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Tripp Lite SUTX20K Owner's Manual page 13

Smartonline sutx 3-phase ups system 20/40kva
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  • ENGLISH, page 1
3. Installation and Wiring
For the external
battery cabinet's
grounding( )
Connects
an external
battery
cabinet
(if necessary)
For the external
battery cabinet's
grounding( )
Connects
+
an external
N
battery
-
cabinet
(if necessary)
Protective
(Disconnect
SUTX20K
(20kVA Model)
I
ON
I
ON
I
ON
I
ON
I
ON
I
ON
O
OFF
O
OFF
O
OFF
O
OFF
O
OFF
O
OFF
R
S
T
N
R
S
INPUT BREAKER
BYPASS BREAKER
-
+
N
R
S
T
AC INPUT
240V DC
240V DC
BATTERY INPUT
+
N
R S T N
-
4-Pole
Contactor
Protective
R S T N
Device
(Disconnect
Protective
Device)
Device
R S T N
Connects the main AC source
(Figure 3-7: 20kVA UPS Single Unit Single Input Wiring Diagram)
SUTX40K
(40kVA Model)
I
ON
I
ON
I
ON
I
ON
O
OFF
O
OFF
O
OFF
O
OFF
R
S
T
N
INPUT BREAKER
-
+
N
R
240V DC
240V DC
BATTERY INPUT
R S T N
4-Pole
Contactor
R S T N
Device
Protective
Device)
Device
R S T N
Connects the main AC source
(Figure 3-8: 40kVA UPS Single Unit Single Input Wiring Diagram)
I
ON
I
ON
O
OFF
O
OFF
T
N
N
R
S
T
N
UPS OUTPUT
For the
UPS
grounding
(
)
(*CS:
Contactor
CS
Solenoid)
For the critical
loads' grounding ( )
I
ON
I
ON
I
ON
I
ON
O
OFF
O
OFF
O
OFF
O
OFF
N
R
S
T
BYPASS BREAKER
S
T
N
R
S
T
N
AC INPUT
UPS OUTPUT
(*CS:
CS
Contactor
Solenoid)
For the UPS
grounding(
13
N
Connects the
T
critical loads
S
R
3-Pole Breaker
For the critical loads'
grounding( )
N
Connects the
T
critical loads
S
R
3-Pole Breaker
)

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