The Ts42309 power factor meters are designed to measure power factor in three-phase three-wire AC circuits of 50 Hz frequency with symmetry of line voltages and symmetrical loading of phases. The devices are made on the basis of electronic converter of input signal into DC signal and magnetoelectric device, placed in one case.
The dials and scales of the instruments are made in accordance with DIN 43802. The instruments are verified in accordance with the requirements of GOST 8.497-83.
Ts42309 are included in the State Register of SI of the Russian Federation No. 33228-06.
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