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Total solder points: 150 
Skill level :  

Beginner

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Advanced

 

 

 

ILLUSTRATED MANUAL 

H8012P-ED1 

 

INTELLIGENT LEAD ACID BATTERY CHARGER              

      K8012

 

 
Features:

 

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Suitable for 6V and 12V sealed and open lead-acid batteries 

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Fully automatic charge and maintenance cycle 

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Status indicators for charge, float and end-of-charge 

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Protected against polarity reversal 

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Simply connect and forget 

 

Specifications :

  

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Charge current : 0.3 or 1A selectable

 

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Power supply : 2x9V/25VA (our type 2090250MST) 

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Dimensions (wxdxh): 97 x 140 x40mm / 3.8”x 5.5”x1.6” 

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Not suitable for non-rechargeable or NiCd/NiMH batteries 

modifications reserved

 

 

Options :

  

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Transformer prim. 230V - sec. 2x9V/25VA: 2090250MST

 

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Enclosure: TKAUS22G 

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Power cord: NETSNOER 

 
 

 

 

 
 

 

Summary of Contents for K8012

Page 1: ...enance cycle Status indicators for charge float and end of charge Protected against polarity reversal Simply connect and forget Specifications Charge current 0 3 or 1A selectable Power supply 2x9V 25V...

Page 2: ...d 2 3 Aranciato Laranja Naranjado Oranssi Orange Orange Orange Orange Orange Orange Oranje 3 4 Giallo Amarelo Amarillo Keltainen Gul Gul Gul Gelb Yellow Jaune Geel 4 5 Verde Verde Verde Vihre Gr n Gr...

Page 3: ...y when cutting excess leads hold the lead so they can not fly towards the eyes Needle nose pliers for bending leads or to hold components in place Small blade and phillips screwdrivers A basic range i...

Page 4: ...______________________________________________________________________ 4 1 3 Soldering Hints Mount the component against the PCB surface and carefully solder the leads Make sure the solder joints are...

Page 5: ...2 1 q R3 120K 1 2 0 3 1 q R4 180K 1 8 0 3 1 q R5 10K 1 0 3 B q R6 270K 2 7 0 3 1 q R7 10K 1 0 3 B q R8 1K5 1 5 2 B q R9 1K 1 0 2 B q R10 10K 1 0 3 B q R11 4K7 4 7 2 B q R12 1K 1 0 2 B q R13 10K 1 0 3...

Page 6: ...ch the polarity D CATHODE q D1 1N4148 q D2 1N4148 q D3 1N4148 q D4 1N5400 1N5408 q D5 1N5400 1N5408 q D6 1N5400 1N5408 q D7 1N5400 1N5408 q D8 1N5400 1N5408 5 IC SOCKET Watch the posi tion of the notc...

Page 7: ...ON ON 10 ELECTROLYTIC CAPACI TORS Watch the polarity C q C1 2 2 q C2 4700 35V 11 POWER TRANSISTOR M4 NUT M4 BOLT LOCK WASHER TRANSISTOR HEATSINK PCB q T7 MJ3001 MJ4035 BDX87 2N6057 2N6058 2N6059 2N628...

Page 8: ...f the holes with a center punch Remove the label and drill the holes Pay attention to the correct di ameter Make sure all holes are free of burrs Degrease the front panel be fore sticking the label on...

Page 9: ...upplied 33 5W resistor to the output terminals Measure the voltage across the resistor It should read 14 7V 0 2V N AC ON L AC POWER AC Vdc K8012 ACCU 7 3V 6V 4Ah 33 Put SW2 in the 6V position put SW1...

Page 10: ...ly and pay special attention to resistor values Use Perform the necessary settings before you hook up the battery to the unit Select the appropriate charge current and voltage according to the capacit...

Page 11: ...nd of the charging cycle when the charge cur rent has dropped significantly the output voltage is dropped to 13 6V 6 85V for a 6V battery This allows the battery to remain hooked up to the charger wit...

Page 12: ...W1 SW2 R31 R30 R29 LD1 LD2 LD3 LD4 C1 D1 D2 D3 T1 T2 R5 R4 R6 R2 R1 T5 T6 R18 R17 R28 R21 SK2 R14 R10 D8 6 12V 4Ah END OF CHARGE CHARGE STANDBY POLARITY WRONG ACCU VELLEMAN P8012 1 LEAD ACID BATTERY C...

Page 13: ...__________________________________________ 13 17 DRILL PATTERN ENCLOSURE TKAUS22G CUT 3 5 3 5 3 5 3 5 3 5 3 5 3 5 3 5 12 5 73 38 133 5 90 13 24 5 9 BOTTOM 3 3 3 3 6 5 6 5 1 2 20 25 5 10 10 11 17 5 17...

Page 14: ...5 AC R8 b e c c SK1 R3 VR1 T3 R9 R13 R11 R12 T4 R26 R27 R24 R23 R15 R22 R7 R19 IC1 1 D5 D4 C2 D7 D6 SW1 SW2 R31 R30 R29 LD1 LD2 LD3 LD4 C1 D1 D2 D3 T1 T2 R5 R4 R6 R2 R1 T5 T6 R18 R17 R28 R21 SK2 R14 R...

Page 15: ...K R17 1M R18 680 R19 15K R21 10K R15 33K R22 220K AC AC VOLTAGE REGULATOR CURRENT LIMIT 0 1C I 0 02C Vo 7 35 6 85 Vo 14 7 13 6 I 0 007C END OF CHARGE D4 1N5400 D5 1N5400 D7 1N5400 D6 1N5400 0 7V 130mV...

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