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Battery Charger User Guide
MODEL: CT-7000
AC Input: 220-240VAC, 50-60Hz, 1A
DC Output: 12VDC, 7A;
24VDC, 3.5A;
Temperature Controlled
Please read and understand all important safety and operating
instructions before using this charger. In addition, please read and follow
all battery and vehicle manufacturer's instructions and cautionary
markings.

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Summary of Contents for Gacell CT-7000

  • Page 1 Battery Charger User Guide MODEL: CT-7000 AC Input: 220-240VAC, 50-60Hz, 1A DC Output: 12VDC, 7A; 24VDC, 3.5A; Temperature Controlled Please read and understand all important safety and operating instructions before using this charger. In addition, please read and follow all battery and vehicle manufacturer’s instructions and cautionary...
  • Page 2: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS SAFETY PRECAUTIONS FOR WORKING IN THE VICINITY OF A BATTERY 1) Batteries generate explosive gases during normal operation. Use in well-ventilated area. 2) Consider having someone close enough or within the range of your voice to come to your aid when you work near a battery. 3) Do NOT smoke, strike a match, or cause a spark in vicinity of battery or engine.
  • Page 3 10) Any repair must be carried out by the manufacturer or an authorized repair agent in order to avoid danger. ABOUT CT-7000 1) The CT-7000 is designed for charging all types of 12V lead-acid ,24V lead-acid and 12V lithium-ion batteries, including WET (Flooded), GEL, MF (Maintenance-Free), EFB (Enhanced Flooded Battery), AGM (Absorbed Glass Mat),AGM+ (Absorbed Glass Mat+) and LIB (Lithium Ion) batteries.
  • Page 4 6) The CT-7000 has four external holes for mounting. Mount the charger in a desired location with equipped self-drill screws. It is important to keep in mind the distance to the battery.
  • Page 5: Charging Modes

    CHARGING MODES CT-7000 has nine modes: Standby,12V NORM, 12V COLD/AGM, 24V NORM, 24V COLD/AGM, 12V AGM+, 12V LITHIUM, REPAIR and 13.6V SUPPLY. Some charge modes must be held for three (3) seconds or / and pressed to enter the mode.
  • Page 6 12V AGM+ (Hold Mode Charging 12V advanced AGM batteries that button for 3 14-230 requires a higher than normal charging seconds to voltage (Blue LED) enter) 12V LITHIUM Charging 12V lithium-ion batteries only, 14-230 (Hold & Press) including LiFePO4 (White LED) An advanced battery recovery mode for REPAIR (Hold repairing old, idle, stratified or sulfated...
  • Page 7 button for choosing appropriate 12V Mode(s) or 24V Mode(s). One REPAIR cycle can take up to eight (8) hours to complete the recovery process and will enter to charge (8 steps charging cycle) when completed. This mode uses a high charging voltage and may cause some water loss in WET cell batteries.
  • Page 8: Step 8: Maintenance

    hours) STEP 3: ANALYSE (Check if the battery voltage reaches to the threshold after desulphation, and charging begins if the battery voltage is OK) STEP 4: SOFT START (Charge with echelon constant current) STEP 5: BULK (Charge with constant maximum current until battery voltage is reached to the threshold) STEP 6: ABSORPTION (Provide gradually declining current charge for maximum battery voltage)
  • Page 9 LED COMMUNICATION OF ABNORMAL RESULTS LIGHT(S) CAUSE(S) SOLUTION(S) CONDITION Exchange the red and Solid Red Warning! black clamps or ring Reverse Polarity terminals to the correct battery posts 1) Connect the red and black clamps or ring terminals to the 1) Open-circuit battery posts Flashing Red...
  • Page 10 12V corresponding charging mode LED Solid yellow REPAIR In 24V REPAIR mode ------ 24V corresponding charging mode LED Solid Red Warning! Overload in SUPPLY Mode (will Disconnect the automatically shut external device Solid yellow SUPPLY down for 30 seconds as protection) Quick flashing Red Battery cannot store Warning! LED...
  • Page 11 both 12V and 24 less than 3V), need Mode for recovery lead-acid batteries.) Repair Mode NOTICE: following situation indicates that battery need to be replaced, although there is no abnormal result LED communication. After full charging cycle and with 100% of battery level indicator, use this battery to start matched vehicle’s engine.
  • Page 12: Warranty

    where the product was purchased. They can take this product for environmental safe recycling. WARRANTY 1) This product is warranted to the original purchaser for a period of two (2) years from the original shipping date, to be free of defects in material and workmanship.

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