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Basler BE1-87G Variable Percentage Differential Relay Variable Percentage Differential Relay

BRAND : Basler

The BE1-87G is a single or three-phase solid-state variable percentage differential relay designed to provide selective, high-speed, differential protection for generators, motors, and shunt reactors.


• Single or three-phase relays available. • Variable percentage characteristic. • Low operating burden. • Balancing impedance in CT inputs provides excellent security during external faults or other transients. • High speed operation. • Seven sensitivity settings cover the range of 0.1 to 1.6A or 0.02 to 0.32A. • Pickup accuracy within ±5% of the operate characteristic. • Qualified to the requirements of - IEEE C37.90.2 for Radio Frequency Interference (RFI) - IEEE C37.90.1-1989 for Fast Transient and Surge Withstand Capability - IEC 255-5 and ANSI/IEEE C37.90 for Impulse and Dielectric tests. • UL recognized per Standard 508, UL File #E97033. • Gost R certified per the relevant standards of Gosstandart of Russia. • Five year warranty.

Details

The BE1-87G is a single or three-phase solid-state variable percentage differential relay designed to provide selective, high-speed, differential protection for generators, motors, and shunt reactors.


• Single or three-phase relays available. • Variable percentage characteristic. • Low operating burden. • Balancing impedance in CT inputs provides excellent security during external faults or other transients. • High speed operation. • Seven sensitivity settings cover the range of 0.1 to 1.6A or 0.02 to 0.32A. • Pickup accuracy within ±5% of the operate characteristic. • Qualified to the requirements of - IEEE C37.90.2 for Radio Frequency Interference (RFI) - IEEE C37.90.1-1989 for Fast Transient and Surge Withstand Capability - IEC 255-5 and ANSI/IEEE C37.90 for Impulse and Dielectric tests. • UL recognized per Standard 508, UL File #E97033. • Gost R certified per the relevant standards of Gosstandart of Russia. • Five year warranty.