Termostat Mehanicheskij Shema <99% UPDATED>

When the room cools down, the bimetal strip or bellows relaxes and snaps the contacts closed. Electricity flows to the load. Once the desired temperature is reached, the mechanism expands and forces the contacts open, cutting off the heat. ⚖️ Advantages and Disadvantages Advantages Disadvantages

In a basic heating system (like an electric baseboard or a simple boiler control), the thermostat is wired in series with the power supply and the load. termostat mehanicheskij shema

Mechanical thermostats rely on the laws of physics and thermal expansion. There are two main types of mechanisms used in their design: When the room cools down, the bimetal strip

No software to crash or digital boards to fail. Contacts can arc and degrade over years of use

Contacts can arc and degrade over years of use.

While specific diagrams vary by application, the basic electrical schematic of a mechanical thermostat is exceptionally simple. It operates as a temperature-controlled, single-pole switch. Standard 2-Wire Heating Circuit