Electrical Control and Electrical Drawing Reading

Key learnings

• Design and analysis of conventional relay- and contactor-based control circuits
• Reading power and control circuits separately and interpreting their interaction
• Design of Start / Stop, seal-in and electrical interlocking circuits
• Design of direct-on-line starting circuits for asynchronous motors
• Design of forward-reverse motor control circuits
• Design and analysis of star-delta starting circuits and their operating sequence
• Use of contactors, auxiliary contacts, thermal overload relays, time relays and motor protection devices
• Integration of motor protection and fault conditions into control circuits
• Use of inductive, capacitive and photoelectric sensors in industrial control circuits
• Reading electrical drawings and control schematics using symbols, device designations and references
• Tracing terminals, wires and device numbers through electrical drawings
• Following circuits across multiple drawing pages using cross-references
• Reading and interpreting industrial electrical schematics based on TS / EN / IEC conventions
• Drawing and interpreting control circuits according to German and North American schematic conventions
• Comparing symbol, reference and representation methods used in different electrical drawing conventions
• Converting an operating sequence or functional requirement into power and control circuit diagrams
• Determining the operating sequence of a system from an existing electrical schematic
• Systematic fault diagnosis and signal tracing in electrical control circuits
• Diagnosing motor start failures, contactor activation problems and protection-related faults using schematics
• Interpreting the relationship between field devices and electrical control circuits