Section 4
1MAC050144-MB C
Protection functions
350
615 series ANSI
Technical Manual
.
Figure 168:
Operating characteristics of the protection. (LS) is referred to the
restrained and (HS) to Unrestrained
The TRIP output is activated always when the OPR_HS output activates.
The internal blocking signals of the differential function do not prevent the trip signal of
the unrestrained differential function. When required, the trip outputs of the unrestrained
differential function can be blocked by the BLK_OPR_HS and BLOCK external control
signals.
Содержание 615 Series ANSI
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