SMA SUNNY TRIPOWER CORE1-US Instrucciones De Instalación página 39

SMA Solar Technology America LLC
Additionally required material for the use of conduits (not included in the scope of
delivery):
☐ Conduit (trade size: 27 mm (1 in) or smaller with suitable reducer bush)
☐ Rain-tight or conduit fittings for wet locations complying with UL 514B (trade size: 27 mm
(1 in) or smaller with suitable reducing bush)
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
Procedure:
1.
Danger to life due to electric shock
• Disconnect the inverter from all voltage sources (see Section 8, page 50).
2. If the enclosure lid of the DC connection unit is
closed, remove it as follows: Unscrew all ten screws
with a Torx screwdriver (TX 25) and remove the
enclosure lid carefully forward.
3. Set the screws and the enclosure lid aside and store safely.
4. When using conduits, perform the following steps:
• Remove the M32 cable glands from the enclosure opening. To do so, unscrew the
counter nut from the inside and remove the cable gland from the enclosure opening.
• Insert the conduit fitting into the opening and tighten from the inside using the counter nut.
• Attach the conduit to the conduit fitting.
• Lead one end of the network cable from the conduit into the inverter.
5. When using the cable glands, perform the following steps:
• Remove the swivel nut from the cable gland for the communication cable.
• Thread the swivel nut over the network cable.
Installation Manual
DANGER
STP50-US-40-IA-en_es-11
6 Electrical Connection
10x
39