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The Ultra UL1741 ships with the following items:
•  One Ultra UL1741 unit
•  Installation Guides
•  DC terminal covers (one red, one black)
 

Materials List

NOTE: 

If any of the items are missing, contact customer service or any

authorized Foxpower dealer for replacement.

IMPORTANT: Keep the carton and packing material in case you need to
return the Ultra UL1741 for servicing.

Summary of Contents for FULAGDA1512A

Page 1: ...24A FULAGDA3548A FULAGDA4548A FULAGDA6048D FULAGDA1512T FULAGDA2524T FULAGDA3524T FULAGDA4524T FULAGDA3524D FULAGDA3548D FULAGDA4524D FULAGDA4548D User s Guide Ultra UL1741 Model Numbers Pure Sine Wav...

Page 2: ...Y AS TO THE ACCURACY SUFFICIENCY OR SUITABILITY OF ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN ITS MANUALS OR OTHER DOCUMENTATION B ASSUMES NO RESPONSIBILITY OR LIABILITY FOR LOSSES DAMAGES COSTS O...

Page 3: ...if not avoided can result in equipment damage IMPORTANT These notes describe things which are important for you to know however they are not as serious as a caution or warning The Guide provides safet...

Page 4: ...a sharp blow been dropped has cracks or openings in the enclosure including if the AC terminal cover has been lost damaged or will not close or otherwise damaged in any other way Do not disassemble th...

Page 5: ...he air intake vent openings and or install in a zero clearance compartment Do not use transformerless battery chargers in conjunction with the inverter charger due to overheating Failure to follow the...

Page 6: ...plete eye protection and clothing protection Avoid touching your eyes and wiping your forehead while working near batteries See note 4 Remove all personal metal items like rings bracelets and watches...

Page 7: ...ling battery Never place the Ultra UL1741 Inverter Charger unit directly above batteries gases from a battery will corrode and damage the inverter charger Do not place a battery on top of the inverter...

Page 8: ...is inverter charger is designed for marine applications only when additional drip protection is installed in certain orientations It is not intended for other applications as it may not comply with th...

Page 9: ...Front Panel 11 AC and DC Side Panels 12 Materials List 13 Installation Information 14 Before You Begin the Installation 14 Installation Codes 14 Planing the Installation 15 Two Key Performance Factors...

Page 10: ...ng the DC Cables 25 Connecting the DC Cables to the Inverter Charger 25 To connect the DC Cables 26 DC Grounding 27 Step 5 Connecting the Battery Temperature Sensor BTS 28 Inverter Charger Physical Sp...

Page 11: ...quipment longer The transformers have been consistently improved for years to achieve the best balance of conversion efficiency The consumption and miminum THD The idle consumption of the line is ultr...

Page 12: ...ed the inverter has to be reset to start working l AC input over voltage protection AC input low voltage protection l Low batter alarm high voltage alarm l Over temperature protection Over load protec...

Page 13: ...nverter 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 30...

Page 14: ...taking a charge and thus allow the plates to clean up and accept a charge once again The Ultra UL1741 series inverter allows start up and through power with depleted batteries For 12VDC models after...

Page 15: ...ry manufacturer CAUTION CAUTION Please use a small jeweler s style flat head screwdriver to turn the charge current control switch gently to avoid breakage due to over turning To guarantee the best pe...

Page 16: ...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 loc...

Page 17: ...s inverter stabilizes the input AC voltage to a range of 120V 10 The inverter can start up generator when battery voltage goes low When the inverter goes to low battery alarm it can send a signal to s...

Page 18: ...Whichever first switches from Off to Power saver off or Power saver on it will power the inverter on If the commands from the two panels conflict the inverter will operate according to the following p...

Page 19: ...ical appliance Whenever an AC load greater than 50 watts is turned on the inverter recognizes the need for power and automatically starts inverting and output goes to full voltage When there is no loa...

Page 20: ...up to 50 C Speed to be controlled in a smooth manner as a function of internal temperature and or current Fan should not start stop suddenly Fan should run at minimum speed needed to cool unit Fan no...

Page 21: ...tus Input Voltage AC abnormal will be displayed when AC input is not qualified AC Normal I P V 120V O P V 120V F 60Hz BAT V 24 0V O P Current 100 2 Output Voltage Frequency and Battery Voltage 3 Outpu...

Page 22: ...ower Saver Auto Turn on Unit and in Power Saver Mode 2 Unit off Turn off unit 1 AC Status Input Voltage AC abnormal will be displayed when AC input is not qualified AC Normal I P V 120V O P V 120V F 6...

Page 23: ...eset buttons Positive DC terminal red Use a qualified personnel for connecting cables 5 Terminal Block provide access for AC cables both input and output wiring 6 Chassis ground lug connects the chass...

Page 24: ...ion Guides DC terminal covers one red one black Materials List NOTE If any of the items are missing contact customer service or any authorized Foxpower dealer for replacement IMPORTANT Keep the carton...

Page 25: ...he installation Some examples are U S National Electrical Code NEC Canadian Electrical Code CEC Canadian Standards Association CSA and RV Industry Association RVIA for installation in RVs ABYC E11 Alt...

Page 26: ...Size on page 24 The DC cables should be as short as possible and large enough to handle the required current in accordance with the electrical codes or regulations applicable to your installation If...

Page 27: ...C and DC components are described in this section and illustrated in Figure 9 on page 17 AC components include AC Input for Single AC Line Models AC Loads AC Disconnect and Over Current Protection Dev...

Page 28: ...Conduit Box Design Conduit Box 80m...

Page 29: ...Basic Configulation...

Page 30: ......

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Page 32: ...The unit is too heavy for one person to safely lift and mount It is recommended that two people lift and mount the unit Always use proper lifting techniques during installation to prevent personal inj...

Page 33: ...with a conformal coating on the PCB making it water rust and dust resistant While these units are designed to withstand corrosion from the salty air they are not splash proof The inverter s life is u...

Page 34: ...surface with six 1 4 pan head steel screws Before mounting the Ultra UL1741 take the following two factors into account 1 The weight of the Ultra UL1741 inverter charger requires two people to instal...

Page 35: ...the Ultra UL1741 Series must be mounted After determining the mounting position refer to the physical dimensions as shown in below figures or use the base of the inverter as a template to mark your m...

Page 36: ...g codes Failure to follow these instructions will result in death or serious injury AC Wiring Compartment For your reference the AC wiring compartment is shown in Figure 14 on page 23 AC Knockouts The...

Page 37: ...line and neutral wires to the input ouput terminals labeled AC Input on the terminal block Labeled AC Output on the terminal block Figure 15 8 Tighten the terminal screws Leave some slack wire inside...

Page 38: ...ul Phase Wiring 240Vac split phase Input Hot line Hot Line Ground Output Hot line Hot Line Neutral 120Vac split phase Input Hot line Hot Line Ground Output Hot line Ground Neutral Remark In such cases...

Page 39: ...ailure to follow these instructions will result in death or serious injury It is suggested the battery bank be kept as close as possible to the inverter The following is a suggested wiring option for...

Page 40: ...y to protect the DC wiring To help avoid damage caused by reverse polarity battery connection it is a good idea to mark each end of each cable to identify it as a positive red or negative black cable...

Page 41: ...at washer steel lock washer steel and 3 8 bolt brass 5 Connect the other connector to the POSITIVE terminal on the fuse or breaker Observe polarity carefully while completing the installation Use a wr...

Page 42: ...refer to the applicable code for DC grounding detail To connect the chassis ground 1 Using the appropriate wrench loosen the nut on the bolt of the chassis ground point shown in Figure 18 2 Connect t...

Page 43: ...cal Specifications Top View FULAGDA1512A FULAGDA2524A FULAGDA3524A FULAGDA4524A FULAGDA3548A FULAGDA4548A Side View FULAGDA1512A FULAGDA2524A FULAGDA3524A FULAGDA4524A FULAGDA3548A FULAGDA4548A 460mm...

Page 44: ...Top View FULAGDA3548D FULAGDA4548D FULAGDA6048D FULAGDA3524D FULAGDA4524D Side View FULAGDA3548D FULAGDA4548D FULAGDA6048D FULAGDA3524D FULAGDA4524D 460mm 330m 360mm 360mm 180mm...

Page 45: ...Top View For FULAGDA1512T FULAGDA2524T FULAGDA3524T FULAGDA4524T Side View For FULAGDA1512T FULAGDA2524T FULAGDA3524T FULAGDA4524T 360mm 180mm 460mm 330m 360m...

Page 46: ...is not a relevant rating for continuous loads like an inverter Deep cycle batteries use a more suitable rating system such as amp hours Ah Amp hour capacity is the number of amps a battery can contin...

Page 47: ...2 Calculate Battery Size 5 Complete the rest of the worksheet Battery Sizing Example on page 32 for an example Size the batteries at approximately twice the estimated total amp hour usage Doubling th...

Page 48: ...reducing the use of some loads or recharge more frequently DANGER As your power requirements increase you may need to use more than one battery to obtain sufficient capacity Batteries can be connected...

Page 49: ...ance A B W hours Wh W hours Wh W hours Wh W hours Wh W hours Wh Battery Ah used between charges divide by 10 for 12volt system divide by 20 for 24 volt system Ah Recommended Battery Bank Size in Ah mu...

Page 50: ...cables are 4 0 AWG the battery interconnects should be 4 0 AWG The best configuration is to connect the batteries in series and parallel This requires additional cables but reduces imbalances in the...

Page 51: ...to the sum of the individual batteries See below As the name series parallel implies both the series and parallel configurations are used in combination The result is an increase in both the voltage...

Page 52: ...nput 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...

Page 53: ...of the transformer reducing its rated working freq from 20KHz to say maybe 15KHz it varies according to different loads In such a case the frequency of noise falls exactly into the range 200Hz 20KHz...

Page 54: ...r time Total harmonic distortion THD 3 3 3 3 3 3 3 Electrical Specifications DC Input FULAGDA1512A FULAGDA1512T FULAGDA2524A FULAGDA2524T FULAGDA3524A FULAGDA3524T FULAGDA4524A FULAGDA4524T FULAGDA354...

Page 55: ...190V 4 Low voltage re engage Wide Narrow 150V 200V 4 High voltage trip 270V 264V 4 High voltage re engage 260V 254V 4 Max AC input voltage 300Vac Nominal input frequency Low frequency trip Low freque...

Page 56: ...tage regulation Output frequency Short Circuit Protection Power consumption invertering no load Power consumption searching mode Transfer time Total harmonic distortion THD Yes current limit function...

Page 57: ...ut voltage Calcium Output voltage De sulphation 30 2 27 2 60 4 54 4 31 for 4hrs 31 for 4hrs 62 for 4hrs 62 for 4hrs 28 8 27 2 57 6 54 4 28 8 27 6 57 6 55 2 29 6 26 6 59 2 53 2 28 27 4 56 54 8 28 2 26...

Page 58: ...Inverter dimensions L W H Inverter weight kg Shipping dimensions L W H Shipping weight kg Working temperature Storage temperature 580mm 450mm 285mm 32 32 0 40 0 70 LCD LED status display 2 Years Yes O...

Page 59: ...Foxpower Technology Limited 86 755 33266371 86 755 33266372 www fox power com 610 11000 00 Printed in China Your best partner for power...

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