Connecting Communication - SolarEdge TerraMax SE330K Series Quick Installation Manual

CAN Bus
(for connection between inverters)
Up to 13 Inverters per CAN Bus
First Inverter
CAN Switch ON
CAN 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)
MAN-01-01059-1.2
CAN
Last Inverter
CAN 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

IMPORTANT! DO NOT connect
inverters other than the SE330K.
Rotate the
connector and
IMPORTANT! Move the CAN Switch of the first
plug-in
and last inverters on the bus to ON position.
ON
CAN
Switch
,
OFF
Third-Party Power
Plant Controller
(optional)
LAN Router
Ethernet Cable
Maximal cable length 100 m / 330 ft
MAN-01-00XXX-1.0
9
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