Rugged And Membrane Front Panel Leds - GE Multilin 850 Instruction Manual

Feeder protection system
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FRONT CONTROL PANEL INTERFACE

Rugged and Membrane Front Panel LEDs

3–8
The breaker status icon changes state according to the breaker status input and the color
of the icon changes in accordance with the color scheme setting (
Front Panel > Display Properties > Color Scheme
Color Scheme Open Color Close Color Not Configured Unknown Disconnected
Red (Open)
Red
Green (Open)
Green
The parameters displayed in the Front panel screen example are as follows:
Parameter
Ia
Ib
Ic
Ig
Ep
Eq
P
Q
PF
Front panel LED details:
Number of LEDs: 17
Programmability: Any FlexLogic operand
Reset mode: self-reset or latched
The 850 front panel provides two columns of 7 LED indicators each, and 3 LED pushbutton
indicators. The "IN-SERVICE" (LED 1) and the "PICKUP" (LED 4) indicators from the first LED
column are non-programmable LEDs. The bottom 3 LED indicators from the first column,
and the 7 LED indicators from the second LED column are fully programmable. The
indicators "TRIP" (LED 2), and "ALARM" (LED 3), are also programmable, and can be
triggered by either a selection of FlexLogic operand assigned in their own menu, or by the
operation of any protection, control or monitoring element with function selected as Trip,
Alarm, or Latched Alarm.
The RESET key is used to reset any latched LED indicator or Target Message once the
condition has been cleared (latched conditions can also be reset via the RESETTING menu).
Figure 3-8: LED numbering
).
Breaker Status
Green
Orange
Red
Orange
Input for the value
Metering\ CT Bank 1 -J1\ J1 Ia
Metering\ CT Bank 1 -J1\J1 Ib
Metering\ CT Bank 1 -J1\J1 Ic
Metering\ CT Bank 1 -J1\J1 Ig
Metering\ Energy 1\ Pwr1 Pos WattHours
Metering\ Energy 1\ Pwr1 Pos VarHours
Metering\ Power 1\ Pwr1 Real
Metering\ Power 1\Pwr1 Reactive
Metering\ Power 1\Pwr1 PF
LED 1
LED 8
LED 2
LED 9
LED 3
LED 10
LED 4
LED 11
LED 5
LED 12
LED 6
LED 13
LED 7
LED 14
LED 15
LED 16
LED 17
850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 3: INTERFACES
Setpoints > Device >
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