ABB RELION 620 Series Technical Manual page 601

1MAC504801-IB E
6.3.6
620 series ANSI
Technical Manual
IL1
IL2
IL3
GUID-BBF3E23F-7CE4-43A3-8986-5AACA0433235-ANSI V2 EN
Figure 304: Example of incorrect reference current connection
Signals
Table 428: CCM Input signals
Name Type
I_A SIGNAL
I_B SIGNAL
I_C SIGNAL
I_REF SIGNAL
BLOCK BOOLEAN
Table 429: CCM Output signals
Name Type
FAIL BOOLEAN
ALARM BOOLEAN
I_A I_A
I_B I_B
I_C
I_C
I_REF I_REF
BLOCK
Default Description
0 Phase A current
0 Phase B current
0 Phase C current
0 Reference current
0=False Block signal for all binary outputs
Description
Fail output
Alarm output
Section 6
Supervision functions
IED
CCM
FAIL
ALARM
595