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AQ F350 Feeder Protection Relay

AQ F350-AQ F350 Feeder Protection Relay

Sipariş No : AQ F350

AQ F350 is a feeder protection IED for the most demanding feeder protection applications. It integrates a full range of feeder protection functions along with variety of additional functions for control, measurement, monitoring and communications.

AQ F350 Feeder Protection Relay


 
Protection Function ANSI     Protection Function ANSI
Three-phase instantaneous overcurrent protection - >>>  50     Definite time overvoltage protection - U >, U >> 59
Three-phase time overcurrent protection - I>, I>> 51     Definite time undervoltage protection - U 27
Residual instantaneous overcurrent protection - Io>>> 50N     Residual voltage protection - Uo >, Uo>> 59N
Residual instantaneous overcurrent protection - Io>>> 51N     Overfrequency protection - f >, f >>  81O
Directional three-phase overcurrent protection - IDir>,IDir >> 67     Underfrequency protection - f  81U
Directional residual overcurrent protection - IoDir>,IoDir >> 67N     Rate of change of frequency protection - df/dt 81R
Inrush detection and blocking - I2h > 68     Synchrocheck - SYNC 25
Current unbalance protection - Iub > 60/46     Auto-reclose - 0 -> 1 79
Thermal protection - T > 49     Fuse failure - VTS 60
Switch onto fault logic        Breaker failure protection - CBFP 50BF
Distributed busbar protection sub-unit feature - 3IdB> 87B        
 
  • Easy to use multilingual Touch Screen display, Fully coloured MIMIC display
  • 16 freely configurable multi-colour LEDs with user description selectable texts
  • 12 Inputs (24/36 Optional) - 8 Outputs (16/24 Optional)
  • Up to 100 disturbance records and 10 000 events in non-volatile memory
  • Single, dual or redundant IEC 61850 with GOOSE, IEC 101,IEC 103, IEC 104, Modbus, DNP 3.0
  • IED Intercommunication according to IEC 61850/9 (distributed)
  • Less than 20ms trip time

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