SMA SUNNY WEBBOX - Manual (Page 23)

SMA Solar Technology AG / SMA America, LLC Commissioning
User Manual SWebBox-BA-en-36 23
6.2 Mounting/Installation Location Requirements
Please note the following information regarding the mounting/installation location.
• The Sunny WebBox is suited only for mounting indoors.
• The ambient temperature must be between ‒20°C and +65°C (‒4 °F … +131 °F).
• The maximum permitted cable length of the entire RS485 communication bus is 1,200 m
(3,937 ft).
• The maximum permitted patch cable length is 100 m (328 ft) per segment.
• The maximum permitted telephone cable length is 200 m (656 ft) .
• Protect the Sunny WebBox from dust, wet conditions, corrosive substances and vapours.
• Observe the minimum clearances to walls, other
devices or objects as shown in the diagram in order
to guarantee sufficient heat dissipation.
• Do not cover the Sunny WebBox.
• The distance from the Sunny WebBox to the inverters
must not be greater than the maximum permitted
distance of the selected communication type.
Please note the specifications in the respective
sections.
• During installation, make sure there is optimum
reception for the transmission paths.
Please note the specifications in the respective
sections.