Description: 3-phase inverter a 3-phase induction motor and I/O devices. Capable of connecting to the D/A converter unit of a programmable logic controller. Showing the circuit diagrams of the inverter on the front panel. Network system with the RS485 communication function.
List of Experiment:
The principles and characteristics of the inverter.
The principles and characteristics of the motor.
Basic operation practices using a keypad.
How to control a motor by the inverter.
How to control a main circuit and a switching circuit.
How to use the variable resistor for operation.
Power Factor and Efficiency Sensor less vector control practices.
Multiple speed control practices.
Application control in use of a programmable logic controller.
Specification:
3-Phase Inverter.
Motor capacity: 0.1kW.
Rated output: Rated power: 0.3kVA.
Rated current: 0.8A.
Output frequency: 0 ~ 400Hz.
Output voltage: 3-phase 380V ~ 460V.
Rated input: Voltage: 3-phase 380 V~ 460V (±10%) Frequency: 50 ~ 60Hz (±5%).
Cooling method: Forced air cooling system.
Protective structure: Open type (IP00).
Control mode: V/F control.
Operation: Keypad / terminal block / communication.
Protective function: Inter tripping overload alert and instantaneous interruption.
Indication Operation: Output frequency output current output voltage frequency setting value operational speed and DC voltage.
Trip: Displays the malfunctioning status in case the protective function is activated (memorizing up to five failure records).
I/O devices: Control terminals and control switches.
Operating temperature: -10°C ~ 40°C 90% R.H.
3-Phase Induction Motor Operating power: 3-phase AC 380V.
Rotary disc: Graphic design Equipped with a sensor for detecting the speed of revolution I/O Control Devices.
Digital RPM meter: 1Nos.
Variable resistor: 1 Nos.
Rated sensitivity current: 30mA.
Rated float current: 15mA.
Leakage current circuit breaker (ELCB):1Nos.
Standard Accessories:
Connecting Wire: 1 set.
User's guide manual: 1Nos.
Power cord: 1Nos.
