8 Electrical Connection
SMA Solar Technology AG
Operating manualSTP110-60-BE-en-1636
8.1.6 Network cable requirements
The cable length and quality affect the quality of the signal. Observe the following cable
requirements:
☐ Cable type: 100BaseTx
☐ Cable category: minimum CAT5e
☐ Plug type: RJ45 of Cat5, Cat5e or higher
☐ 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
☐ Maximum cable length between 2 nodes when using patch cables: 50m
☐ Maximum cable length between 2 nodes when using installation cables: 100m
☐ UV-resistant for outdoor use.
Also see:
• Connecting the Network Cables⇒page42
8.1.7 DC cable requirements
☐ Outer diameter: 5.5mmto8mm
☐ Conductor cross-section: 2.5mm²to6mm²
☐ Qty single wires: minimum7
☐ Nominal voltage: minimum 1000V
☐ Using bootlace ferrules is not allowed.
Also see:
• Overview of DC connectors⇒page44
• Assembling the DC Connectors⇒page44
8.1.8 Signal cable requirements
☐ Conductor cross-section: 0.5mm²to0.75mm²
☐ External diameter: Max. 8mm
☐ Maximum cable length: 200m
☐ UV resistant
Also see:
• Connecting contact for fast stop to digital input⇒page49