Addition of link to Three Phase Inverters for Delta Grids application note
Addition of RS485-2 support
Version 3.3 (Aug.2017)
Updated the Safety section: New warning -The Safety Switch meets all
requirements for a code-compliant installation of this system. The DC
Disconnect Switch disconnects both the positive and negative conductors.
In Supported AC Grids, added:Ground connection is required for all grids
In Power Optimizer Installation chapter:
Updated string extension cable length
Added information for connecting multiple modules in parallel to an
optimizer
Removed reference to racking models and their grounding methods
Removed mentioning of tracker
In inverter Installation chapter:
Added note about copper conductors
Removed previous interface panel description and images, and type 1
bracket
In Inverter Interfaces - updated ON/OFFswitch description
Added a caution about not altering the DC Safety Unit
enclosure:SolarEdge does not permit opening or puncturing the Safety
Switch in any location other than the pre-defined drill guide locations,
or otherwise altering the construction of the enclosure, as this may
compromise safety and will void the warranty.
Reference to horizontal mounting application note
Updated clearance specifications
Connection to/from the Connection Unit:
AC grounding to bus bar instead of terminal block - updated
instructions and Connection Unit model images
String fusing requirement note updated:Fuses needed for 4 strings or
more (instead of 3).
Added conduit sealing requirement
Revision History 5
Three Phase System Installation Guide MAN-01-00057-4.1
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