inverter/charger info
Contents
1. Indicator on top cover LED on Remote Switch Status Item Buzzer cc y Al y cv y y blink y Line Mode Float y y y Standby y Inverter Inverter On y y Mode Power Saver Beep 0 5s every Battery Low y y y 5s Beep 0 5s every Battery High y y y Is Refer to Overload On y y y Audible Inverter Invert Mode alarm Mode Over Temp On Beep 0 5s every y y y y Invert Mode Is Over Temp On Beep 0 5s everv y y y y y Line Mode Is Beep 0 5s every Over Charge y y y y Is Beep Fan Lock continuous Beep Batterv High y y continuous Inverter Mode Beep Overload continuous Beep Fault Mode Output Short y continuous Beep Over Temp y continuous Beep Over Charge y y continuous Back Feed Beep Short continuous 19 Invtak Energy www invtak com Symptom Possible Cause s Recommended Solution s Inverter will not turn on during initial power up Batteries are not connected loose battery side connections Low battery voltage Check the batteries and cable connections Check DC fuse and breaker Charge the battery No AC output voltage and no indicator lights ON Inverter has been manually transitioned to OFF mode Press the switch to Power saver on or Power saver off position Inverter overload indicator on Excessive AC output load or AC output short Defective inverter Check AC output loads and wiring Inverter high temp2. 3 3 AC Wiring Recommendations We recommend using 12 to 14 AWG wire to connect to the ac terminal block When in AC mode the AC input power will supplv both the loads and AC charger a thicker wire gauge for AC Input is required Please consult a qualified electrician about the specific wire gauge required in terms of wire material and inverter power Please do the wiring according to local regulations call our tech support if vou are not sure about how to wire anv part of Vour inverter 3 4 Grounding Connect an AWG 8 gauge or greater copper wire between the grounding terminal on the inverter and the earth grounding svstem or the vehicle chassis 3 5 Mounting Flange 16 Invtak Energy www invtak com 600W Model 1000W Model 17 Invtak Energy 135 00mm 5 3 CAUTION AIR COOLING SYSTEM DO NOT BLOCK THE VENTS OR FANS Rz 172 8 00mm 6 8 www invtak com End View 18 Invtak Energy 4 Maintenance amp Troubleshooting www invtak com This troubleshooting guide contains information about how to troubleshoot possible error conditions while using the SP Pure Sine Wave Inverter Charger The following chart is designed to help you quickly pinpoint the most common inverter failures Indicator and Buzzer
3. go into float charging mode 2 5 11 Auto Generator Start Optional The inverter can start up a generator when battery voltage goes low When the inverter goes to low battery alarm it can send a signal to start a generator and turn the generator off after battery charging is finished The auto gen start feature will only work with generators which have automatic starting capability The generator must have start and stop controls i e an electric starter and electric choke for gasoline units and the safety sensors to be able to start and stop automatically There is an open close relay that will short circuit the positive and negative cables from a generator start control The input DC voltage can vary but the max current the relay can carry is 16Amp The Auto Generator Start terminal pins are not polarized 2 5 12 Battery Temperature Sensing Optional Applying the proper charge voltage is critical for achieving optimum battery performance and longevity The ideal charge voltage required by batteries changes with battery temperature When the battery voltage is over 40 C 104 F it will reduce the charging voltage by 0 1 Vdc with every degree of temperature rise We recommend that you install Battery Temperature Sensors on all banks to protect your batteries and to provide optimal charging of each bank The battery temperature sensor mounts on the side of a battery or any other location where the precise temperature of battery can b
4. lt 5 2 5 mk S O m YN p O m j O O s lt O O gt Q o W 2 lt lt a O Q 0 O O Es O gt Y 2 O 0 mr Q m AC MODE GREEN LED on AC Input Mode INVERTER ON GREEN LED on Invert Mode FAST CHARGE Yellow LED on Fast CHG FLOAT CHARGE GREEN LED on Float CHG OVER TEMP TRIP RED LED on Over Temp OVER LOAD TRIP RED LED on Over Load CHARGING GREEN LED on Ready Position Please refer to Indicator and Buzzer for the detailed information 2 5 8 Audible Alarm 10 Invtak Energy www invtak com The inverter also gives audible alarms when the following situations occur Battery Voltage Low Inverter green LED Lighting and the buzzer beep 0 5s every 5s Inverter green LED Lighting and the buzzer beep 0 5s every Is Paron NO a and Fault after 60s 1 110 lt load lt 125 10 No audible alarm in 14 minutes Beeps 0 5s every ls in 15 minute and Fault after 15 minutes 2 125 lt load lt 150 10 Beeps 0 5s every 1s and Fault after 60s 3 Load gt 150 10 Beeps 0 5s every Is and Fault after 20s Heat sink temp 2105C 221 F Over temp red LED Lighting beeps 0 5s every ls Invert Mode Over Load Over Temperature 2 5 9 FAN Operation For 600W 1KW models there is one multiple controlled DC fan The DC fans are designed to operate according to the following logic Condition Enter
5. may vibrate and make noise The noise may come from transformer According to the characteristics of our inverter there is one type of load which will most likely cause rattles of the transformer that is a half wave load load that uses only a half cycle of the power see figure 1 This tends to cause imbalance of magnetic field of transformer reducing its rated working freq from 20 KHz to say maybe 15 KHz it varies according to different loads This way the freq of noise falls exactly into the range 200Hz 20 KHz that human ear can sense 20 Invtak Energy www invtak com The most common load of such kind is hair drier If the noise is coming from the case U Normally when loaded with inductive loads the magnetic field generated by transformer keeps attracting or releasing the steel case at a specific freq this may also cause noise This noise may also be generated the moment a load is detected in the power saver mode t Reducing the load power or using an inverter with bigger capacity Figure 1 Half Cycle Load Waveform will normally solve this problem The noise won t do any harm to the inverter or the loads 5 Warranty We warrant this product against defects in materials and workmanship for a period of two years from the date of purchase and will repair or replace any defective SP Inverter when directly returned postage prepaid to manufacturer This warranty will be considered void if the unit has
6. starting surge if all the loads are switched on at once 2 5 2 AC Charger The SP Series pure sine wave inverter charger is equipped with an active PFC Power Factor Corrected multistage battery charger The PFC feature is used Battery type selector to control the amount of power used to charge the Switch A Boost Float batteries in order to obtain a power factor as close as setting PO PLN Vdc Vdc possible to 1 0 Charger Off Unlike other inverters whose max charging current 1 Gel USA 14 0 13 7 decreases according to the input AC voltage SP 2 AGM 1 14 1 13 4 series pure sine wave inverter charger is able to 3 Lithium Ion LiFeP04 14 6 13 7 output max charge current as long as input AC 4 Sealed lead acid 14 4 13 6 voltage is in the range of 164 243VAC 95 127VAC 5 Gel EURO 14 4 13 8 for 120V model and AC freq is in the range of 6 Open lead acid 14 8 133 48 54Hz 58 64Hz for 60Hz model 7 Cia 15 1 13 6 The SP series pure sine wave inverter charger has a 15 5 4 Hours very rapid charge current available and the max 8 De sulphation then Off charge current can be adjusted from 0 100 via a 9 Notus d liner switch on the DC side of the inverter This will be helpful if this powerful charger apply charging on a small capacity battery bank Choosing 0 in the battery type selector will disable charging function There are three main charging stages Bulk Charging This is t
7. 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 attempting to operate products with excessive power consumption requirements reverse polarity or use in unsuitable climates WARRANTY DOES NOT INCLUDE LABOR TRAVEL CHARGES OR ANY OTHER COSTS INCURRED FOR REPAIR REMOVAL INSTALLATION SERVICING DIAGNOSING OR HANDLING OF EITHER DEFECTIVE PARTS OR REPLACEMENT PARTS THE WARRANTOR ASSUMES NO LIABILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES OF ANY KIND LOSS OR DAMAGE Loss or damage in transit is the responsibility of the carrier Any claim should be filed with the delivering transport company Invoice Bill of Lading and Delivery receipt with damage noted therein must accompany any claims for freight damage Claims for shortage and lost shipments must be made in writing to the shipper within 3 days of the receipt of shipment Claims not reported within this time frame will not be honored This warranty does not apply to and we will not be responsible for any defect in or damage to a the product if it has been misused neglected improperly installed physically damaged or altered either internally or externally or damaged from improper use or use in an unsuitable environment violations of the warnings in the manual will invalid the warranty b the product if it has been subjected to fire water general
8. Condition Leave condition Speed HEAT SINK T lt 60C 140F T gt 65 C 149F OFF TEMPERATURE 65C 149F lt T lt 85 C 185 F T lt 60 C 140F or T gt 85 C 185 F 50 T gt 85C 185F T lt 80C 76F 100 CHARGER Is 159 1 gt 20 OFF CURRENT 20 lt I lt 50 Max I lt 15 or I gt 50 Max 50 I gt 50 Max I lt 40 Max 100 LOAD Percentage Load lt 30 Load gt 30 OFF INV MODE 30 lt Load lt 50 Load lt 20 or Load gt 50 50 Load gt 50 Load lt 40 100 Allow at least 1 inch of clearance around the inverter for air flow Make sure that the air can circulate freely around the unit Fan noise level lt 60db at a distance of 1m 2 5 10 DIP Switches On the DC end of inverter there are 5 DIP switches which enable users to customize the performance of the device to suit the specific configuration Switch NO Switch Function Position 0 Position 1 SWI Low Battery Trip Volt 10 0VDC 10 5VDC SW2 AC Input Range 100 135VAC 90 135VAC 184 253VAC 154 253VAC 40Hz SW3 Power Saver amp READY READY Power Saver Sw4 Output Frequency 50Hz 60Hz SWS Battery AC Priority Utility Priority Battery Priority Low Battery Trip Volt Deep discharge of the lead acid battery leads to high losses in capacity and early aging In different applications different low voltage disconnection level is preferred For example for solar application user intended to have less DOD Depth of Discharge to p
9. Energy www invtak com 2 3 Mechanical Drawing WA J GROUNDING ELECTRODE CAUTION A OA At j TERMINAL IR COOLING SYSTEM Va Ti F DO NOT BLOCK THE VENTS OR FANS PORT SW 16 M AKA 12345 CCC SEE 000060000000 0600000000099 00020000000 000060000009 630883 00000 00000 p OUTPUT SOCKET Invtak Energy www invtak com 2 4 Features e Smart remote LCD control e Auto Generator Start Optional e Battery Temperature Sensing for increased charging precision Optional e Manual 50Hz 60Hz output frequency switch e Maximum 90 conversion efficiency e High surge output capability 300 peak load for 20 seconds e Low quiescent current e Battery type selector for 8 types of batteries and de sulphation for completely drained batteries e 10ms transfer time from AC to battery for continuous load operation e 15sec DC to AC transfer delay improved protection for generator driven loads e Thermally controlled variable speed fan for more efficient cooling e Extensive protections against various harsh situations 2 5 Electrical Performance 2 5 1 Invert Topology The SP series pure sine wave inverter charger is built according to the following topology Invert Full Bridge Topology Charge Isolated Boost Topology When operating in invert mode the direct current DC that enters the inverter from the batteries is filtered by a large input capacitor and switched On and Off by the Metal Oxide
10. Invtak Energy www invtak com d MAL STA LL Aww ESKA E N E R G yY SP Series 600W amp 1 000 W Pure Sine Wave Inverter Charger User s Manual For Models SP0612120 SP0612230 SP1012120 SP1012230 Invtak Energy www invtak com Table of Contents Important Safet Information tai R oes Ao O Ao O a taas 3 IL General Safety PIECAULIO S sad A A RA aaa da eed ad 3 1 2 Precautions When Working with Batteries ceesscesscecesncecesncecesneeceeceecsceecsceeceeeecsceecseeeeseeeenaeeeenaees 4 ZAMOCOWANA gad aus nase eae aso a patra Raat eee RA A 4 2 A General Mial it lil title 4 PAS O B 6 2 5 Electrical Performance nuit ii 6 fi ID EE TEEN patois 6 Za ZACZ ADD s SEE stent AS 7 23 5 A R A te he AO A EA OOO R LOO NE 9 2 5 4 Remote Operatiot a ia I IO 9 Zid PROIEENO MS RON 9 A O O oO O AC 10 2 A o RAA RO RO ONZ ARE 10 2 39 FAN Operattiv dla A Ed 11 ZOO DIP SWANS Gacki RaNo A a a eesti GR AR A R dag a 11 2 5 11 Auto Generator Star OpUONAD a ko ar OG oC A 13 2 5 12 Battery Temperature Sensing Optional aaa adi iti A a 13 2 39 13 Other PE atte n cad Gatta a a dt 13 3 SAA SN AO A a S OO 15 Sl SOCAN to tada 15 3 2 DC Wiring RECOMMENdALO saska koali a cera OWA E Sale yee 15 3 3 AC Wiring R commendati nS sai einen s bad b da a OE dok LG 16 LON 16 MA O 16 4 Maintenance TProubleshooune A A 19 WM is 21 AI 21 Appendix 1 SP Series Inverter Charger Spec Sheet acrilico inten 22 Invtak Energy www invtak com 1 Im
11. NECTION WITH THEIR PRODUCTS FOR SUCH USES USING THE INVERTER CHARGER WITH THESE PARTICULAR EQUIPMENTS IS AT YOUR OWN RISK Invtak Energy www invtak com 1 2 Precautions When Working with Batteries 1 2 1 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 1 2 2 Never smoke or allow a spark or flame in vicinity of battery or engine 1 2 3 Do not drop a metal tool on the battery The resulting spark or short circuit on the battery of other electrical part may cause an explosion 1 2 4 Remove personal metal items such as rings bracelets necklaces and watches when working with a lead acid battery A lead acid battery produces a short circuit current high enough to weld a ring or the like to metal causing a severe burn 1 2 5 To reduce the risk of injury charge only rechargeable batteries such as deep cycle lead acid lead antimony lead calcium gel cell absorbed mat and NiCad NiFe or Lithium battery Other types of batteries may burst causing personal injury and damage 2 Introduction 2 1 General Information Thank you for purchasing the SP Series Pure Sine Wave Inverter Charger The SP Series Pure Sine Wave Inverter Charger is a transformer based inverter and battery charger with an unprecedented conversion efficiency of 90 It features power factor corrected sophisticated mult
12. Silicon Field Effect Transistors MOSFET at a rate of 50 Hz or 60Hz and directed into the transformer which steps the voltage up to 230 or 120 volts The unit has a 16bit 4 9MHZ microprocessor to control the output voltage and frequency as the DC input voltage and or output load varies Because of high efficiency MOSFETs and the heavy transformers it outputs PURE SINE WAVE AC The peak invert efficiency of SP series is 90 Overload Capacity The SP series inverter charger has different overload capacities making it ideal to handle demanding loads 1 For 110 lt Load lt 125 10 no audible alarm in 14 minutes beeps 0 5s every 1s in the 15th minute and Fault Turn off after the 15th minute 2 For 125 lt Load lt 150 4109 beeps 0 5s every 1s and Fault Turn off after the 1 minute 3 For 300 Load gt 150 10 beeps 0 5s every 1s and Fault Turn off after 20s Caution After the inverter is switched on it takes 3 5 seconds for it to self diagnose and get ready to deliver full power Hence always switch on the load s after a few seconds of switching on the inverter Avoid switching on the inverter with the load already switched on This may prematurely trigger the overload protection When a load is switched on it may require initial higher power surge to start Hence if multiple Invtak Energy www invtak com loads are being powered they should be switched on one by one so that the inverter is not overloaded by the higher
13. Trip Narrow 47 0 3Hz for 50Hz 57 0 3Hz for 60Hz Wide 40 0 3Hz for 50Hz 60Hz Low Frequency re engage Narrow 48 0 3Hz for 50Hz 58 0 3Hz for 60Hz Wide 45 0 3Hz for 50Hz 60Hz High Frequency Trip Narrow 55 0 3Hz for 50Hz 65 0 3Hz for 60Hz Wide No up limit for 50Hz 60Hz High Frequency re engage Narrow 54 0 3Hz for 50Hz 64 0 3Hz for 60Hz Wide No up limit for 50Hz 60Hz Mechanical Specification Mounting Wall mount Inverter Dimensions L W H 325x173x135mm 362x173x135mm 12 8x6 8x5 3 14 3x6 8x5 3 Inverter Weight 7 5KG 16 5lb 11KG 24 31b Shipping Di iensions i W H 435x230x205mm 475x230x205mm 17 1x9x8 18 7x9x8 Shipping Weight 8 5KG 18 71b 12KG 26 5lb Display Status LED Standard Warranty 2 Year XErrors and omissions reserved Specifications in this manual are subject to change without prior notice 23
14. ak Energy www invtak com Battery Charging Processes 15 6 14 5 H 14 100 R v o 13 5 E E 13 HLESATIRLV R o s 12 5 4749 c 12 l R R 11 5 R ie Ao N 10 5 U CIME gt Voltage Current THE NEW BATTERY CHARGERS AND BOOSTERS OFFER THE FASTEST CHARGE RATE CURRENTLY AVAILABLE STEP 1 Bulk Charge Constant Current STEP 2 Absorption Constant Voltage STEP 3 Float Voltage STEP 4 RESET TO STEP 1 2 FOR 24 VOLTS 4 FOR 48 VOLTS ADJUSTABLE TIME DEPENDING ON BATTERY BANK CAPACITY De sulphation The de sulphation cycle on switch position 8 is marked in red because this is a very dangerous setting if you do not know what you are doing Before ever attempting to use this cycle you must clearly understand what it does and when and how you would use it What causes sulphation This occurs with infrequent use of the batteries nor if the batteries have been left discharged so low that they will not accept a charge This cycle is a very high voltage charge cycle especially designed to try to break down the sulphated crust that is preventing the plates from taking a charge and thus allow the plates to clean up and accept a charge once again A Warning The de sulphation charging should not be carried out on batteries with good conditions Charging depleted batteries The SP series pure sine wave inverter charger allows start up and through power with depleted batteries For 12VDC models after the battery
15. ansfer Time 10ms Max THD Pure sine wave less than 5 THD Typical Nominal Input Voltage 12 0Vde Minimum Start Voltage 10 0Vde Low Battery Alarm 10 5Vdc 11 0V dc Dependent on switch setting Low Battery Trip 10 0Vdc 10 5 Vdc Dependent on switch setting DC Input High Voltage Alarm amp Fault 16 0Vdc High DC Input Recovery 15 5Vdc Low Battery Voltage Recover 13 0Vdc Idle Consumption Search Mode lt 25 W when Power Saver On Narrow 100 135VAC Input Voltage Range Wide 90 135VAC Narrow 47 55 0 3Hz for 50Hz 57 65 0 3Hz for Input Frequency Range 60Hz Wide 43 0 3Hz plus for 50Hz 60Hz Output Voltage Depends on battery type Charger Breaker Rating 120Vac TA 10A Max Charge Rate 25A SA 45A SA Over Charge Protection Edo 15 7V for 12Vdc AOR Battery type Fast Vdc Float Vdc Gel U S A 14 13 7 A GM 1 14 1 13 4 Lithium Ion LiFeP04 14 6 13 7 Sealed Lead Acid 14 4 13 6 Gel Euro 14 4 13 8 Open Lead Acid 14 8 13 3 Calcium 15 1 13 6 De sulphation 15 5 for 4hrs Remote Control Yes Optional Input Voltage Waveform Sine wave Grid or Generator Nominal Voltage 120Vac 230Vac 22 Invtak Energy www invtak com Low Voltage Trip 80Vac 154Vac 4 Low Voltage re engage 90Vac 164Vac 4 High Voltage Trip 140Vac 253Vac 4 High Voltage re engage 135 Vac 243 Vac 4 Max Input AC Voltage 150Vac 270VAC Nominal Input Frequency 50Hz or 60Hz Auto detect Low Frequency
16. d to avoid discharging batteries Output Frequency The output frequency of the inverter can be set at either 50Hz or 60Hz by SW4 AC Battery Priority Our inverter is designed AC priority by default This means when AC input is present the battery will be charged first and the inverter will transfer the input AC to power the load Only when the AC input is stable for a continuous period of 15 days will the inverter start a battery inverting cycle to protect the battery After 1 normal charging cycle ac through put will be restored For more info please refer to our manual at AC Charging Section The AC Priority and Battery Priority switch is SW5 When set in battery priority the inverter will invert from battery despite the AC input Only when the battery voltage reaches the low voltage alarm 12 Invtak Energy www invtak com point 10 5Vdc for 12Vdc 21Vdc for 24Vdc 42Vdc for 48Vdc will the inverter transfer to AC Input charge battery and switch back to battery when the battery is fully charged This function is mainly for wind solar systems using utility power as back up The AC Battery Priority function can be activated by sliding the switch even when the inverter is in operation Note In battery priority mode when qualified AC inputs for the first time and the battery voltage is below 12 5Vdc the inverter will go into battery priority mode only after a cycle of bulk charging and absorb charging is finished The inverter will not
17. dle Power Consumption in Watts Model Power Saver Off Power Saver Auto ode Idle Max 3Secs Max Unit Off Charging 600W 18W 7 5W 3W IKW 22W JW For more detailed technical information please contact us 2 5 5 Protections The SP series inverter charger is equipped with extensive protections against various harsh situations faults These protections include Invtak Energy www invtak com e AC Input over voltage protection AC Input low voltage protection e Low battery alarm High battery alarm e Over temperature protection Over load protection e Short Circuit protection 1s after fault e Back feeding protection on the AC output When Over temperature Over load occur after the fault is cleared the master switch has to be reset to restart the inverter The Low battery voltage trip point can be customized from defaulted value of IOVDC to 10 5VDC through the SW1 on the DIP switch The inverter will go to Over temp protection when the heat sink temps gt 105 C 221 F and will go to Fault shutdown Output after 30 seconds After temp drops to 90 C 194 F the switch has to be reset to activate the inverter The SP series Inverter has back feeding protection which avoids presenting an AC voltage on the AC input terminal in Invert mode After the reason for fault is cleared the inverter has to be reset to start working 2 5 7 LED Indicator La s O 0 1 1 5 CF D o lt
18. e detected such as battery mounting racks The following table describes approximately how much the voltage may vary depending on the temperature of the batteries Inverter Condition Temperature on BTS Charger Operation Charger Mode BTS gt 50 C 122 F Automatically turns off charger BTS lt 40 C 104 F Automatically turns on charger Inverter Mode 40 C 104 F lt BTS lt 50 C 122 F Increases me low voltage shut down point by 0 5Vdc BTS gt 50C 122F Over Temp Fault 2 5 13 Other Features Battery voltage recovery start After low battery voltage shut off 10V for 12V model the inverter is able to restore to work after the battery voltage recovers to 13V with power switch still in On position This function helps to save the users extra labor to reactivate the inverter when the low battery voltage returns to acceptable range in 13 Invtak Energy www invtak com renewable energy systems A WARNING Never leave the loads unattended some loads like a Heater may cause accidents in such cases It is better to shut everything off after low voltage trip than to leave your load in the risk of fire 14 Invtak Energy www invtak com 3 Installation 3 1 Location Follow all the local regulations to install the inverter Please install the equipment in a location of Dry Clean Cool with good ventilation Working temperature 10 C to50C 14 F to 122 F Storage temperature 40 C
19. en battery cable lug and terminal surface Assemble exactly as shown 2 0 Copper Compression Lug 2 0 Aluminum Mechanical Lug 15 Invtak Energy www invtak com Reducing RF interference To reduce the effect of radiated interference twist the DC cables To further reduce RF interference shield the cables with sheathing copper foil braiding Taping battery cables together to reduce inductance Do not keep the battery cables far apart In case it is not convenient to twist the cables keep them taped together to reduce their inductance Reduced inductance of the battery cables helps to reduce induced voltages This reduces ripple in the battery cables and improves performance and efficiency The torque rating range for DC terminal is 12 5NM 20 5NM 9 25 15 19 ft lbs and the suggested torque rating is 17NM 12 6 ft Ibs Over torquing may cause the bolt to break Equipment Damage The inverter is not reverse polarity protected Reversing the battery polarity on the DC input connections will cause permanent damage to the inverter which is not covered under WARNING l Varrantv Alwavs check polaritv before making connections to the inverter The inverter contains capacitors that mav produce a spark when first connected to batterv Do not mount in a confined a batterv or gas compartment Ensure the inverter is off before disconnecting the batterv cables and that AC power is disconnected from the inverter input
20. ent contains components which can produce arcs or sparks To 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 See Warranty for instructions on obtaining service 1 1 5 Do not dis assemble the Inverter Charger It contains no user serviceable parts Attempting to service the Inverter Charger yourself may result in a risk of electrical shock or fire Internal capacitors remain charged after all power is disconnected 1 1 6 To reduce the risk of electrical shock disconnect both AC and DC power from the Inverter Charger before attempting any maintenance or cleaning Turning off controls will not reduce this risk CAUTION Equipment damage The output side of the inverter s AC wiring should at no time be connected to public power or a generator This condition is far worse than a short circuit If the unit survives this condition it will shut down until corrections are made Installation should ensure that the inverter s AC output is at no time connected to its AC input WARNING LIMITATIONS ON USE SPECIFICALLY PLEASE NOTE THAT THE INVERTER CHARGER SHOULD NOT BE USED IN CONNECTION WITH LIFE SUPPORT SYSTEMS OR OTHER MEDICAL EQUIPMENT OR DEVICES WE MAKE NO WARRANTY OR REPRESENTATION IN CON
21. erature indicator on Excessive ambient temperature or AC output load Check AC output loads increase ventilation derate the inverter if ambient temperature is excessive AC output voltage is low and the inverter turns loads OFF in a short time Low battery Check the condition of the batteries and recharge if possible Charger is inoperative and unit will not accept AC AC voltage has dropped out of tolerance Check the AC voltage for proper voltage and frequency Charger is supplying a lower charge rate Charger controls are improperly set Low AC input voltage Loose battery or AC input connections Refer to the section on adjusting the Charger Rate Source qualified AC power Check all DC AC connections Charger turns OFF while charging from a generator High AC input voltages from the generator Load the generator down with a heavy load Turn the generator output voltage down Sensitive loads turn off temporarily when transferring between grid and inverting Inverter s Low voltage trip voltage may be too low to sustain certain loads Choose narrow AC voltage in the DIP switch or Install a UPS if possible Noise from Transformer case Applying specific loads such as hair drier Remove the loads The reason for the noise from transformer and or case When in inverter mode and the transformer and or case of the inverter sometimes
22. form may cause premature failure which is not under warranty Please use a small jeweler s style flat head screwdriver to turn the charge current Caution 2 5 3 Transfer While in the Standby Mode the AC input is continually monitored Whenever AC power falls below the VAC Trip voltage 154 VAC default setting the inverter automatically transfers back to the Invert Mode with minimum interruption to your appliances as long as the inverter is turned on The transfer from Standby mode to Inverter mode occurs in approximately 10 milliseconds And it is the same time from Inverter mode to Standby mode Though it is not designed as a computer UPS system this transfer time is usually fast enough to hold them up There is a 15 second delay from the time the inverter senses that continuously qualified AC is present at the input terminals to when the transfer is made This delay is built in to provide time for a generator to spin up to a stable voltage and avoid relay chattering The inverter will not transfer to generator until it has locked onto the generator s output This delay is also designed to avoid frequent switch when input utility is unstable 2 5 4 Remote Operation The inverter can also be connected to an external LCD display through the REMOTE LCD PORT The whole SP Series inverter is designed with extraordinarily low idle power consumption which is approximately 1 5 of its rated power SP Series Inverter Charger I
23. he Battery Priority Mode SWS in position 1 the inverter can be switched between two modes Power Saver Mode SW3 in position 1 and READY SW3 in position 0 The power Switch should be in READY position all the time for using these functions In Power Saver Mode the inverter is initially in standby mode and sends a pulse to detect the presence of a load every 3 seconds Each pulse lasts for 250ms The inverter will remain in standby mode until a load has been detected Then it will wake up from standby mode and start to invert electricity from the battery bank to supply the load As this function is under Battery Priority the inverter will always prefer to invert electricity from battery first even there is a qualified AC input present Only when the battery voltage is lower than the low voltage alarm point will the inverter switch to AC input power to charge the battery and supply the load at the same time This Power Saver Mode can be changed to READY mode via SW3 by switching it to 0 position SWS still in 1 In READY mode the inverter will stay in standby mode without sensing loads It won t output any power even if a load is turned on or a qualified AC input is present The inverter will not perform any function and only stay idle in this mode unless the battery voltage is low Then it will start charging the battery This feature is ideally suitable for applications where energy conservation is require
24. he initial stage of charging While Bulk Charging the charger supplies the battery with controlled constant current The charger will remain in Bulk charge until the Absorption charge voltage determined by the Battery Type selection is achieved Software timer will measure the time from charger start until the battery charger reaches 0 3V below the boost voltage then take this time as TO and TOx10 T1 Absorb Charging This is the second charging stage and begins after the absorb voltage has been reached Absorb Charging provides the batteries with a constant voltage and reduces the DC charging current in order to maintain the absorb voltage setting In this period the inverter will start a T1 timer the charger will keep the boost voltage in Boost CV mode until the T1 timer has run out Then drop the voltage down to the float voltage The timer has a minimum time of 1 hour and a maximum time of 12 hours Float Charging The third charging stage occurs at the end of the Absorb Charging time While Float charging the charge voltage is reduced to the float charge voltage determined by the Battery Type selection In this stage the batteries are kept fully charged and ready if needed by the inverter If the A C is reconnected or the battery voltage drops below 12Vdc 24Vdc 48Vdc the charger will reset the cycle above If the charge maintains the float state for 10 days the charger will deliberately reset the cycle to protect the battery Invt
25. i stage charging control and pure sine wave output with high surge capability to meet power needs of all sorts of demanding loads without putting the equipment at risk In response to the increasing demand of more advanced battery charging our engineering team equipped the inverter with a Battery Temperature Sensing probe for increased charging precision The generous 300 surge capacity of 20 seconds makes it possible to support demanding inductive loads The AC Battery priority auto generator start functionality and optional built in charger make it ideally suitable to work in backup power or anti idle applications When customized to Battery priority mode via a DIP switch the inverter will extract maximum power from external power sources and a minimal cycle of battery will be required With the availability of auto generator start an electrical generator can be integrated into the system and started when the battery voltage goes low With audible buzzer and remote LCD panel the inverter gives the users comprehensive information of the operation status making it easier for maintenance and troubleshooting Thus the SP Series Pure Sine Wave Inverter Charger is suitable for applications including renewable energy systems utility truck RV and emergency vehicles etc To get the most out of the power inverter it must be installed used and maintained properly Please read the instructions in this manual before installing and operating Invtak
26. ized corrosion biological infestations or input voltage that creates operating conditions beyond the maximum or minimum limits listed in the product specifications including high input voltage from generators and lightning strikes c the product if repairs have been done to it other than by our company or its authorized service centers 6 Model Numbering The Smart Power series Inverter is identified by the model serial number labels Model Number label is located on the side of the cover All the necessary information is provided on the label such as battery voltage AC output voltage power and frequency For example Model Number Power Battery voltage AC voltage Phase SP0612120 600W 12Vdc 120Vac Single phase SP1012230 1000W 12Vdc 220Vac Single phase 21 Invtak Energy www invtak com Appendix 1 SP Series Inverter Charger Spec Sheet Electrical Specifications Power Rating 600W 1000W Continuous Output Power 600W 1000W Surge Rating 20s 1800W 3000W Output Waveform Pure Sine wave Same as input Bypass mode Nominal Efficiency 90 Peak Line Mode Efficiency gt 95 Inverter Power Factor 0 9 1 0 Output Nominal Output Voltage RMS 120Vac Output Voltage Regulation 5 RMS Output Frequency 50 60Hz 0 3Hz Short Circuit Protection Yes Current Limit Function Fault after 1 sec Typical tr
27. portant Safety Information Save This Manual Read this manual before installation it contains important safety installation and operating instructions Keep it in a safe place for future reference AII wiring must follow the National Electric Code Provincial or other codes in effect at the time of installation regardless of suggestions in this manual All wires should be copper conductors 1 1 General Safety Precautions 1 1 1 Before installing and using the SP Series Pure Sine Wave Inverter Charger read the manual and cautionary markings on the Inverter Charger enclosure Be sure to read all instructions and cautionary markings for any equipment attached to this unit Installers must be certified technicians or electricians 1 1 2 This product is designed for indoor compartment installation Do not expose the inverter charger to rain snow spray bilge or dust To reduce risk of hazard do not cover or obstruct the ventilation openings Do not install the inverter charger in a zero clearance compartment Overheating may result Allow at least one inch of clearance around the inverter for air flow Make sure that the air can circulate freely around the unit A minimum air flow of 145CFM is required 1 1 3 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 Inverter with damaged or substandard wiring 1 1 4 This equipm
28. rolong the battery cycle life mobile application users intend to have more DOD to reduce battery capacity and on board weight 11 Invtak Energy www invtak com For 12VDC model the Low Battery Trip Volt is set at 10 0VDC by default It can be customized to 10 5VDC using SWI this is to prevent batteries from over discharging while there is only a small load applied on the inverter AC Input Range There are different acceptable AC input ranges for different kinds of loads For some relatively sensitive electronic devices a narrow input range of 184 253VAC 100 135V for 120VAC model is required to protect them While for some resistive loads which work in a wide voltage range the input AC range can be customized to 154 253VAC 90 135V for 120VAC model this helps to power loads with the most AC input power without frequent switches to the battery bank In order to make the inverter accept dirty power from a generator when the SW2 is switched to position 1 the inverter will bypass an AC input with a higher voltage 164 264Vac for 230Vac model and wider frequency 40Hz plus for 50Hz 60Hz Accordingly the AC charger will also work in a higher voltage 174 254Vac for 230Vac model wider freq range 43Hz plus for 50Hz 60Hz This will avoid frequent switches between battery and generator But some sensitive loads will suffer from the low quality power The pros and cons should be clearly realized Power Saver amp READY Under t
29. to 70 C 40 F to 158 F Relative Humidity 0 to 95 non condensing Cooling Forced air Warning Operation in a condensing environment will void the warranty 3 2 DC Wiring Recommendation It is suggested the battery bank be kept as close as possible to the inverter The following table is a suggested wiring option for DC cable with length from 1 meter to 5 meters Model Battery Minimum Wire Gage Model Battery Minimum Wire Gage Watt Voltage O 15ft 15 20ft Watt Voltage O 15ft 15 20ft 600W 12 Vdc 8ga 6ga 1000W 12 Vdc 4ga 2ga Please follow the above minimum wire size requirement One cable is always best but if there is a problem obtaining for example 100mm cable use 2 50mm or 3 35mn instead as long as the square area adds up Performance of any product can be improved by thicker cable and shorter runs so if in doubt round up and keep the length as short as possible Battery cables must have crimped or preferably soldered and crimped copper compression lugs unless aluminum mechanical lugs are used Soldered connections alone are not acceptable Battery terminal must be clean to reduce the resistance between the DC terminal and cable connection A buildup of dirt or oxidation may eventually lead to the cable terminal overheating during periods of high current draw Use a stiff wire brush and remove all dirt and corrosion from the battery terminals and cables Do not place anything betwe
30. voltage goes below 10V if the switch is still and always kept in ON position the inverter is always connected with battery whose voltage doesn t drop below 2V the inverter will be able to charge the battery once qualified AC inputs Before the battery voltage going below 9VDC the charging can activated when the switch is turned to Off then to ON When the voltage goes below 9VDC and the power switch is turned to OFF or disconnect the inverter from battery the inverter will not be able to charge the battery once again because the CPU lose memory during this process Charging current for each model Model Wattage Battery Voltage Charging Current 600W 12 Vdc 25 5 Amps 1000W 12 Vdc 40 5 Amps Invtak Energy www invtak com The charging capacity will go to peak in around 3 seconds this may probably cause a generator to drop frequency making inverter transfer to battery mode It is suggested to gradually put charging load on the generator by switching the charging switch from min to max together with the 15s switch delay our inverter gives the generator enough time to spin up control switch gently to avoid breakage due to over turning To guarantee the best performance of AC charger when the AC input is from a generator the standby generator should be of at least 150 higher capacity than the inverter Warning Operation with an under rated generator or generator with unqualified wave
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