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Electrical Supply and Earth Continuity

Exam revision materials for Plumbing Level 2&3 and ACS Gas Safety test

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Electrical tests

Testing Equipment

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Electrical tests

Testing Equipment

Types of Electrical Tests

Central Heating Wiring Diagrams

Central Heating Diagrams

Electrical Current

Types of Electrical Systems

Fuses

Fuse Types

Safety Requirements

Electrical Circuits

Electrical Bathroom Zones

Electrical Components

Electrical Fittings

Switches and Sockets

Types

Wires and Cables

Cable Protection

Cable Sizing

Cable Types

Earth Bonding

Earth Bonding

Approved Voltage Indicating Device

  • Proving Unit – confirms that an Approved Voltage Indicating Device is working correctly
< Go Back2013-05-07

Test Probes and Leads

  • Should have high breaking capacity (hbs or hrc) not exceeding 500mA
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Safe Isolation Requirements

  • Proprietary Test Lamp
  • Two-pole Voltage Detector
  • Do not use to check safe isolation:
    • Voltage Stick
    • Multimeter
< Go Back2013-05-07