Monthly Archives: May 2018

Heatmiser UH8-RF Control unit wired
Heatmiser UH8-RF Control unit fitted wired, terminated into Boiler, Pump and ready to go on Under Floor Heating project. Another fine electrical project completed by Plymouth Sparky your number one Plymouth Electrician.

The principles of Protective Multiple Earthing (PME) As the majority of low voltage supplies to both new and existing electrical installations are connected to a PME earthing terminal, this article discusses the operating characteristics of this particular supply arrangement which in its entirety is known as a TN-C-S system. As shown in Fig 1, in… Continue Reading