AFE2004 Training Bench of a Chopper with Load Didactic Equipment Teaching Electrical Laboratory Equipment
1 product overview
1.1 overview
By chopper of relevant experiments, can be familiar with the characteristics of the chopper, grasp its control 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.
1.2 features
(1) the training platform adopts the frame structure of aluminum profile, which can be moved flexibly. The measuring instrument and the actual training power supply built-in integration installation, easy to use, not easy to damage.
(2) the actual training platform is fully configured, and the modules can be used in combination to complete a variety of training contents.
(3) the training platform has a good security system.
2 performance parameters
(1) input power: two-phase three-wire system 220V plus or minus 10% 50Hz
(2) external dimension: 600mm x 400mm x 1300mm
(3) unit capacity: < 0.5kva
(4) weight: < 50kg
(5) working conditions: temperature - 10 ℃ ~ + 40 ℃ relative humidity < 85% (25 ℃)
3.Experiment list
(1)The bench allows the study of 4 typical schema of chopper:
Serial chopper voltage reducer
Serial chopper voltage increaser
Voltage increaser-reducer chopper (inverter)
4 quadrants chopper
(2) test the characteristics of different currents and voltages
(3) master the method experiment of chopper
4.The bench include the following modules:
Power module of the inverter (chopper)
The module allows the study of 4 typical schemas:
Variable clock frequency with direct display of the frequency and cyclic ratio
Measuring points of different current and voltage
Input 0 … 220V DC at least
Input current 5A at least
Output:
Reducer from 0 to 220V DC at least
Increaser from 0 to 250 V DC
Inverter from 0 to 250V DC at least
Frequency from 16 kHz to 35 kHz
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