Distribution Panel - House 110 - Holiday Navigator 2003 Owner's Manual

Electrical Systems - House
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DISTRIBUTION PANEL - HOUSE 110

Main Panel - Typical.
Sub-panel - Typical.
8 • 3 1 4
WARNING: The 120 Volt AC panels contain high voltage which can
cause serious injury or death. Before beginning any work or testing
procedures involving the electric panels, or any of the branch circuits,
be sure the motorhome is unplugged from shore power, the generator
is not running and the inverter is in the off position. Certain testing
procedures may require the AC power to be on. Only qualified
personnel with electrical backgrounds should attempt any testing
procedures.
located in the bedroom. The main 120
Volt AC panel receives power from
the transfer switch, which is supplied
by either shore power or the generator.
The AC power is supplied to the 50
Amp main breaker first, then the
power is supplied to the individual
branch circuit breakers. The panel
label describes the breaker layout and
the item, outlet or appliance to which
they pertain. The sub panel receives
AC power from the inverter. The sub
panel supplies power to items which
can be operated by the inverter. When
operating from either shore power or
the generator, the sub panel is auto-
matically supplied with AC power
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from the pass through relay in the
inverter. When hooked to shore power
or operating from the generator, the
AC power goes to the main AC panel
first. The branch circuit breakers in the
main panel then supply AC power to
the input terminals of the inverter. The
pass through relay inside the inverter
trips supplying AC power to the sub
panel.
power source, the pass through relay
is normally closed. The AC power
produced by the inverter supplies
power to the sub panel only.
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N A V I G A T O R 2 0 0 3
The AC distribution panels are
When using the inverter as the AC