Fault Tracing; Contents Of This Chapter; Leds; Warning And Fault Messages - ABB ACS880-37 Hardware Manual

Fault tracing

Contents of this chapter

This chapter describes the fault tracing possibilities of the drive.

LEDs

Where LED
Control POWER
panel
mounting
FAULT
platform
Supply or BATT OK
inverter
control unit
(A51 or
A41)
PWR OK
FAULT
WRITE

Warning and fault messages

See the firmware manual for the descriptions, causes and remedies of the drive control
program warning and fault messages.
Color Indication
Green Control unit is powered and +15 V is supplied to the control
panel.
Red Drive in fault state.
Green Battery voltage of the real-time clock is OK (higher than 2.8 V).
When the LED is not lit,
• battery voltage is below 2.8 V,
• the battery is missing, or
• the control unit is not powered.
Green Internal voltage OK
Red The control program indicates that the equipment is faulty. See
the appropriate firmware manual.
Yellow Writing to SD card in progress.
Fault tracing 149
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