Section 6 Operating Procedures; Monitoring; Indications; Monitoring Indication Messages - ABB RELION 620 Series Operation Manual

1MAC456939-IB D
Section 6
6.1
6.1.1
6.1.1.1
620 series ANSI
Operation Manual
Operating procedures

Monitoring

Indications

The operation of the protection relay can be monitored via three different indications on
the LHMI.
• Three indicator LEDs with fixed functionality: Normal, Pickup and Trip
• 11 programmable LEDs
• Information on the display

Monitoring indication messages

Indication messages and tripping data are shown in a dialog box.
1. Read the indication message in the dialog box.
The message can indicate the pickup or tripping of protection functions or an internal
fault in the device.
2.
Press to close the indication message without clearing it or press
the Clear view and to clear messages.
A071264-ANSI V2 EN
Figure 57: Indication message
Section 6
Operating procedures
to activate
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