ABB RELION REX640 Technical Manual page 469
Protection and control
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Also See for RELION REX640:
- Technical manual (1760 pages) ,
- Operation manual (164 pages) ,
- Engineering manual (156 pages)
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1MRS759142 F
Example 3.
Iocos(φ) criterion selected, forward-type fault
=> FAULT_DIR = 1
Figure 265: Operating characteristic Iocos(φ) in forward fault
Example 4.
Iocos(φ) criterion selected, reverse-type fault
=> FAULT_DIR = 2
Figure 266: Operating characteristic Iocos(φ) in reverse fault
REX640
Technical Manual
Protection functions
469
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