)
20. Optional features	1. Timing function: constant voltage timing, constant current timing, startup timing; 2. Analog signal monitoring: Users can use 0~5V/10V or 4~20mA external analog signals to control and monitor the output voltage and current of the power supply; 3. Intelligent monitoring: RS485 or other communication interface is equipped, so that users can monitor the voltage, current and working status through computer, control the power on/off, and adjust the output voltage and current of the power supply; 4. Other customization features.
Main technical indicators of products (three phases)
1. Input and output	Input: AC three-phase 380V±10% 50Hz±10% Output: DC voltage and current stabilized Output maximum voltage and current value: same product specification
2. Voltage stabilization accuracy	Source effect: less than 0.2% of the rated value (the rate of change of output voltage caused only by a change of ±10% in the input source voltage) Time drift: ≤ 0.2% of the rated value (only due to the output voltage change rate caused by the continuous operation time of the power supply is greater than 8 hours) Warm drift: ≤ 0.5‰ / ℃± 2 characters (within half an hour) (only due to the output voltage change rate caused by environmental temperature changes within the power supply operating temperature range) Load effect: ≤0.2% rated value ±2 words (only the rate of change of output voltage caused by the change of output current from zero to rated value)
3. Steady flow accuracy	Source effect: less than 0.2% of the rated value (the rate of change of output voltage caused only by a change of ±10% in the input source voltage) Time drift: ≤ 0.2% of the rated value (only due to the output voltage change rate caused by the continuous operation time of the power supply is greater than 8 hours) Warm drift: ≤ 0.5‰ / ℃± 2 characters (within half an hour) (only due to the output voltage change rate caused by the ambient temperature change in the power supply operating environment) Load effect: ≤0.3% rated value ±2 words (only the rate of change of output current caused by the change of output voltage from zero to rated value)
4. Ripple (r.m.s)	No more than 0.5% of the rated value +10mV (measured at 80%~100% of the rated output)
5. Efficiency	≥85%
6. Output voltage adjustment range	Approximately 0 to the rated voltage value can be continuously adjusted
7. Output current adjustment range	Approximately 0 to the rated current value can be continuously adjusted
8. Output voltage and current setting	Ten-ohm potentiometer
9. Protection modalities	Overvoltage, overcurrent, overheating, phase loss automatic protection
10. Short circuit protection	Allow short circuit or short circuit protection (which one to determine, normally allow short circuit)
11. Working methods	Long-term continuous operation at full load
12. Output voltage and current display mode	LED digital tube display
13. Display resolution	voltage		1V		≥200V
			0.1V		≤199.9V
	current		1A		≥200A
			0.1A		≤199.9A
14. Start-up shock	Rated voltage ≤2%
15. Transient response time	≤20ms
16. Error of whole machine voltage and current meter	≤±1%± 1 character (measuring range 5%~50% of rated value) ≤±0.5%± 1 character (measuring range 50% ~100% rated value)
17. Power supply load characteristics	User requirements (Note: if the user has no formal special requirements, the measurement load of the above indicators of this power supply is resistive load)
18. Environmental conditions	Where to use: only indoors Temperature: -20℃ ~ 40℃ Air humidity: ≤80%
19. Random accessories	Enterprise standard (fuse set, instruction manual, packing list)
20. Optional features	1. Timing function: constant voltage timing, constant current timing, startup timing; 2. Analog signal monitoring: Users can use 0~5V/10V or 4~20mA external analog signals to control and monitor the output voltage and current of the power supply; 3. Intelligent monitoring: RS485 or other communication interface is equipped, so that users can monitor the voltage, current and working status through computer, control the power on/off, and adjust the output voltage and current of the power supply; 4. Other customization features.