AQ-L390 Line differential protection IED
AQ-L390 is a line protection IED with line differential protection for transmission and sub-transmission line protection applications. It integrates a full range of line protection functions as well as a variety of additional functions for control, measurement, monitoring and communications.
- Two kinds of algorithms: one with transformer in the protected zone and one without
- Line differential, up to 120 km with fiber optic communication
- Redundant fiber communication option
- Monomode and multimode fiber support
- Other communication media available alternatively (e.g. pilot wire)
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