8
Quick installation guide for RPI M6A M8A M10A inverters
Connecting to the Grid (AC)
7
DISCONN AC/DC
OFF
ON
AC OUTPUT
Position of the AC connector on the inverter
The AC Plug Amphenol C16-3 is included in
the delivery box
L1
L2
PE
N
L3
1 = L1
2 = L2
4 = N
3 = L3
= PE
Wiring AC plug for 5-wire systems
L1
L2
PE
L3
1 = L1
2 = L2
3 = L3
= PE
Wiring AC plug for 4-wire systems
Earthing System
TN-S
TN-C
TN-C-S TT
IT
Permitted
Yes
Yes
Yes
Yes
No
Wiring for 3P4W grid systems: 3 phases with 4 wires (L1, L2, L3, N) + PE
Wiring for 3P3W grid systems: 3 phases with 3 wires (L1, L2, L3) + PE
Permitted earthing systems
3P3W
3P4W
L1-L2
400 V
AC
± 20%
L1-N
230 V
AC
± 20%
L1-L3
400 V
AC
± 20%
L2-N
230 V
AC
± 20%
L2-L3
400 V
AC
± 20%
L3-N
230 V
AC
± 20%
AC grid voltage requirements
TT is not recommended The voltage of N has to
be very close to PE (difference < 20 V
rms
)
Use wire end sleeves on each wire
Use wire end sleeves on each wire
DANGER
Risk of death or serious injury from electrocu-
tion
►
Set the
AC/DC disconnection switch
to position
OFF
before connecting or disconnecting the AC plug
►
For a description how to set the AC connection type on
the display, see
“ Setting EPO (Emergency Power Off)”,
p 17