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training bench of a chopper with load Vocational Training Equipment Electrical Wiring Training System

Item No.: MR129E
training bench of a chopper with load Vocational Training Equipment Electrical Wiring Training System
Description
MR129E training bench of a chopper with load Vocational Training Equipment Electrical Wiring Training System

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
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
Power supply of the inner electronic from network 230V AC, 50Hz
Powering module
3phase transformer 1000 VA at least
Input 400V 3phases
Light indicators
Protection by circuit breaker
Output DC and AC adapted to the equipment
Loads module
Resistive load composed by 3 resistance with different values 100W each one

Inductive load composed by 2 inductance with different values (between 40 mH and 100 mH) supporting 6A current
Motor/generator with separated excitation 700W with tachymetric dynamometer coupled to the shaft end
DC powering module
Powered by 230V AC, 50Hz
Variable output from 0 to 240V DC
Output current 6A at least
Protection against short-circuit
Display of the output current and voltage
The bench is mounted on experimental support (included)