Grid/Backup/Gen Connection - PrimeVOLT PV 3K6HB-60 User Manual

Single-phase ESS Inverter User Manual
4.2

GRID/BACKUP/GEN Connection

Before connecting the GRID/BACKUP/GEN terminal, ensure that both the AC terminal and the DC
terminal are powered OFF and the PV switch is OFF. Otherwise there is a risk of high voltage shock.
GRID/BACKUP/GEN connection please refer to below.
Step 1: Assemble the AC connector and then insert AC connector into GRID/BACKUP/GEN port.
Cable Gland
It is recommended to use
outdoor dedicated cables
with multiple copper cores.
B
A
A. Diameter 14 ~ 20/
10~14/
10~14mm
B. Length 20 ~ 25mm
C. Strip Length ~10mm
S. Cross Section 8~14/
4~6/
4~6mm²
a
Step 2: Connect the AC breaker.
An AC breaker
（≥50A）
devices (generator, on-grid inverter or smart load).
a. Before connecting the AC cable from inverter to AC breaker, you should confirm the AC
breaker is working normally. Turn off the AC breaker and keep the status.
b. Connect the PE conductor to grounding electrode, and connect the N and L conductors to
AC breaker.
c. Connect the AC breakers to the grid/critical load/GEN devices (generator, on-grid inverter
or smart load).
NOTICE
Threaded Sleeve
GRID/BACKUP/GEN Connector Structure
b
Tighten three screws
S
and ensure each screw
cap does not exceed
C
the surface.
PE
L N
Line
c
c
should be installed between inverter and the grid/critical load/GEN
Multiple inverters are not allowed to share a circuit breaker.
Load is not allowed to connect between the inverter and the
AC breaker.
Connection Terminal
1
Earth
Neutral
2
3
Tighten nut to
avoid loosening.
Electrical Connection
Click
d
c
18