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Following LEDs are used on the
Qc4002™
The main Qc4002™ control unit
includes 5 LEDs
1
Alarm
LED flashing indicates that
unacknowledged alarms are present.
LED fixed light indicates that ALL
alarms are acknowledged.
2
Power
LED indicates that the auxiliary
supply is switched on.
3
Self check
OK
LED indicates that the self check is
OK.
4
Alarm
inhibit
Please refer to Alarm inhibit in the
chapter ‘Additional functions’.
5
Run
LED indicates that the generator is
running.
6
Generator
voltage
LED green light indicates that the
voltage/frequency is present and OK.
Qc4002
G
!
OK
LOG
5
1
6
7
8
2
3
4
10
9
7
(GB) ON
LED green light indicates that the
generator breaker is closed.
LED yellow light indicates that the
generator breaker has received a
command to close on a black BUS,
but the breaker is not yet closed due to
interlocking of the GB.
LED is flashing orange if the ‘Spring
load time’ signal from the breaker is
missing.
8
(MB) ON
LED indicates that the mains breaker
is closed.
9
Mains
voltage
LED is green, if the mains is present
and OK.
LED is red at a measured mains
failure.
LED is flashing green when the mains
returns during the ‘mains OK delay’
time.
10 Auto
LED indicates that auto mode is
selected.
1
Power
Green LED indicates that the voltage
supply is switched on.
2
Self check
OK
Green LED indicates that the unit is
OK.
3
Alarm
inhibit
Green LED indicates that the inhibit
input is ON.
4
CAN 2
5
CAN 1
3
2
1
5
4
Содержание QAS 500 Volvo S2A APP
Страница 1: ...QAS 500 Volvo S2A APP Instruction Manual for AC Generators English...
Страница 2: ......
Страница 99: ...99 Circuit diagrams...
Страница 112: ......
Страница 113: ......
Страница 114: ...Printed in Belgium 05 2009 2954 3870 00 www atlascopco com...