Alstom MiCOM P546 - 1.2.3 Relay rear panel

Getting Started P54x/EN GS/La4
MiCOM P543, P544, P545 & P546 (GS) 3-5
GS
The default mappings for each of the programmable LEDs are as shown in the following
table:
LED
number
Default
indication
P543 P544 P545 P546
1 Red Diff Trip Diff Trip Diff Trip Diff Trip
2 Red
Dist Inst
Trip
Dist Inst Trip Dist Inst Trip Dist Inst Trip
3 Red
Dist Delay
Trip
Dist Delay
Trip
Dist Delay
Trip
Dist Delay
Trip
4 Red
Signaling
Fail
Signaling Fail Signaling Fail Signaling Fail
5 Red Any Start Any Start Any Start Any Start
6 Red
AR in
Progress
Not Used
AR in
Progress
Not Used
7 Green
AR
Lockout
Not Used AR Lockout Not Used
8 Red
Test
Loopback
Test
Loopback
Test
Loopback
Test
Loopback
F1 Not Used Not Used Not Used Not Used
F2 Not Used Not Used Not Used Not Used
F3 Not Used Not Used Not Used Not Used
F4 Not Used Not Used Not Used Not Used
F5 Not Used Not Used Not Used Not Used
F6 Not Used Not Used Not Used Not Used
F7 Not Used Not Used Not Used Not Used
F8 Not Used Not Used Not Used Not Used
F9 Not Used Not Used Not Used Not Used
F10 Not Used Not Used Not Used Not Used
1.2.3 Relay rear panel
The rear panel of the relay is shown in Figure 2. All current and voltage signals, digital logic
input sig
nals and output contacts are connected at the rear of the relay. Figure 2 shows:
Slot A: Optional IRIG-B and ETHERNET - IEC 61850 - board
Slot B: Fiber communication board for differential teleprotection including GPS
sampling synchronization
Slot C: Analogue (CT& VT) Input Board
Slot D and F: Opto-isolated inputs boards
Slot G and H: Relay output contacts boards
Slot J: Power Supply/EIA(RS)485 Communications board