Electric Ovens, computers and their monitor screens, fridge motors, washing machine motors, and some column oil heaters and fan heaters: ones with expensive, sophisticated and sensitive thermostatic controls, operating at their set-point in a very well-insulated space. Q:How often is this achieved in practice? A: Almost never! And yet engineers and consumer relations employees of the distribution businesses have frequently in the past attempted to "brainwash" consumers who complain about voltage levels into believing that all loads are "controlled" loads, totally unaffected by voltage levels.
Aggregated Loads and Voltage Dependency