P54x/EN PL/La4 Programmable Logic
(PL) 7-64
MiCOM P543, P544, P545 & P546
PL
LED
number
LED input connection/text Latched P544 LED function indication
1 LED 1 Red Yes Diff Trip
2 LED 2 Red Yes Dist Inst Trip
3 LED 3 Red Yes Dist Delay Trip
4 LED 4 Red No Signaling Fail
5 LED 5 Red No Any Start
6 LED 6 Red No Not Used
7 LED 7 Red No Test Loopback
8 LED 8 Red No AR In Service
9 FnKey LED1 Red No CB1 A Open
FnKey LED1 Green No CB1 A Closed
FnKey LED1 Amber No Not Mapped
10 FnKey LED2 Red No CB1 B Open
FnKey LED2 Green No CB1 B Closed
FnKey LED2 Amber No Not Mapped
11 FnKey LED3 Red No CB1 C Open
FnKey LED3 Green No CB1 C Closed
FnKey LED3 Amber No Not Mapped
12 FnKey LED4 Red No CB1 AR Lockout
FnKey LED4 Green No Not Mapped
FnKey LED4 Amber No Not Mapped
13 FnKey LED5 Red No Not Mapped
FnKey LED5 Green No CB1 AR Successful
FnKey LED5 Amber No CB1 ARIP
14 Funky LED6 Red No CB2 A Open
FnKey LED6 Green No CB2 A Closed
FnKey LED6 Amber No Not Mapped
15 Funky LED7 Red No CB2 B Open
FnKey LED7 Green No CB2 B Closed
FnKey LED7 Amber No Not Mapped
16 Funky LED8 Red No CB2 C Open
FnKey LED8 Green No CB2 C Closed
FnKey LED8 Amber No Not Mapped
17 Funky LED9 Red No CB2 AR Lockout
FnKey LED9 Green No Not Mapped
FnKey LED9 Amber No Not Mapped
18 Funky LED10 Red No Not Mapped
FnKey LED10 Green No CB2 AR Successful
FnKey LED10 Amber No CB2 ARIP
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