Contents:
- Basics of Electricity & Basic Calculation
- Ohms law, KCL, KVL, Circuit etc.
- Basics of R, L & C
- Power Basics
- Review and study of Electrical Symbols
- Single Line Diagram and Distribution of Electrical power
- Electrical Tools, Cables requirement, Standards & Selection.
- Protective Devices: Fuse, ELCB, MCB, MCCB etc.
- Electrical Safety why and How?
- Hazards and protection
- Earthing: methodology & testing.
- Selection of Electrical Equipments: criteria and selection
- Basics of Audit and requirement
- Basics of maintenance techniques
- Basics of harmonics and power
- Behavioral Requirement.
Overview of Electrical Maintenance
- Alarm systems – visual and audible Fundamentals
- Earthing and neutral grounding necessity, methods, safety rules while handling electrical equipments.
- Motor winding and repairs- Basics
- Meggering and testing of wiring and cable faults
- Maintenance of electrical motors
- Maintenance of electrical switchgears
- Fuses-rewirable type cartridges, high rapturing capacity fuse,
constructional features of fuse and fuse sockets, knife type high rapturing capacity fuses,
use of pullers for insertion and removal, colour code for fuse ratings
- Motor starters and their applications – direct on line, star-delta
- Meggers, voltmeters, ammeters, wattmeters, energy meters, general information about their use, Application and testing.
- Jointing of low and medium voltage cables
- Current and potential transformers, purpose, connections and use
- Testing and connection of Electrical Wiring.
PLC basics & hardware Configuration: Fundamental & Maintenance
Contents:
- Introduction to PLC – Need & Advantages,
- Comparison with Electrical circuit using Relays (Relay Wiring Diagrams)
- PLC Hardware structure & Operating Principles.
- Overview of Popularly used PLCs –(Siemens, Allen Bradley, GE Fanuc etc..)
- Hardware installation, wiring and commissioning
- Digital & Analog I/O Addressing- Basics
- PLC Programming using STL, LAD, FBD- basics & Introduction
- Basic Logic Operations
- Comparison & Arithmetic Operations- Basics
- Flags, Timers and counters- Only introduction
- PLC Trouble-shooting & Fault finding
- PLC panel: components, wiring, testing, earthing
Maintenance Practices & Exercise (Hands ON):
Upload, Download, Restore, Backup, Data Watch, Data monitor, Fault tables, temporary IP address setting, Module insertion and removal, hot and cold restart,
debugging communication, fault indicators, battery replacement, cable testing, forcing of inputs and outputs,
I/O Wiring, I/O Testing and troubleshooting,
Documentation (I/O list, Loop wiring diagram, panel wiring diagrams,architecture, test procedures, reports writing)