Programmable Push Buttons With Leds - ABB RELION 620 Series Technical Manual

Section 2
620 series overview
2.2.3.1
48
push buttons are also used to acknowledge alarms, reset indications, provide help and
switch between local and remote control mode.
A071176 V1 EN
Figure 4: LHMI keypad with object control, navigation and command push
buttons and RJ-45 communication port

Programmable push buttons with LEDs

GUID-4D43320C-F429-4BD6-BECE-1CE6F6F94C30 V1 EN
Figure 5: Programmable push buttons with LEDs
The LHMI keypad on the left side of the protection relay contains 16 programmable
push buttons with red LEDs.
1MRS757644 F
620 series
Technical Manual