KDWS-2500A intelligent DC high current generator is a semiconductor power device as a switching element, using closed-loop control mode, with automatic protection function, to achieve the transformation of power supply form converter equipment, its main feature is that the main circuit works in the switching state, while the switching frequency is high.
 
1. Input voltage AC380V, 50Hz(three-phase five-wire system)
2. Maximum output DC current value: 2500A; Continuous operation under this current.
3. Output DC continuous adjustable, simple operation, generous appearance, MCU automatic control.
4. With automatic timing function, the time can be adjusted, and the test will be automatically ended after the completion of the experiment.
5. Temperature measurement data can be saved tens of thousands, easy to view.
6. Equipment with remote upgrade function, convenient for engineers to test and so on!

Reference standard:
TB/T2073-2010 Electric railway overhead contact system parts technical conditions
TB/T 2073-2020 electric railway overhead contact system parts technical conditions
TB/T 2074-2020 Test method for components of overhead contact system for electrified railway
TB/T 3252-2022 Rigid suspension CATenary bus and parts for electrified railway...
CJ/T 414-2012 Technical conditions of steel and aluminum composite conductive rail for urban rail transit
Comply with GB3100 ~ GB3102 regulations.

Main feature
Current, temperature, time, status information and prompt information and other data large screen LCD display, clear reading, intuitive;
Chinese interface, simple and clear operation, can adapt to a variety of applications;
Touch screen operation, intuitive operation, fast, easy to use.
Digital calibration mode, abandon the old potentiometer adjustment, easy to use in the field, easy to control the accuracy;
Status reminder function, guided operation, even in the absence of instructions can be skillfully controlled;
The experimental results show intuitively
Test time can be set, 0 seconds ~ 48 hours
When there is a fault such as overcurrent, the protection is immediate, accurate and reliable;
Using the combination of hard and software anti-jamming technology, stable performance, strong anti-jamming ability, there will be no crash, black screen, flower screen and other abnormal phenomena in the test.
The use of three-phase five-wire power supply technology, reduce the impact on the power supply, fully and effectively use the power supply
Equipment with over current, over voltage, over temperature protection

Overview of power related technical parameters:
Input voltage: three-phase AC380V±10%, 50HZ (three-phase five-wire system)
Input current: 25.3A
Input power: 16.6KW
Output power: 15KW
Output voltage: 0 ~ 6.00V
Output current: 0 ~ 2500A
Voltage stability accuracy: ≤±1%FS
Steady flow accuracy: ≤±1%FS
Rated efficiency: ≥90%
Power factor: ≥0.9)
Ripple coefficient: ≥3%
Output waveform: DC
Output interface: standard RS485, 4-20MA, 0-10V, 0-5V optional (instructions when ordering)
Operating environment: -15 ~ 40 ° C
Storage temperature: -20 ~ 50℃
- Insulation resistance: input - output: ≧5MΩ; Input - housing: ≧5MΩ; Output - housing; ≧5MΩ;
Insulation strength: Input-output: AC1500V,10mA,1 min; Input - Case: AC1000V,10mA,1 minute
Insulation class: Class B
Protection level: IP20
Cooling system: air-cooled
Operation: Full load 24 hours operation
Protection mode: Overheat, overcurrent, fault, protection warning
Size: about 520X700X680 (MM)
Weight: about 96KG