Overview Of The Enclosure Parts - SMA SB Series Replacement Manual

3 Overview of the Enclosure Parts

3 Overview of the Enclosure Parts
Compatibility problems when mixing up the inverter versions
The Power Unit type "SBx.xSPUS41PU-AT" is exclusively approved for use with inverters of the
type " SBx.x-1SP-US-41 The inverter can only be distinguished by the type plate. Mounting the
Power Unit on the inverter of the type "SBx.x-1SP-US-40" causes problems with the firmware of
inverter.
The serial number of the inverter does not change when the power unit is replaced.
Figure 1 : Overview of the enclosure parts
Position Designation
A Power Unit
B Connection Unit
8 SBxx-1SP-US-41-PU-RM-xx-10
SMA Solar Technology AG
Replacement Manual