15
S
.
tep6. Connect the cable to the terminal of the inverter .
.
Step7. Assemble waterproof connectors and waterproof covers plate.
Step6，7
BAT
Note！
Positive and negative lines are not allowed to reverse.
The positive pole on the left
and
the negative pole on the right.
4.4
Communication interface definition
Ø
BMS PIN De
fi
nition
Communication interface
between
inverter and battery is RS485 or CAN with a RJ45 connector.
The wiring sequence of the crystal head conforms to the 568B standard: orange white, orange,
green white, blue, blue white, green, brown white and brown.
1 8
PIN
1
2
3
4
5
6
7
8
CAN
De
fi
nition
X
X
X
BMS_CANH
BMS_CANL
X
X
X
Rs485
De
fi
nition
X
X
X
X
X
GND
BMS_485A
BMS_485B
Ø
D
RY
_IO (R J45 PIN) Definition
Reserved dry contact interface of the inverter
.
1 8
1
2
3
4
5
6
7
8
COM1
NO 1
NC 1
DI 1
DI 2
COM2
NO 2
NC 2
Ø
DRM Connection
DRM is provided to support several demand response modes by emitting control signals as below.
Note: Only PIN6(DRM0) is available now, and other PIN functions are being developed.
1 8
1
2
3
4
5
6
7
8
DRM1/5
DRM2/6
DRM3/7
DRM4/8
+5V
DRM0
GND
GND
Summary of Contents for VT-66036103
Page 44: ...V1 4...
