Appendix A - Wiring scenarios
Three-phase home
A9: Three-phase PV and
IQ Battery.
R1
R2
IQ System Controller 3 INT quick install guide
PV
NOTE:
An RCBO can be used in place of an RCD and
MCB for PV and IQ Battery circuits. When using
an RCBO, IQ Battery and PV require separate
RCBO.
PV terminals
IQ Battery terminals
PV neutral terminal
Earth bar
Neutral bar/Terminal for
battery neutral connection
PV circuit breaker
IQ Battery circuit breaker
IQ Gateway circuit breaker
(pre-installed and pre-wired)
PV RCD
R1
IQ Battery RCD
R2
WARNING:
Ensure that the phase conductors
are connected to their respective terminals.
The sequence of phase terminals in the unit is
L3-L2-L1 from left to right.
Legends
L1
L2
L3
Neutral
Protective earth (PE)
IQ Battery
Applicable region:
Germany
41
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