6 Electrical Connection
6.2.2
Interior View
Figure 6 : Connection areas in the interior of the inverter
Position
Designation
A
Connecting terminal plate for AC connection
B
Switch for changing the language to English for service purposes
C
Screw to release and attach the communication board
D
Slot for the SD memory card, for service purposes only
E
Terminal for equipment grounding and grounding electrode conductor
F
Connecting terminal plate for DC connection
6.3
AC Connection
6.3.1
Requirements for the AC Connection
Additionally required material (not included in the scope of delivery):
☐ 1 metal conduit: 25.4 mm (1 in)
☐ 1 UL-listed rain-tight conduit fitting for wet locations: 25.4 mm (1 in)
Cable requirements:
☐ The AC cable must be approved for temperatures of over +90°C (+194°F).
☐ The AC cable must be designed in accordance with the local installation requirements.
☐ The AC cable must be made of solid wire or stranded wires.
☐ Conductor cross-section: 10 mm² to 6 mm² (8 AWG to 6 AWG)
☐ Conductor type: copper wire
☐ The maximum cable length subject to conductor cross-section must be observed.
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STPTL-US-10-IA-xx-20
SMA Solar Technology America LLC
Installation Manual