3 General
The AQ-T256 transformer protection IED is a member of the AQ-200 product line. The hardware and
software are modular: the hardware modules are assembled and configured according to the
application's I/O requirements and the software determines the available functions. This manual
describes the specific application of the AQ-T256 transformer protection IED. For other AQ-200 series
products please consult their respective device manuals.
AQ-T256 is a transformer protection IED with a sophisticated and easy-to-use differential protection
function. The AQ-T256 transformer protection IED provides both low-side and high-side overcurrent,
earth fault, negative sequence and two independent restricted earth fault instances. There are up to
ten (10) option card slots available for additional I/O or communication cards for more comprehensive
monitoring and control applications. AQ-T256 communicates using various protocols including the IEC
61850 substation communication standard.
A
AQ
Q-T256
-T256
Instruction manual
Version: 2.06
© Arcteq Relays Ltd
IM00028
11
Summary of Contents for AQ-T256
Page 1: ...AQ T256 Transformer protection IED Instruction manual...
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