ABB Zenith ZBTS T Series - Page 26

26
Zenith ZBTS T-series 100-1200A, INSTALLATION AND OPERATING INSTRUCTION
1
I, II and 0 leds
Lamp
test
l
ON
Off
load
test
ll
ON
Auto
Alarm reset
On
load
test
Bypass
time
delay
O
OFF
Manual
retransfer
Auto
config
Priority
In-phase
monitor
AUTO
!
S1 S2
LOAD
ll
O
l
Lamp
test
l
ON
Off
load
test
ll
ON
Auto
Alarm reset
On
load
test
Bypass
time
delay
Generator
stop delay
4 min
30 s
0
1
2
3
4
5
10
15
20
30
S1 Failure
delay
[s]
S1 Return
delay
[min]
O Position
delay
4 s
0 s
O
OFF
Manual
retransfer
Auto
config
Priority
In-phase
monitor
AUTO
!
S1 S2
LOAD
ll
O
l
Lamp
test
l
ON
Off
load
test
ll
ON
Auto
Alarm reset
On
load
test
Bypass
time
delay
4 min
30 s
0
1
2
3
4
5
10
15
20
30
S1 Failure
delay
[s]
S1 Return
delay
[min]
4 s
0 s
O
OFF
Manual
retransfer
On
Priority
No priority
In-phase
monitor
On
AUTO
!
S1 S2
LOAD
ll
O
l
ON, fixed light Switch position is indicated with fixed
light in I, O or II led. Only one can be
illuminated
 Indicating running time delay
Load led
ON
Off
load
test
ll
ON
Auto
Alarm reset
On
load
test
Bypass
time
delay
Generator
stop delay
4 min
30 s
4
5
10
15
20
30
S1 Return
delay
[min]
O Position
delay
4 s
0 s
O
OFF
Dropout ΔU / Δf
Manual
retransfer
ΔU 5% / Δf 5%
On
Off
Priority
No priority
Source 1
In-phase
monitor
Off
On
AUTO
!
S1 S2
l
ll
O
LOAD
ON Supply ok and Connected to load
OFF Connected supply to load not ok or load
disconnected (switch in O position)
TEST location: OFF
Auto led
ON, fixed light Switch is in automatic mode
 Test on load
 Test off load

If blinks simultaneously with Alarm led


'Inhibit transfer' digital input is activated.
 Autoconfig completed
Alarm led
ON
Off
load
test
ll
ON
Auto
Alarm reset
On
load
test
Bypass
time
delay
4 min
5
15
30
4 s
O
OFF
Manual
retransfer
On
Off
Priority
No priority
Source 1
AUTO
S2
!
OFF No alarms
ON, fixed light Handle attached, locked, other alarm
 Control Alarm
 Auto configuration ongoing
 Control Retry
 Auto mode off
 If blinks simultaneously with Alarm led


'Inhibit transfer' digital input is activated.
If Auto led is fixed light then manual
retransfer is required.
Table 3.1 LED functionality in HMIs, similiar for both Bypass and ATS switches
ll
ON
Auto
Alarm reset
Bypass
time
delay
!
S2
AUTO