Signals - ABB RELION REX640 Technical Manual

Section 4
Protection functions
4.2.4.8
478
GUID-FC4AFF31-CD9C-4FEE-97BA-03FB63114DC8 V1 EN
Figure 262: Admittances of the example

Signals

Table 513: EFPADM Input signals
Name Type
IRES SIGNAL
URES SIGNAL
BLOCK BOOLEAN
RELEASE BOOLEAN
Table 514: EFPADM Output signals
Name Type
OPERATE BOOLEAN
START BOOLEAN
FAULT_DIR Enum
Default Description
- Residual current
- Residual voltage
0=False Block signal for activating the blocking mode
0=False External trigger to release neutral admittance
protection
Description
Operate
Start
Detected fault direction
1MRS759142 C
REX640
Technical Manual