ISBN-13: 9781032193328 / Angielski / Miękka / 2022 / 230 str.
ISBN-13: 9781032193328 / Angielski / Miękka / 2022 / 230 str.
This new edition gives ring final circuit calculations, test procedures and interpretation of results, testing of 3 phase motors, risk level calculations for surge protection, and updated PV calculations to include self consumption. For Level 3 courses, updated with the 18th Edition of the Wiring Regs.