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Posted by Frank Molina, Stellavolta on Jul 29th 2021
Will Tigo Energy Rapid Shutdown Systems work with my inverter?
Click on the link below for a list of inverters certified for use with Tigo Energy Rapid Shutdown Systems.
Tigo Energy UL PV RSS with TS4-F, -S, -O, -L and Listed Inverters
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TECHNICAL NOTE: Sunny Boy US-41: Secure Power Supply Operation with TS4-R-O
PURPOSE
This notice provides instructions for installing the Secure Power Supply for a Sunny Boy PV system outfitted with SMA TS4-R-O devices.
APPLICABLE PRODUCTS
Sunny Boy 3.0 / 3.8 / 5.0 / 6.0
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Are SMA Sunny Boys supposed to come with a mounting bracket?
No, the upgraded "-41" models do not include a separate mounting bracket because it's built into the newer units to make installation easier.
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Is the SMA SB RS 485-N Communication Card RS-458 Module (485USPB-NR) Piggy Back compatible with Sunny Island Inverters?
Yes, the SMA RS 485-N (485USPB-NR) is compatible with boy Sunny Boys and Sunny Islands. Here is an SMA link to an informative video by SMA on how to use the card.
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The key updates to the Sunny Boy US-41 product line include:
This notice provides notification of SMA America’s intention to discontinue production of Sunny Boy US-40 inverters (models: SB x.x-1SP-US-40/ SB x.x-1TP-US-40) in Q3 2019 and switch production to the
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Does the SMA SB5.0-1 SP-US-41 Sunny Boy Solar Inverter have zero export capability (not selling power back to the grid)?
Yes, all SMA Sunny Boys ending in "-41", including the models in the bullet list below, have zero export capability. This would require the use of the SMA Data Manager M sold separately.
SB3.0-1 SP
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Does the SMA SB5.0-1 SP-US-41 Sunny Boy Solar Inverter support a 24V battery pack?
No, the SMA Sunny Boys are grid-tie only inverters, not off-grid inverters.
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