ABB TruONE ATS Installation And Operating Instruction page 36

Automatic transfer switches
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36
Off
On
Lamp
load
load
test
test
test
I, II and 0 leds
l
O
S1
O
ON
OFF
S1 Failure
S1 Return
delay [s]
delay [min]
l
0
2
4
10
1
3
5
15
LOAD
S1 Failure
S1 Return
S1
O
delay [s]
delay [min]
Off
Lamp
0
2
4
load
1
3
5
test
l
test
Auto
In-phase
config
monitor
LOAD
l
Off
Lamp
ON
S1
O
load
test
test
l
Auto
In-phase
config
monitor
S1 Return
l
delay [min]
LOAD
4
ON
10
20
5
15
30
Load led
S1
O
l
In-phase
Off
On
monitor
load
load
Bypass
On
LOAD
Auto
test
test
time
Alarm reset
delay
O
Auto led
ll
ON
OFF
In-phase
ON
monitor
S2
On
Off
4 min
5
15
30
!
Dropout ΔU / Δf
AUTO
Off
On
Bypass
Alarm led
load
load
time
test
test
delay
S2
O
!
ON
OFF
AUTO
Manual
iority
retransfer
Table 3.1 LED functionality, common to every HMI-type
No priority
On
Source 1
Off
Tr u O N E ® AT S , I N S TA L L AT I O N A N D O P E R AT I N G I N S T R U C T I O N
Bypass
Auto
time
Alarm reset
delay
ON, fixed light
ll
Generator
O Position
stop delay
delay
S2
ON
ll
!
20
30 s
0 s
4 min
4 s
30
AUTO
S2
On
Bypass
10
20
30 s
Auto
0 s
load
time
15
30
4 min
4 s
Flash/1 s, 50%/50 % nn
ll
!
Alarm reset
test
delay
Priority
Manual
retransfer
AUTO
O
ll
On
Bypass
Auto
OFF
ON
S2
load
time
Alarm reset
test
delay
Generator
O Position
ll
!
stop delay
delay
Priority
Manual
retransfer
O
ll
AUTO
30 s
0 s
OFF
ON
4 min
4 s
S2
ON
nnnn
ll
!
Manual
Priority
OFF nnnn
Bypass
retransfer
Auto
time
No priority
On
AUTO
Alarm reset
delay
ll
ON
Manual
Priority
ON, fixed light
retransfer
No priority
On
Flash/1 s, 50%/50 % nn
Source 1
Off
4 s
Flash/1 s, 90%/10 %
ΔU 5% / Δf 5%
5 flashes/1 s, 50%/50 % yyyyyyyyyyyy
Auto
Alarm reset
OFF nnnn
ON, fixed light
ll
2 quick flashes/1s n n
ON
5 flashes/1 s, 50%/50% yyyyyyyyyy
Flash/1 s, 50%/50% nn
Flash/1 s, 10%/90% yn n
Switch position is indicated with fixed
nnnn
light in I, O or II led. Only one can be
illuminated
Indicating running time delay
Supply ok and connected to load
Connected supply to load not ok or load
disconnected (switch in O position)
Switch is in automatic mode
nnnn
Test on load
Test off load
n n
y
Autoconfig completed
No alarms
Handle attached, locked, other alarm
nnnn
Control Alarm
yy nyy
Auto configuration ongoing
Control Retry
Auto mode off

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