ABB RELION REX640 Technical Manual page 361
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
Figure 219: Closed ring network topology where feeding lines are protected with
directional overcurrent protection relays
4.1.2.9
Signals
DPHLPDOC Input signals
Table 398: DPHLPDOC Input signals
Name
I3P
U3P
BLOCK
ENA_MULT
NON_DIR
REX640
Technical Manual
Type
Default
SIGNAL
-
SIGNAL
-
BOOLEAN
0=False
BOOLEAN
0=False
BOOLEAN
0=False
Protection functions
Description
Three-phase currents
Three-phase voltages
Block signal for acti-
vating the blocking
mode
Enable signal for cur-
rent multiplier
Forces protection to
non-directional
361
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