LD450-12 Owners Manual - Selectronic Australia
Contents
1. see page 11 until the inverter turns OFF Once this is done re check that small loads will still bring the inverter ON when required Inverter shuts down during the middle of the day and comes back ON late in the afternoon This is more than likely caused by high battery volts during peak charging times from Solar Panels Battery volts should never exceed 17 volts If this is the case have your Solar Regulator checked LD350 12 Manual D Selectronic Australia Product Warranty Conditions LD350 12 Specifications Inverter Type Microprocessor control circuit with PWM full bridge power stage True sine wave AC output Warranty Current draw from Battery Selectronic Australia Pty Ltd warrants your inverter to be free from Condition Amperage defects in materials and workmanship under normal use and service for an initial period of two 2 years Defective parts will be replaced Demand Start SLEEP mode average 0 06 Amps or repaired free of charge within this period Inverter ON with no Load 0 40 Amps Conditions Maximum Continuous Load 350 Watt 34 Amps SE Half h ting 450 Watt z This warranty is applicable only from the date of original purchase ae cane aM ne Surge rating 1000 Watt 93 Amps The provision of this warranty shall not apply if the unit has been subject to misuse neglect act of God accidental damage or has been used for a purpose for which it is not intended Inverter Power Ratings2. 25 C Unauthorised modification or repair will void your warranty Condition Total Inverter output Wattage 1 0pf Current To ensure a smooth and speedy response to your warranty claim please complete and return your reply paid warranty card within 30 Continuous 350 Watt 1 4 Amps days from date of purchase Half hour rating 450 Watt z2 Amps Surge rating 5 seconds 1000 Watt 3 4 Amps Within Australia amp New Zealand r Demand Start The inverter must be returned at the owner s cost to an authorised Type Pulsing AC Minimum Load to Start 4 watts 16 watts user adjustable Response Time 1 second maximum Outside Australia amp New Zealand Product purchased for use outside Australia amp New Zealand must be eatery Voltage Benge _ Voltage a returned to Selectronic Australia s Service Centre to enable warranty Low DC Volts Cut Out 10 second delay 10 11 5 volts user adjustable claims to be processed Freight cost to be borne by the customer No Low DC Volts Cut In 12 volt ANU SMB ee mat Mean iat p in uo High DC Volts Cut Out Instantaneous 17 volts LD350 12 Manual 45 gt Selectronic Australia LD350 12 Manual T Selectronic Australia Miscellaneous Specifications Reverse Polarity Protection Output Voltage Accuracy 0 350 watts Output Frequency Peak Efficiency Total Harmonic Distortion Memory Retention Operating Temperature Range Transformer Type Cooling Method Powe
3. 2 Pressing Mode Button 7 will change the information being displayed STATUS indicators LED 5 green flashing When power is first applied LED 1 should flash When LED 5 green is OFF this indicates the LED 1 4 is showing the inverters STATUS as per written notation to the right of the LEDs In this mode there are no adjustments to be made LED 1 Flashing indicated the LD350 12 is in Demand Start mode this indicates that no power is being drawn from the inverter so it has gone to SLEEP to save power If no power is used within 12 minutes the LED 1 will flash at a slower rate therefore saving more power LED 1 Stays ON the inverter has been commanded to provide power to the load e g a light switch has been turned on so it has gone from SLEEP mode to ON Once the load has been removed e g the light switch is turned off the inverter will wait 10 seconds and return to SLEEP mode It is good practice to have your LD350 12 in SLEEP mode as often as possible When the LD350 12 is in SLEEP mode it uses 0 06 A amps from the battery when the inverter is in the ON mode it uses at least 0 50 amps from the battery The amount of power required to go from SLEEP to ON is adjustable and is described on page 11 LD350 12 Manual GD Selectronic Australia LED 2 AC Overload should normally remain OFF If the inverter shuts down due to too much AC load being drawn from it then LED 2 will come ON The LD350 12 wil
4. SELECTRONIC SINE WAVE INVERTER LD350 12 Operating Manual gt E L EC obeR GN LC SINE WAVE INVERTER DE To AC POWER Serial No Purchase Date Note Your 2 Year Warranty can only be valid once your warranty card is completed and returned to Selectronic Australia J S ELECTRONIC AUSTRALIA LD350 12 Volt Owners Manual Contents Page No Introduction 1 Warranty Card 1 Installation 1 Batteries and Connections 4 Getting Started Quickly 6 Parts Identification 6 Operation 7 STATUS Indicators 7 Demand Start Setting 9 Low Voltage Shutdown Setting 10 Maintenance 11 Inverter 11 Batteries 11 Handy Hint 12 Radio Frequency Interference 13 Fault Finding 14 Product Warranty Conditions 15 Specifications 16 Selectronic Service Network Back Cover Legend for Symbols 5 Hints and Pointers Examples Warnings and electrician s notes Introduction Thank you for choosing to purchase the Selectronic LD350 12 TRUE SINE WAVE inverter Many hours of Research and Development have gone into the LD350 12 to ensure this inverter provides you with many years of reliable service Warranty Card It is imperative that you complete your warranty card NOW Your LD350 12 is covered by a TWO year warranty this warranty is in addition to your rights under the trade practices act of your state or territory Returning you completed warranty card will enable us to register your warra
5. discharged to The LD350 12 will leave the factory with a setting of 11 0 volts change this setting if required Hold the Mode button 7 down until LED 5 is FLASHING approximately 2 seconds indicating you are ready to adjust this setting Now press the Mode button 7 until the desired value is sought LEDs 1 4 will return to Status after 20 seconds Low Volts LED 1 LED 2 LED 3 LED 4 Cut out 10 0 Volts ON 10 1 Volts Slow Flash ON 10 2 Volts Medium Flash ON 10 3 Volts Fast Flash ON 10 4 Volts Fastest Flash ON 10 5 Volts ON 10 6 Volts Slow Flash ON 10 7 Volts Medium Flash ON 10 8 Volts Fast Flash ON 10 9 Volts Fastest Flash ON 11 0 Volts ON 11 1 Volts Slow Flash ON 11 2 Volts Medium Flash ON 11 3 Volts Fast Flash ON 11 4 Volts Fastest Flash ON 11 5 Volts ON After 11 5 Volts the next button press rolls back the Low DC Volts Cut out setting to 10 0 Volts LD350 12 Manual C10 Selectronic Australia Maintenance Inverter Periodic maintenance of your LD350 12 inverter involves little more than checking for any obstructions to the black cooling heatsink at the rear of the inverter The heatsink must be cleared of any accumulated foreign matter that may have lodged itself between the fins since the last maintenance check e g insect nests Also verify that airflow around the inverter has not become restricted Batteries 1 Every week carry out a thoro
6. een ON It is sometimes necessary to adjust the demand start sensitivity to overcome what is called Phantom Loads A phantom load is a load that tricks the inverter into thinking it should be ON instead of in SLEEP mode The wiring of a house or a portable stereo system in standby are good examples of a phantom load These loads serve no purpose but yet can increase battery drain by bringing the inverter ON Hold the Mode button 7 down until LED 5 comes ON approximately 1 second indicating you are ready to adjust this setting The LD350 12 will leave the factory with a setting of 4 watts Now press the Mode button 7 until the desired value is sought LEDs 1 4 will return to Status after 20 seconds Demand Start LED 1 LED 2 LED 3 LED 4 Watts 4 Watts ON 5 Watts Slow Flash ON 6 Watts Medium Flash ON 7 Watts Fast Flash ON 8 Watts ON 9 Watts Slow Flash ON 10 Watts Medium Flash ON 11 Watts Fast Flash ON 12 Watts ON 13 Watts Slow Flash ON 14 Watts Medium Flash ON 15 Watts Fast Flash ON 16 Watts ON Continuous ON ON ON ON After continuous the next button press rolls back the demand start setting to 4 Watts LD350 12 Manual GP Selectronic Australia Low Volts Adjust LED 5 green FLASHING To avoid total discharging of your battery the LD350 12 shuts down at a pre set low voltage As all batteries are different so too is the minimum voltage they should be
7. f you want to get powered up quickly here are the 11 simple steps 1 Familiarise yourself with the details in the first 6 pages on this manual 2 Unpack the LD350 12 from the packaging 3 Check unit for any damage that may have resulted during transport if any damage is evident report this to your supplier immediately Make sure the LD350 12 ON OFF switch 12 is in the off position Connect battery positive wire red 10 to battery positive or battery fuse Connect battery neg wire black 11 to battery negative or battery fuse Plug a 230 240V appliance into inverter front power point 8 but do not switch on 8 Turn ON OFF switch 12 to ON 9 After 3 seconds LED 1 will begin to flash If no LEDs light check for correct connection to battery 10 Turn power point 8 on 11 You re away NAA LD350 12 Parts Identification SkELAE CG DRA LED 1 wat pattie in SINE WAVE INVERTER LED 2 f DC TO AQ POWER LED 3 LED 4 ON OFF Switch 12 LED 5 Mode Button 7 8 Power Point GPO Positive Red Battery lead 6 can be viewed from the rear Negative Black Battery Lead 7 can be viewed from the rear LD350 12 Manual C gt Selectronic Australia Operation Five LEDs are provided on the front panel to indicate a number of parameters and allow adjustment of some of these parameters LED 5 tells you what LED 1 4 is displaying as indicated on the front panel of the LD350 1
8. into the home if at all possible If this cannot be avoided run DC and AC in separate conduits separated by as much distance as practicable All DC wiring should also be kept together and be as short as possible e If your inverter is to be installed in a mobile home or similar try to keep your inverter at least one metre away from your radio or audio equipment The further the better LD350 12 Manual 43 gt Selectronic Australia Fault Finding No indicators ON when power is first applied When first connected if the LD350 12 shows no indicators the battery connections may be reversed Check that the red battery wire 10 is connected to the battery positive and the black battery wire 11 is connected to the battery negative Remember there is a 3 second delay before power is available after switch ON Inverter stays ON when no appliance is being used This can be a common problem known as a Phantom Load but can be easily overcome Some appliances will need to be switched off at the power point as they may still represent a small load despite being switched off at the appliance Check again to make sure that there are no appliances left ON the sequentially switch off appliances at the wall and by watching your night light as described in Handy Hint check to see if the LD350 12 returns to pulsing SLEEP mode after a 10 second delay Once you have found the offending appliance increase the sensitivity of the Demand Start
9. ips in a moving vehicle a car battery would normally be rated 2 Ah Ampere Hours This is the maximum amount of energy that can be stored in a battery this figure will generally be stated at a particular hour rate This is how a deep cycle or storage battery would normally be rated Q 100Ah 100hr this means that when this battery is discharged over a period of 100 hours the battery has a capacity of 100Ah This in theory means 1 Amp for 100 hours although this would in practice result in a totally discharged battery that may not then recover Start Battery eR to chassis LD350 12 Inverter To achieve maximum performance from your LD350 12 you must have a battery capable of delivering 150 Amps for a short period whilst maintaining at least 10 5 volts To increase the capacity of your battery you may need to join more than one battery together Vehicle Alternator Auxiliary Battery e Where batteries are joined in series add the voltage of each battery L Earth to chassis Q The capacity will equal the capacity of the smallest battery 2 x 6 By incorporating an auxiliary battery in the manner above the starting battery Volt 150 Ah batteries connected in series would have a total should remain charged for vehicle starting see your auto electrician Eg capacity of 12 Volts 150 Ah The LD350 12 has sufficient battery cable length to allow it to sit underneath the vehicle whils
10. l remain in this condition for 1 minute after the AC load has been decreased to a safe level LED 2 will flash if the inverter shuts down due to time to shutdown see page 18 e If the inverter remains in this condition after one minute switch 12 should be turned OFF and then back ON LED 3 DC Volts Low High should normally remain OFF If the inverter shuts down because the battery volts are too high then this LED 3 will come ON It will remain ON until normal battery volts are restored e If the inverter shuts down due to not enough battery volts then LED 3 will flash e LED 3 will continue to flash until the battery volts have risen sufficiently In this case charge the battery by starting the vehicle or using a battery charger The low voltage point that the inverter will cut out is adjustable to suit your particular battery see page 12 for details of this adjustment LED 4 Temperature Overload should normally remain OFF If the inverter shuts down due to the heatsink getting too hot then this LED 4 will come ON If the transformer is too hot then LED 4 will FLASH The LED will remain ON or FLASHING until the temperature has lowered to a safe level the inverter will then come back ON e If this LED 4 is coming on regularly either reduce the amount of load on the inverter or try to move the inverter to a cooler location LD350 12 Manual C8 Selectronic Australia Demand Start Adjust LED 5 gr
11. needs to be taken Handy Hints It is very important that you become familiar with the lt lt functioning of your inverter From a distance it is not always easy to know what if the inverter is On or in Sleep mode An easy way to determine this is to plug a small child s night light neon type into a power point that is easily visible or replace this power point with a safety type with a neon indicator This will indicate the inverter s operation by flashing when the inverter is in SLEEP mode and remaining ON when the inverter is brought ON by a load LD350 12 Manual cD Selectronic Australia Radio Frequency Interference Radio Frequency Interference RFI can be a problem for owners of inverters RFI in a domestic situation may produce noise or interference on a radio or TV receiver Considerable development time has resulted in a reduction of the RFI generated by the inverter to a level that complies with C tick requirements Compliance to this standard means RFI is low but how well the inverter performs in a particular installation can vary Below are some suggestions to help reduce the effects of RFI in your installation e It is recommended that the power system including the inverter be housed at least 15 metres from the home e Ensure an earth stake is placed as close to the inverter as possible and connected to the inverter via a short length of wire See page 2 for wiring details e Avoid running DC cables
12. nty and avoid any possible delays should service be required If you have any comments about our product that will not fit on the warranty card please feel free to drop us a line Yes constructive criticism will also be welcome Installation 200mm LD350 12 Inverter Front Please leave a clearance of 200mm on all sides and top of the Inverter The LD350 12 must be installed in a dry cool dust free environment It is recommended that the inverter be placed as far from any radio receivers as possible LD350 12 Manual GD Selectronic Australia Large amounts of DC current can be drawn by your LD350 12 care must be taken Fixed Installation All fixed installation battery connections must be securely bolted corrosion smear a small amount of Vaseline or similar over the joint Never place batteries directly onto a concrete floor place timber or similar material beneath the batteries using stainless steel nuts and bolts To protect the connection from System Fuse To Load Battery Bank O A system fuse of at least 40 Amps should be placed before the battery An HRC motor start type is recommended See your system designer for details As a matter of safety Selectronic strongly recommend that all fixed installations be designed and installed by appropriately qualified person The Solar Energy Industries Association in your state or
13. r Point Chassis Material Chassis Coating Size Full Electronic Protection 4 12 volt input 50Hz 0 01 90 lt 4 Permanent 0 C to 40 C Toroidal Controlled fan forced 10 Amp Single Pole Zinc Coated Steel Powder Coated 230W x 130H x 260mm D LD350 12 Manual TS Selectronic Australia Selectronic Authorised Service Network Selectronic Australia 25 Holloway Drive Bayswater Victoria 3153 Australia Ph 03 9762 4822 Fax 03 9762 9646 service selectronic com au Burley TV Service Rainbow Power Company 278 Edmondson Ave 1 Alternative Way Austral Nimbin NSW 2171 NSW 2480 Australia Australia Ph 02 9606 0279 Ph 02 6689 1430 Fax 02 6689 1109 Reid Technology Ltd 3 5 Auburn Street Solar Inverter Services Takapuna 13 Thirteenth Ave North Shore City Sawtell Auckland NZ NSW Ph 9 489 8100 2452 Fax 9 489 8585 Ph 02 66581733 ps reidtechnology co nz S ELECTRONIC AUSTRALIA 25 Holloway Drive Bayswater Victoria 3153 Australia Phone 03 9762 4822 Fax 03 9762 9646 Email sales selectronic com au Part No ST M LD351 REV 2 24 02 04
14. t in use If the ground is wet place the LD350 12 on a waterproof liner LD350 12 Manual ED Selectronic Australia LD350 12 Manual D Selectronic Australia Where batteries are joined in parallel add the capacities together the voltage will remain the same as each batteries voltage Eg 2 x 12 Volt 150 Ah batteries connected in parallel would have a capacity of 12 Volts 300 Ah ac Only use identical batteries when joining batteries together How long will my battery last To work out how long your battery will last follow this basic guide Q This guide presumes commencing with a fully charged battery Take the total rating of the appliance being run Eg 1 light globe 25watts 1 20inch TV 67watts 1 VCR 30watts Total load 122watts Divide this figure 122 by 10 to know the approximate DC current draw 12 2Amps To convert this to Ampere hours multiply by the number of hours used Say 1 hour 12 2Ah So if we have a 150Ah battery then with the above example we should have 150 minus 12 2 137 8 Ah remaining in the battery As a general guide never discharge a battery below 50 The deeper L a battery is discharged on a regular basis the less life you can expect from the battery The Ah rating of a battery will also be reduced if the drain current is greater than the rated discharge current See your battery specifications for full details LD350 12 Manual G gt Selectronic Australia Getting Started Quickly I
15. territory can provide names of accredited system designers and installers The output voltage from an inverter is as lethal as mains electricity All AC wiring MUST be carried out by an accredited electrician and must conform to AS3000 and or any relevant local standards Electrician s Note e Allearth s AC and DC should be bonded e RFI Lightning Earth stake should be within 3m of the inverter e The LD350 12 is suitable for connection to MEN wiring e Any AC changeover switch must be a break before make type LD350 12 Manual D Selectronic Australia Portable Use Batteries and Connections By using optional battery clips the LD350 12 can be connected directly to Batteries are the key to maximum performance from your LD350 12 if a a vehicle battery When using Alligator clips ensure they have a tight grip battery is too small or not fully charged it may result in de rated around the battery post Wherever possible battery connections should be performance from your LD350 12 bolted If connecting the LD350 12 through a cigarette lighter socket the maximum power output of the LD350 12 will be severely restricted this Battery ratings practice should be avoided Check with your supplier or installer if you are Batteries can be rated in one of two ways unsure 1 CCA Cold Cranking Ability This is the amount of power or current that a battery can deliver for a short period typically a few seconds This how E Do not use alligator cl
16. ugh visual inspection of all battery wiring taking particular note of the condition of inter connections between cells This maintenance should be carried out in conjunction with the battery manufacturers recommended maintenance Safety Hint When working on batteries of such high capacity it is Idr essential that you wear protective clothing some form of eye protection and rubber soled work boots Please regard your batteries with a great deal of caution and if in any doubt entrust this work to your supplier installer 2 Check that the stainless steel inter connecting bolts are tight and have no corrosion If corrosion is evident carefully follow the following procedure e Disconnect the system battery fuse before working on the battery bank e Unbolt the stainless steel bolts and nuts of any corroded connections and thoroughly clean the joint with a wire brush or file taking extreme care not to short circuit any battery cells with any tools e Re assemble and smear a small amount of Vaseline or similar grease over the surface of the joint to slow down any future corrosion LD350 12 Manual daD Selectronic Australia 3 Once a fortnight or as directed in your battery manufacturer check the specific gravity SG of each battery cell using a hydrometer to ensure that all cells are performing correctly and are properly charged Any serious imbalance should be reported to your system designer in case remedial action
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