Sunways NTX3000 - Pin Definition

5 Electrical connection
21
Pin Definition
P1 and RS485 are as the following figure.
RS485Ethernet RS485 RS485
1 2 3 4 5 6 7 8 9 10 11
12
1
2 2
1 Ethernet RS485
2 P1
P1 Definition
Code Name Description
1 PV1+ MPPT1 DC1+
2 PV1+ MPPT1 DC2+
3 PV1- MPPT1 DC1-
4 PV1- MPPT1 DC2-
5 PV2+ MPPT2 DC1+
6 PV2+ MPPT2 DC2+
7
PV2-
MPPT2 DC1-
8 PV2- MPPT2 DC2-
9 3 AC 3
10 2 AC 2
11 1 AC 1
12 PE Cabinet Grounding
RS485 RJ45 Pin Definition
Code Name Description
1 1 RS 485-TX+
2 2 RS 485-TX-
3 3 RS 485-RX+
4 6 RS 485-RX-
RS485 Signal Lock Terminal Pin Definition
Code Name Description
1 1, 2 RS 485-TX+
2 3, 4 RS 485-TX-
3 7, 8 RS 485-RX+
4 9, 10 RS 485-RX-
Net RJ45 Pin Definition
Code Name Description
1 1 Ethernet NET-RX+
2 2 Ethernet NET-RX-
3 3 Ethernet NET-TX+
4 4 Ethernet CT1
5 5 Ethernet CT1
6 6 Ethernet NET-TX-
7 7 Ethernet CT2
8 8 Ethernet CT2