Single phase.
With open core.
Gearbox 1250/5.
Power 5 VA.

Current transformers proportionally change large currents to lower values, adapted to the measuring ranges of control and measuring devices.

Single phase.
With open core.
Gearbox 1600/5.
Power 7.5 VA.

Current transformers proportionally change large currents to lower values, adapted to the measuring ranges of control and measuring devices.

Single-phase.
Withopen core.
Gearbox 2000/5.
Power 10 VA.

Current transformers proportionally change large currents to lower values, adapted to the measuring ranges of control and measuring devices.

With open core. 500/5 transformer. 2,5 VA.
The current transformer is used for proportional change of high current strength to lower values, adapted to the measuring range of control and measuring devices.

A twilight switch in a miniature housing, i.e. AZH MINI LED.
How to properly connect this twilight switch to control lighting?

How do current and priority relays work? Discover the EPP 619 current relay and the PR 615 priority relay.

How to use electromagnetic modular contactors with manual control? How do they work and how to install them correctly?

Special-purpose relays available from F&F Filipowski. PZ-828 RC liquid level control relay for rainwater and PZ-829 RC level control relay for sewage tanks. 

The use of control and programmable timers in home and industrial automation systems. We learn about the PCZ 521.3, PCZ 524.3, and PCZ 525.3 PLUS timers.

STR-3 roller shutter controller in a version for installation in an installation box (STR-3P) and on a rail in a switchboard (STR-3D).

WZE-1, WZE-2 and LE-02D-CT electricity consumption meters.