TN/TS-3000 Inverter Instruction Manual
Contents
1. Failure LED Failure LED j message Indicator message Indicator Output pare AC output 100 overload hort circuit m 3000W 3450W Output i Abnormal overload battery 3450W 4500W voltage Output cn overload Battery gt 4500W ag ng Over Fan temperature abnormality Abnormal AC 2 Remote output voltage shutdown 7 Installation amp Wiring A Wiring for batteries Wire connection should be made as shortas possible and less than 1 5m is highly recommended Also make sure suitable wires are chosen based on safety requirement and current rating Too small cross section will result in lower efficiency less output power and the wires may also become overheated and cause danger Please refer to table 7 1 or consult us or our distributor if you have any questions Rated current of Cross section of wire equipment amp lead AWG Note 10 13 1 25 16 Choosing suitable 13A 16A 1 5 14 wires based on the rating of solar panels TS ZOA Lt lz and distance from 25 32 4 10 the inverter 63A 80 16 4 Models using 48V 80A 100A 25 2 batteries 125A 160A 50 0 Models using 24V 160A 190A 70 000 batteries 260A 300A 150 300kcmil Models using 12V 300A 340A 185 400kcmil batteries Table 7 1 Suggestion for wire selec2. MW MEAN WELL TN TS 3000 Inverter Instruction Manual MW MEAN WELL TN TS 3000 Inverter Instruction Manual Index 1 Safety Guidelines eee 1 2 1 2 1 Fe t res 2 2 2 Main Specification ee 3 2 3 System Block Diagram 3 3 User Interface Panel rrr eser een ae 3 3 1 Front Panel eoi nn en 3 3 2 AC Terminal Configuration 5 3 3 LED Indicator on Front 5 3 4 Functional Indication and Alarm 5 3 5 Rear Panel esce eet peso anal kenn 6 4 Explanation of Operating Logic 6 4 1 Explanation of UPS Mode Control Logic 7 4 2 Explanation of Energy Saving Mode Control Logic 9 5 TN TS 3000 Initial Output Voltage amp Frequency and Procedure to Setting Operating Mode 5 1 Initial Factory State oe line 5 2 Initial Setting for Transition Voltages 11 5 3 Procedures to Setting Operating Mode Output Voltage Frequency and Standby Saving Mode
3. B Inverter mode Under the inverter mode if any abnormal situation occurs the display panel will send out failure message please referto table 6 1 for failure condition 1 OTP When the internal temperature is higher than the limit value OTP will activate leading to automatic shutdown It must be restarted 2 Abnormal AC output protection If the AC output voltage of the inverter is too high or low the unit will turn OFF and should be restarted again 3 AC output short circuit protection When a short circuit situation occurs atthe output or the load increase drastically in a short period of time the unit will turn OFF and should be restarted again 4 Abnormal battery voltage protection When the battery voltage is too high or low this protection will be activated The inverter auto recovers once the battery goes backtoasafelevelandtheuserdonothaveto restart it 5 Output overload protection When the output is overloaded between 3000W 3450W the inverter can continuously provide power for 3 minutes After that if the overload condition is not removed the overload protection will be activated When the load is higher than 4500W the overload protection will activate instantly Table 6 1 Failure messages on the display panel
4. Three years of warranty is provided under normal operating conditions Please do not change components or modify the unit by yourself or attempt to repair the unit by yourself because Mean Well reserves the right to void the warranty Hg fg E Se Bg 078 DR x nj MEAN WELL ENTERPRISES CO LTD 248 58 dt RAR T EA b B28 No 28 Wu Chuan 3rd Road Wu Ku Ind Park Taipei Hsien Taiwan 248 Tel 886 2 2299 6100 Fax 886 2 2299 6200 http www meanwell com E mail info meanwell com Your Reliable Pawer Partner
5. 11 5 4 Remote Monitoring Software Optional Accessory 13 5 5 Remote Control Module Optional Accessory 13 6 ore erre tese eroe tUe Ro er 13 6 1 Input Protection einen an armani a Re RE 13 6 2 Output Protection sssssem ee 14 7 Installation amp Wiring T MO MP RERO 15 8 Failure Correction Notes em 17 9 Warranty ene rennen een erre 18 Dec 2010 Version 2 1 Safety Guidelines Please read through this manual before assembling the inverter Risk of electrical shock and energy hazard All failures should be examined by a qualified technician Please do not remove the case of the inverter by yourself After connecting the AC input of the inverter to the utility the AC outlet of the inverter will have AC output even if the power switch on the front panel is in the OFF position Itis highly recommended to mount the unit horizontally Please do not install the inverter in places with high moisture or near water Please do not install the inverter in places with high ambient temperature under direct sunlight or near fire source Please only connect batteries with the same brand and model number one battery bank Using batteries from different manufacturers or different capacities is strictly prohibited Never allow a spark or flame in the vicinity o
6. 25V max 45V max 75V max 25V max 45V max 75V max 30A max 2 3 System Block Diagram TN 3000 Inverter T filter Input D i CPU LED Controller Display 1 1 I 1 1 l 1 Circuit Breaker 1 1 1 110V 230V 50Hz 60Hz Solar charger 200Voc 400Voc Battery Polarity DC DC X gt DC AC U 12V 24V 48V IL detect Converter Inverter Solar Panel uU AC LOAD Output Figure 2 1 System block diagram 3 User Interface Panel 3 1 Front Panel POWER ON OFF switch The inverter will turn OFF ifthe switch is in the OFF position AC OUTPUT outlet To satisfy demands of different geographic areas all over the world there are many optional AC outlets to choose from A amp B types are standard C D E F types are optional QS Receptacle i ll TYPE D TYPE E TYPE F Country USA EUROPE AUSTRALIA U K JAPAN Certificate FE amp 25 Es Fe Os Fe No fuse breaker with reset button for AC input Under bypass mode when the AC output is shorted or the load current exceeds the rated current ofthe No Fuse
7. Breaker the Breaker willopen and that stops bypassing energy forthe utility thus prevent possible danger When the abnormal condition is cleared the user can press down on the reset button to resume operation D No fuse breaker with reset button for receptacle The AC output outlet has acurrentrating of 15A When the load current exceeds 15A the Breaker will open and that stops AC provision from the outlet For application requiring more than 15 please use the internal terminal block behind the front panel refer to section 3 2 LED indication panel Operating status load condition battery low and all types of warning will be displayed E Function setting Operating mode output voltage frequency and standby saving mode can be set through this button G Communication port For remote monitoring purpose the unit can be connected to a PC through this communication port by using the optional cable and monitoring software Also for remote control purpose the unit can be connected to the IRC module through this port H Ventilation slits The inverter requires good ventilation for proper operation and prolonging its lifetime Frame ground FG J Grommet hole for input AC utility connection Grommet hole for output AC connection HO Js IN BY PASS C AC Receptacle r
8. LED1 30N LED1 40ON Battery Capacity 0 30 30 50 50 75 75 100 3 4 Function Indication and Alarm ON indicator The inverter had started up and the output is normal Batlow indicator Voltage of external batteries is too low The inverter will send out a Beep sound to warn the users Saving mode indicator The inverter is operating under the standby saving mode and there is no AC output AC CHARGE indicator The built in AC chargeris charging the external batteries SOLAR CHARGE indicator The external solar panels are providing charging current to the external batteries through the built in solar charger AC IN indicator The status of utility is normal BY PASS indicator The unit is working under bypass mode The AC power consumed by the loads is provided by the utility instead of the inverter INVERTER indicator The unit is working under inverter mode TheAC power consumed by the loads is converted from the batteries 8 BATTERY indicator Display the remaining capacity of external batteries O LOAD indicator Display the output load level 3 5 Rear Panel A Battery input Solar panel input connector Fan ventilation openings Figure 3 2 Rear panel TN 3000 4 Explanation of Operating Logic TN 3000 is CPU digital controlled true sine wave DC AC inverter Itis designed to achieve the target of energy
9. Possible reasons Recommended solutions Check the AC or DC input sources Abnormal input solar battery to make sure the voltage is within the required range Make sure that the ventilation is not Over temperature block and the ambient temperature is protection not too high Please derate load usage No AC output or lower the ambient temperature voltage M Make sure the outputload does not exceed the rated value or the peak startup current is not too high typically found in inductive or capacitive loads Overload protection Make sure the output is not overloaded or short circuited Short circuit protection Failure status Possible reasons Recommended solutions No voltage at the AC outlet No fuse circuit breaker has activated Check whether the load exceeds 15A No voltage at the AC terminal block No fuse circuit breaker has activated Check whether the load has exceeded 20A 212 224 248 or 40A 112 124 148 Discharging period for battery is too short Battery aged or broken Replace the batteries Battery capacity is too small Reconfirm battery specification and enlarge the battery capacity as suggested Malfunction of the charger no charge voltage Please return to us for repair Fan does not work Clog with foreign object Remove foreign object Fan malfunction Please return to us for repair 9 Warranty
10. off the charger to prevent over charging Atthis time output load is still supplied by utility t5 If utility were to fail atthis moment the CPU will automatically switch 10ms to the inverter mode insuring uninterrupted power t6 Once utility recovers the CPU will switch back to the bypass mode t7 When battery voltage drops to below 26 5V the CPU will again activate the charger to charge the battery banks refer to t3 for detailed description t8 Same as t4 t9 Due to lack of utility the CPU will switch to the inverter mode Since utility is unavailable and it is night time cloudy the charging function is in the OFF mode The AC output relies purely on battery power So the battery bank will be depleted rather quickly t10 As the battery discharges below 26 5V and utility remains unavailable and only the solar charger is ON The battery bank will continue to discharge at a quick pace t11 The battery eventually becomes completely discharged and the inverter shuts down because utility is unavailable Only when the solar charger current is gt 3A day time sunny will charging recommence and the battery voltage level will gradually increase t12 Once the battery voltage level has risen to a level capable of restarting the inverter the inverter will automatically restart At this time utility is still OFF so power to the load is provided by the inverter 113 Utility power is still OFF If the equipment draws po
11. conservation and possesses both UPS and energy saving modes These 2 modes are user adjustable The unit will be factory set in the UPS mode Depending on weather and utility conditions users can manually adjust refer to section 5 3 or use the monitoring software to switch to the energy saving mode The main difference between the UPS and Energy saving mode is the amount of energy conserved Under the UPS mode the unit will remain in the bypass mode as long as utility is available thus less energy is conserved refer to figure 4 1 for details of UPS mode control logic Underthe Energy saving mode the priority of input source chosenis solar panel gt AC utility battery If available the CPU will automatically select external solar panel as its first priority in order to conserve energy In case of insufficient solar power and utility failure battery power will be drawn as the last the last resort When the capacity of batteries drops to around 10 2096 the CPU will remind the end user by continuously sending out warning siren until the system shuts down 4 1 Explanation of UPS Mode Control Logic S Uu ON oN Utility Power OFF OFF Power On Re power on Ol ON mode OFF OFF t Inverter Mode OFF OFF OFF i 28 5V 28 5V 28 5V 28 5V 25 4V N26 5V 26 5V 26 5V 22 5V Alarm Battery voltage l 21 hut down t 29 0V ON ola
12. e CPU will not activate the AC charger and just let the solar changer charge the batteries to achieve energy saving target When there is no AC main the CPU will shutdown the whole system if the external battery bank voltage is less than 21V in order to prevent over discharging and reducing its lifetime After shutdown the CPU will still provide LED indication so the user knows why the inverter has shut off Note The advantage of the energy saving mode is that the user only has to add solar panels and solar energy can be harnessed and stored in battery bank for conversion to AC voltage The user no longer has torely onAC mains for electricity The sun can provide all the free electricity needed Energy saving mode is suitable for areas whereAC utility is not readily available such as mountain tops boats and vehicles Even when AC utility is available the main source of power will still be solar AC utility will supplement only when necessary This type of design cuts back the use of paid electricity thus reaching the goal of energy conservation 5 TN TS 3000 Initial Output Voltage amp Frequency and Procedure to Setting Operating Mode 5 1 Initial Factory State Initial factory setting is 110V 60Hz or 230V 50Hz and both UPS mode and standby saving mode are activated If the users need to revise it for their application it can be done through the setting button on the front panel to update the CPU setting please refer to secti
13. ery voltage around 28 5V both the AC and solar charger will be turned OFF by the CPU to prevent overcharging and reducing battery lifetime The CPU will also switch to inverter mode and the AC electricity provided to the loads will be coming from the batteries When the batteries are depleted to around 90 of their capacity battery voltage around 26 5V CPU will start up the solar charger but not the AC charger to achieve the goal of energy saving Ifthe energy provided by the solar panels is larger than the load requirement voltage of the battery bank will increase gradually until reaching battery voltage around 28 5V and then the solar charger will shut off to preventthe batteries from overcharging 9 t5 t6 t7 t8 When the capacity of batteries goes down to battery voltage around 26 5V solar charger will restart and begin charging If the energy provided by the solar panels is lower than consumed by the loads voltage of the battery bank will decrease gradually to battery voltage around 22 5V The built in buzzer will sound to inform the user that battery power is very low If the power consumption of the loads does not decrease and the AC main is normal the CPU will detect this and the unit will be transferred to bypass mode The utility will provide electricity to the loads and charge the battery bank at the same time in order to prevent the unit from shutting off If the solar currentis higher than 3A th
14. f the batteries Make sure the air flow from the fan is not obstructed at both sides front and back of the inverter Please allow atleast 15cm of space Please do not stack any object on the inverter as it may impede heat dissipation A WARNING Batteries will have aging problem after years of operation Itis suggested to execute regular battery maintenance e g every year Once aged the batteries should be changed by professional technician or the failed batteries may cause fire or other hazards o GG Don t Keep away from Keep away from Don t stack on Keep good disassemble moisture fire or high the inverter ventilation temperature 2 Introduction The TN TS 3000 is a true sine wave DC AC inverter fully digital controlled by an advanced microprocessor By using the setting button on the front panel orthe monitoring software the user can flexibly adjust output voltage frequency turn ON or OFF standby saving mode and operating mode TN 3000 possesses 2 operating modes UPS and Energy saving mode Depending on operating requirement the user can flexibly reconfigure operating mode to suit their needs When the UPS mode is selected AC utility voltage will automatically be bypassed the output load equipment If there is an interruption to the AC utility voltage battery inverter will automatically take over power provision like an UPS sys
15. ge is required please go on to step 2 Factory setting 230VAC 50Hz or 110VAC 60Hz Output Voltage 100Vac 110Vac 115Vac 120Vac Frequency 200Vac 220Vac 230Vac 240Vac 9n e e e e Light 50Hz BatLow e e Saving e e O Dark Flashing 60Hz BatLow e e Saving e e Table 5 2 LED Indication for voltage frequency combinations Step 2 The LEDs will change state from pressing the setting button for 1 second and then release Please select the combination of output voltage and frequency you need After making your selection press the setting button for 3 5 seconds and the inverter will let out a beep sound Released the button and you will go on to procedure 3 saving mode 110V 120 220V 90Hz 240v 90Hz 100V 100V 200 50 2 200 2 Me 190 110V p 60Hz 115V 60Hz 240V 2 0 60 2 220V Figure 5 2 Circulation diagrams of output voltage and frequency Procedure 3 involves standby saving mode selection the steps are as follows Step 1 Please refer to Table 5 3 and check whether the saving mode is set as required If yes hold down on the setting button for 5 seconds and the inverter will let out a beep sound Released the button and the inverter will automatically store all settings and then restart However if change is required please go o
16. hoose suitable cross section ofthe leads E Derating 100 19 IT s 80 4 S 3S 2 D eo J 52 eot S a a amp 40 J 2 2 20 4 20 4 1 1 i 0 10 20 40 50 60 70 10 5VDC 11 5VDC 15VDC HORIZONTAL 21VDC 23VDC 30VDC Ambient Temperature C 42VDC 46VDC 60VDC B i V Figure 7 2 Output derating curve attery input voltage v Figure 7 3 Input derating curve F A Notes on output loads TN TS 3000 Series can power most equipment requiring an AC source of 3000W But for certain type of load the unit may not work properly 1 Since inductive loads or motor based equipments needs a large start up current 6 10 times of its rated current please make sure this startup current is less than the maximum current capability of the inverter 2 When the loads are capacitive or rectified equipments such as switching power supply we suggest operating these equipment at no load or light load during power ON Increase the load slowly only after the TN TS 3000 has started up to ensure proper operation 8 Failure Correction Notes TN TS 3000 is a complex product which should be serviced by professional technician Improper usage or modification may damage the unit or result in shock hazard If you are not able to clear the failure condition according to the following instructions please contact us or your closest distributor for repair service Failure status
17. n SOLAR CHARGE wis llo m OFF 4 a gt a werten E Setting AMA Nm NE O 5 mal GION cam AC OUTPUT Figure 3 1 Front panel TN 3000 3 2 AC Terminal Configuration When the load currentis gt 15 you must use this output terminal connection terminal can withstand 3000W To ensure user safety please follow the wiring instructions as below This AC terminal block can be found inside the inverter To access it the front panel must first be removed then the output wires can be screwed onto the AC output terminal block Insert the cable through the AC output grommet tighten the grommet and then connect the other end of the cable to the load to complete this connection A Terminals for AC utility input B Terminals for AC output connection O Terminal for FG connection E IS AC INPUT AC OUTPUT FG LIN 3 3 LED Indicator On Front Panel Battery capacity indicator represents the remaining capacity of external batteries LED Display LED 1 ON LED 1 2ON LED1 30N LED1 40N Battery Capacity 0 25 26 50 51 75 76 100 Load condition indicator represents the magnitude of output loads LED Display LED1ON LED1 2ON
18. n to step 2 Factory setting Enable saving mode On Saving mode Bat Low k ON Saving Light Savi d u x 1 can aving mode ashing OFF Bat Low Saving Table 5 3 LED indication for saving mode ON OFF Step 2 The LEDs will change state from pressing the setting button for 1 second and then release Saving mode can be activated or cancelled according to your need 5 4 Remote Monitoring Software Optional Accessory Users can make operating mode voltage frequency saving mode and transition voltage adjustments by using this software Software update can be downloaded from the MW website Please contact us or our distributor if you have any questions 5 5 Remote Control Module Optional Accessory A User can purchase and use the remote control module to control inverter ON OFF turn saving mode ON OFF and observe inverter status B Compatible models 1 5 700 1000 1500 3000 TN 1500 3000 IRC2 TS 700 1000 1500 3000 gt TN 1500 3000 C Comes with 10FT connection cable standard and 25FT 50FT are optional 6 Protection 6 1 Input Protection A Battery polarity protection If the battery inputis connected in reverse polarity the internal fuse will blow and the inverter should be send back to us or our authorized distributor for repair B Battery under voltage protection When the battery voltage is lower than the pre set value the in
19. ng status Fully digital controlled with digital display Can be used for most electronic products requiring AC input Selectable UPS or Energy saving mode Utility gt inverter transfer time lt 10ms Solar charging current 30A max Optional remote monitoring accessory pack includes cable CD Optional remote control accessory IRC Series 3 year global warranty 2 2 Main Specifications TN TS 3000 MODEL 112 124 148 212 224 248 Rated 3000W continuously 3450W for 3 minutes 4500W for 10 seconds 6000W power for 30 AC cycles U setting 110V 60Hz 230V 50Hz Output voltage 100 110 115 120 adjustable 200 220 230 240V adjustable U Frequency 50 60Hz 0 1Hz T WAVEFORM True sine wave THD lt 3 0 PROTECTION AC short gt Overload gt Over Temperature and circuit breaker BAT VOLTAGE 10 5 15 0V 21 0 30 0V 42 0 60 0V 10 5 15 0V 21 0 30 0V 42 0 60 0V DC CURRENT 300A 150A 75A 300A 150A 75A N EFFICIENCY 88 9096 9196 8996 9196 9296 i OFF MODE T CURRENT Under 1 0mA at power switch OFF DRAW PROTECTION Over current battery reverse polarity battery low alarm and battery low shutdown AC CHARGER CHARGE VOLTAGE CHARGE CURRENT SOLAR PANEL OPEN CIRCUIT VOLTAGE SHORT CIRCUIT CURRENT 14 3V 28 5V 57V 14 3V 28 5V 57V 25A 12A 6A 25A 12A 6A
20. on 5 3 for setting procedures The unit will start up automatically after the setting procedure is completed and the new settings will be executed These new settings will be kept even if AC utility battery and solar is disconnected Occurrence of fault conditions leading to inverter shutdown and requiring repower ON will also not affect the new settings 5 2 Initial Setting for Transition Voltages TN TS 3000 Factory Setting 112 212 124 224 148 248 AC charger transition voltage 14 3V 28 5V 57V AC charger start up voltage 11V 22V 44V Solar charger start up voltage 13 3V 26 5V 53V Solar charger shutdown voltage 14 3V 28 5V 57V Inverter shutdown 10 5V 21V 42V 5 3 Procedures to Setting Operating Mode Output Voltage Frequency and Standby Saving Mode Use an insulated stick to press this setting button Figure 5 1 Adjustment of output mode output voltage frequency and saving mode Note TS 3000 does not have steps 3 4 Procedure 1 involves UPS mode and Energy Saving mode selection the steps are as follows Step 1 Step2 Step3 The inverter should be turned off while resetting Input batteries should be connected AC main caneither be connected or disconnected and the loads should be removed Use an insulated stick to press down on the setting button and then turn
21. on the power switch After pressing for 5 seconds the inverter will send out a Beep sound User can release the button and go on with the setting procedure Please refer to Table 5 1 and check the LED indication to see ifthe operating mode is the one you need If Yes hold down on the setting button for 3 5 seconds and the inverter will let out a beep sound signaling that you had skipped to procedure 2 voltage amp frequency setting However if change is required please go on to step 4 Factory setting UPS mode On Energy saving Barlow X Du Saving Light UPS mode Bat Low mashing Saving Table 5 1 LED indication for operating mode Step 4 The LEDs will change state from pressing the setting button for 1 second and then release Operating mode can be adjusted as required After selecting the operating mode press the setting button for 3 5 seconds and the inverter will let out a beep sound Released the button and you will go on to procedure 2 voltage amp frequency setting Procedure 2 involves voltage and frequency selection the steps are as follows Step 1 Please referto Table 5 2 and check whether the combination of output voltage and frequency is what you need If Yes hold down on the setting button for 3 5 seconds and the inverter will let out a beep sound signaling that you had skipped to procedure 3 saving mode However if chan
22. r charger 49x ON ei I ON ON ON state 35 OFF OFF t B t4 5 6 7 t8 t9 t10 t11 t2 Figure 4 1 Diagram of UPS mode control logic To ensure the battery is at full capacity when the TN 3000 is turned ON the CPU will execute the bypass mode automatically connecting the AC main to the load Inthe meantime itwillactivateboth the AC chargerand solarchargerto simultaneously charge the batteries t2 When the batteries are full battery voltage around 28 5V both the AC and solar charger will be turned OFF by the CPU to prevent overcharging and reducing battery lifetime t3 At this time period TN 3000 is still in the bypass mode The battery voltage level will decrease gradually due to standby power dissipation When the batteries are consumed to around 90 of their capacity battery voltage around 26 5V the CPU will restart the charger The CPU will use solar charging current of 3Aas a guideline When the provided charging current is 23A solar charge LED indicator turns ON the solar charger will be used to charge the battery When the provided solar charging current is under 3A the AC charger will be turned ON e g night time or cloudy day taking over battery charging duty and at this time the solar charger indicator will turn OFF t4 With the charger activated voltage of the battery bank will increase gradually until 28 5V is reached then the CPU will shut
23. tem When the energy saving mode is selected in combination with the use of solar panel solar power will take priority thus effectively saving electrical power Basically the operating modes can be easily set to match weather conditions or other special needs TN 3000 is equipped with 2 methods of battery charging An AC charger and solar charger coexist in this unit The user only needs to connect their own battery banks and solar panel to form an energy saving independent power station which is in line with our goals of conserving energy and being environmental friendly TS 3000 Series only possess the inverter function It uses batteries as the input source and coverts it into AC power TN TS 3000 Series can provide 3000W pure sine wave output continuously 3450W for 3 minutes and peak power of 6000W for all kinds of loads such as inductive capacitive and peak demanding motors General applications includes PC ITE yachts RV home appliances motor power tools industrial control equipment AV system and etc Note Descriptions which are highlighted represents functions exclusive to the TN 3000 Series 2 1 Features True sine wave output THD 3 096 3000W rated output Surge power capability up to 6000W High efficiency up to 92 Output voltage frequency selectable Complete protections for both the input and output Battery low alarm and indicator Complete LED indication for operati
24. tion B Suggested battery type and capacity TN TS 3000 Battery type Lead acid 112 212 124 224 148 248 Battery 12V 400Ah 24V 200Ah 48V 100Ah capacity or higher or higher or higher Input current 30 from solar panel C Installation requirements The unit should be mounted on a flat surface or holding rack with suitable strength In order to ensure the lifespan of the unit please refrain from operating the unit in high dust or moisture environment This is a powerunit with built in DC fan Please make sure the ventilation openings are not blocked and refrain from continuous operation with heavy load in high ambient environment because this may prevent inverter from operating properly and its life span may be affected We highly recommend that there should be no objects impeding airflow within 15cm of the ventilation openings 2 gt 15cm gt 15cm Key Air lt Inverter lt Air i Figure 7 1 Example of installation D Example of system setup As short as possible Larger than AC O P 15cm LOAD TN TS 3000 Solar Panel Larger Inverter than 15cm Yt Battery Solar I P ACIP Chassis Should be less than 1m Wall or system FG Depending on the actual length of wiring c
25. verter will automatically terminate the output and the battery low signal on the display panel will light up Please refer to table 6 1 for more details about failure signals displayed on the panel C Battery over voltage protection When the battery voltage is too high inverter will automatically terminate the output and the built in buzzer will B sound to inform the user Please refer to table 6 1 for more details about failure signals displayed on the panel AN WARNING Please choose suitable batteries that is within the input DC voltage range of the inverter refer to spec If the input DC voltage is too low ex using 12Vdc battery bank for 24Vdc models the inverter cannot startup properly If the input DC voltage is too high ex using 48Vdc battery bank for 24Vdc models the inverter will get damaged D Solar charger over current protection TN 3000 can provide max solar charging current of 30A If the charging current is too high the internal fuse will blow and the inverter should be send back to MW for repair 6 2 Output Protection A Bypass mode Use no fuse circuit breaker as automatic over current protection When over current occurs the reset button of the circuit breaker on the front panel will pop up and the inverter will shut down At this time users should remove the loads restart the inverter and press down on the reset button of the circuit breaker and the AC output can now be provided normally
26. wer which is lower than what the solar panel can provide and the solar current is lt 3A battery charging will terminate Inverter will continue to provide power through the battery The subsequent supply period is subject to capacity of battery and load condition Note The advantage of the UPS mode is that battery voltage level will be maintained at 90 at all times This insures that uninterrupted power be provided to equipment in case of utility failure Backup period will depend on capacity of battery banks UPS mode is suitable for areas where AC utility is readily available such as offices and homes 4 2 Explanation of Energy Saving Mode Control Logic Solar charger ON 1 state oFF ore OFF gt ON Utility Power OFF Power On ON ON Bypass mode OFF 1 ON on ON Inverter Mode OFF OFF OFF 28 5V 28 5V 28 5 28 5V Battery voltage l ON ON state OFF OFF t l t2 t4 5 18 t1 t2 t3 t4 Figure 4 2 Diagram of energy saving mode control logic To ensure the battery is at full capacity when the TN 3000 is turned ON the CPU will execute the bypass mode automatically connecting the AC main to the load In the meantime it will activate both the AC charger and solar charger to simultaneously charge the batteries When the batteries are full batt
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