ANSI11000304 V1 EN-US
Figure 166: Load Encroachment characteristic in under Impedance function
The resistive settings of this function is also provided in percentage of ZBase.
It is calculated according to equation
165.
( / 3) /ZBase VRated IRated=
GUID-90239033-D824-4479-A03A-41EE034C9021-ANSI V1 EN-US (Equation 165)
The LdAngle is a separate setting.
8.9.2.8 External block signals
GUID-8DDEDD52-37DC-4330-BE56-CBC37F0545AD v2
The under impedance function will have to be blocked in the event of PT fuse fail. A
BLKZ input for this purpose is provided. Also a BLOCK input is provided.
Section 8 1MRK 502 071-UUS A
Impedance protection
336 Generator protection REG670 2.2 ANSI and Injection equipment REX060, REX061, REX062
Application manual
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