1 Introduction

This experimental device can provide DC power supply, and output the protection of fuses, which can provide DC 42V/3A, DC 220V/1A, DC 0-36v /3A, DC 0-230v /1A. Configure digital voltmeter DC500V to complete a variety of measurements. Through the experiment, and master the principle and control mode, the corresponding knowledge and skills, suits, higher vocational colleges, secondary vocational schools and vocational school related professional teaching and skills training examination
2.The equipment contained the following components
1) DC voltage measurement module -- -DC 500V.
2) DC voltage module -DC 42V/3A.
3) DC voltage module -DC 220V/1A.
4) Adjustable DC voltage module -DC 0-36v /3A.
5) Adjustable DC voltage module -DC 0-230v /1A.