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This manual for use by qualified installers only
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Series stacking is used in applications where either 240 VAC loads (or a
combination of 240 VAC and 120 VAC loads) need to be powered by inverters.
One inverter (INVERTER 1 - L1) receives its input from the utility’s L1 line and
provides one 120 VAC output; while the second inverter (INVERTER 2 - L2)
receives its input from the utility’s L2 line and provides 120 VAC output (180°
out-of-phase). The combined out-of-phase voltages can power 240 VAC loads as
well as 120 VAC loads up to the power rating of the inverters.
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To connect the AC input to the inverters:
1. Connect a wire from the ground bus in the main panel to the ground IN
terminal in INVERTER 1 (L1).
2. Connect a second ground wire from the ground bus in the main panel to the
ground IN terminal in INVERTER 2 (L2).
3. Connect a wire from the neutral bus in the main panel to the neutral IN
terminal in INVERTER 1 (L1).
4. Connect a second wire from the neutral OUT terminal in INVERTER 1 (L1)
to the neutral IN terminal in INVERTER 2 (L2).
Keep this wire as short as possible.
5. Connect the line L1 from the main panel to the line IN terminal in
INVERTER 1 (L1).
6. Connect the line L2 from the main panel to the line IN terminal in
INVERTER 2 (L2).
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Breaker for
Pass-through
AC Input
Breaker for
Charger AC Input
Ventilation Holes
AC Terminal
Block
http://www.wholesalesolar.com/inverters.html
http://www.wholesalesolar.com/inverters.html
Summary of Contents for TR1512-120-60
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