Zs Ring Final Circuit

This video will explain how to perform a Zs test on a ring circuit. We will look at both testing through socket fronts and at the switched fuse connection units.

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COVID-19 Update

In line with current Government Guidelines we will unfortunately be closed until further notice. We will be contacting existing customers as a matter of urgency regarding their courses. For any further information please email us at info@electriciancourse4u.co.uk. Thank you for your patience and understanding during these difficult times.