Alpha ESS SMILE-G3-S5 Manual page 48

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3) Take out 10 pin terminal block for AUX connection.
AUX contains Channel1 and Channel2.Channel1 contains Do1_NO (normally open), Do1_COM
and Do1_NC (normally closed), corresponding to 1, 2 and 3 respectively. Channel2 contains
Do2_NO, Do2_COM and Do2_NC, corresponding to 4, 5 and 6 respectively.
If using a generator unit with dry contact, the dry contact can be wired to 1 (Do1_NO) and 2
(Do1_COM) of Channel 1 as shown in the diagram below. If using a generator unit without
dry contact, no wiring is required.
2. Place the COM connection cover against the inverter and tighten them.
ELECTRICAL CONNECTION
Channel 1
1 Do1_NO
2 Do1_COM
3 Do1_NC
Channel 2
4 Do2_NO
5 Do2_COM
6 Do2_NC