Phase 15: Industrial Electrical Drawing Reading
This phase contains 3 sections and 28 checklist topics. Use the interactive phase page to track your own learning progress.
Learn
- Single-line diagram
- Schematic
- Power schematic
- Control schematic
- Wiring diagram
- Terminal diagram
- Interconnection diagram
- Panel layout
- And 5 more checklist topics
Practice drawings
- Relay circuit
- Contactor circuit
- DOL
- Forward/reverse
- Star-delta
- Timer circuit
- Safety circuit
- Sensor circuit
- And 2 more checklist topics
Practical Field Additions
- MCC/PCC single-line diagram tracing
- Circuit breaker trip/close schematics
- CT/VT secondary and metering drawings
- Electrical interlock and permissive matrix
- Drawing revision identification and redline marking