SMA SB 3000-US - Manual (Page 35)

SMA America, LLC 6 Electrical Connection
Installation Manual SB30-40-US-IA-en-34 35
6 Electrical Connection
6.1 Safety During Electrical Connection
Danger to life due to high voltages in PV modules that are exposed to light
Death or serious injury due to electric shock as a result of touching a DC cable.
• During the installation of the inverter, cover the PV modules with opaque material.
Risk of damage to the inverter due to moisture penetration
Electronic components in the inverter can be destroyed or damaged as a result of moisture
penetration.
• For conduit hubs, use UL listed raintight, wet location hubs for entry into the enclosure.
Risk of damage to or failure of the inverter due to the use of Wire Nuts
®
The use of Wire Nuts
®
may cause ground-faults or prohibited and high-ohm connections, which can
lead to inverter damage or failure.
• Do not use any Wire Nuts
®
for electrical connections in the PV system.