Cable Requirements - SMA SUNNY BOY 3.8-US Instructions D'installation

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SMA Solar Technology America LLC

Cable requirements:

☐ Twisted pair conductors
☐ Cable category: minimum CAT5e
☐ Shielding: yes
☐ Conductor cross-section: 0.25 mm² to 0.34 mm² (24 AWG to 16 AWG)
☐ Recommended number of conductor pairs: 4
☐ External diameter: 6 mm to 8 mm (0.24 in to 0.3 in)
☐ Maximum cable length between battery and inverter and, in battery-backup systems, between
automatic transfer switch and inverter: 10 m (33 ft)
☐ UV-resistant for outdoor use.
☐ Comply with the requirements of the battery manufacturer.
Assignment of the terminal block:
Terminal block
A
B
C
D
E
F
Procedure:
1. Remove the sealing plugs from the network connection opening on the inverter.
2. Insert the conduit fitting into the opening and tighten from the inside using the counter nut.
3. Attach the conduit to the conduit fitting.
4. Lead the communication cable into the inverter.
5. Strip the communication cable 50 mm (2 in).
6. Trim the cable shield to a length of 15 mm (0.59 in)
and fold it over the cable sheath.
7. Strip the insulation on the insulated conductors each by 6 mm (0.24 in). The CAN L and CAN
H must be a twisted pair.
8. If necessary, trim unused insulated conductors flush with the cable sheath or fold it over the
cable sheath.
Installation Manual
Position
A
B
C
D
E
F
6 Electrical Connection
Assignment
Not assigned
Enable
GND
CAN L
CAN H
+12 V
SBSxx-US-10-IA-xx-11
37

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Ce manuel est également adapté pour:

Sunny boy 5.0-usSunny boy 6.0-us

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