AQ-T256 Transformer protection IED
AQ-T256 is a transformer protection IED with sophisticated and easy to use differential protection function. The AQ-T256 transformer protection IED provides for both low and high side overcurrent, earth-fault, negative sequence and two independent restricted earth-fault instances. Up to 10 optional I/O or communication cards are available for extensive monitoring and control applications. The AQ-T256 communicates using various protocols including IEC 61850 substation communication standard.
- Large I/O capability
- Predefined or custom connection group selection 2nd and 5th harmonic blocking
- Automatic verification of connection group and nominal value settings
- Through fault and overloading statistics for preventive maintenance
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