Duthie Power Services

What is the EPSS, or Emergency Power Supply System? EPSS – that’s the emergency power supply system- it’s the entire system: the emergency generator, the transfer switch and the distribution panel for the emergency power. It is the complete package of the entire emergency system

What is Fuel Polishing in a Generator Tank? Fuel polishing is the process of drawing the fuel from the tank through a filter system and back into the tank. During this, it constantly circulates that fuel through the filter to capture all the water and elements that have accumulated in the diesel

The Difference Between Generator Replacement Fuel and Fuel Polishing Fuel polishing is the preferred way to go. It saves a lot of money and you hate to dispose of the older diesel fuel. There is a lot of cost in the disposal of hazmat fuel. Replacing it is only at the extreme necessity if t

If I Have an ATS Why is There a Time Delay When the Power Goes Off? There’s a system of time delays just in case power goes off and comes right back on – you don’t want your generator switching to emergency power at that point. So after a certain amount of time, 1 to 2 second

When you are servicing an Automatic Transfer Switch the first thing you should do is a visual inspection. Look for telltale signs of a loose cable which would be discolored on the lux (you don’t need an infrared gun to tell that). Tighten up all the connections. We want to go through the me

What goes wrong with an ATS? Continuing our series on the ATS let us help answer the question – What goes wrong with an ATS? On a transfer switch service almost anything can go wrong. Generally it’s wire connections or a coil relay (something that has malfunctioned). some micro swi