Connecting Communication - SolarEdge SE330K Quick Installation Manual

CAN Bus
(for connection between inverters)
Up to 13 Inverters per CAN Bus
First Inverter
Switch ON Switch OFF
CAN Bus
The total cable length between the first and last inverter is
750 m / 2460 ft
CAT5e or CAT6, 3-wire, shielded, twisted pair (0.2- 1 mm²)
RS-485 Bus
(for connecting third-party devices such as meter or PPC)
Third-Party Device
00000
RS-485 Bus
Maximal cable length 1Km / 3280ft
CAT5e or CAT6, 3-wire, shielded, twisted pair (0.2- 1 mm²)
CAN
Last Inverter
Switch ON
G H L G A B
L = CAN LOW
H = CAN HIGH
G = GROUND
RS-485
Inverter
G H L G A B

Connecting Communication

Rotate the
When connecting inverters to a CAN communication
connector and
bus, move the relevant switch of the first and last
plug-in
inverters to ON, for bus termination
ON
CAN
Switch
,
OFF
LAN Router
Ethernet Cable
Maximal cable length 100 m / 330 ft
MAN-01-00XXX-1.0
9
11