Connecting The Inverter To The Network - SMA SUNNY TRIPOWER 12000TL-US Instructions D'installation

6 Electrical Connection
• Connect the negative DC cable to the black terminal A- and tighten with a screwdriver
(torque: 5.8 Nm (51 in-lb)).
11. For connecting the string to INPUT B, connect the DC cables to the terminal block for the DC
connection:
• Connect the positive DC cable to the red terminal B+ and tighten with a screwdriver
(torque: 5.8 Nm (51 in-lb)).
• Connect the negative DC cable to the black terminal B- and tighten with a screwdriver
(torque: 5.8 Nm (51 in-lb)).
12. Ensure that all DC cables are securely in place.
13. Close unused enclosure openings with UL-listed type 3R filler plugs.
14. If required, you must connect additional grounding or equipotential bonding (see
Section 6.3.3, page 32).
15. If no additional grounding is to be connected,
reattach the DC protective cover. Tighten all four
screws with an Allen key (AF 3) in the order 1 to 4
(torque: 3.5 Nm (31 in-lb)).
6.5

Connecting the Inverter to the Network

Cable requirements:
The cable length and quality affect the quality of the signal. Observe the following cable
requirements.
☐ Cable type: 100BaseTx
☐ Cable category: Cat5, Cat5e, Cat6, Cat6a or Cat7
☐ Plug type: RJ45 of Cat5, Cat5e, Cat6 or Cat6a
☐ Shielding: SF/UTP, S/UTP, SF/FTP or S/FTP
☐ Number of insulated conductor pairs and insulated conductor cross-section: at least 2 x 2 x
0.22 mm² (2 x 2 x 24 AWG)
☐ Maximum cable length between two nodes when using patch cables: 50 m (164 ft)
☐ Maximum cable length between two nodes when using installation cables: 100 m (328 ft)
☐ UV-resistant for outdoor use
36 STPTL-US-10-IA-xx-22
SMA Solar Technology America LLC
Installation Manual