Installation Manual

Damage to the inverter due to moisture ingress during electrical installation

• Never open the inverter when it is raining or snowing, or the humidity is over 95%.

• For attaching the conduits to the enclosure, only use UL-listed rain-tight conduit fittings or UL-

listed conduit fittings for wet locations complying with UL514B.

• Seal all unused openings tightly.

Electrical installations

All electrical installations must be carried out in accordance with the local standards and the

National Electrical Code

ANSI/NFPA 70 or the Canadian Electrical Code

CSA C22.1.

• Before connecting the inverter to the utility grid, contact your local grid operator. The

electrical connection of the inverter must be carried out by qualified persons only.

• Ensure that no cables used for electrical connection are damaged.

6.2 Overview of the Connection Area

6.2.1 View from Below

Figure 7 : Enclosure openings at the bottom of the inverter

Position Designation

A Enclosure opening for the DC connection (for 27mm (1in) conduits)

B Enclosure opening for the DC connection (for 27mm (1in) conduits)

C Enclosure opening for the connection cables of the Antenna Extension Kit (optional)

and, if needed, for other data cables (for 21mm (0.75in) conduits)

D Enclosure opening for the network cables and, if needed, for other data cables (for

21mm (0.75in) conduits)

E Enclosure opening for the connection cables of the outlet and, if necessary, for the

switch for the secure power supply operation (for 21mm (0.75in) conduits)

F Enclosure opening for the AC connection (for 27mm (1in) conduits)

G Enclosure opening for the AC connection (for 27mm (1in) conduits)

6 Electrical Connection

SMA Solar Technology America LLC

Installation manualSB5.0-6.0-1SP-US-40-IA-xx-1026

ENGLISH