SMA SB 5000-US - Manual (Page 19)

SMA America, LLC AC Voltage Configuration
SB50US-80US-IA-en-37 SB50US-80US-IA-en-37 19
4 AC Voltage Configuration
4.1 Opening the Sunny Boy
1. Remove the six screws and conical spring washers from the enclosure cover. Pull the cover
forward smoothly.
2. Put the cover, screws, and conical spring washers to one side so that they do not get in the way.
NOTICE
Ingress of moisture when mounting and installing the Sunny Boy
Potential damage to the Sunny Boy.
• For conduit hubs, use UL listed raintight, wet location hubs for entry into the enclosure.
• Do not open the Sunny Boy in the event of rain or a high level of humidity (> 95 %).
Damage to the seal of the enclosure lid during frost
When opening the Sunny Boy during frost, the seal of the enclosure lid can be damaged.
There may be an ingress of moisture damaging the Sunny Boy.
• Do not open the Sunny Boy when the outdoor temperature is below 23 °F ( − 5 °C).
Electrostatic discharges through touching component parts
Potential damage to the Sunny Boy.
• Ground yourself before touching any electronic component.