ABB RELION 620 Series Technical Manual page 223
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Also See for RELION 620 Series:
- Technical manual (1224 pages) ,
- Operation manual (152 pages) ,
- Applications manual (90 pages)
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1MAC504801-IB E
620 series ANSI
Technical Manual
= -90 deg
RCA
GUID-10A890BE-8C81-45B2-9299-77DD764171E1-ANSI V1 EN
Figure 97:
Operating characteristic I
Example 3.
Iocos(φ) criterion selected, forward-type fault
=> FAULT_DIR = 1
0
Correction
angle
0
0
Min operating
current
sin(φ) in reverse fault
0
Section 4
Protection functions
217
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