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6 Electrical Connection
User Manual
50
6.6.4 Configurable Dry Contact
There are fault output dry contacts and LOCAL STOP dry contacts located on the
configurable circuit board.
Fault output dry contacts:
The relay can be configured as fault alarm output, which
can be configured by the user as either normally open contact (by using A2&A1) or
normally closed contact (by using A2&NC). The relay switches when a fault occurs.
The devices to be connected to the relays must comply with the related
requirements:
AC Requirements
DC Requirements
Max. Voltage: 250Vac
Max. Current: 5A
Max. Voltage: 30Vdc
Max. Current: 5A
LOCAL STOP dry contacts:
The dry contacts can be configured as LOCAL STOP by
using ON&ON. When the two ON terminals are short-circuited by external signal,
inverter will stop running immediately.
Max. Voltage Limit
Max. Current Limit
250V 5A
6.6.5 RS485-NET Converting Card (Optional)
You may plug a RS485-NET converting card in CON10 and fix it on the
Communication Circuit Board with the delivery screws.
The RS485-NET converting card is an optional part and can be ordered
from Sungrow.
Содержание SG30KU
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