A detailed document containing every formula used in Electrical Installation Level 2, detailing what each formula letter means and it’s SI unit of measure.
Also included are detailed wiring diagrams, that which is used in the exam questions. Showing the earthing arrangments for a TT, TNC and TNCS earthing system. Additional circuit symbols and the Ingress Protection (IP) code table.
This is a useful, and powerful revision aid that you can read anytime. It has also been custom made to fit directly into your On Site Guide, so you can always have it with you whilst in class.
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