Reading Electrical Drawings
Class Length 1-Day
Includes "Hands-On" Tracing Through Electrical Drawings
Course Outline
Standards
NEMA-ANSI-IEEE
IEC
Symbols
All Common (NEMA & IEC)
Switches, Loads, Contacts
Circuit Reading/Tracing
Multiple Loads
Momentary
Holding
Start/Stop
Interlocks
Electrical & Pushbutton
Permissive
Logic Circuits
AND, OR, NOT, Combinations
Master Control
Solenoid Control
Hydraulic & Pneumatic
Motor Starting
Jog
Run
Multiple Start/Stop
Pushbutton Sequencing
Hand/Off/Auto
Jog/Off/Run
Forward/Reverse
Time Delay (On/Off)
Two Speed
Control Circuit Drawing Topics
Ladder & Single Line Drawings
Component Location Drawings
Cross Referencing
Wire Numbers
Terminal Strip Connections
Components (Loads & Switches)
Current Flow
Lines - Rungs - Rails
Manual Control
Automatic Control
Magnetic (Isolating) Control
Two-Wire
Wiring Diagrams
Ladder Drawings
Three-Wire
Wiring Diagrams
Ladder Drawings
Slow Speed Compelling
Motor Control Center Typicals
Troubleshooting Basics
Using the Ladder Diagrams
Locating Components
Using Terminal strips
Using Wire Numbers