User’s Manual 1PH HYD3000-HYD6000-ZP1
Rev. 1.0 01/09/2023
Identification: MD-AL-GI-00
Rev. 1.1 of 27/01/2023 - Application: GID
98/193
9.
System Electrical Topology
Zucchetti Centro Sistemi S.p.a. has already integrated RCMU (residual current monitoring unit) inside
inverter, If an external RCD is required, a type-A RCD with rated residual current of 100mA or higher is
suggested.
1PH HYD3000-HYD6000-ZP1 inverter household energy storage system is mainly composed of PV modules,
Azzurro battery modules, inverters, AC switches, load and distribution units, smart meters /CT, and power
grid.
Figure 54 - System Electrical Topology (General)
Figure 55 - System Electrical Topology (Australian version)
Note:If you need to select a cable connection mode based on the power distribution system, set the
connection mode on the LCD. In advanced Settings, select off grid grounding to set the connection mode. If
the connection mode is improperly set, grounding errors may occur.
RCD
L
N
PE
L
N
PE
RCD
E-BAR
L
O
A
D
AC Breaker
PV
RCD
RCD
L
N
PE
L
N
PE
RCD
E-BAR
L
O
A
D
AC Breaker
PV
