OWNERS MANUAL
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1. Average reading meters will not give an accurate measurement 240V RMS 210V average depending on Battery voltage and load LATRONIC SUNPOWER PTY LTD Doc No M59 Page 8 www latronics com au Inverter Manual FAULT FINDING CHART No LED on Is Circuit Breaker switched on Switch OFF and ON No output power Is input voltage present Check battery connections Was too high DC Voltage left on Inverter ie from PV If voltage exceeds more than triple the Inverter input voltage damage Modules or battery charger may have occurred Inverter does not go back to Standby Inverter senses load present Disconnect all loads Disconnect leads on junction box on back of mode Green LED does not Inverter flash Auto Start set too low Turn Auto Start clockwise circuit breaker Current draw from battery is excessive due to a short Disconnect all AC 240V wiring from Inverter check if Green LED circuit on 240V AC side or load to be started is too flashes large Fluorescent Lights are used with power factor Remove capacitors MSW only correction capacitors If any lightning has occurred unit might be damaged Return to supplier Inverter constantly shuts down in Battery voltage below specified limit Check battery connections and state of charge should be above SG undervolts level of 1220 Battery voltage drops below limit only when load is Check size of load might be too large for battery to handle Check being connected connections Chec2. large a load is left on the Inverter continuously Reset the switch after allowing approximately 5 minutes to cool If the Inverter shuts down due to overload undervolts or overvolts it can be reset by turning the circuit breaker OFF waiting 10 seconds or until LED goes out o then turning it ON again Auto Start Sensitivity Adjustment The screwdriver adjustment slot is situated just below the indicator LED S on the front panel thus permitting the operator to adjust sensitivity between 0 20VA Due to lengthy 240V AC cables the Inverter may sense fake loads To combat this turn the control clockwise Alternatively turning the control in the opposite direction increases sensitivity Turning the control fully anticlockwise will disable the Auto Start feature and the Inverter will remain constantly ON Fan Operation Larger Inverters are fitted with a cooling fan If the temperature inside the Inverter reaches approximately 45 the fan will switch on Obstruction of the air intake on the left and the air output on the right will reduce the power rating of the Inverter INVERTER EFFICIENCY amp OUTPUT WAVEFORMS Latronics Inverters efficiency versus Load S New ave Efficien m Squarew ave oe ME eee oe E EE Output BKZ series Output s SUN series Modified we c Sinewave Inverter Squarewave Inverter MSQ LATRONIC SUNPOWER PTY LTD Doc No M59 Page 5 www latronics com au Inverter
3. second while the microprocessor performs a startup and system check procedure 1 Standby 240 volts Green LED This LED flashes when in Standby mode ie no loads connected When a load is applied the LED lights up to indicate that 240V AC is being supplied 2 Overload Overtemp Red LED This LED lights when the APPLIED load demands more current than the Inverter can safely supply If this condition remains constant for more than 5 seconds the Inverter will shut down The LED will light until reset by the circuit breaker Similarly if the internal temperature exceeds safe operating limits of the components for more than five seconds the Inverter will shut down with the LED illuminated Allow 5 minutes for the Inverter to cool and reset the unit 3 Overvolts Red LED If the battery voltage rises above its limit as specified in the Electrical Specifications table the Inverter shuts down without delay and lights this LED 4 Undervolts Red LED In order to protect the battery bank the Inverter shuts down after 5 seconds and lights this LED if the battery voltage falls below its limit as specified in the Electrical Specifications table ODS LATRONIC SUNPOWER PTY LTD Doc No M59 Page 4 www latronics com au Inverter Manual Circuit Breaker Switch The circuit breaker is designed for ease of operation and safety By pushing the switch UP the battery supply is connected to the Inverter The circuit breaker will turn OFF automatically if too
4. INVERTER MANUAL Table of Contents Page INTRRODUG TION Eoo a ae ee es 2 INSTALLATION Liknende aa a aaa E 2 SAFETY Luke 3 INVERTER OPERATION r a a a a enenene enerne 4 INVERTER EFFICIENCY amp OUTPUT WAVEFORMS eauvnuvnnvenuvnnvnnunnuvnnnnnunnnnnnnnnuvnnnnnunnunnnnnnuvnnnnnunnunnnnnnunnnnnnunnunnnnnnnunnunnnnnnunnnnnnunnuvnnvenunnunnnunnuenn 5 STANDARD INTERNAL JUMPER OPTIONS BKZ SINEWAVE ONLY 6 OTHER OPTIONS suet tas eas e caves K a ae aee eD ELEDE 6 FAULT AIN DN cm 8 FAUET FINDING CHART Aisne eee 9 STATEMENT OF QUALITY ASSURANGE a Vra Tov tes Ea r OU zee EUR CUR a aa a Ea arra aaa aaa aea E Oa Ue TUR EAE COE 10 ELECTRICAL amp MECHANICAL SPECIFICATIONS vannnnunnunnnvnnuvnnnnnunnnnnnnnnunnnnnnunnunnnvnnuvnnnnnunnunnnvnnunnnnnnunnunnnnnnuvennnnnunnunnnnnnunnunnnnnnunnnnnnunnunnnunnuenn 11 WARRANTY CONDITIONS 2 10222 054 202 2UsR a ra RE ruSRcURUKOSERU SReRUGPEURSOURUCKRSZRRVSRNRORE UR E aara aE aE Ea aE aa aA EE Ea N A E EEEE Er EEEE A 12 DECLARATION OF CONFORMITY eeunnnvnuvnnnnnvnnnvnnnnnuvnnnnnvnnunnnnnnnnnunnnnnnunnnnnnunnnnnnvnnuvnnnnnunnunnnvenunnnnnnunnunnnnenunnnnnnunnunnnvnnunnunnnunnunnnvenunnunnnunnunnnunnuennr 13 LATRONIC SUNPOWER PTY LTD Doc No M59 Page 1 www latronics com au Inverter Manual INTRODUC
5. Manual STANDARD INTERNAL JUMPER OPTIONS BKZ SINEWAVE ONLY In order to access these options you have to open the Inverter and locate the control card circuit board with LED status indicators When altering the jumper settings switch inverter off adjust the jumpers and switch inverter back on again WARNING Due to dangerous voltages existing inside the unit make sure the circuit breaker switch is turned off before opening the unit Should you have any doubt about performing these modifications we strongly recommend the use of a qualified trades person Automatic Reset In unattended situations where total shutdown is not desirable an automatic reset option can be requested Should the Inverter shut down due to under voltage over temperature or any fault condition the Inverter is reset every eight minutes other settings available until the fault condition clears for example Inverter cools or batteries recharge and operation resumes e Access the jumper marked AR on the control card e Jumper in place over both pins Automatic reset enabled No jumper off or over one pin Automatic reset disabled 50 60Hz If you need to operate American equipment this option will allow your Inverter to operate at 60HZ e Access the jumper marked 50 60HZ on the control card e Jumper in place over both pins 50Hz e No jumper off or over one 60Hz 1 SPECI AL Instantaneous Undervolts Pruu OFFI If you operate th
6. TION Congratulations on your choice to purchase a new Latronics Inverter e We at Latronics have developed this product based on our concern about the state of the environment Your Inverter was produced a factory using Solar Energy for light power and water e We recycle all paper and metal materials e Your decision impacts on the environment in several positive ways By using renewable resources such as solar wind or hydro you reduce Greenhouse Gas Emissions refer to our website www latronics com for more information e The meantime between failure MTBF of Latronics Inverters is 21 5 Years for Sinewave Models and 42 years for Modified Squarewave Inverters e Therecycleability has been a important design criteria and at least 95 of your Latronics Inverter is reusable We will be happy to receive your inverter at the end of its lifecycle and to encourage you we have provided a free postal service Latronics Reply Paid MB1 Moffat Beach Qld 4551 Australia We strongly suggest that you read through the next few pages of this manual that explains all the modes of operation and relevant safety precautions for your new Power Inverter Please remember to complete and return your warranty card to validate your 3 Year warranty INSTALLATION DC WIRING Ensure the Inverter has not been damaged in transit e The unit must be placed in a well ventilated and protected area not exposed to the open environment and free from contaminates ie exha
7. cs com au Inverter Manual Inverter Isolation and safety All Latronics inverters have an isolation rating of 3500V between AC and DC via the toroidal transformer which ensures extremely safe and risk free operation All the switching electronics and control circuitry are on the DC input The inverter AC output is connected directly to the transformer output winding Latronics inverters have the AC output active and neutral floating with respect to the DC and earth The earth connection is connected to the case only This configuration provides the highest safety and the most flexibility for installation wiring RCD or Earth leakage protection Latronics Inverters can be fitted with an RCD however there are several points to be taken into consideration When using an RCD the input wiring of the RCD requires the neutral and earth wires to be connected MEN otherwise the RCD will not operate In this case the Inverter chassis will be connected to the neutral When operating in a vehicle the chassis of the vehicle is connected to battery negative this now presents the problem of isolation between the vehicle chassis DC and the inverter case AC In order to maintain the isolation between AC and DC when operating in vehicles it would to safer to leave the inverter output floating ie no MEN connection and hence no RCD INVERTER OPERATION Indicator Lamps BKZ Sinewave Inverter only When the Inverter is switched on all 4 LED S light up for 1
8. e Inverter a Transformer Powersupply with only a small battery attached the Inverter might shut Poo 0H down in instantaneous undervolts when trying to start bigger loads e Access the jumper marked IUV OFF on the control card e Jumper in place over both pins Instantaneous undervoltage shutdown disabled No jumper off or over one pin Instantaneous undervoltage shutdown enabled Special The jumper marked special is for customer specific options and has no function in standard Inverters z Ir LATRONIC SUNPOWER PTY LTD Doc No M59 Mounting Brackets Latronics Inverters can be provided with mounting brackets These Brackets can be fitted at any time to all Inverters They are suitable for 19 rack mount top mount or base mount Earth Leakage Circuit Breaker For installations where Earth Leakage Protection is required the Inverter can be fitted with a special Power Outlet which includes a Residual Current Device RCD Other AC Output and DC Input Voltages As an alternative to 240 V AC 50 Hz the output can be 110 V AC 60 Hz 110V AC 50 HZ or 220V AC 50HZ DC Input voltages are available in a range from 12V DC to 125V DC Changing DC Input Window For systems with high battery voltage fluctuations the DC Input Window can be adjusted or increased to suit requirements 2kV Isolation 2kv RMS for 1 minute special industrial requirement Single GPO European American Japanese Extended Battery Leads Altho
9. k DC wiring between Inverter and battery for any Inverter constantly shuts down in overvolts Battery charger imposes high ripple peak voltages Check battery charger across battery terminal which may exceed limit for short periods Solar panels are connected to Inverter without Open circuit voltage of solar panels exceeds limit Check system batteries Solar regulator causes voltage peaks across battery Check solar regulator for this symptom This only occurs during peak terminals sun periods and when load demand on system is very low ie during holiday periods Battery Charger without regulation circuit and or choke Battery bank might be too small to soak up these currents The is connected to the battery which imposes very high detection circuit of the Inverter works within a time frame of 0 1 second peak currents to detect this fault condition Check float voltage LATRONIC SUNPOWER PTY LTD Doc No M59 9 www latronics com au Inverter Manual Inverter does not sense load Load too small for inverter to sense l e compact Adjust Auto Start anti clockwise or run other load at the same time or fit Inverter switches on with load but Current draw of load changes ie small battery Auto Start also depends on battery voltage to some extent Run other Inverter starts up correctly ie green Current flow causes voltage drop on Battery Check battery connections and fuse connections Connect inverter light on then flashing but shu
10. n ov 18V ov 18V ov 36V Standby Current 25mA 25mA 30mA 60mA Output Voltage 240V AC 3 240V AC 4 Output Waveshape Modified Squarewave True Sinewave Total Harmonic Distortion Demand Start Sensitivity lt 4 User Adjustable Output Frequency 50HZ 0 1 Power Factor All conditions Input Output Isolation 290v Operating 10 to 50 C Temperatures s SUN 600VA S SUN 1300VA S SUN 1600VA BKZ 700VA BKZ 800VA BKZ 1200VA BKZ 1500VA BKZ 1800VA BKZ 2500VA BKZ 3000VA Dimensions LxWxH LxWxH LxWxH LxWxH LxWxH LxWxH LxWxH LxWxH LxWxH LxWxH mm 310x287x145 310x287x145 310x287x145 310x287x145 310x287x145 310x287x145 310x287x145 390x400x180 390x400x180 390x400x180 Weight 9kg 12kg 14kg 10kg 10kg 13kg 14kg 22kg 22kg 24kg LATRONIC SUNPOWER PTY LTD Doc No M59 Page 11 www latronics com au Inverter Manual WARRANTY CONDITIONS All conditions and warranties expressed or implied by statute common law equity trade custom usage or otherwise howsoever are hereby expressly excluded to the maximum extent permitted by law Where so permitted the liability of Latronic Sunpower Pty Ltd for a breach of condition or warranty that cannot be excluded is limited at Latronic Sunpower Pty Ltd s option to the replacement or repair of the goods or the supply of equivalent goods or the cost of replacing or repairing the goods or of acquiring equivalent goods Latronic Sunpower Pty Ltd shall not be liable in any way whatsoever f
11. or indirect or consequential loss or damage whatsoever whether based on tort or contract or otherwise e Damage caused by unauthorised repair alteration or substitution of non standard parts incorrect installation misuse negligence accident or similar cause or usage other than in accordance with the operating instructions is not covered under Warranty Unauthorised opening of the goods will render the Warranty invalid e The Company may at its discretion agree to act as agent for the owner where delivery is requested and all costs for cartage and insurance will be for the owners account e The replacement of any part or labour involved will not have the effect of extending the period of the warranty of the goods e faulty part replaced under Warranty becomes the property of the Company for purposes of examination and claim under proprietary Warranty e Registration Card must be returned within 3 Months from date of purchase to validate your 3 year warranty e Keep your receipt as proof of purchase should any difficulties arise concerning the return of the registration card e Inverters are supplied by the manufacturer or the manufacturers agents under the express condition that no responsibility is implied or accepted by the above parties for any damage to any appliance equipment or property associated with the correct or otherwise operation of the Inverter PLEASE NOTE Many Inverters are returned with no fault Please read t
12. rough the Fault finding section before returning the Inverter for repair LATRONIC SUNPOWER PTY LTD Doc No M59 Page 12 www latronics com au Inverter Manual DECLARATION OF CONFORMITY Manufacturer Latronic Sunpower Pty Ltd ABN 97 010 707 169 p Address PO Box 73 Moffat Beach QLD 4551 Australia C LA TR NICS Product BKZ Series DC to AC Sinewave Inverter C Models All Model No s Starting with 47 BKZ 48 BKZ 412 BKZ 415 BKZ 518 BKZ 525 BKZ 530 BKZ 535 BKZ 630 BKZ The products listed above conform with the C Tick mark for the EMC emission standard EN55014 The products listed above conform with the CE mark for the EMC emission standard EN55014 and meet the applicable standards on immunity EN50082 1 IEC1000 4 2 Electrostatic Discharge 8kV air discharge 4kV contact discharge IEC1000 4 4 Fast Transients Burst Immunity 1kV 5kHz rep Frequency IEC1000 4 5 Surge Tests 4kV phase neutral and earth 2kV phase to neutral IEC1000 4 6 Conducted Immunity test Injected Currents 0 15MHz to 230MHz 3Vrms Bradley Cowin Development Engineer 20 02 2001 SUNPOWER LTD Doc M59 Page 13 www latronics com au Inverter Manual
13. t DC Battery leads from Battery 4 Clean Terminals remove all grease and or corrosion on both DC leads and battery terminals 5 Ensure you have sufficient battery capacity at the nominal voltage specified on the compliance label at the rear of your Inverter Please note Use minimum 60AH battery or the size of a substantial car battery 6 Make connection direct to battery terminals and insure all connections are tight 7 Ensure battery voltage is within the correct limits as outlined in the section ELECTRICAL amp MECHANICAL SPECIFICATIONS of this manual If you do not have a DC voltmeter or multimeter check the front panel for overvolts and undervolts LED S 8 Turn the Inverter ON via the circuit breaker switch on the front panel Observe the lights on the front left of your Inverter Refer to sections INVERTER OPERATION for explanation of lights and or section FAULT FINDING CHART 9 Plug in various appliances and monitor the Inverters operation PLEASE NOTE Aservice charge will apply for all instances where no Fault is identified on the Inverter Helpful Hints e Remember that it has automatic start with load e Make sure leads and terminals are not corroded or faulty in any way e Make sure the Inverter goes into Standby with no load switched on e Make sure the circuit breaker is reset properly If unsure switch OFF and ON again When measuring the AC output of Modified Squarewave Inverters use a TRUE RMS VOLT METER
14. tor This would result in the destruction of the unit and will not be covered under warranty We suggest using a break before make double pole changeover switch switching both the active and neutral between Inverter and other 240V supplies n systems where there are multiple power sources of AC power eg Inverter Generator or Mains ensure there is only ONE Earth Neutral connection for MEN wiring at the switchboard POSSIBLE CONFIGURATIONS e Domestic wiring neutral and earth connected MEN wiring Telecom wiring battery positive connected to earth e Industrial and vehicle wiring floating system Warning The Inverter produces lethal mains electricity Latronics recommend that installation and connection of all AC wiring be carried out by a licensed electrical contractor in accordance with the relevant standards AS3000 or equivalent SAFETY Battery Terminals and Batteries Your Battery Terminals require frequent care and maintenance Very high currents up to several hundred amps are drawn by the Inverter when starting electric motors and other high power appliances We recommend the inspection of the battery terminals every 3 months for tightness and or corrosion Special attention should be paid to soft Lead Terminals which are prone to loose connections over time Please refer to relevant Australian Standards for sizing and safety procedures LATRONIC SUNPOWER PTY LTD Doc No M59 Page 3 www latroni
15. ts connections straight to battery terminal down when load applied AC Output voltage too low Average reading meters will not give an accurate Use TRUE RMS volt meter MSW only measurement of Modified Squarewaves 240V RMS 210V average depending on Battery voltage and load Should you require further assistance for fault finding or service please call the Latronics Service Department on 07 5491 5503 STATEMENT OF QUALITY ASSURANCE The whole of the supplies have been subjected to the Quality System Requirements in accordance with the conditions of AS NZS ISO 9002 1994 All items are manufactured with full traceability Signed Gary Graham Quality Manager and Chief Inspector For and on behalf of Latronic Sunpower Pty Ltd LATRONIC SUNPOWER PTY LTD Doc No M59 Page 10 www latronics com au Inverter Manual ELECTRICAL amp MECHANICAL SPECIFICATIONS Output power 25 C Ambient and unity Power Factor Inverter Model 46 si 12 46 si 24 412 si 12 415 si 24 47 BKZ 12 48 BKZ 24 412 BKZ 12 415 BKZ 24 518 BKZ 12 525 BKZ 24 530 BKZ 24 535 BKZ 48 Nominal DC Voltage 12V 24V 12V 24V 12V 24V 12V 24V 12V 48V Continuos Power 600W 650W 1300W 1600W 700W 800W 1300W 1600W 1800W 3500W 1 2 Hour Rating 800W 1050W 1600W 2100W 950W 1050W 1600W 2100W 2000W 4100W Surge Rating 3000W 3500W 4800W 5500W 2800W 3200W 4000W 5000W 5500W 10500W Input Voltage Range 10 17V 21 34V 10 17V 21 34V 10 5 17V 21 34V 10 5 17V 21 34V 10 5 17V 42 68V Instantaneous Shutdow
16. ugh this option is available it is not recommended Due to the very high currents flowing any increase in length will affect the efficiency of the Inverter In applications like boats where it might be not practical to have the Inverter next to the batteries the length should not exceed 3 meters Changeover Relay extra j box included When fitted with this option the AC output is switched between mains AC and Inverter AC An auxiliary AC source can be connected to the mains input junction box on the rear on the inverter While this AC source is present it will be connected to the AC output junction box on the rear and the power outlet on the front Should the auxiliary AC source fail the changeover switch automatically diverts the Inverter s AC source to the AC output junction box on the rear and power outlet on the front Alarm Contact Output extra j box included The alarm output is provided by a relay contact Wiring is via fixed terminals located in the junction box marked Alarm Output on the rear of the inverter The relay contact changes state when the inverter s AC output is not present LATRONIC SUNPOWER PTY LTD Doc No M59 Page 7 www latronics com au Inverter Manual FAULT FINDING Should the Inverter appear to be malfunctioning we suggest the following to eliminate any external problems 1 Turn the Inverter OFF via the circuit breaker switch on the front panel 2 Disconnect all AC wiring from the Inverter 3 Disconnec
17. ust gases sea air battery gasses dust e For best performance the unit should be placed as close as possible to the battery supply The Inverter DC input voltage is stated on the back of the Inverter Check that it is the same voltage as the battery supply Connect the Inverter DIRECTLY to the battery terminals for best performance for recreational applications or in accordance with the relevant standards for RAPS installations The DC Circuit Breaker is in line with the positive Battery Lead Input leads marked RED positive BLACK negative e The Inverter is designed to operate on a battery supply only OBSERVE POLARITY NOTE The cables connecting the Inverter to the battery are designed to achieve maximum efficiency and output power they should not be extended LATRONIC SUNPOWER PTY LTD Doc No M59 Page 2 www latronics com au Inverter Manual AC WIRING e Make sure the Inverter is switched off before working on the mains wiring Turning the circuit breaker switch into the position o isolates the Inverter from the positive battery terminal The active and neutral of the 240V AC output are electrically isolated from the battery negative battery positive and earth connections The earth is connected internally to the Inverter case The AC output can be connected via the twin Power Point on the front panel or the junction box on the rear Ensure that power will never be fed into the Inverter from the Mains or a Genera
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