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Siemens Ohmega 406 7SG16 Manual page 4

Distance protection relays

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2 Settings
The Loss Of Load function (LOL) is made active by selecting the scheme in the scheme selection menu. If a
conventional scheme is selected and a communications failure occurs then a group setting change could be
used to switch the scheme on until the communications is restored.
LOL Level
[0.50 xIn]
The current setting can be selected between 10 – 90% of In.
LOL CB Op Delay or LOL Pole Scatter Delay
The pole discrepancy timer setting is between 0 and 50ms.
LOL Time Limit
[40 ms]
The alarm function can be mapped to any of the output contacts. The trip function will operate whichever
contact(s), has been set to cause a trip.
©2010 Siemens Protection Devices Limited
7SG16 Ohmega 406 Loss of Load
[20 ms]
Chapter 12 Page 4 of 4

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