ARTIFICIAL INTELLIGENCE


Electrical safety in numbers W


By Steve Dunning, managing director, Martindale Electric


ith the rapid rollout of EV charging points, the demand for workplace compliance and the ever-present need for safe electrical installations, keeping up means investing in reliable test equipment that meets the latest standards. Whether it’s multifunction testers, environmental monitors or proving units, the right tools  ensure compliance with regulations.


Socket testers


For initial checks, socket testers are a quick   that live, neutral and earth connections    patterns or audible alerts, giving instant feedback on potential issues.


Although not a substitute for full electrical    moving on to more detailed testing.


MFTs


 Wiring Regulations, Multifunction Installation  testers can perform multiple tests without the need for separate instruments so electricians   time on site but reduces the chance of errors. With EV charge point installations on the  testing capabilities. Martindale’s ET6000 range has two options for EV installers:  adaptor for testing EVSE charging points   adaptor when required.


Phase rotation


 phase sequence can lead to catastrophic    Ensuring correct phase rotation is essential 


Phase rotation testers like the Martindale  insulated non-contact clips, allowing   sequence at a glance, helping prevent mistakes that could otherwise cause 


Safe Isolation


Assuming a circuit is dead just because an isolation switch is off is a dangerous  or faults like shared neutrals could leave a circuit live, putting technicians at serious risk. The safest approach is to use a voltage indicator, alongside a proving unit that is   the voltage indicator must conform to the     if a circuit is live which would be a serious mistake.


 multimeters and non-contact voltage   be set to the wrong measurement range  which, if depleted, can lead to false ‘dead’


26 MARCH 2026 | ELECTRONICS FOR ENGINEERS


readings. Non-contact voltage testers share this limitation and can also be triggered   energised circuits.


Environmental testing  and circuits. Businesses also have legal obligations under regulations such as the Control of Noise at Work Regulations that requires them to monitor noise exposure levels. Proper lighting conditions and minimum workplace temperatures must also be maintained to meet health and 


 role in measuring workplace noise, helping to prevent long-term hearing damage in    standard lighting levels are compliant across different working conditions. With new installations like EV charge points,   technicians more than ever need the right  test equipment ensures compliance but   all concerned.


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