Product Introduction
The WYK series linear DC stabilized power supply adopts linear series and thyristor adjustment mode internally, with specific characteristics of ultra-high precision, high stability, low ripple coefficient, and high anti-interference. It is mainly used in scientific research units, laboratories, and electronic production lines that require high-precision DC stabilized power supply testing. Belonging to linear power supply, precision testing power supply
At present, many production enterprises in mainland China, such as DC motors, DC controllers, capacitors, relays, resistors, etc., use the RD series DC stabilized voltage and current power supply for product testing and aging. In addition, many research institutions, military electronics research institutes, aviation electrical appliances, non-ferrous metals and other units use this power supply for high-precision power supply research work, which is widely praised.
Performance characteristics:
1. Output display: LED digital display of output voltage and current
2. Power specifications: Output voltage 0-2000V, output current 0-10000A, optional output power within 600KW;
3. Constant voltage and constant current: Automatic switching of output constant voltage and constant current, and linear adjustment of voltage and current values from zero to rated value;
4. Protection functions: overvoltage protection, overcurrent protection, overtemperature protection, undervoltage protection, overload protection;
5. Short circuit characteristics: Long term short circuit under the working state of the machine;
6. External compensation: This machine can choose external compensation to reduce the voltage drop caused by long output circuits;
7. Overvoltage protection value: The output overvoltage protection value is adjustable. After protection, the output is cut off and locked, and it can be restored after restarting;
9. External control function: optional 0-5V or 4-20mA signal control for the output voltage and current of the power supply; (Optional)
10. Timer function: Optional timed power on/off function; (Optional)
11. Communication function: optional data interface, connected to computer for control, or connected to PLC. (Optional)
Product differentiation:
1. Improved electronic circuits, optimized safety performance, and more comprehensive protection;
2. Pipeline style heat dissipation channel effectively reduces temperature and improves performance stability;
3. Optimize rectification and filtering technology to achieve high-precision power output indicators;
4. Optimize signal transmission technology to effectively improve power supply accuracy.
5. Provide linear DC power supply parameters superior to switch type and silicon rectifier type, with lower ripple factor and stronger anti-interference ability.
Usage scenario:
1. Motor category: electric vehicle motors, electric vehicle controllers, DC motor testing aging, etc
2. Electrical appliances: LED testing and aging, energy-saving bulb testing and aging, lamp testing, tungsten wire gasification, etc
3. Automotive category: automotive electronics, high-power DC motors, automotive motor controllers, automotive lighting, cigarette lighters, automotive audio and video testing and aging, etc
4. Electronic components: capacitors, resistors, relays, transistors, sensors, etc
5. Display type: Display screen, liquid dispenser screen, touch screen, car DVD, mobile phone display, etc
6. Electrochemistry: electrolysis, electroplating, anodizing, non-ferrous metal research, etc
7. Testing and research and development of other products that require DC power supply, such as magnetrons...
8. Optional features: (optional)
1. External control function: optional 0-5V or 4-20mA signal control for the output voltage and current of the power supply;
2. Timer function: Optional timed power on/off function;
3. Communication function: optional data interface, connected to computer for control, or connected to PLC.
Technical Specifications: | |
communication input |
|
Three phase 380V ± 10% above 10KW | |
DC output |
Voltage 0- Adjustable rated value Current 0- Adjustable rated value |
voltage regulation accuracy |
Source effect: ≤ 0.1% RMS (rate of change in output voltage caused by ± 10% variation in input power supply voltage) |
Time drift: ≤ 0.3% effective value (the rate of change in output voltage caused by continuous operation of the power supply for more than 8 hours) | |
Temperature drift: ≤ 0.03% RMS/℃ (the rate of change in output voltage caused by changes in ambient temperature within the range of power supply usage) | |
Load effect: ≤ 0.3% effective value (the rate of change in output voltage caused by the change in power output current from zero to rated value) | |
Current stability accuracy |
Effect: ≤ 0.1% effective value (the rate of change in output voltage caused by a ± 10% change in input power supply voltage) |
Time drift: ≤ 0.8% effective value (the rate of change in output voltage caused by continuous operation of the power supply for more than 8 hours) | |
Temperature drift: ≤ 0.03% RMS/℃ (the rate of change in output voltage caused by changes in ambient temperature within the range of power supply usage) | |
Load effect: ≤ 0.3% effective value (the rate of change in output voltage caused by the change in power output current from zero to rated value) | |
Output ripple |
Voltage stabilization state: ≤ 0.1%+10mV (rms) (effective value) |
Steady current state: ≤ 0.2%+10mA (rms) (effective value) | |
output display |
4 and a half digit table accuracy: ± 1%+1 word |
Display format 00.00V-19.99V; 000.0V-199.9V; 0000V-1999V; | |
Voltage and current setting |
10 turn potentiometer |
Overvoltage protection |
Built in O.V.P protection, with a protection value of+5% of the rated value. After protection, the output is turned off and unlocked when restarted |
overcurrent protection |
Overload, short circuit, constant current output |
Temperature protection |
Built in O.T.P protection with a protection value of 85 ℃± 5% (radiator temperature), the output is turned off after protection |
output polarity |
The positive (+) and negative (-) outputs can be grounded arbitrarily |
cooling method |
Forced air cooling |
operating environment |
Indoor usage design, temperature range: 0 ℃ to 40 ℃; Humidity: 10% to 85% RH |
storage environment |
Temperature: -20 ℃ to 70 ℃; Humidity: 10% to 90% RH |
