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INVERTER BASICS

Getting Start e d

Power equipment and appliances which operate with motors
or tubes re q u i re an initial surge of power to get them up and
running.  This power surge is re f e rred to as the "starting load"
or  "peak  load."    (By  comparison,  electrical devices such  as
s t a n d a rd  light  bulbs  do  not  re q u i re  a  large  starting  load).
Once  the equipment or  appliance has been powered  up, it
settles down to a slower pace and re q u i res far less electrical
power to operate.  This lower power re q u i rement is re f e rre d
to as the "continuous load."

In order to ensure that the capacity of your Whistler i n v e rt e r
is sufficient to meet the re q u i red start up load, you must first
d e t e rmine  the  power  consumption  of  the  equipment  or
appliance you plan to operate.

Power consumption is rated either in wattage or in ampere s ,
and  information  re g a rding  the  re q u i red  "watts"  or  "amps"
generally  is  stamped  or  printed  on  most  appliances  and
equipment.  If this information is not indicated on the appli-
ance or equipment, check the owner’s manual. 

Contact the

appliance or equipment manufacturer to determine if
the device you are using (TV’s, battery re-charger, com -
puter, etc.) is compatible with a modified sine wave.

If the power consumption is rated in amps, multiply the num-
ber of amps by 110 (AC voltage) to determine the compara-
ble wattage rating.  As a general rule, you can determine the
re q u i red start up load by multiplying the wattage rating by 10.

For further information on the fundamental operating prin-
ciples of  Whistler inverters and related technical data, see

"Technical Operating Principles"

5

IMPORTANT INFORMATION

I m p o rtant  Information  About  Your  New  W h i s t l e r
Inverter.

This manual will provide you with directions for the safe
and efficient operation of your  Whistler GO-AC 750 Watt
Inverter.  Read the manual carefully before using your new
Whistler inverter and keep the manual on file for future ref-
erence.

Notes:

Your Whistler inverter is designed to operate from a 12 volt
power  source  only.    Never  attempt  to  connect  your
Whistler inverter to any other power source, including any
AC power source.

The length of the supplied cables is matched for the
current needed by the inverter.  Making this cable
longer will make the inverter less efficient and may
cause the cables to heat up.

Do not attempt to lengthen the supplied power
cables.

110 volts can be lethal.  Improper use of your Whistler
inverter may result in property damage, personal
injury or loss of life.

Check with the appliance manufacturer for com-
patibility with modified sine wave inverters.

Some 

appliances may not work well, not at all or be dam-
aged.  

This is especially true for medical equipment.

For more information on compatibility issues, please visit
our  inverter  FAQ  page  at 

w w w. w h i s t l e rg ro u p . c o m / f a q -

inverters.asp

4

PP750  Manual  3/6/02  2:25 PM  Page 7

Summary of Contents for GO AC PP750

Page 1: ... 479 273 6012 FX 479 273 2927 www whistlergroup com PRODUCT DEVELOPMENT CENTER 25 Industrial Ave Chelmsford MA 01824 TEL 978 244 1400 FX 978 244 1491 CUSTOMER RETURN CENTER 1201 N Dixieland Rd Rogers AR 72756 Consumer Relations Tel 800 531 0004 Email info whistlergroup com P N PP750MAN 2 WHISTLER 2002 PP750 Manual 3 6 02 2 25 PM Page 1 ...

Page 2: ...ression of our personality Whistler products are designed to make the time you spend in your vehicle more productive more fulfilling safer or just simply more fun Our mission is to provide products that improve your driving experience Whistler offers a complete line of DC to AC inverters ranging in capacity from 140 Watts to 2750 Watts These inverters offer advanced technology dependable operation...

Page 3: ...rom portable high power 12 volt sources 1 AC Output Sockets 2 On Off Switch 3 Power Overload LED 4 Power Cords 3 Topic Page Features Summary 3 Important Information 4 Inverter Basics 5 7 Getting Started Don t Push It Operation 8 12 Making the Connection Tips Recharging Equipment Changing the Fuse Power Source Additional Safety Features 13 14 Auto Shut Down Thermal Cut Off Low Battery Protection Ca...

Page 4: ...wattage rating As a general rule you can determine the required start up load by multiplying the wattage rating by 10 For further information on the fundamental operating prin ciples of Whistler inverters and related technical data see Technical Operating Principles 5 IMPORTANT INFORMATION Important Information About Your New Whistler Inverter This manual will provide you with directions for the s...

Page 5: ...continuous rating for up to 10 seconds To determine whether your inverter will operate a particular piece of equipment or appliance run a test The inverter is designed to shut down automatically in the event of a power overload Testing appliances and equipment with start up load ratings comparable to your inverter wattage rating will not damage it 7 INVERTER BASICS 6 If a piece of equipment or an ...

Page 6: ... make proper connection between the inverter and the power source will result in reverse polarity Reverse polarity will blow the internal fuses in the inverter and may cause permanent damage to the inverter Damage caused by reverse polarity is not covered under the Whistler warranty Making the connection between the Positive ter minals may cause a spark as a result of current flowing to the capaci...

Page 7: ...asily accessed at the back of the unit underneath the lift up covers OPERATION 7 Turn the inverter rocker switch to the OFF O position The GREEN LED Power Indicator light may blink briefly and or the internal audible alarm may make a momentary chirp This is normal 8 Confirm that the equipment or appliance to be oper ated is turned off Plug the equipment or appliance into one of the three AC recept...

Page 8: ...fe operation OPERATION 12 Note Make certain to correct the source of the overload which caused the blown fuse before turning your inverter back ON l The Power Source When the engine is off most batteries will provide ample power supply to the inverter for one to two hours The actual length of time is a function of several variables including the age and condition of the battery and the power deman...

Page 9: ... wheel gas brake and clutch pedals and gear shift 14 ADDITIONAL FEATURES CARE AND MAINTENANCE To maintain your inverter in proper working condition note the following important safety precautions MOISTURE Keep the inverter dry Do not expose it to moisture Do not operate the inverter if you the inverter the device being operated or any other sur faces that may come in contact with any power sources...

Page 10: ...l Types 1 Basic Operating Principles Whistler GO AC inverters work in two stages During the first stage the DC to DC converter increases the DC input voltage from the power source e g a 12 volt battery to 145 volts DC In the second stage the high voltage DC is converted to 110 volts 60 Hz AC using advanced power MOSFET transistors in a full bridge configuration The result is excellent overload cap...

Page 11: ...ers irons hair dryers toasters and heaters Before attempting to use a battery charger see page 11 Before attempting to use medical equipment see page 4 Use only fuses which conform with the design specifica tions outlined in this manual When operating the inverter with the engine off start the engine every hour and let it run for at least 10 minutes to recharge the battery In the event of automati...

Page 12: ...e a higher capacity draws too much power inverter or do not use this equipment Inverter is too hot thermal Allow inverter to cool shutdown mode Check for adequate ventilation Reduce the load on the inverter to rated continuous power output PROBLEM TV Interference Problem Solution Electrical interference from Add a Ferrite data line filter inverter on to the TV power cord This filter is available a...

Page 13: ... with a modified sine wave A larger inverter may be required WHISTLER 750 WATT INVERTER SPECIFICATIONS Maximum Continuous Power 750 Watts Maximum Surge Capability Peak Power 1500 Watts No Load Current Draw 0 35 A Waveform Modified Sine Wave Operating Input Voltage Range 9 5 16 Volts DC AC Receptacle Three 3 Prong Fuses Three 35 Amp Spade Type Approximate Dimensions 14 H x 7 25 W x 3 D Approximate ...

Page 14: ...s warranteed to the original purchas er for a period of two years from the date of original pur chase against all defects in materials and workmanship This limited warranty is void if the unit is abused modified installed improperly had its housing removed or has a missing serial number There are no express warranties cov ering this product other than those set forth in this warranty All express o...

Page 15: ...ect not to have your inverter repaired replaced it will be returned to you along with your certified check or money order IMPORTANT When returning your inverter for service be certain to include a daytime telephone number and email address if applicable Consumer Relations If you have questions concerning the operation of your Whistler inverter or require service during or after the warranty period...

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