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Inverter Modified Sine Wave - Guidelines; Installation Conditions

Inverter Modified Sine Wave
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- 3-
Specifications
an enclosure containing automotive-type, lead-acid batteries.These batteries, unlike sealed
batteries,emit explosive hy-drogenation which can be ignited by sparks from electrical
connection.
!
CAUTION!
1-7. Do not connect live AC power to the inverter sA C o utlets. T he in verter w ill b e
damaged even if it is switched OFF.
1-8. Do not expose the inverter to temperatures exceeding 104F(40).
!
CAUTION! Do not use the inverter with the following equipment;
1-9. Small battery operated products such as rechargeable falshlights,some rechargeabl
shavers, and nightlights that are plugged directly into an AC receptacle to recharge.
1-10. Certain battery chargers for battery packs used in hand powered tools. These
chargers will have warning labels stating that dangerous voltages are present at the
charger sba ttery ter minals.
1-11. Note DC voltage of battery should be similar to input DC voltage of power inverter
(for example DC12V of battery should be connected with input voltage 12V of the inverter).
Product Features and Applications
- 4-
Product Features
Pure sine wave or modified sine wave
Soft start
PWM(Pulse Width Modulation)
Microprocessor based design
With power ON/OFF switch and LED indicator
Overload protection / Over voltage protection / Short Circuit protection / Over
temperature protection / Reverse polarity protection (by fuses)
Product Applications
Power tools seriesElectric SawDrilling MachineG
rinderSand bl ast M achine
Punching MarchineWeeding MachineAir Compressor etc.
Office series Computer, PrinterLCD MonitorScanning Machine etc.
Household Appliance series Dust Collector Fan Lamp or LEDSewing
Marchine etc.
Kitchen Appliance series Microwave Oven Fridge Freezer Coffemaker
- 5-
Pure sine wave and modified sine wave inverters
The inverter come in two types; pure sine wave power type and modified sine wave type. In the
pure sine wave power inverter, the 240V AC output harmonically follows a smooth sine wave and
is almost identical to normal mains electricity. As a result, the pure sine wave output would be
better for most appliances than the modified sine wave output.
A Graphic Comparison of Modified Sine Wave and Pure Sine Wave is shown belew:
Modified Sine Wave
-180 -90 0 90 180
Pure Sine Wave
- 6-
Guidelines
Installation Conditions
For safe and optimum performance,install the inverter in a location that is
3-1-1. Dry - Do not expose to water drips or spray.
3-1-2. Cool - Operate only in ambient temperatures between 32F (0) and 104F
(40). Keep away from heating vents or other heat producing equipment.
3-1-3. Safe - Do not install inverter in a compartment with batteries or flammable
liquids, such as gasoline or explosive vapors.
3-1-4. Well ventilated - Allow at least 2 inches(5cm)clearance above and on all sides
of the unit for proper cooling.
3-1-5. Clean and free of dust and dirt- This is especially important if the inverter
is used in a dusty working environment.Select a Suitable Location.