E-PLAN DESIGN TRAINING
AC DRIVES
SIEMENS MICRO-MASTER WITH PROFIBUS
DELTA
ALLEN BRADLEY
ABB
DC DRIVES
ALLEN BRADLEY
Siemens Micro-Master AC Drives
Delta AC Drives
Allen Bradley AC Drives
ABB AC Drives
AB DC Drives
COURSE CONTENT
VFD Safety Review
Electrical Hazards
Establishing an Electrically Safe Work Condition
Personal Protective Equipment & Insulated Tools
Electrical Basics Review
Multimeter, Clamp-On, Megohmmeter
Single Phase and Three Phase Motors
Motor Troubleshooting and Replacement
Basic Control Circuits & Troubleshooting
What VFDs Do
Motion Control / Motor Speed
Air Flow / Liquid Flow / Pressure Control
Eliminates the need for:
Variable Transmission or Sheave
Variable Vanes or Dampers on Fans
Variable Valves on Pumps
Benefits of Using a VFD
Energy Savings
Easier Maintenance
Enhanced System Monitoring
Load Types
Constant Torque – Conveyors, Positive Displacement Pumps, Superchargers
Variable Torque – Centrifugal Fans or Pumps, Saws, Routers, Planers
VFD Options
Bypass – Two or Three Contactor Style, Disconnect Switch Style, Soft Starter
Fusing – VFD or Bypass Protection
Input / Output Reactors
Motor Overload Device
Transient Protection
Auxiliary Relays
Power Line Phase Reversal Detection
Installation of a VFD
Environmental Concerns
Clearances
Conduit Entry
Customer Connections
Safety Circuit
Start / Stop
Jog
Status Indication
Fault Indication
Remote Speed Reference
Monitoring of Motor Parameters
Wiring & Grounding VFDs
Induced Signals
Inductive, capacitive
Incoming Power (line) Wiring
Motor (load) Wiring
Control Wiring
Proper Grounding Methods
Controlling a VFD
Keypad Controls
Terminal Strip Control – Automatic, Manual
Bus Communication Control
Open Loop Control
Manual Operation
Automatic Operation
Sensorless Flux Vector
Closed Loop Control
PI Loop Configuration
Sensor or Transducer Feedback
Motor Shaft Encoder Feedback
VFD Setup, Programming, & Troubleshooting
Language & Display
Control Modes
Open Loop, Closed Loop
Motor Data
Power (kW) and RPM
Voltage, FLA Current
Service Factor, Power Factor
References & Limits
Motor Speeds – Min, Max and Preset
Ramp Times
Speed Reference
Skip Frequencies
Limits for Alarms or Faults
Inputs / Outputs – Analog, Digital, and Relay
Application Functions
Reset
Flying Start
Sleep Mode
Switching Frequency
No Load
Phase Loss
Closed Loop Functions
Normal / Inverse
Anti Windup
Start-up Frequency
Lowpass Filter