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Installation and Operation Manual for Solar Power Inverter M70A EU V1.1 EN 2020-02-20
5 Planning the installation
Device communication and system monitoring
5.7.9 External power-o
The inverter has a relay allowing an external shutdown of the
inverter to be triggered. The relay is designed as a NO contact.
The relay can also be set as an NC contact in the inverter set-
tings.
The connections for the external shutdown are located on the
communication card.
Pin Naming Short cir-
cuit
Assigned action
1 V1 - -
2 K0 V1 + K0 External power-o (EPO)
3 K1 V1 + K1
Maximum active power lim-
ited to 0%
4 K2 V1 + K2
Maximum active power lim-
ited to 30%
5 K3 V1 + K3
Maximum active power lim-
ited to 60%
6 K4 V1 + K4
Maximum active power lim-
ited to 100%
7 K5 V1 + K5 Reserved
8 K6 V1 + K6 Reserved
Table 5.5.: Pin assignment of the terminal block for the external
power-o
5.7.8 Connecting a ripple control receiver
An external ripple control receiver can be connected to the digital
inputs.
The digital inputs are located on the communication card.
Pin Naming Short cir-
cuit
Assigned action
1 V1 - -
2 K0 V1 + K0 External power-o (EPO)
3 K1 V1 + K1
Maximum active power lim-
ited to 0 %
4 K2 V1 + K2
Maximum active power lim-
ited to 30 %
5 K3 V1 + K3
Maximum active power lim-
ited to 60 %
6 K4 V1 + K4
Maximum active power lim-
ited to 100 %
7 K5 V1 + K5 Reserved
8 K6 V1 + K6 Reserved
Table 5.4.: Pin assignment of the terminal block with digital inputs
for connecting a ripple control receiver
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