7SD8021-5EB90-1FA1-L0A

Siemens

Line differential protection Enclosure 1/6 19", 4 x I, 7 BI, 8 BQ (2 changeover contacts) 1 live contact Interface FOC for mono (24 km) /multimode fiber (4 km), LC duplex plug Measuring inputs: Iph = 1 A/5 A, Ie = 1 A/5 A Rated auxiliary power: 60 V/110 V/125 V/220 V/250 V DC 115 V/230 V AC Installation enclosure, screw terminals Region world, IEC/ANSI English (language can be changed) Front membrane standard System interface port B (device underside, front) PROFIBUS DP slave, electric RS-485 without further communication interface for Port A Measurement: fault recording Functionality Line differential protection Inrush current detection Time-overcurrent protection phase I>, I>>, I>>>, Ip Time-overcurrent protection ground In>. In>>, In>>>, Inp Thermal overload protection Trip circuit monitoring Circuit breaker failure protection Closing lockout Circuit breaker intertrip External trip initiation Parameter set switchover Monitoring functions Circuit breaker test Control of circuit breaker Flexible protection functions Undervoltage/overvoltage V<, V> Underfrequency/overfrequency F<, F> Additional function: Transmission of 16 binary signals (via interface)