Programmable Leds; Function Block; Functionality - ABB RELION 620 Series Technical Manual

Section 3
Basic functions
3.4
3.4.1
3.4.2
78
OUT_ST_A /_B /_C and OUT_OPR_A /_B /_C). There is also combined earth
fault information collected from all the earth-fault functions available in the relay
configuration (available as output signals OUT_ST_NEUT and OUT_OPR_NEUT).

Programmable LEDs

Function block

GUID-00339108-34E4-496C-9142-5DC69F55EE7A V1 EN
Figure 14: Function block

Functionality

The programmable LEDs reside on the right side of the display on the LHMI.
GUID-834BD604-2386-475C-9C75-AC3F49FEA066 V1 EN
Figure 15: Programmable LEDs on the right side of the display
All the programmable LEDs in the HMI of the protection relay have two colors, green
and red. For each LED, the different colors are individually controllable. For example:
LEDx is green when AR is in progress and red when AR is locked out.
1MRS757644 F
620 series
Technical Manual