Overview Hmi Module; 1: Led Signals - ABB Arc Guard System TVOC-2 Installation And Maintenance Manual

Human Machine Interface, functions
Overview HMI
module

1: LED signals

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The HMI module consists of:
1
1 LED signals.
2
2 HMI display.
3
3 Four soft keys.
The three LED signals are used for visual signalling and they are:
• Power LED
- Green light in LED indicates that power is on.
- No light in LED signals no power to HMI.
• Trip LED
- Red light indicates Trip.
• Error LED
- No light in LED indicates that no error is detected in the Arc Guard system.
- Red light in LED signals that error is detected in the system and the Internal
Relay Fault (IRF), K1 is not energized.
Arc Guard System TVOC-2
Power Trip Error