SIRIUS 3RR2 current monitoring relays
8.8 Operation
SIRIUS Innovations
724 System Manual, 01/2011, A8E56203870002-03
Changes to settings
Press the arrow keys to switch the device from automatic reset to manual RESET and vice
versa.
Incorrect phase sequence monitoring
Definition of incorrect phase sequence
If phase sequence monitoring has been activated ( = yes) and the load currents at
terminals 1L1/2T1, 3L2/4T2, and 5L3/6T3 exhibit the wrong phase sequence, the CO contact
and the semiconductor output will change their switching status immediately (≤ 200 ms).
Factory setting
Incorrect phase sequence monitoring is deactivated by default.
Changes to settings
Incorrect phase sequence monitoring can be activated and deactivated using the arrow keys.
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