External Power-Off; Connecting A Pc - Delta M125HV Installation And Operation Manual

5 Planning the installation
Grid and system protection

5.7.7 External power-off

The inverter has a multifunction relay allowing an external shut-
down of the inverter to be triggered. The multifunction relay is
designed as a normal open contact.
Pin assignment
Pin Designa- Short cir-
tion cuit
1 V1 -
2 K0 V1 + K0
3 K1 V1 + K1
4 K2 V1 + K2
5 K3 V1 + K3
6 K4 V1 + K4
7 K5 V1 + K5
8 K6 V1 + K6
46
Assigned action
-
External power-off (EPO)
Maximum active power lim-
ited to 0%
Maximum active power lim-
ited to 30%
Maximum active power lim-
ited to 60%
Maximum active power lim-
ited to 100%
Reserved
Reserved

5.7.8 Connecting a PC

The inverter settings can be changed using a PC. This requires
the following accessories.
Accessories
Standard USB/RS485 adapter
Delta Service Software
To select a suitable USB/RS485 adapter, please contact Delta
Customer Service.
The Delta Service Software can be downloaded from www.
solar-inverter.com.
Cable requirements
Bell wire. Both ends open.
Installation and operation manual for Solar Power Inverter M125HV EU V1 EN 2019-07-19
Description
For connecting a PC to the
inverter
For changing the inverter
settings