ELECTRICAL SYSTEM Building Maintenance

Electrical panel is a power incoming and outgoing control center

Electrical Panels

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Transformer is a electrical static device which is used for voltage stepup as 33 KV to 11 KV. and stepdown as 11KV to 440 volt.

Transformer

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Motor is an electrical machine which is used for energy conversation as electrical into mechanical.

Electrical Motor

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Electrical safety system is used for human protection from electrical equipment and circuit.

Elect. Safety System

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Circuit breaker is a electrical switching device which is used for making and breaking electrical power.

Circuit Breaker

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protection relay works in auto mode after crossing the parameters set value which provides a tripping signal to the breakers.

Protection Relay

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Maintenance is a repairing activity which is used for fault rectification of equipment with the help of tools and tackles.

Equip. Maintenance

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Equipment testing device is used for testing of equipment health performance so that life of equipment could be increased.

Equip.Testing

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Documentation is a stored data in hardcopy format which is used for SOP, user manual, logbooks, checklist, equipment health checklist.

Documentation

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UPS is called as unintrepted power supply and it is used as backup supply.

UPS

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Circuit Breaker

  1. What is MCB, types and functions?
  2. What is RCCB, connection diagram and working principle?
  3. What is MCCB, parts, circuit diagram and working principle?
  4. What is safeties of MCCB, technical features and parameters?
  5. What is ACB, parts, circuit diagram and working principle?
  6. What is VCB, parts, circuit diagram and working principle?
  7. What is GCB, parts, circuit diagram and working principle?

Electrical Safety

  1. What is electrical safeties, types and descriptions?
  2. What is the LOTO safety system and working procedure?
  3. What is the LOTO safety kit, description and applications?
  4. What is work permit, types, safety guidelines and why it is used?
  5. What is electrical earthing, types, diagram and why it is used?
  6. What is CCTV cameras, types, working procedure and diagram?
  7. What is door access control, types, and working procedure?

Equipment Maintenance

  1. What is electrical maintenance, types and descriptions?
  2. What is PPM- planned preventive maintenance and execution process?
  3. What is PPM schedule, annual or 52 weeks Calender and description?
  4. What is preventive maintenance checklist and checkpoints?
  5. What is electrical panel maintenance, procedure and checkpoints?
  6. What is Transformer maintenance, procedure and checkpoints?
  7. What is motor maintenance, procedure and checkpoints?

Equipment Testing

  1. What is earth resistance test, diagram, and testing procedures?
  2. What is single phase motor test, diagram and testing procedure?
  3. What is three phase motor test, diagram and testing procedure?
  4. What is cable test with megger, testing, diagram and procedure?
  5. What is transformer oil break down test and testing procedure?
  6. What is HT protection relay test and testing procedure?
  7. What is LT protection relay test and testing procedure?

Electrical Meters

  1. What is electrical meters, types and applications?
  2. What is single phase energy meter, diagram and tech features?
  3. What is three phase energy meter, diagram and tech features?
  4. What is prepaid energy meter, diagram and tech features?
  5. What is multi function energy meter, diagram and tech features?
  6. What is clamp meter, technical features and measuring process?
  7. What is earth resistance meter, diagram and tech features?

UPS   VFD   Earthing

  1. What is UPS, parts, types, working principle and block diagram?
  2. What is UPS operation SOP and checkpoint of procedure?
  3. What is VFD, parts, types, working principle and block diagram?
  4. What is electrical earthing, parts, types and why it is used?
  5. What is plate earthing, schematic diagram, parts and installation?
  6. What is chemical earthing, schematic diagram, parts and installation?

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