• Do not use this inverter with medical devices. It is not tested for medical applications.
• Install and operate inverter only as described in this Instruction Manual.
SAvE ThESE INSTRUCTIONS
WARNING: TO REDUCE THE RISK OF INJURY OR PROPERTY DAMAGE: Follow these instructions and those published by
battery manufacturer and the manufacturer of any equipment you intend to use with this unit. Review cautionary markings on
these products and on engine.
INTRODUCTION
Congratulations on purchasing your new Stanley 800 Watt Power Inverter. Read this Instruction Manual and follow the
instructions carefully before using your new inverter.
This power inverter is configured to supply continuous power in the form of two 120 volt AC outlets and a 5 volt USB charging port
to run most household or electronic appliances.
hOW ThIS INvERTER WORkS
This inverter is an electronic device that converts low voltage DC (direct current) electricity from a battery to 120 volts AC
(alternating current) household power. It converts power in two stages. The first stage is a DC-to-DC conversion process that raises
the low voltage DC at the inverter input to 145 volts DC. The second stage is a MOSFET bridge stage that converts the high voltage
DC into 120 volts, 60 hz AC.
power Inverter Output Waveform
The AC output waveform of this inverter is known as a modified sine wave. It is a stepped waveform that has characteristics similar
to the sine wave shape of utility power. This type of waveform is suitable for most AC loads, including linear and switching power
supplies used in electronic equipment, transformers, and small motors.
CAUTION: RECHARGEAbLE DEVICES
• Certain rechargeable devices are designed to be charged by plugging them directly into an AC receptacle. These devices may
damage the inverter or the charging circuit.
• When using a rechargeable device, monitor its temperature for the initial ten minutes of use to determine if it produces excessive
heat.
• If excessive heat is produced, this indicates the device should not be used with this inverter.
• This problem does not occur with most of the battery-operated equipment. Most of these devices use a separate charger or
transformer that is plugged into an AC receptacle.
• The inverter is capable of running most chargers and transformers.
pOWER SOURCE REqUIREmENTS
Your inverter will operate from input voltages between 11 and 15 volts DC. If the input voltage drops below 10 volts DC, the
inverter will shut down. This feature protects the battery from being completely discharged.
The inverter will also shut down if the input voltage exceeds 15.6 volts. This protects the inverter against excessive input voltage.
Although the inverter has built-in protection against over voltage, it may still be damaged if the input voltage exceeds 15 volts.
Your inverter is engineered to be connected directly to standard electrical and electronic equipment in the manner described in
the "Installation" section of this Instruction Manual. Do not connect the inverter to household or Rv AC distribution wiring. Do not
connect the inverter to any AC load circuit in which the neutral conductor is connected to ground (earth) or to the negative of the
DC (battery) power source.
Inductive loads, such as Tvs and stereos, require more current to operate than resistive loads of the same wattage rating. Induction
motors, as well as some Tvs, may require two to six times their rated wattage to start up. Because these inverters have a peak watt
power rating, many such appliances and tools may be safely operated. The equipment that needs the highest starting wattage are
pumps and compressors that start under load. This equipment can be safely tested. If an overload is detected, the inverter will simply
shut down until the overload situation is corrected. Use the power button to turn off the inverter, then on again to reset it.
CAUTIONS
• Exceeding recommended voltage limits will void manufacturer' s warranty.
• NEvER try to use your inverter with any 12 volt DC power source that uses a positive ground. (Most vehicles and boats use
negative ground systems.)
• The Power Inverter must be connected only to batteries with a nominal output voltage of 12 volts. The unit will not operate from
a 6 volt battery and will sustain permanent damage if connected to a 24 volt battery.
• Reverse polarity connection will result in a blown fuse and may cause permanent damage to the inverter.
PC809_ManualENSP_032613.indd 4-5
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pOWER AND FAULT INDICATORS ON ThE LCD DISpLAY
Indicates that the unit is connected properly and functioning normally.
This indicates an input voltage too low fault condition. Refer to the following section for an
explanation.
This indicates an input voltage too high fault condition. Refer to the following section for
an explanation.
This indicates a thermal fault condition. Refer to the following section for an explanation.
This indicates a USB fault condition, and displays when the USB load exceeds capacity.
This indicates an overload or short circuit fault condition. Refer to the following section for
an explanation.
pROTECTIvE FEATURES
The inverter monitors the following conditions:
Input Voltage Too Low: This condition is not harmful to the inverter, but could damage the power source, so the inverter will
automatically shut down when input voltage drops below 10.5 ± 0.5 volts DC.
Input Voltage Too High: The inverter will automatically shut down when DC input voltage exceeds 15.6 ± 0.5 volts, as this can
harm the unit.
Thermal Shutdown Protection: The inverter will automatically shut down when the unit becomes overheated.
Overload/Short Circuit Protection: The inverter will automatically shut down when an overload or short circuit occurs.
Note:
Refer to "Power and Fault Indicators on the LCD Display" for an explanation of the icons that indicate a fault condition before shutdown.
CAUTION
If turning the On/Off switch off, then on again does not reset the inverter, DO NOT ATTEMPT TO OPEN ThE INvERTER. Opening the
inverter for any reason will void the warranty. The unit must be returned to manufacturer for testing and repair by professional
factory technicians.
RATED vERSUS ACTUAL CURRENT DRAW OF EqUIpmENT
Most electrical tools, appliances, electronic devices and audio/visual equipment have labels that indicate the power consumption
in amps or watts. Be sure that the power consumption of the item to be operated is below 800 watts. If the power consumption is
rated in amps AC, simply multiply by the AC volts (120) to determine the wattage.
Resistive loads are the easiest for the inverter to run; however, it will not run larger resistive loads (such as electric stoves and
heaters), which require far more wattage than the inverter can deliver. Inductive loads (such as Tvs and stereos) require more
current to operate than do resistive loads of the same wattage rating.
For safety reasons, the inverter will simply shut down if it is overloaded. To restart the unit, simply unplug all devices plugged
into the inverter; disconnect the inverter from any 12 volt DC power source; then reconnect the inverter BEFORE plugging the
appliance(s) back in.
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