⚙️Tech Tuesday – Thermographic Surveys?

?So, what is a thermographic survey? ?A thermographic survey uses thermal imaging cameras to detect heat patterns. This enables our inspectors to identify weaknesses—often referred to as “hotspots”—within electrical components. It also provides a more detailed level of analysis, helping to uncover potential risks that may not be visible during a standard visual inspection. ?As…

?NEW SERVICE ALERT! – EBB Testing ?

?Following Wednesdays release of the BS 7671 18th Edition, Amendment 4, Guardian Electrical are excited to announce our latest service… Equipotential Bonding Busbar Testing (EBB)! ?Previously known as Earth Reference Bars (ERB), EBB’s have long been a fundamental safety requirement within NHS medical locations. ?So, what’s changed? ?While the inspection & testing of EBB’s has…

? CALLING ALL DUTYHOLDERS ? Today’s the day! ?

The latest update to the Wiring Regulations is here — BS 7671 18th Edition, Amendment 4 has officially been released. The new “Orange Book” contains some major changes, such as – ?       Medical locations; Stricter bonding & increased testing requirements?       Battery Storage; New rules for systems like UPS & solar storage?       Earthing (ICT); Clearer Requirements…

?Fridays’ Find – Faulty Fuse⚡

?Happy Friday all! Its that time of the week again! This weeks’ find is brought to you by Guardians fixed inspector Sam Bray who discovered this faulty fuse whilst conducting a recent site survey. ??As can be seen via the picture below, this specific fused spur has a missing fuse carrier & is therefore exposing…

⚡ Technical Tuesday: Are Your EV Chargers Compliant?

? Annual Inspection & Testing Isn’t Optional — It’s the Law. Electric Vehicle Supply Equipment (EVSE) live in special locations under UK wiring regulations. That means they face unique risks: outdoor exposure, high load demand, RCD performance requirements, PME considerations, and evolving standards like BS 7671:2018+A2:2022. ? Yet many sites still haven’t had their chargers…

?Friday’s Find – Thermal Damage?

??Happy Friday! Another find coming your way! ?This weeks’ edition is brought to you by Guardians fixed wire inspector, Ross Marley, who discovered the below picture whilst conducting an inspection & test at a client’s site. ?As can be seen on the photo below, there is excessive heat damage to the L3 phase within this…