ARTC-SVX001B-EN
61
Variable Frequency Drive
Diagnostic Codes (Optional)
The ABB ACH580 Variable Frequency Drive (VFD)
provides proven reliability and flexibility in an
intelligent variable frequency drive dedicated to saving
energy, producing quality air, and alleviating
environmental concerns. The ACH580 programmable
drive controls fans, compressors, and pump motors
precisely for an energy efficient HVAC environment.
The drive is physically located near a module’s
electrical and control panel.
Diagnostic Indicators
Drive LEDs:
Drive LEDs (green POWER and a red FAULT) are found
on the front of the drive. LEDs are visible through the
panel cover but not visible if a control panel is attached
to the drive.
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ntt:: LEDs are found on the front of the drive,
under control panel/panel cover. If a control
panel is attached to the drive, switch to
remote control, otherwise a fault will be
generated. Remove the panel to view the
LEDs.
See table below for drive LED indications.
Table 13.
POWER and FAULT drive LED indications
LED off
LED lit and steady
LED blinking
No power
Green (POWER)
Power supply on the
board OK
Green (POWER)
Blinking: Drive in an
alarm state Blinking for
one second: Drive
selected on the control
panel when multiple
drives are connected to
the same panel bus.
Red (FAULT)
Active fault in the drive.
To reset the fault, press
RESET from the control
panel or switch off the
drive power.
Red (FAULT)
Active fault in the drive.
To reset the fault, switch
off the drive power.
Control Panel LEDs:
The control panel has one LED, found at the left edge of
the panel. See table below for control panel LED
indications.
Table 14.
Control panel LED indications
LED off
LED lit and steady
LED blinking/flickering
Panel has no
power
Green
Drive functioning normally. Connection between
the drive and control panel may be faulty or lost,
or the panel and drive may be incompatible.
Check the control panel display.
Green
Blinking: Active warning in the drive
Flickering: Data transferred between the
PC tool and drive through the USB
connection of the control panel drives are
connected to the same panel bus.
Red
Check the display to see where the fault is.
•
Active fault in the drive. Reset the fault.
•
Active fault in another drive in the panel bus.
Switch to the drive in question and check and
reset the fault.
Red
Active fault in the drive. To reset the fault,
cycle the drive power.
Blue
Panels with a Bluetooth interface only.
Blinking: Bluetooth interface is enabled. It
is in discoverable mode and ready for
pairing. Flickering: Data is transferred
through the Bluetooth interface of the
control panel.