TWO STAGE OVER / UNDER VOLTAGE & OVER / UNDER FREQUENCY RELAY ANSI-27,59,81O-81U. Rated Voltage – 110V/230AC, Auxillary Voltage – 8-35V DC
GET A QUOTE View/Download CatalogueSpecifications | |
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Display and Measurement | Display of R, Y, B Phase Voltage |
Salient Features | Digital fast Fourier transformation. Selectable display of voltage in primary or secondary value. Two digital inputs for external reset and external blocking. One common trip contact. Three programmable alarm contact. Selectable auto / manual scroll of measurement. |