Summary of Buck 1000W
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Photovoltaic charger user’s manual buck – 1000w/1500w 12/24/36/48 vdc.
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2 content important notes .............................................................................................................. 3 1.0 i ntroduction ...........................................................................................................4 1.1 i nstallation s ite .............
Page 3: Important Notes
3 1. Keep this user’s manual and follow all instructions indicated in the manual. 2. Don’t overload the charger. 3. Don’t split the charger apart; otherwise, your warranty is void. 4. Only authorized technician may repair or replace the interior components. 5. Make sure the ground of the load is con...
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4 1.0 introduction buck-1000/1500w photovoltaic charger is to convert the energy from solar panel to load or batteries connected. With different load or batteries connected, it can be set as 12v, 24v, 36v or 48v system. The solar charger can get max. Efficiency up to 95%. The solar cells can get the...
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5 battery temperature sensor automatically provides temperature compensated battery charging. Provide communication software to monitor the status of the charger. Smart fan speed control according to the load connected. This intelligent charger may set output voltage automatically or user may select...
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6 figure 3: installation site 1.2 installation please remove the wiring compartment cover for installation as illustrated below. After installation, please fasten the cover back to its original position. Figure 4: disassemble wiring compartment cover figure 5: cabling contact description pv+ to the ...
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7 load+ to the positive(+) of load load- to the negative(-) of load bts battery temperature sensor ground ■ recommended installation sequence: connect load → battery → solar cell ■if there is no load connected connect battery → solar cell ■make sure the bts wire is installed and fixed to the contact...
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8 3.Connecting terminal to the solar panel(phi4-female) × 1 1.4 led indication explanations figure 6: bottom view led description fault (red) system fault, protection circuit is activated. Pv low (amber) under-voltage/over-voltage of solar cell normal (green) system operation in normal rs232 rs232 c...
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9 2.0 lcd description item symbol description 1 system fault, charger goes to “protection mode” error code shown on the lcd 2 under-voltage/over-voltage of solar cell 3 charging mode –illuminate / load mode - flash 4 function key (left: push slightly; return: push heavily) 5 scroll key-up 6 scroll k...
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10 a b c d e approx. 3 seconds later, the lcd display will show as drawing b and the charger is under initialization. When the charger is in normal operation, it shows the current input voltage of the solar panel as shown in drawing c, then the green led lights up to indicate that the charger is con...
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11 f after turning on the pv charger, it will display current solar cells’ voltage. If you would like to see other parameters, you may press key or key. Caution: keys are of no use. You may press or key to scroll up and down to get different display information and message. Display description input...
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12 2.1.1enter into setting mode make sure the output voltage and capacity of the battery are set properly. Caution! Before entering into setting mode, make sure the battery and the load are removed; otherwise, it might damage the battery and the load due to improper setting. Step1: make sure the cha...
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13 2.1.2battery capacity(ah) setting step1: it indicates the current battery capacity when getting into battery capacity setting. Step2: select desired battery capacity (ah) by scroll key or key. The digit with flashing cursor means the desired one to be changed. If you would like to change the left...
Page 14: Caution!
14 step2: to select other battery voltage by scrolling key and key. Step3: battery voltage can be set as 12v, 24v, 36v, 48v or auto. When the desired voltage is selected, please press key to save till “save” shown on the screen. When “save” disappears on the screen, it means your setting is done suc...
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15 step4: if you would like to escape from battery over- and under- voltage setting, please press key to escape. 2.1.5 battery under-voltage limit setting in normal condition, it is not necessary to calibrate this setting as long as the battery voltage selected is within window. For example, if the ...
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16 step1: step1: enter into pulse charge setting. If it shows “on” it means the charger is able to be in pulse charge; on the contrary, it means the charger is not able to be in pulse charge if it shows “off”. Step2: you may select “on” or “off” by pressing key or key, then press key to save till “s...
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17 left-hand figure, you may press key and the right-hand figure, you may press key. Step3: the range of the total input power can be selected from 0~999k kwh. Once the figure is selected, you may press key to save. Make sure the “save” shown on the screen, then you may release key now. When “save” ...
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18 battery voltage current supplied to battery current battery capacity setting battery temperature in celsius igbt temperature in celsius battery temperature in fahrenheit igbt temperature in fahrenheit battery capacity setting directory battery voltage setting directory battery over-voltage settin...
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19 2.3 error codes when the charger can not work normally, it will show the error code on the lcd display as table 1. You may proceed troubleshooting indicated as below. Error code description trouble shooting al04 input over-voltage reduce input voltage al05 input under-voltage increase input volta...
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20 3.0 product specifications models buck-1000w buck-1500w input rated voltage 40~120vdc operating voltage / mppt range 40~120 vdc @ 12vbat 40~120 vdc @ 24vbat 50~120 vdc @ 36vbat 60~120 vdc @ 48vbat max. Input current 25 a 35 a max. Pv array open circuit voltage 150 vdc max. Pv array power 1000w 15...
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21 altitude 0-2000m up to 60℃; 0~3000m up to 55℃ humidity 100% rh maximum, no condensing interface computer type standard rs232 compliance quality iso9001 standard emc en61000-6-1, en61000-6-3 marking ce patent pending taiwan: 97147246 china: 200810180491.7 part no. Usa: 12/273,669.
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