1、 Introduction

This power supply has high precision, high stability and other excellent output characteristics, which can provide ultra-low ripple DC power supply. It has perfect protection circuit and is easy to operate. Compared with switching power supply, it has

It has the advantages of high precision, small ripple, no high-frequency radiation interference and wide application.



2、 Applicable occasions

It can be used for the test of capacitors, relays, resistors and other components. It can also be used for the test of thermistors, motors and other electronic components, as well as other DC power supply needs of scientific research institutes.

  

1. Specification range: maximum output voltage 0-500v, maximum output current 0-100A (customized according to user requirements);

2. AC input: single-phase 220V ± 10% or three-phase 380V ± 15%, 50Hz ± 5%;

3. Constant voltage and current: the voltage and current can be continuously adjustable from 0, and the constant voltage and current state can be automatically converted;

4. Source effect: CV ≤ 0.01%, CC ≤ 0.01% (measured when the output is the highest voltage and current);

5. Load effect: CV ≤ 0.1%, CC ≤ 0.1% (measured when the output is the highest voltage and current);

6. Ripple voltage: CV ≤ 0.01%, CC ≤ 0.1% (measured when the output is the highest voltage and current);

7. Display mode: LCD;

8. Display accuracy: voltage 0.1V, current 0.01A;

9. Protection mode: over voltage, overload, short circuit, phase loss trip protection, over-current alarm protection;

10. Over current alarm value: the alarm current value is adjustable;

11. Overvoltage protection value: adjustable voltage protection value;

12. Short circuit alarm: when the output voltage is short circuit, the power supply alarm (optional);

13. Automatic discharge: for capacitive load shutdown discharge (optional);

14. Pulse operation: it can be equipped with a time controller to form a DC pulse power supply (optional);

15. Working mode: continuous working at full load for a long time;

16. Communication interface: RS-232 interface connection (optional)