background image

Intro

Operation

Customer

Assistance

Warranty

Notes

Notice

Main Icons

Secondary Icons

Caution

Warning

Installation

Intro

Operation

Customer

Assistance

Warranty

Notes

Notice

Main Icons

Secondary Icons

Caution

Warning

Installation

Intro

Operation

Customer

Assistance

Warranty

Notes

Notice

Main Icons

Secondary Icons

Caution

Warning

Installation

1

Intro

Operation

Customer

Assistance

Warranty

Notes

Notice

Main Icons

Secondary Icons

Caution

Warning

Installation

Introduction

Important Safety Information

Important Safety Information 

Before installing and using your Cobra power inverter, 

please read these general precautions and warnings.

Caution and Warning Statements

To make the most of this inverter, it must be installed and 

used properly. Please read the installation and operating 

instructions carefully before installing and using it. Special 

attention must be paid to the CAUTION and WARNING 

statements in the manual.

CAUTION Statements specify conditions which  

could cause damage to the unit or other equipment.

WARNING Statements identify conditions that  

could result in personal injury or loss of life.

General Precautions

1.  Never install the inverter in a boat’s  

engine compartment where gas and  

battery fumes are present.

2.  Do not operate the inverter if it has been  

dropped or damaged in any way.

3.  Do not open the inverter; it contains no user-

serviceable parts. Attempting to service unit  

could cause electrical shock.

     NOTE Internal components remain  

charged after all power is disconnected.

4.  Do not expose the inverter to rain, snow,  

bilge water or spray.

5.  Do not obstruct the ventilation openings.
6.  Do not install the inverter in zero-clearance 

compartment.

CAUTION This inverter should be used in  

negative ground applications only.

Intro

Operation

Customer

Assistance

Warranty

Notes

Notice

Main Icons

Secondary Icons

Caution

Warning

Installation

Nothing Comes Close to a Cobra

®

CPI490_MANL.indd   1

11/13/14   2:58 PM

Summary of Contents for CPI490

Page 1: ...this owner s manual If you require further assistance after reading this manual Cobra Electronics offers the following customer assistance services For Assistance in the U S A Automated Help Desk English only 24 hours a day 7 days a week 773 889 3087 phone Customer Assistance Operators English and Spanish 8 00 a m to 5 30 p m CT Monday through Friday except holidays 773 889 3087 phone Questions En...

Page 2: ... If the power inverter is out of warranty a letter will automatically be sent informing you of the repair charge or replacement charge If you have any questions please call 773 889 3087 for assistance Maintenance and Product Service Intro Operation Customer Assistance Warranty Notes Notice Main Icons Secondary Icons Caution Warning Installation Customer Assistance Cooling Fan A3 A2 Product Feature...

Page 3: ... paid to the CAUTION and WARNING statements in the manual CAUTION Statements specify conditions which could cause damage to the unit or other equipment WARNING Statements identify conditions that could result in personal injury or loss of life General Precautions 1 Never install the inverter in a boat s engine compartment where gas and battery fumes are present 2 Do not operate the inverter if it ...

Page 4: ...lug In Directly Dangerous Voltages 3 2 Important Safety Information Intro Operation Customer Assistance Warranty Notes Notice Main Icons Secondary Icons Caution Warning Installation Introduction Output Waveform Some very sensitive electronic equipment may not operate satisfactory on square wave or modified sine wave The output waveform is referred to as square wave or modified sine wave It is a st...

Page 5: ...tance Warranty Notes Notice Main Icons Secondary Icons Caution Warning Installation Intro Operation Customer Assistance Warranty Notes Notice Main Icons Secondary Icons Caution Warning Installation Installation Requirements The inverter must be installed in an area that meets all of the following requirements A Dry Do not place in an area where water can drip or splash on the inverter B Cool Ambie...

Page 6: ...necting Cables Intro Operation Customer Assistance Warranty Notes Notice Main Icons Secondary Icons Caution Warning Installation Installation DC TO AC POW ER INV ERT ER AC 115 V 6 0H Z 4 0 0 Mounting Brackets Mounting Hardware 2 Connect cable to the Power Input Terminals on right side panel of the inverter The red terminal is positive and the black terminal is negative Insert the ends of the cable...

Page 7: ...er is switched off CAUTION Do not connect the inverter to an AC branch circuit that has high power consumption loads It will not operate electric heaters air conditioners stoves and other electrical appliances that consume more than 400 watts CAUTION Loose connectors result in excessive voltage drop and may cause over heated wires and melted insulation CAUTION Reverse polarity connections positive...

Page 8: ... left side panel switch the On Off Switch to on The inverter is now ready to deliver AC power to your loads If several loads are to be operated by the inverter turn them on separately after the inverter has been turned on This will ensure that the inverter does not have to deliver the starting currents required for all the loads at once To turn the power inverter off 1 On the left side panel switc...

Page 9: ...y Notes Notice Main Icons Secondary Icons Caution Warning Installation Operation Operating Limits Power Output The inverter can deliver 400 watts for about 60 minutes The inverter must cool for 15 minutes before it can resume operation at 400 watts Note The wattage rating applies to resistive loads The inverter will operate most AC loads within its power rating Some induction motors used in freeze...

Page 10: ...ter low voltage protection the voltage of DC input should be above 12V To extend the life of the fan it will stop when there is no load The speed of the fan increases as the load increases The unit is completely insulated in input and output for added safety Problem Symptom Low output voltage No output voltage No output voltage after prolonged use No output voltage Protect indicator lighted No out...

Page 11: ...amaged by accident 2 In the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs 3 If the serial number has been altered defaced or removed 4 If the owner of the product resides outside the U S A All implied warranties including warranties of merchantability and fitness for a particular purpose are limited in duration to the length of this warranty Cobra sh...

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