7SR242 Duobias Commissioning & Maintenance Guide
©2010 Siemens Protection Devices Limited Chapter 6 Page 53 of 57
Section 4: Control & Logic Functions
4.1 Quick Logic
If this functionality is used, the logic equations may interfere with testing of other protection functions in the relay.
The function of the Quick Logic equations should be tested conjunctively with connected plant or by simulation to
assess suitability and check for correct operation on an individual basis with tests specifically devised to suit the
particular application.
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