
Picture the electrical room in a hospital basement. It sits under patient wards, close to the people who depend on it, and there is very little space to spare. Whatever transformer goes in there has to run for years without drama, fit the room, and avoid adding fire or spill risks to a building full […]

Picture the electrical room in a hospital basement. It sits under patient wards, close to the people who depend on it, and there is very little space to spare. Whatever transformer goes in there has to run for years without drama, fit the room, and avoid adding fire or spill risks to a building full […]

Reliable power distribution depends on equipment that sits close to the load, stays safe around people, and keeps working outdoors for years. So, what is a pad-mounted transformer, and why is it so common wherever cables run underground? It is a distribution transformer housed in a locked, tamper-resistant steel enclosure and installed at ground level […]

An electric furnace is a hungry load. Melting a charge of scrap steel can draw several megawatts or more at only a few hundred volts, which means thousands of amperes. On top of that, the draw never stays steady. So, what is a furnace transformer? It is the unit between the power grid and an […]

A hermetically sealed transformer is an oil-filled transformer whose tank stays completely closed, so the insulating oil never comes into contact with outside air. Unlike a conventional oil-immersed transformer, it has no conservator tank or breather. Instead, the tank itself, usually with corrugated walls, absorbs oil expansion and contraction as the temperature changes. Because it […]

A compact substation is a ready-built power distribution unit. Medium-voltage switchgear, a transformer and a low-voltage panel sit inside one enclosure, and the manufacturer wires and tests the whole unit at the factory before it ships. Power arrives at medium voltage, the transformer steps it down, and it leaves at a level your equipment can […]
