S1500 Series Pure Sine Wave Inverter User`s Manual
Contents
1. Remote ON OFF Pressing a button and releasing one second will change toggle the output ON OFF mode and the display of LEDS will be changed accordingly Operations of power saving mode Press the button for 2 seconds and the colors of LED will be changed Keep pressing the button and the colors will be toggling between amber and green every 2 3 seconds The color of LED will determine the mode of operation Green indicates that power saving mode is enabled and amber indicates is disabled Release the button when the LED indicating the desired status is reached The operation power saving enable disable does not change the power ON OFF mode Despite the setting of power saving mode when a power OFF command is set by pressing a button the power will be turned OFF and the power saving mode will be set to disable automatically amber LED will flash for 2 3 seconds When the power is turned ON the power saving mode will restore the previous setting 27 COTEK 9 2 Power saving mode MICROPROCESSOR BASED SINE WAVE INVERTER 5 1500 SERIES 9 2 1 9 2 2 9 2 3 ENABLING AND DISABLING POWER SAVING MODE When an inverter is powered on and 1 running in idle condition there is no load or the load connected to the inverter has been switched off it will still draw some power from the batteries for keeping the system alive This inverter features a power saving sleep mode for conservi2. Ground Fault Circuit Interrupters Installations in recreational vehicles for North American approvals will require GFCI protection of all branch circuit connected to the AC output of the hardwire terminal equipped S1500 Inverter In addition electrical codes require GFCI protection of certain receptacles in residential installations While the pure sine wave output of the S1500 Inverter is equivalent to the waveform provided by utilities compliance with UL standards requires us to test and recommend specific GFCI Cotek has tested the following GFCl protected 20A receptacles And found that they functioned properly when connected to the output of the 1500 Inverter WARING Do not operate the power inverter without connecting it to ground Electrical shock hazard may result 3 6 Making DC Wiring Connections Follow this procedure to connect the battery cables to the DC input terminals the 1500 Inverter Your cables should be as short as possible ideally less than 10 feet 3 meters and large enough to handle the required current in accordance with the electrical codes or regulations applicable to your installation Cables that are not an adequate gauge too narrow or are too long will cause decreased inverter performance such as poor surge capability and frequent low input voltage warnings and shutdowns These low input voltage warnings are due to DC voltage drop across the cables from the inverte
3. 3 4 3 Before proceeding further carefully check that cable you have just connected does tie negative terminal of inverter to the negative output power source CAUTION Reverse polarity connection will blow a fuse in inverter and may permanently damage the inverter Damage caused by reverse polarity connection is not covered by warranty 3 4 4 Connect the cable from the negative terminal of the inverter to the negative terminal of the power source Make a secure connection WARING You may observe a spark when you make this connection since current may flow to charge capacitors in the power inverter Do not make this connection in the presence of flammable fumes Explosion or fire may result 3 4 5 Set the power switch to the ON position Check the meters and indicators on the front panel of the inverter The voltage bar graph should indicate 11 to 14 volts 22 to 28V when 24V version is used depending on the voltage of the power source If does not check your power source and the connections to inverter The other indicators should be off COTEK 3 4 6 Set power inverter switch to the OFF position the indicator lights may blink and the internal alarm may sound momentarily The is normal Plug the test load into the AC receptacle on the front panel of the inverter Leave the test load switch off 3 4 7 Set power inverter switch to the ON position and turn the test load inverter should supply
4. Voltage 12V 24V 48V 12V 24V 48V Output Voltage 100 110 115 120V 3 200 220 230 240V 3 Se eee Peak Output Current 25A 11A Efficiency full load 85 87 88 86 89 90 No Load Current Draw 1 5W Saving Mode Output Waveform Sine Wave lt 3 THD Output Voltage Regulation Wes 10y 200 220 d 10 4 RMS 10 4 Input Voltage Regulation 10 16 VDC 20 32 VDC 42 62 VDC 10 16 VDC 20 32 VDC 42 62 VDC Overload Short Circuit Reverse Polarity Fuse Over Under Input Voltage Over Temperature Power apii Recovery 5 Second ime Interface Control Port RS 232C With Baud Rate 1200 2400 4800 Switch Selectable Remote Control Unit Optional Safety UL458 EN60950 EN50081 1 1992 EN50082 1 1992 ENE ECCE EN55022B 1994 e Mark EN61000 4 2 1995 e13 020932 EN61000 4 3 1996 ENV50204 1995 Operating Temperature 0 40 C Range Storage Temperature Range 30 C to 70 C Dimensions 390 L x 275 W x 105 H mm 15 4 L x 10 8 W x 4 1 H Inch Cooling Thermostatically controlled cooling fan 55 C ON 45 C OFF Weight 7 0kgs 15 5 Ibs 2 3 Mechanical Drawings J 70 0 278 COTEK SE
5. alleviate the problems Make sure that the chassis ground lug on the back of the power inverter is solidly connected to the ground system of your vehicle boat or home Do not operate high power loads with the power inverter while watching television Make sure that the antenna feeding your television provides an adequate snow free signal and that you are using good quality cable between the antenna and the television Move the television as far away from the power inverter as possible Keep the cables between the battery and the power inverter as short as possible and twist them together with about 2 to 3 twists per foot This mini radiated interference from the cables Problems and Symptoms Possible Cause solutions Low output voltage Using average reading Use true RMS reading meter and cable 110V 95 105VAC voltmeter 220V 190 210VAC See page 10 Point 3 4 7 of manual Load LED bar flash Overload Reduce load No output voltage Low input voltage Recharge battery And voltage indicator check connections in lower red zone and cable COTEK No output voltage Over Temp indicator on load less than 1500W Thermal shutdown Improve ventilation Make sure ventilation Openings in inverter are not obstructed Reduce ambient temperature No output voltage Over Load indicator On Short circuit or Wiring error Very high power load Check AC wiring for short circuit or imp
6. power to the load If you plan to accurately measure the true output r m s voltage of inverter a meter such as FLUKE 45 BECKMAN 4410 or TRIPLETT 200 must be used 3 5 AC Safety Grounding 3 5 1 During the AC wiring installation AC input and output ground wires are connected to the inverter The AC input ground wire must connect to the incoming ground from your AC utility source The AC output ground wire should go to the grounding point for your loads for example a distribution panel ground bus Neutral Grounding GFCI S 3 5 1 1 3 5 1 2 120V models The neutral conductor of the AC output circuit of the 1500 Inverter is automatically connected to the safety ground during inverter operation This conforms to national electrical code requirements that separately derived AC sources such as inverter and generators have their neutral conductors tied to ground in the same way that the neutral conductor from the utility is tied to ground at the AC breaker panel For models configured with a transfer relay while AC utility power is presenting and the 1500 Inverter is in bypass mode this connection neutral of the 1500 Inverter s AC output to input safety ground is not present so that the utility neutral is only connected to ground at your breaker panel as required 230V models There is no connection made inside the 1500 Inverter from either the line or neutral conductor to the safety ground
7. switch 20 7 2 Dip switch 220 e 20 Appendices 8 1 Operations of 5232 serial 21 8 2 Interface command reor reor eodera ku pue EE 22 25 Appendices C 9 1 Remote control 26 27 9 2 Power saving modo RH br ERMEN 28 31 Copyright This manual is the copyright of COTEK Electronic Ind Co Ltd may not be reproduced or copied without the express permission of the owner COTEK List of contents 10 Appendices 10 1 Class B declaration 32 10 2 CE EN55022B declaration of conformity 33 10 3 LVD EN60950 declaration of conformity 34 10 4 e mark e13 020932 declaration of conformity 35 10 5 UL UL458 declaration of 36 Copyright This manual is the copyright of COTEK Electronic Ind Co Ltd And may not be reproduced or copied without the express permission of the owner 1 Important Safety Instructions WARNING Before you install and use your 51500 Inverter be to read and save these safety instructions 1 1 General Safety Precautions EER 1 1 2 Do not expose the 51500 Inverter to rain snow spray
8. that the power inverter has shut itself down because its temp has become overheated The power inverter may overheat because it has been operated at power levels above its rating or because it has been installed in a location which does not allow it to dissipate heat properly The power inverter will restart automatically once it has cooled off Overload indicator The overload indicator indicates that the power inverter has shut itself down because its output has been short circuited or drastically overloaded Switch the ON OFF switch to OFF correct the fault condition and then switch the ON OFF switch back to ON to reset the unit COTEK 3 8 Power output The 1500W inverter will operate most AC loads within its power rating When deeming whether a microwave oven can be operated by the 1500W inverter remember that the power commonly advertised for microwave ovens are the cooking power the power delivered to the food not the power actually consumed by the microwave oven The microwave oven will consume 40 to 100 more than its advertised cooking power Check the rating sticker on the back of the oven to determine its actual power requirements The 1500W inverter will operate small microwave oven 0 2 to 0 3 cubic foot capacity that draws about 1700 watts It will provide 3 minutes of cooking time Some induction motors used in refrigerators freezers pumps and other motor operated equipment require very high surge currents to st
9. 33 COTEK 10 3 CE LVD EN60950 Declaration of Conformity is herewith confirmed to comply with he sip ERE TA out in dis Cenc Destin Amendment Directive 93 68EEC _For te evaluation of the compliance with this Responsible for making this declaration is the Authorized representative established witha the EU L 34 COTEK 10 4 e mark 13 020932 Declaration of Conformity LIE MINISTERE DES TRANSPORTS 19 2 Royal 1 2910 atii T k xepimur 14 BET biit LL REFERENCE 13 72 245 ANNEXES Documentation technique Epere d un type de v lsienle cxmpesami entit imchnique 7 em qui concerne la directive 72 245 CEE conform ment ai dernier amendement par la directive 95 54 CE Of a of valise cement Cope icchnical uz Dimite 72 243 lah ____ by Hrn 835A BC R ceptlus par type 213 72 24504 14509 2 00 Appu id master Raisson s de l ewiensson applicable Lemo ah fes Fabricant manpor cominerciak du vuonsirmcteur jmd mars mamie tertii Descriptions comsmerclaleiz Pare Sine Wave Inverer bemeral comercial idem i amp 1500 212 1500 224 51500 243 Versace a Label fixed an the of the leasing M
10. 4 4 Load lt 45 LED 1 LED 4 indicators glow 05 5 Load lt 55 LED 1 LED 5 indicators glow 06 6 Load lt 65 LED 1 LED 6 indicators glow 07 7 Load lt 75 LED 1 LED 7 indicators glow 08 8 Load lt 85 LED 1 LED 8 indicators glow 09 9 Load lt 95 LED 1 LED 9 indicators glow 25 COTEK 9 Appendices 9 1 Remote Control Option System Configuration 9 1 1 Plug the 9 pin D SUB connector of the remote controller in the RS 232 port of the Inverter 9 1 2 Check the setting of DIP SW S5 amp S6 The communication BAUD RATE should be set to 4800bps S5 amp S6 OFF LED Indications 9 1 3 on the switch of the Inverter There will be two short beep sounds from the Inverter All LEDS will be ON and one second later there will be a short Beep sound The amber green and red LEDS of remote controller will be on for 0 5 second then off sequentially The Inverter is then in the OFF mode The amber LED will be blinking every 2 3 seconds 9 1 3 1 Remote Controller LEDS Color Status Power Saving Power Output Green ON Enable ON Green Blinking Enable OFF Amber ON Disable ON Amber Blinking Disable OFF Green Power saving enable Amber Power saving disable Power On Blinking Power Off 26 COTEK Operations 9 1 4 9 1 5 9 1 6 Set SLIDE SW Keypads will not work if SLIDE SW is set
11. COTEK S1500 Series Pure Sine Wave Inverter User s Manual 77222 COTEK List of contents Important safety striations 1 1 General safety 3 1 2 Precautions when working with 3 Features 2 1 Application EET 4 2 2 5 2 3 Mechanical drawlftjS Eb terere nen 6 Introduction 3 1 Front panel operations 7 8 3 2 Rear panel 9 3 3 Installationen 10 3 4 Quick hook up and 1 2 10 12 3 5 AC salely grolfidlfi UU HEN AR 12 3 6 Making DC wiring 2 13 14 9 reti eL PP Re IER 15 16 3 8 Power 17 3 9 Protections Features 17 Troubleshooting 18 19 PM 19 M 19 Appendices 7 1 Dip
12. FF 60 OFF ON 2400 ON OFF 115 ON OFF 4800 OFF OFF 120 OFF OFF 4800 7 2 Dip Switch 220V S1 S2 VOUT s3 65 S6 BAUD VAC Hz RATE ON ON 200 ON 50 ON ON 1200 OFF ON 220 OFF 60 OFF ON 2400 ON OFF 230 OFF 4800 OFF OFF 240 OFF OFF 4800 64 is unavailable 20 COTEK 8 Appendices 8 1 Operations of RS232 Serial Port 8 1 1 8 1 2 Hardware design This unit uses a 9 pin D connector and three of RS232 signal lines RECEIVE DATA RXD PIN2 TRANSMIT DATA TXD DATA TERMINAL READY PIN4 The connection between this unit and a computer is as follows Computer Power inverter RXD RXD TXD TXD DSR DTR RTS CTS GND M GND The RS232 interface of this unit employs ASCII code to implement the asynchronous serial transmission control The byte structure is START BIT 8 BIT DATA STOP BIT Baud rate 1200 2400 4800 SET BY DIP SW Parity check NONE not settable Data bit 8 not settable Stop bit 1 not settable 21 COTEK 8 2 Interface Command The buffer size used for the RS232 port is 12 bytes This unit will ignore all bytes more than this value During transmission this unit inverter will indicate it is ready to receive data from co
13. If now a load more than 2 to 15 watts is switched on the green led stops flashing after about 3 seconds and will be lighted continuously After about 15 to 18 seconds after the green led has stopped flashing and become steady output power will be available to the load The green led will be lighted continuously this indicates that the inverter is in power saving sleep mode and is in loaded condition If the load is switched off the output power will be shut down after about 15 to 18 seconds and the green led will start flashing with a flashing sequence of flash flash gap flash flash gap this indicates that the inverter is in power saving sleep mode and is idling at no load Power saving sleep mode disabled 9 2 6 1 9 2 6 2 9 2 6 3 The front plate has a green led marked power saving for indication of enabled state of power save sleep mode referred to as the green led The power saving sleep mode is disabled when the green led marked power saving is off In this mode the output power is always available Following indications will be observed when the inverter is powered on and subsequently loaded and unloaded when power saving sleep mode is in disabled condition the initial condition is that the inverter is switched off and all loads are disconnected 9 2 6 3 1 Switch on the inverter There will be 2 beeps and green led will sta
14. LECTABLE a 51500 224 5 E a Annam i INANANNANNANN TIR COTEK 3 Introduction This power inverter series is a the member of the most advanced line of mobile AC power systems available To get the most out of the power inverter it must be installed and used properly Please read the instructions in this manual before installing and using this model 3 1 Front Panel Operation 3 1 1 Front view 3 1 2 ON OFF switch Power ON OFF switch leave in the OFF position during installation 3 1 3 Power saving Power energy saving enable OVP over voltage protection UVP under voltage protection OTP over temperature protection OLP over load protection Input volts input voltage display Load watts AC load watts display 3 1 4 AC outlet Outlet sockets available North America North America Continental European SCHUKO Australia New Zealand United Kingdom Universal 3 2 Rear Panel Operation COTEK 3 2 1 Ventilation openings Do not obstruct allow at least 3 inch for air flow 3 2 2 Battery terminals Connect to 12V 24V 48V battery or other 12V 24 48V power source is positive O is negative Reverse polarity connection will blow internal fuse and may damage invert
15. My COS 0 Oy 35 COTEK 10 5 UL UL458 Declaration of Conformity Fax 416 757 2827 nai Loron Agri 12 2002 NOTICE OF COMPLIANCE TO APPLY THE C LUL MARK Laboratories lac Val 418 787 5250 61549 h Mr Eddie Chez Y3 Rosp Road remy Taivan 22 gt Projet TED S311 ULC Reime 40407 of Power 51500 102 and S084 CER CP YT Deir Mr Chen lemer sent on behat of Umederwrilers Laborubories Dec he Certfication amd Rzputation Agesement betes UL anb ULC We have cainpbened war of the subject product socerdance with 1 1 458 Foarth Edition dased December 14 1897 and CIA 222 Ma Wie fed iar thes prodao i eligible Liting amd Up This jena temporarily supplements che Follaw Up ences xsgectien Prccedans and serves as authorization i apply Listing Mark above pralena whch ane produced accandazce wisi UL dealt copy e the Report and Fallaw Up Procedure hrer beca tazas ned m UL ou will be Goal Fore copy inthe fre week To provide the safer with the aushesciziton no it the Merk the addresses mui ron
16. art The Power Inverter may not be able to start some of these motor even though their rated current requirement is within the power inverter If motor is refused to start observe the battery voltage indicator while trying to start the motor If the battery voltage indicator drops below 11 volts while inverter is attempting to start the motor this may be why the motor won t start Make sure that the battery connections are good and the battery is fully charged If the connections are good and the battery is fully charged but the voltage still drops below 11 volts you may need to use a larger battery 3 9 Protections Features Dc Input Over Dc Input under Over temperature voltage Dc Input under voltage protection Model voltage alarm Shut down Restart Shut down Restart Shut down Restart 1500 112 1500 212 16 7VDC 15 2VDC 10 2VDC 9 5VDC 12 6VDC 1500 124 85 C 45 C AVD AVD 20 4VD 19 0VDC 25 2 1500 224 33 30 0 9 0VDC 25 oe VDC VDC 41 6VDC 40 0VDC 50 4VDC 1500 248 63 0 60 8 6 0 0 0 COTEK 4 Troubleshooting guide WARNING Do not open or disassemble the S1500 Inverter Attempting to service the unit yourself may result risk of electrical shock or fire Common problems television interference Operation of the power inverter can interfere with television reception on some channels f this situation occurs the following steps may help to
17. bilge dust To reduce risk of hazard do not cover or obstruct the ventilation openings Do not install the S1500 Inverter in a zero clearance compartment Overheating may result To avoid a risk of fire and electronic shock Make sure that existing wiring is in good electrical condition and that wire size is not undersized Do not operate the S1500 Inverter with damaged or substandard wiring This equipment contains components which can produce arcs or sparks prevent fire or explosion do not install in compartments containing batteries or flammable materials or in locations which require ignition protected equipment This includes any space containing gasoline powered machinery fuel tanks or joints fittings or other connection between components of the fuel system 1 2 Precautions When Working with Batteries 1 2 1 1 2 2 1 2 3 1 2 4 If battery acid contacts skin or clothing wash immediately with soap and water If acid enters eye immediately flood eye with running cold water for at least 20 minutes and get medical attention immediately NEVER smoke or allow a spark or flame in vicinity of battery or engine Do not drop a metal tool on the battery resulting spark or short circuit on the battery or other electrical part may cause an explosion Remove personal metal items such as rings bracelets necklaces and watches when working with a lead acid battery A lead acid battery produces a sh
18. btaining 8 bytes digit that can be one of following B2 OLP B4 OTP Loading 10096 3 min UVP LSB Loading gt 110 1 OVP B3 5 BATT Too Low B6 BATT Too High B7 LOAD Too High MSB To query battery level command Format BATT Illustration Don t need to add any of parameter To respond the result be Hexadecimal code replaced by 2 ASCII codes and is between 00 OB then convert into decade digit after obtaining a digit between 0 11 that can be one of following Hex Decade Indication code code 00 0 LED 1 glows blinking to indicate low voltage 01 1 LED 1 glows solid 02 2 LED 2 glows solid 03 3 LED 3 glows solid 04 4 LED 4 glows solid 05 5 LED 5 glows solid 06 6 LED 6 glows solid 07 7 LED 7 glows solid 08 8 LED 8 glows solid 09 9 LED 9 glows solid 0A 10 LED 10 glows solid 11 LED 11 glows blinking to indicate over voltage 24 COTEK 8 2 2 7 To query load level command Format Load Illustration Don t need adding any of parameter Respond The same as BATT lt value gt can be one of following Hex Decade Indication code code 00 0 Load lt 5 All of LED indicators go OFF 01 1 Load lt 15 LED 1 indicator glows 02 2 Load lt 25 LED 1 LED 2 indicators glow 03 3 Load lt 35 LED 1 LED 3 indicators glow 0
19. d a copy e hia Motos avd all stacked material to manufacturing location This sethorization effective for 92 days only from the dace of Noize Foscands covering the product arc now boing prepared and will be semi to peu in tha near fire Products produced which bear Mark all be thoes whioh were eyvah bey LIL dnd comply with Canadian cequircmesta in cartrucuon we discovered satboruation je use fae Mark muy withdrawn and podaci thet bear dhe C UL Mark mey bave to be din fall per at the rracraficturer Sacibry We weold like to dusk Tor de cooperation cxnendew d um daring cur ievestpaten and lock forward ks ppertiniry serve Doa t besiune connect us iud wer able te help ayy UL 36 COTEK No 33 Rong Shin Rd Pa Te City Tao Yuan County Taiwan Phone 886 3 3661581 FAX 886 3 3676029 E mail Sales cotek com tw http www cotek com tw 2004 2 37
20. er permanently WARNING Do not connect the 12V model to a 24 battery The unit will be destroyed immediately 3 2 3 RS 232C Connect to remote control unit option accessory or taken remote controlled working status by computer 3 2 4 Connect chassis ground terminal to earth or to vehicle chassis using 8 AWG wire WARNING Operation of the inverter without a proper ground Connection may result in an electrical safety hazard WARNING Shock Hazard Before proceeding further carefully check the S1500 Inverter is NOT connected to any batteries and that all wiring is disconnected from any electrical sources Do not connect the output terminals of the S1500 Inverter to an incoming AC source COTEK 3 3 Installation Where to install The power inverter should be installed in a location that meets the following requirements 3 3 1 3 3 2 3 3 3 3 3 4 3 3 5 3 3 6 Dry Do not allow water to drip or splash on the inverter Cool Ambient air temperature should be between 0 C and 40 C the cooler the better Safe Do not install in a battery compartment or other areas where flammable fumes may exist such as fuel storage areas or engine compartments Ventilated Allow at least one inch of clearance around the inverter for air flow Ensure the ventilation openings on the rear and bottom of the unit are not obstructed Dust free Do not install the 1500 Inverter in a dusty en
21. ion Full name Position Title L Legal Signature 32 COTEK 10 2 CE EMC EN55022B Declaration of Conformity Declaration of Conformity The following products is herewith confirmed to comply with the requirements set out in the Council Directive on the Approximation of the Lows of the Member States relating to Electromagnetic Compatibility Directive The listed standard as below were applied The following Equipment Product Pure Sine Wave Inverter Model Number 51500 22 51500 224 51500 248 The following severity levels have been achieved RFI Emission Generic emission standard EN S008 114802 Limit cimas B according to EN 33612 1044 Immunity 2 Generic immunity standard according to E 30083121992 Descharge according bo amp 1400 4 2 195 Contact Discharge 4 Alr Discharge gloctromigmetiz Geld to EM amp 8000 4 1 095 POM with AON 3V m Electromageetic field from digital telephones according to 15895 SOC SMe with Se Frequency The following importen manufacturer is responsible for this declaration Company Marne Company Address Telephone i Facsnmile Person is resporihle for marking this declaration Name Full Name Positian Title a Epid Legal Signature
22. mputer by the DTR line A computer has to check the DTR line before sending any information to this unit This unit is normally always ready to receive data while operating When a LF character ASCII code OAH is received this unit would finish the receiving by clearing the status and begin to interpret the received information The unit would execute the received command AND OR data if it is correct Irrespective of whether the command is accepted or not the unit will always send back a response signal to the computer and set DTH to ready for receiving more incoming information 8 2 1 The baud rate of the RS232 interface is determined by S5 and 96 of DIP SW as shows in Appendix A Note You have to reset the unit after adjustment to activate the New settings 8 2 2 Illustration of the RS232 operation 8 2 2 1 RS232 command Command format This unit uses high level language commands with a CR and a LF OAH as the end of the command The system would interpret and execute the command only after these two characters are received After the unit execute the command it would send a response string to the computer The response string is as follows gt CRLF Command executed successfully gt CRLF Command error not accepted CRLF Command correct but execution error e g parameters out of range If the command needs any information from the unit The unit would send the information back to the comp
23. ng the battery power during idle conditions When this mode is enabled the inverter senses the output power being drawn and if this is less than 2 to 15 watts the inverter shuts down the output power Only essential systems are kept alive to reduce power consumption from the batteries to a very low value of only about 1 5 watts As soon as a load is switched on the inverter wakes up from its sleep condition and restores the output power after a response time of about 8 seconds Please note that on waking up from the power saving sleep mode the inverter requires some time to prepare all the systems before it can start delivering power to the load Hence the output power will not be available immediately but after a time lag of approx 15 to 18 sec If using a hand tool or other appliance with a trigger keep the Trigger pressed for some time till the power is available to drive the tool appliance The power saving sleep mode can be enabled or disabled with the help of the power on off switch or with the help of the optional remote control Procedure to switch between the two states is given at para 6 below The inverter has been factory pre set in the enabled condition 28 COTEK 9 2 4 Power saving sleep mode enabled 9 2 5 9 2 4 1 9 2 4 2 The front plate has a green led marked power saving for indication of enabled state of power saving sleep mode here in after referred to a
24. ort circuit current high enough to weld a ring or the like to metal Causing a severe burn COTEK 2 Features Pure sine wave output THD lt 3 Output frequency 50 60Hz switch selectable Low power Power Saving Mode to conserve energy m RS 232C interface remote controls port m Built in voltage and watt meter m Thermostatically controlled cooling fan Advanced microprocessor m Protection Input low voltage Overload Short circuit Low battery alarm Input over voltage Over temperature 2 1 Application 2 1 1 Power tools circular saws drills grinders sanders buffers weed and hedge trimmers air compressors 2 1 2 Office equipment computers printers monitors facsimile machines scanner 2 1 3 Household items vacuum cleaners fans fluorescent and incandescent lights shavers sewing machines 2 1 4 Kitchen appliances microwave ovens refrigerators and freezers coffee makers blenders ice markers toasters 2 1 5 Industrial equipment metal halide lamp high pressure sodium lamp 2 1 6 Home entertainment electronics television VCRs video games stereos musical instruments satellite equipment COTEK 2 2 Electrical Performance Specification Model No 1500 112 51500 124 51500 148 81500 212 51500 224 51500 248 Continuous Output Power 1500W Surge Rating 2000W Input
25. r to the batteries The linger and narrower these cables the greater the voltage drop WARING Failure to place a fuse on cables running between the inverter and battery may cause Barrage to the inverter and wire void warring COTEK WARING The installation of a fuse must be on positive cable Failure to place a fuse on cables running between the inverter and battery may cause damage to the inverter and will void warranty Increasing your DC cable size will help improve the situation Cotek recommends the following cables for optimum inverter performance apply both 120V and 230V versions Model No Wire AWG Inline Fuse 51500 112 2 200 51500 212 2 200 51500 124 4 130 51500 224 4 130 Also use only high quality copper wiring and keep cable length short a maximum of 3 6 feet 1500 INLINE FUSE COTEK 3 7 Inverter Operation To operate the power inverter turn it on by using the ON OFF switch on the front panel The power inverter is now ready to deliver AC power to your loads If you are operating several loads from the power inverter turn them on separately after the inverter has been turned on This will ensure that the power inverter does not have to deliver the starting currents for all the loads at once 3 7 1 Indicators Input power range as follows Model voltage Min voltage Ma
26. roper polarity hot and neutral reversed Remove load 5 Maintenance Very little maintenance is required to keep your inverter operating properly You should clean the exterior of the unit periodically with a damp cloth to prevent accumulation of dust and dirt on the DC input terminals 6 Warranty At the same time tighten the screws We warrant this product against defects in materials and workmanship for a period of 24 months from the date of purchase and will repair or replace any defective power inverter when directly returned postage paid to us This warranty will be considered void if the unit has suffered any obvious physical damage or alteration either internally or externally and does not cover damage arising from improper use such as plugging the unit into an unsuitable power sources attempts to operate products with excessive power consumption requirements or use in unsuitable environments This is the only warranty that the company makes No other warranties express or imply including warranties of merchantability and fitness for a particular purpose Repair and replacement are your sole remedies and the company shall not be liable for damages whether direct incidental special or consequential even though caused by negligence or other fault COTEK 7 Appendices A 7 1 Dip Switch 110V S1 2 63 FREQ S5 S6 BAUD VAC Hz RATE ON ON 100 ON 50 ON ON 1200 OFF ON 110 O
27. rt flashing with a flashing sequence of flash flash flash After about 3 seconds there will be 1 beep and the green led will stop flashing and switch off Output power will be available after about 15 to 18 sec from the time the green led switches off The output power will be always available even in no load idling condition The green led will be off all the time 30 COTEK 9 2 7 Switching between enabled and disabled states of power saving sleep mode 9 2 7 1 Switching between enabled and disabled states of power saving sleep mode can be done with the help of the power off switch on the front plate of the inverter or with the help of the optional remote control Switching between the states using the power on off switch on the front plate of the inverter is done as follows This procedure acts as a toggle i e if the inverter was in enabled state before the procedure it will switch to disabled state after the procedure Likewise if it was in disabled state before the procedure it will switch to enabled state after the procedure Switch off all the loads switch off the inverter disconnect all loads Switch on the inverter There will be 2 beeps and green led will start flashing with a flashing sequence of flash flash flash it will flash for approx 3 seconds Immediately after it starts flashing switch off the power on off switch and immediately switch on again This will complete the s
28. s the green led The power saving sleep mode is enabled in either Of the following indications when inverter is in on condition The green led flashing sequence is flash flash gap flash flash gap power saving sleep mode idle condition or no load The green led is continuously lighted power saving sleep mode loaded Following indications will be observed when the inverter is powered on and subsequently loaded and unloaded when power saving sleep mode is in enabled condition the initial condition is that the inverter is switched off and all loads are disconnected 9 2 5 1 Switch on the inverter There will be 2 beeps and the green led will start flashing with a flashing sequence of flash flash flash After about 3 seconds there will be 1 beep the green led will stop flashing and it will be lighted continuously Output power will be available after about 15 to 18 sec from the time the green led stops flashing After the output power is made available the inverter searches if any load is connected f the load is less than 2 to 15 watts the output power is shut down after about 15 seconds from the time the output power is made available The green led will start a flashing sequence of flash flash gap flash Flash gap this indicates that the inverter is in power saving sleep mode and is idling at no load 29 COTEK 9 2 6 9 2 5 2 9 2 5 3
29. uter with CR and LF and then send the response string to the computer 22 8 2 2 2 8 2 2 3 8 2 2 4 Command format This unit supports the following commands There should always be a CR ODH and a LF OAH appended to the command while sending the command to this unit PWRS command Power saving function control Format PWRS lt value gt Illustration A space ASCII code 20H is needed between PWRS and lt value gt value can be one of the following 0 Power saving disable 1 Power saving enable 2 Inquire the status of saving the response information would be either 0 disable or 1 enable Power command Power ON OFF control Format POWER value Illustration A space ASCII code 20H is needed between PWRS and lt value gt value can be one of the following 0 Power off power consumption 2W restart time lt 5 sec 1 Power off power consumption lt 20W restart time 2 sec 2 Power on 3 Inquire the status of power on off status the response information would be either 0 OFF or 1 OFF or 2 ON 23 8 2 2 5 8 2 2 6 query status command Format STUS Illustration Don t need to add any of parameter respond the result be hexadecimal code replaced by 2 ASCII codes that is between 00 FF 0 255 then convert the Hex code to the binary digit after o
30. vironments where are dust wood particles or other filings shavings These dust can be pulled into the unit when the cooling fan is operating Close to batteries Avoid excessive cable lengths but do not install the 1500 Inverter in the same compartment as batteries Use the recommended wire lengths and sizes see section 2 10 Also do not mount the 51500 Inverter where it will be exposed to the gases produced by the battery These gases are very corrosive and prolonged exposure will damage the 51500 Inverter 3 4 Quick hook up and testing 3 4 1 3 4 2 For a quick hook up of the power inverter to check its performance before going ahead with installation please follow these guidelines Unpack and inspect the power inverter check to see that the power switch in the OFF position Connect the cables to the power input terminals on the rear panel of power inverter The terminal is positive and black terminal is negative Insert the cables into the terminals and tighten allen nut to clamp the wires securely COTEK WARNING You may observe a spark when you make this connection since current may flow to charge capacitors in the power inverter Do not make this connection in the presence of Flammable fumes Explosion or fire may result WARNING Make sure all the DC connections are tight torque to 9 10 ft lbs 11 7 13Nm Loose connections will overheat and could result in a potential hazard
31. witching procedure inverter will continue its power on sequence and switch over to the new state The power on off switch should be switched off and on again during the time the green led is flashing the green led will flash with a sequence of flash flash flash For about 3 seconds after the inverter is powered on 31 10 1 FCC Class Declaration of Conformity DECLARATION OF CONFORMITY Part 2 Section 2 107 The following equipment Product Pure Sine Wave Inverter Trade Mame COTEK Model Number 51500 112 51500 124 51500 148 It s herewith confirmed to comply with the requirements of FOC Part 15 Rules Operation is subject to the following two conditions 1 This device may not cause harmful mter erence 2 This device must acceps any interference received including interference thot muy cause undesired operation The result of electromagnetic emission has been evaluated by CuieTek laboratory NVLAP Lab Code 2003 47 01 and showed in the test report Report No QTR 008H012E It rs understood that each unit marketed is identical to the device as tested nnd Any changes to the device that could adversely affect the emission Characteristics will require retest The following importer manufacturer i responsible for this declaration Company Mame Company Address _ Telephone Facsimile Person is responsible for marking this declarat
32. x voltage 1500 112 1500 212 10 5 15 0 1500 124 1500 224 21 0 30 0 1500 148 51500 248 0 60 0 COTEK 3 7 2 3 7 3 3 7 4 3 7 5 3 7 6 3 7 7 Battery voltage indicator The battery voltage bar graph indicates the voltage at the input terminals of the power inverter At low input current this voltage is very close to the battery voltage At high input current this voltage will be lower than the battery voltage because of the voltage drop across the cable and connections Ideally the voltage should remain in the green Ares of the bar graph If the voltage goes into the red area at top and bottom of the graph inverter may shutdown Load watt indicator The AC load watt bar graph indicates the power drawn from the power inverter by the load For long term operation the watt indicator should remind in the green amp orange area of the bar graph Short term operation is possible with watt indicator in the red area If the watt indicator rises to high values the bar will flash and the inverter will shutdown to protect itself Over voltage indicator The over voltage indicator indicates that the power inverter has shut itself down because its input voltage exceeded 12 24V 48VDC version Under voltage indicator The under voltage indicator indicates that the power inverter has shut itself down because its input voltage fell below 12 24V 48VDC Over temp indicator The over temp indicator indicates
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