Sunny Boy 1800U
Installation and Operator’s Manual
SB2500U-11:NE
-
9
-
SMA Regelsysteme GmbH
CAUTION:
Please note the following points in any case:
•
The mounting background must be firm.
•
The ambient temperature must be between –13°F and +140°F.
•
The National Electrical Code (NEC) requires that the inverter be
connected to a dedicated circuit and no other outlets or device may
be connected to this circuit. See NEC Section 690-64(b)(1). The
NEC also impose limitations on the size of the inverter and the man-
ner in with it is connected to the utility grid. See NEC Section 690-
64(b)(2).
•
Do not expose the string inverter to direct sunlight (if necessary in-
stall a shading roof).
•
A minimum distance of 8 inch (200 mm) must be clear above the in-
verter for ventilation, i.e. no cupboards, ceiling, etc.
•
Free air circulation around the case must not be obstructed.
•
If you are installing the Sunny Boy in a cabinet or closet etc., the air
circulation must be sufficient for heat dissipation - provide external
ventilation.
•
The heat sink can reach a temperature of more than 175
o
F.
•
Check existing electrical installations or plumbing prior to drilling
holes into the wall.
•
Provide a correct position of the inverter - see below:
mount straight or tilted to the back
never
mount tilted to front
Fig. 2.1
: How to mount the Sunny Boy
