AQ-F201 Overcurrent and earth-fault relay The AQ-F201 offers a compact solution for any application requiring non-directional overcurrent and earth-fault protection. Selection of supportive functions for protection, measurement, monitoring, control and communication along with large programmable HMI guarantee the best in class price performance ratio for basic range of relays. Highlights • Basic range • Price performance ratio Technical Data PROTECTION Three-phase overcurrent, 3 stages INST, DT or IDMT (50/51) Earth-fault (sensitive), 3 stages INST, DT or IDMT (50/51N) Harmonic overcurrent / inrush blocking, 1 stage INST, DT or IDMT (50/51H, 68) Current unbalance / broken conductor, 1 stage INST, DT or IDMT (46/46R/46L) High impedance restricted earth fault (87N) Breaker failure protection (50BF,52BF) CONTROL Controllable objects: 1 Cold-load pick-up block Switch onto fault logic 8 setting groups
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AQ-F201 Overcurrent and earth-fault relay
The AQ-F201 offers a compact solution for any applicationrequiring non-directional overcurrent and earth-faultprotection. Selection of supportive functions for protection,measurement, monitoring, control and communicationalong with large programmable HMI guarantee the best inclass price performance ratio for basic range of relays.
Highlights• Basic range• Price performance ratio
Technical Data
PROTECTION
Three-phase overcurrent, 3 stages INST, DT or IDMT (50/51)
Earth-fault (sensitive), 3 stages INST, DT or IDMT (50/51N)