27
4. System Components
4.5 Rear Panel
1 2
ON
P1 P2 P3 P4 P5 P6
P1 P2
PARALLEL PARALLEL
SWITCH
PARALLEL
REPO CHARGER
DETECTION
INPUT
DRY CONTACT
OUTPUT
DRY CONTACT
MANUAL BYPASS SWITCH
RS-232
WARNING:
OPENING THIS COVER PLATE WILL
CAUSE INVERTER SHUTDOWN.ONLY
AUTHORIZED SERVICE PERSONNEL
CAN OPEN AND OPERATE IT.
BYPASS BREAKER
INPUT BREAKER
UPS OUTPUT
N
T
S
R
-
N
240V DC 240V DC
AC INPUT
N
T
S
R
+
BATTERY INPUT
R
S
T
N
R
S
T
N
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
WARNING:
OPENING THIS COVER PLATE WILL
CAUSE INVERTER SHUTDOWN.ONLY
AUTHORIZED SERVICE PERSONNEL
CAN OPEN AND OPERATE IT.
1 2
ON
WARNING:
OPENING THIS COVER PLATE WILL
CAUSE INVERTER SHUTDOWN.ONLY
AUTHORIZED SERVICE PERSONNEL
CAN OPEN AND OPERATE IT.
MANUAL BYPASS SWITCH
P1 P2 P3 P4 P5 P6
P1 P2
SMART SLOT
PARALLEL PARALLEL
SWITCH
PARALLEL
REPO CHARGER
DETECTION
INPUT
DRY CONTACT
OUTPUT
DRY CONTACT
RS-232
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
240V DC
240V DC
+
N
-
R
AC INPUT
S
T
N
UPS
OUTPUT
R
S
T
N
INPUT BREAKER
R
S
T
N
BYPASS BREAKER
R
S
T
N
BATTERY INPUT
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
2
(Figure 4-6: SUTX20K Rear Panel)
(Figure 4-7: SUTX40K Rear Panel)
No.
Item
Description
1
SMART Slot
Connects SNMP/Relay I/O/ModBus card. For detailed information, refer to
6. Communication Interfaces
.
2
MINI Slot
For more information contact Tripp Lite.
3
DC Fans
Cool and ventilate the UPS.
4
Parallel Switch
Controls parallel ports' status (ON or OFF). For detailed information, refer to
6. Communication Interfaces
.
5
Parallel Ports
For UPS parallel usage. For detailed information, refer to
6.Communication Interfaces
.
6
Output Dry
Contacts
Receive the UPS system’s event information. Refer to
6. Communication Interfaces
.
7
Input Dry
Contacts
Receive external information of devices connected to the input dry contacts. Refer to
6. Communication
Interfaces
.
8
REPO Port
When an emergency event occurs, the UPS immediately disconnects the power supply and shuts down the
unit. For detailed information, refer to
6. Communication Interfaces
.
9
Manual Bypass
Switch
For maintenance only! Only authorized service personnel should open the cover plate of the manual bypass
switch and operate it. Please note that opening this cover plate will cause inverter shutdown.
10
RS-232 Port
Connects to a computer. For detailed information, please refer to
6. Communication Interfaces
.
11
Charger
Detection Port
Connects to a charger box and detects the charger status. Refer to
6. Communication Interfaces
.
12
Input Breaker
Controls the UPS system’s main input switch and for safety protection.