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Technical description
2 Protection functions
2.9 Zero sequence voltage
protection U0> (59N)
VM59.EN001
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Setting groups
There are two settings groups available for both stages.
Switching between setting groups can be controlled by digital
inputs, virtual inputs (communication, logic) and manually.
Figure 2.9-1. Block diagram of the zero sequence voltage stages U
0
> and
U
0
>>