APTS - Automatic Protection Test Set

Now in its third generation, the APTS three-phase protection relay test set is the flagship multipurpose relay test set manufactured by RES. The APTS utilises the latest digital signal processing based waveform synthesis techniques coupled with advanced low-noise switching amplifier technology.

RELAY ENGINEERING SERVICES Ltd.

1A Dicker Mill
Hertford, Herts SG13 7AA
United Kingdom



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