Blog

Weekly programmer with dry contact for boiler control

Why is dry contact important for boiler control?
To control a boiler, the external thermostat’s output contacts must not carry 230 V power. When choosing a thermostat for a boiler, ensure it features a dry contact and that the boiler’s schematic permits connection to an external thermostat.

Read more

Electrical switchboard assembly – rules, diagram and installation

The power supply of an apartment or house can be compared with the blood system of a living organism. Wires act as peculiar “veins and arteries” that supply various devices. The “heart” is an electric switchboard that distributes electricity among consumers. The stability and safety of the power supply system depend on how it is assembled.

Read more