Phase sequence tester TKF-11

A phase-difference meter is indispensable in any mounting operations associated with wiring.
We offer s phase sequence and voltage phase distortion indicator TKF-11 by Sonel.
This meter is designed for testing three-phase power systems in the phase-to-phase voltage range of 100-600V. The meter is powered by the tested system, i.e. no additional power source is required ...