Ac Connection; Requirements For The Ac Connection - SMA SUNNY BOY 3.8-US Instructions D'installation

SMA Solar Technology America LLC
Position
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6.2

AC Connection

6.2.1

Requirements for the AC Connection

Additionally required material (not included in the scope of delivery):
☐ Conduits (trade size: 21 mm (0.75 in) or smaller with suitable reducer bush)
☐ Listed raintight or liquidtight conduit fittings (trade size: 21 mm (0.75 in) or smaller with
suitable reducer bush)
Requirements on･theAC conductors:
☐ The maximum permitted temperature for the terminal block of the AC connection of 105°C
(221°F) must be observed.
☐ Maximum permissible conductor temperature class: 75°C (+167°F) and 90°C (194°F)
☐ The conductors with regards to its ampacity, rated temperatures, operating conditions and its
power loss must be made in accordance with the local standards and the National Electrical
®
Code ANSI/NFPA 70 or the Canadian Electrical Code
☐ Conductor type: copper wire
☐ The conductors must be made of solid wire, stranded wire or fine stranded wire. When using
fine stranded wire, bootlace ferrules must be used.
☐ Conductor cross-section: 4 mm² to 16 mm² (12 AWG to 6 AWG)
Installation Manual
Designation
Equipment grounding terminal for the equipment grounding conductor of
the battery / batteries
Jacks BAT1 to BAT4 for the connection of the battery communication ca-
ble and the communication cable of the automatic transfer switch
Jack DISPLAY for the LED assembly connection in the enclosure lid of the
Connection Unit
Fuses for DC connection
Auxiliary battery (3.6 V, 2600 mAh, size: AA / 14500)
After switching the black-start switch, energy is made available from the
auxiliary battery in order to switch the battery and therefore also the in-
verter on when they are in sleep mode. The auxiliary battery is designed
to function for the entire service life of the product and must not be re-
placed when used in the usual manner.
6 Electrical Connection
®
CSA C22.1.
SBSxx-US-10-IA-xx-11 31