4 communication, 5 arc-fault circuit interrupter (afci), Communication – SMA SB 6000TL‑US User Manual
Page 19: Arc-fault circuit interrupter (afci)
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SMA America, LLC
3 Product Description
User Manual
SB6-11TLUS-BA-eng-BUS121211
19
3.4 Communication
The inverter can be fitted with a Piggy-Back to enable cable-based communication with special data
capture devices or a PC with the relevant software (for information about supported communication
products for communication via Piggy-Back, see www.SMA-America.com).
3.5 Arc-Fault Circuit Interrupter (AFCI)
In accordance with the National Electrical Code
®,
Article 690.11, the Sunny Boy is equipped with
a system for electric arc detection and interruption.
An electric arc with a power of 300 W or greater must be interrupted by the AFCI in the time specified
by UL 1699B. A tripped AFCI may only be reset manually.
Only the following types of Sunny Boy are equipped with an automatic arc-fault circuit interrupter:
• SB 6000TLUS-12
• SB 7000TLUS-12
• SB 8000TLUS-12
• SB 9000TLUS-12
• SB 10000TLUS-12
• SB 11000TLUS-12
The 2011 edition of the National Electrical Code
®,
Article 690.11 stipulates that newly installed
PV plants attached to a building must be fitted with a means of detecting and disconnecting serial
electric arcs on the PV side.
If the automatic arc-fault circuit interrupter function is not required, it can be deactivated in the
"Installer" mode via the communication device.