GE P743 - Page 487

P74
x/EN SC/Na7
SCADA Communications
(SC) 13
-12 MiCOM P74
1, P742, P743
SC
P741
PC with MiCOM S1
P743
RS485/courier
Ethernet
I4XS4U
CU: Idiff (A,B,C) + Ibias (A,B,C) + Inputs + Outputs + Events + Disturbance
P742
Per PU: I (A,B,C) + Inputs + Outputs + Events + Disturbance
All: Settings, PSL, events,
P742
P742
One I4XS4UE can connect up to 29 adresses (full P740 scheme)
P3798ENb
FIGURE 6: ETHERNET CONNEXION EXAMPLE
1.4.2 IEC 61850-8.1 protocol
P741: Idiff (A
,B,C) + Ibias (A,B,C) + Inputs + Outputs + Events + Disturbance Records…
P741 settings & PSL with MiCOM S1 via tunnelling
P741
FO
FO FO FO FO
IEC
61850-8
-1 Fibre
/Copper
IEC 61850
-8-
1 Ethernet Port
P743 NO
P742 NO
P742 NO
P742 NO
P3929ENb
FIGURE 7: ETHERNET CONNEXION TO THE P741 ONLY