What you'll learn
Gain a basic understanding of the inner workings of a Variable Frequency Drive / AC drive / Motor Drive.
Gain a basic understanding of Pulse Width Modulation (PWM) and carrier frequencies.
Wire the Power Circuit for a single or 3 phase VFD / AC drive / Motor Drive in any country.
Install a VFD in a manner that prevents earth leakage trips, and without deactivating the internal noise filter.
Decrypt the model number on the VFD / AC drive / Motor Drive / Inverter drive.
Wire the Main Circuit.
Configure a standard 3 phase induction motor in the DELTA configuration.
Configure a standard 3 phase induction motor in the WYE / STAR configuration.
Set the motor overload settings (thermal overload settings)
Program the basic VFD parameters for basic operation using the built-in operation panel.
Wire an external control circuit in SINK and SOURCE configuration.
Install an external operation panel for two-wire control.
Install an external operation panel for three-wire control.
Install an external potentiometer using one of the analog / analogue input terminals.
Install an external emergency stop and reset button.
Install a Jog-run switch to jog the motor.
Install and calibrate an external voltmeter / ammeter.
Set the VF-curve mode characteristics for the installation.
Set the motor constants manually.
Set the motor constants automatically using the macro function.
Set some of the more advanced parameter settings.
Set the VFD / AC Drive / Motor Drive for preset speed operation (staggered frequencies) using binary.
Activate the DC injection braking feature.
Activate the dynamic braking feature.
Learn the differences between Voltage Control and Current Control.
Modify the external control circuit so that one of the analog input terminals can be used as a digital input terminal.
Wire an external indicator light to indicate a motor overload trip.
Program the inverter to jump frequencies.
Program the automatic retry function.
Set, save, delete and load the user defined parameters.
Lock the user parameters.
Set the carrier frequency and the carrier frequency characteristics.

Requirements
A basic understanding of 3 phase electricity is required, refer to the promo video for more information.

Description
In the first half of this course, we will cover the installation, basic setup, and basic operation of Variable Frequency Drives. In the second half of this course, we will delve into the more advanced features, and we will go much deeper into the parameter settings. Learning the basics takes roughly 2 hours. The videos are short, and the information is delivered in a crisp and clear manner.By the end of this course, you will know how to install, program, and operate most VFDs.Course layout:Module 1: VFD layout, Pulse Width Modulation, and VFD basics.Module 2: Important inverter and motor informationModule 3: Power circuit installation, main circuit installation, basic parameters and overload settings.Module 4: Basic operation using the built-in operation panel, and VF-curves.Module 5: Terminal layout for the external control circuit.Module 6: External operation panel and everything else. Please take a moment to look at the free preview videos that I have made available. These videos will give you a good idea of what you can expect from this course.Disclaimer This online course on Variable Frequency Drives (VFDs) is intended for educational purposes only. The course creator shall not be held liable for any damages, injuries, or loss of life resulting from the use or misuse of the information provided in this course. Users are urged to exercise caution and seek professional advice before applying any concepts or techniques learned here.

Overview
Section 1: Module 1 - Course Introduction, important information and VFD basics.

Lecture 1 Module 1 / Video 1 - Introduction and important course information.

Lecture 2 Module 1 / Video 2 - How a VFD works.

Lecture 3 Module 1 / Video 3 - VFD layout and design.

Lecture 4 Module 1 / Video 4 - Built-in operation panel layout.

Lecture 5 Module 1 / Video 5 - PWM - Pulse Width Modulation explained.

Lecture 6 Module 1 / Video 6 - Quick overview of our VFD's main features. (RCD vs ELCB)

Lecture 7 Module 1 / Video 7 - Built-in internal noise filter explained.

Section 2: Module 2 - Important inverter and motor information.

Lecture 8 Module 2 / Video 1 - Motor selection.

Lecture 9 Module 2 / Video 2 - Important inverter information and overload parameters.

Section 3: Module 3 - Power Circuit, Main Circuit and basic parameter settings.

Lecture 10 Module 3 / Video 1 - Wiring the Power Circuit.

Lecture 11 Module 3 / Video 2 - Wiring the Main Circuit.

Lecture 12 Module 3 / Video 3 - Checklist before applying power to the VFD.

Lecture 13 Module 3 / Video 4 - Factory default reset.

Lecture 14 Module 3 / Video 5 - Explanation of Parameter List Layouts.

Lecture 15 Module 3 / Video 6 - Setting the maximum frequency.

Lecture 16 Module 3 / Video 7 - Setting the Upper and Lower frequency Limits.

Lecture 17 Module 3 / Video 8 - Setting the Base frequency and Base voltage.

Lecture 18 Module 3 / Video 9 - Setting the thermal overload settings.

Section 4: Module 4 - Running the motor using the built-in operation panel, and VF-curves.

Lecture 19 Module 4 / Video 1 - Running the motor via the built-in operation panel.

Lecture 20 Module 4 / Video 2 - Coast-Stopping the motor.

Lecture 21 Module 4 / Video 3 - Forward and Reverse using the built-in operation panel.

Lecture 22 Module 4 / Video 4 - Setting the Acceleration/Deceleration time.

Lecture 23 Module 4 / Video 5 - Setting Hz using the Up / Down buttons.

Lecture 24 Module 4 / Video 6 - Halfway point announcement, and VF-curves part 1 of 4.

Lecture 25 Module 4 / Video 7- Setting the motor constants manually, VF-curves part 2 of 4

Lecture 26 Module 4 / Video 8 - Torque boost setting macro function, VF-curves Part 3 of 4.

Lecture 27 Module 4 / Video 9 - Choosing the ideal VF curve, VF-curves Part 4 of 4.

Section 5: Module 5 - selector switches and terminals explained.

Lecture 28 Module 5 / Video 1 - External control circuit part 1 of 9 (Selector switches).

Lecture 29 Module 5 / Video 2 - External control circuit part 2 of 9 (CC - Common terminal)

Lecture 30 Module 5 / Video 3 - External control circuit part 3 of 9 (F and R Terminals).

Lecture 31 Module 5 / Video 4 - Part 4 of 9, potentiometers, 10 V DC power supply, VIA/VIB

Lecture 32 Module 5 / Video 5 - Part 5 of 9, Sink vs Source, (P24 terminal)

Lecture 33 Module 5 / Video 6 - External control circuit part 6 of 9, FM output terminal.

Lecture 34 Module 5 / Video 7 - External control circuit part 7 of 9, FLA/ FLB and FLC.

Lecture 35 Module 5 / Video 8 - External control circuit part 8 of 9, RY and RC terminals.

Lecture 36 Module 5 / Video 9 - Part 9 of 9, Multiprogrammable terminals F/R/S1/S2/S3/RES.

Section 6: Module 6 - external control circuit and everything else.

Lecture 37 Module 6 / Video 1 - Two-wire control.

Lecture 38 Module 6 / Video 2 - Emergency stop using the built-in operation panel.

Lecture 39 Module 6 / Video 3 - Emergency stop and Reset using external buttons.

Lecture 40 Module 6 / Video 4 - Three-wire control.

Lecture 41 Module 6 / Video 5 - External potentiometer.

Lecture 42 Module 6 / Video 6 - Preset-speed / Staggered Frequencies Part 1 of 2.

Lecture 43 Module 6 / Video 7 - Preset-speed / Staggered Frequencies Part 2 of 2.

Lecture 44 Module 6 / Video 8 - Installing an external Volt / Ammeter (FM output Terminal).

Lecture 45 Module 6 / Video 9 - How to install a Jog-Run switch.

Lecture 46 Module 6 / Video 10 - DC injection braking.

Lecture 47 Module 6 / Video 11 - Dynamic Braking.

Lecture 48 Module 6 / Video 12 - Frequency Jumping.

Lecture 49 Module 6 / Video 13 - Low speed indicator light.

Lecture 50 Module 6 / Video 14 - Trip signal indicator light.

Lecture 51 Module 6 / Video 15 - S-curve acceleration and deceleration pattern.

Lecture 52 Module 6 / Video 16 - Always active function.

Lecture 53 Module 6 / Video 17 - Setting the starting frequency.

Lecture 54 Module 6 / Video 18 - Automatic retry.

Lecture 55 Module 6 / Video 19 - Saving and Loading the user defined parameters.

Lecture 56 Module 6 / Video 20 - Locking the parameter settings.

Lecture 57 Module 6 / Video 21 - Setting the carrier frequency characteristics.

Lecture 58 Module 6 / Video 22 - Automatic acceleration and deceleration.

Lecture 59 Module 6 / Video 23 - Monitor mode.

Lecture 60 Module 6 / Video 24 - Line reactors / AC reactors.

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