3.3 Grid Connections
8.1.2 PYLONTECH US2000 BATTERIES IN PARALLEL
Master
Slave 1
Slave n
…
NOTE:
For a parallel connection, use the appropriate cables (power and communication) supplied in the kit.
Communication connections between batteries and inverter:
Batteries
are connected
IN PARALLEL
to each other.
•
CAN of
Master Battery
COM Port of
inverter
•
Link port 1 of
master battery
Link Port 0 of
Slave 1 battery
•
Link port 1 of
Slave 1 battery
Link Port 0 of
Slave 2 battery
•
…
•
Link Port 1 of
slave N-1 battery
(second last)
Link Port 0 of
slave N battery
(last)
Power connections between batteries and inverter:
Batteries must be connected in a "loop.”
•
Positive input (+) of
master battery
connected to
positive input (+) of
inverter
.
•
Positive input (+) of
master battery
connected to
positive input (+) of
slave 1 battery
.
•
Negative input (-) of
master battery
connected to
negative input (-) of
slave 1 battery
.
•
…..
•
Positive input (+) of
slave N-1 battery
(second-last)
connected to positive input (+) of
slave N battery
(last).
•
Negative input (-) of
slave N-1 battery
(second-last)
connected to negative input (-) of
slave N battery
(last).
•
Negative input (-) of
slave N battery
(second-last)
connected to negative input (-) of
inverter
.
Inverter
negative
Inverter
positive
