EMR-4000 IM02602009E
32 - Power Protection
Available Elements:
32[1] ,32[2] ,32[3]
This is the 32 device Power Protection setting. Each element can be set to one of five settings:
Do Not Use;
Over Forward Power (P>);
Under Forward Power (P<);
Over Reverse Power (Pr>); and
Under Reverse Power (Pr<).
Each element consists of a Pickup and a Delay setting. These elements are based on rated apparent power VAn.
Definition for VAn is as follows:
VAn = SQRT(3) * VT secondary rating * CT secondary rating (I=1/5A) for wye
or VAn = 3 * VT secondary rating/SQRT(3) * CT secondary rating (I=1/5A) for delta connections.
The following graphics show the areas that are protected by the corresponding modes.
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