7SR5111-1AF11-0AA0Brand: SiemensMPN: 7SR5111-1AF11-0AA0Directional overcurrent time prot. 7SR51 4 curr. trans., 4 volt. trans., 8 TSI (Temperature Sensor Input), 9 BI, 8 BO, Standard interface: 1 x USB (front), RS 4Request a quote