ABB RELION REX640 Technical Manual

Figure 750: Example of incorrect reference current connection
6.2.7 Signals
6.2.7.1 CCSPVC Input signals
Table 1246: CCSPVC Input signals
Name Type Default Description
I3P SIGNAL - Three-phase currents
IRES SIGNAL - Residual current
BLOCK BOOLEAN 0=False Block signal for all bi-
nary outputs
6.2.7.2 CCSPVC Output signals
Table 1247: CCSPVC Output signals
Name
Type Description
FAIL BOOLEAN Fail output
ALARM BOOLEAN Alarm output
1MRS759142 F Supervision functions
REX640
Technical Manual
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ABB RELION REX640 Specifications

General

Model	RELION REX640
Category	Protection Device
Communication Protocols	IEC 61850, Modbus, DNP3, IEC 60870-5-103
Display	LCD
Rated Voltage	100-240 V AC/DC
Rated Frequency	50/60 Hz
Protection Functions	Overcurrent, Earth Fault, Overvoltage, Undervoltage, Frequency
Mounting	Rack mounting
Inputs/Outputs	Analog inputs
Housing	Metal
Input Voltage	24-250 V DC / 100-240 V AC
Operating Temperature	-25°C to +70°C
Enclosure	IP20