Professionals have to conduct regular check-ups on relays because they deteriorate over time. Neglecting a faulty protective device can cause serious damage to your electrical system. You should detect problems early to save you from the hassle of emergency repairs.
Choosing the right test equipment can be confusing due to the number of models available. The best one is actually subjective. You should consider comparing different models before buying to get the best value for your money. Doble test equipment offers several relay testers depending on your needs. You can choose from single phase to multi-phase relay test sets. Models like the F6150 are great for large electrical systems because it doesn’t only test relays but also diagnoses protective schemes. This lets you save money because you do not need to buy a separate tester for this purpose.
To help you decide on what to get, consider renting test equipment from