![background image](/i/tripp-lite/128492/tripp-lite-apsx4048sw/h/tripp-lite-apsx4048sw-011.png)
INV1
BATTERY
BANK
AC IN
BAT+
+
–
BAT–
Output
INV2
AC
AC IN
BAT+
BAT–
Output
INV3
(optional)
AC IN
BAT+
BAT–
Output
ASNET
(RS-485)
CAN BUS
CAN BUS
ASNET
(RS-485)
Fuse
Fuse
Fuse
Fuse
Fuse
Fuse
OUTPUT
INVERTER #1
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TEMP
SENSOR
INVERTER #2
INVERTER #3
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
INVERTER #1
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
INVERTER #2
INVERTER #3
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
INVERTER #1
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
INVERTER #2
INVERTER #3
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
INVERTER #1
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
INVERTER #2
INVERTER #3
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
ASNET
ASNET
PARALLEL STACKED
INVERTERS
BATTERY
TRIP
SENSOR
8P
8P
8P
8P
8P
8P
6P
6P
6P
6P
6P
6P
RJ45
RJ11
RJ45
RJ11
11
4. Inverter/Charger Single-Phase Installation
4.4 Single-Phase Parallel Installation and Start-Up
Up to seven total APSX4048SW Inverter/Charger units can be configured in parallel connection for increased current output.
4.4.1
Connect each Inverter/Charger unit to the batteries as illustrated in diagram 3.4.2. Ensure that the nominal DC battery voltage
is 48V.
4.4.2
Connect the unit to the AC load. Then connect to the AC source. Confirm that all wiring is correct and terminals are tight.
4.4.3 Connecting Inverters for Parallel Operation
For Single-Phase parallel configuration of multiple APSX4048SW Inverter/Chargers, you will need to connect each Inverter/
Charger through the ASNET and PARALLEL STACKED INVERTERS ports located on the side of the units. All Inverter/Chargers
should be powered off at this time. Repeat 4.4.4 for every additional Inverter/Charger connected.
Connecting Inverter/Charger 1 to Inverter/Charger 2:
Connect the first Inverter/Charger to the second Inverter/Charger
through the units’ left-side ASNET terminals with 8P wire and RJ45 plugs. Then connect the right-side ASNET terminal of the
first Inverter/Charger with an 8P terminator resistor.