Vacon NX Active Front End User Manual

6
vacon • 72 Control Keypad
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6.1 Indicators on the keypad display
Figure 52. Vacon control keypad and drive status indications
6.1.1 Drive status indications
The drive status symbols tell the user the status of the brake chopper. In addition, they tell about
possible irregularities detected by the brake chopper control software in brake chopper functions.
6.1.2 Status LEDs (green – green – red)
The status LEDs light up in connection with the READY, RUN and FAULT drive status indicators.
RUN = Indicates that the drive is running.
STOP = Indicates that the drive is not running.
READY =
Lights up when AC power is on. In case of a trip, the symbol will not light
up.
ALARM =
Indicates that the drive is running outside a certain limit and a warning is
given.
FAULT =
Indicates that unsafe operating conditions were encountered due to which
the drive was stopped.
=
Lights up with the AC power connected to the drive. Simultaneously, the drive status
indicator READY is lit up.
= Lights up when the drive is running (modulating).
=
Lights up when unsafe operating conditions were encountered due to which the
drive was stopped (Fault Trip). Simultaneously, the drive status indicator FAULT
blinks on the display and the fault description can be seen.
READY
FAULTSTOP
RUN
Bus/Comm
Keypad
I/O term
ALARM
run
ready
fault
1 2 3 4 5 6
a b
I
c
3062.emf
enter
reset
select
1
2
3
4
5
I
I
II
III

Vacon NX Active Front End Specifications

General

Brand	Vacon
Model	NX Active Front End
Category	Controller
Language	English