Xantrex Freedom SW 230V 815-3524-02, Owner'S Manual, Page: 19 / 104

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Introduction
Basic Protection Features
The Freedom SW 230V has the following protection features:
•
over temperature shutdown for critical components such as the
transformer and the power board
• battery temperature sensor (BTS) failure/battery temperature
out-of-range fault protection
• DC output over voltage protection during charge mode,
• AC transfer relay failure detection
• AC output overload and short circuit protection during invert
mode
• AC backfeed
1
protection
• short circuit protection for the BTS and communication
connector ports including protection from incorrectly inserting
the remote panel communication cable plug into the BTS port
and vice versa
The Battery Temperature Sensor (BTS) provides these protection
features:
•
battery over temperature charging protection preventing battery
charging at 60 °C or higher
• charging voltage compensation based on the temperature of the
battery the BTS is connected to
1.An AC backfeed error occurs when the AC output of the inverter/charger is con-
nected or routed back to the inverter/charger’s AC input terminal or if the internal
transfer relay fails.
FSW 230V Owners Guide.book Page 5 Tuesday, August 7, 2018 9:38 AM