AQ V211 Voltage Protection Relay

AQ V211-AQ V211 Voltage Protection Relay

Sipariş No : AQ V211

AQ V211 offers a modular voltage protection solution for substations. Voltage and frequency protection with up to five optional I/O or communication cards and powerfull logic programming possibility make AQ V211 optimal for demanding load shedding or automatic transfer applications.

AQ V211 Voltage Protection Relay

Protection Function ANSI     Protection Function ANSI
Overvoltage protection DT or IDMT - U>...U>>>> 59     Frequency protection - f>/f>>>/f<<<< 81U/O
Undervoltage protection DT or IDMT - U 27     Fuse Failure – VTS 60
Residual voltage protection DT or IDMT - U0>...U0>>>> 59N     Breaker failure protection - CBFP 50BF/52BF
  • 8 Frequency stages and 8 setting groups for load shedding.
  • Synchrocheck
  • Large customizable HMI with configurable Mimic diagram
  • 16 freely configurable multi-colour LEDs with user description selectable texts
  • Measurement accuracy of up to class 0.2S power and energy measurement
  • 3 Inputs (8/16/24/32/40 Optional) - 6 Outputs (5/10/15/20/25 Optional)
  • Up to 15000 events in permanent flash memory, 60MB memory for disturbance records and user files
  • IEC 61850, HSR, PRP, IEC 101,IEC 103, IEC 104, Modbus, DNP 3.0, SPA
  • NTP, Precision Time Protocol (PTP) according to IEEE 1588
  • Sub-cycle instantaneous trip times
  • Fast integrated arc protection
  • Frequency independent protection at 6…75Hz




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