Cotek CX Series Manual

Advanced battery charger

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CX-SERIES
ADVANCED BATTERY
CHARGER

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Summary of Contents for Cotek CX Series

  • Page 1 CX-SERIES ADVANCED BATTERY CHARGER...
  • Page 3: Table Of Contents

    3-10 Temperature Compensation 3-11 Rescue Battery Curve 3-12 Battery Charger Selection (Reference only) 3-13 Battery Voltage setting suggestion 3-14 Fan speed duty description 4. INSTALLING THE COTEK ADVANCED CHARGER 4-1 Battery charger connection diagram 5. TROUBLE SHOOTING 6. WARRANTY STATEMENT...
  • Page 5: Important Safety Information

    1. Important Safety Information WARNING! BEFORE INSTALLING OR USING CX-SERIES BATTERY CHARGER, YOU NEED TO READ FOLLOWING SAFETY INFORMATION CAREFULLY. 1-1 General Safety Precautions 1-1-1. For indoor use, do not expose CX-Series Battery Charger to water, mist, snow, or dust. To reduce the risk of fire, do not cover or obstruct the ventilation enclosure. 1-1-2.
  • Page 6: Features

    2. Features Universal AC input with active PFC Compatible with Lead Acid, Li-ion, Gel and AGM batteries Support remote controller CR-1 as optional accessory. Voltage / temperature compensation 2 stage fan speed control (Sleep mode) Output power OK signal Output alarm signal High efficiency and high reliability Built-in battery rescue function Built-in Engine Start Battery (ESB) output function...
  • Page 7: Float Stage

    2-1-2 Absorption Stage (Constant Voltage) The absorption charging duration will depend on the battery status. Before moving to absorption stage, charger will wait for two minutes then charging at constant voltage until the battery is fully charged. Once the battery is fully charged or the charging current is below 6.25% of the rated charging current for 15 minutes, then the absorption stage ends.
  • Page 8: Specification

    Sleep Mode By Remote Controller and S1-4 DIP switch (Please refer to section 3-2) Remote Controller Support COTEK Remote Controller CR-1 ( Please refer to section 3-6 and 3-7) Working Temp. -20~50 C (Refer to 2-2-2 de-rating curve) Working Humidity...
  • Page 9 2-2-1 Charging Current vs. Ambient Temperature De-rating Curve 100% AC Voltage (V) Charging current vs. Input voltage 2-2-2 Charging Current vs. Input Voltage Temperature De-rating Curve 100% Normal S1 pin4 ON or CN2 pin4-5 Short CR1 Sleep mode -20 C 40 C 50 C °...
  • Page 10: Mechanical Drawings

    2-3 Mechanical Drawings CX1280, CX2440 CX1250, CX2425 CX1235 CX1215, CX1225, CX2415 Model A (mm) B (mm) C (mm) D (mm) E (mm) F (mm) CX1215 54.2 135.0 CX1225 54.2 135.0 CX1235 56.7 150.0 CX1250 60.2 152.0 CX1280 65.2 182.0 CX2415 54.2 135.0 CX2425...
  • Page 11 2-3-1 CX1215 / 1225 / 1235 / 2415 (Front Panel) CX1215 CX1225/1235/2415 Front panel AC Inlet (IEC) Status LED ESB connector (only CX 1215/1225/1235) DC output - TEMP/CN3 DC output + Dip Switch 1 (S1) Note: For detail description on item 5 (Dip Switch S1), please refer to section 3-2...
  • Page 12 2-3-2 CX1215 / 1225 / 1235 / 2415 (Rear Panel) Rear panel Power Switch 2-3-3 CX1250 / 1280 / 2425 / 2440 (Front Panel) Front panel AC Inlet (IEC) Status LED DC output - DC output + TEMP/CN3 Dip Switch 1 (S1) Note: For detail description on item 4 (Dip Switch S1), please refer to section 3-2...
  • Page 13: Product Description

    2-3-4 CX1250 / 1280 / 2425 / 2440 (Rear Panel) Rear panel Power Switch 3. Product Description Below models are available with COTEK Advanced Battery Charger CX Series: Support ESB Model No. of supply battery ( Engine Start Battery )
  • Page 14: Optional Accessory

    3-1-2 Optional Accessory Number Battery Temp Description Ring Terminal Remote Sensor Diagram Number CX1215 CX1225 CX1235 CX1250 CX1280 CX2415 CX2425 CX2440 2pcs 3pcs 3pcs 5pcs 5pcs 3pcs 5pcs 5pcs 1pcs 1pcs 1pcs 1pcs 1pcs 1pcs 1pcs 1pcs 1pcs 1pcs 1pcs 1pcs 1pcs 1pcs...
  • Page 15: Charging Status Led Indicator

    Red solid AC I/P unstable Output FUSE blown Battery over heat (the indicator is available only when COTEK temperature sensor is connected) Temperature Red fast Battery under heat ( the indicator is available only when COTEK temperature sensor is connected)
  • Page 16: Sleep Mode

    3-6 Sleep Mode CR-1 Sleep Mode Fan Speed Fan will operate according to heat sink temperature and loads condition Fan operates at 50% duty Fan stop (deep sleep) Fan stop (deep sleep) After 8 hours to use CR-1 to start Sleep Mode, then the sleep mode will stop. Please use the CN2 to determine the Sleep Mode ON/OFF.
  • Page 17: Temperature Compensation

    3-10 Temperature Compensation CX12xx Series model 15.0 14.7VDC 14.5 14.2VDC 14.0 12Volt system: -10mV / 0.5 13.8VDC 13.5 13.4VDC -3.33mV / C per cell 13.0 12.5 U Rer 20 Battery voltage 12.0 T emperature compensation characteristic (charge voltage versus temperature) 0 5 10 Battery temperature ※...
  • Page 18: Rescue Battery Curve

    The following curve is only applicable for Lead-acid & AGM battery. Rating current 12.5% Rating current 1.28V 2.56V 3-12 Battery Charger Selection (Reference only) 12 Volt Battery COTEK Model Battery capacity range Estimated charging time CX1215 CX1225 CX1235 125~175Ah 6~24...
  • Page 19: Fan Speed Duty Description

    Load < 75% and heat sink temperature < 35 b. Sleep mode turned on by CR-1 4. Installing the COTEK Advanced Charger When selecting the installation location, observe the following instructions: The battery charger can be installed horizontally or vertically.
  • Page 20: Battery Charger Connection Diagram

    Notice! Before drilling any holes, make sure that no electrical cables or other parts of the vehicle can be damaged by drilling, sawing and filing. For installation and mounting you will need the following tools: Pen for marking Drill bit set Drill Screwdriver To secure the charger in place you will need:...
  • Page 21 Model Description Connection diagram I1+I2 CX1225 CX1225 25A MAX CX1235 CX1235 35A MAX Temp. Sensor Remote Extra Second DC LOAD Control Battery Battery CX1225 Fuse Voltage 32V, Fuse Current 40A CX1235 Fuse Voltage 32V, Fuse Current 50A I1+I2 CX2415 12.5A MAX Temp.
  • Page 22 Model Description Connection diagram I1 or I2 CX1225 CX1225 25A MAX CX1235 CX1235 35A MAX Temp. Sensor Remote Extra Second DC LOAD Control Battery Battery Battery CX1225 Fuse Voltage 32V, Fuse Current 40A CX1235 Fuse Voltage 32V, Fuse Current 50A I1 or I2 CX2415 12.5A MAX...
  • Page 23 Model Description Connection diagram I1+I2+I3 CX1250 CX1250 50A MAX CX1280 CX1280 80A MAX Temp. Sensor Remote DC LOAD Control Battery CX1250 Fuse Voltage 32V, Fuse Current 80A CX1280 Fuse Voltage 32V, Fuse Current 125A I1+I2+I3 CX2425 CX2425 25A MAX CX2440 CX2440 40A MAX Temp.
  • Page 24 Model Description Connection diagram I1+I2 CX1250 50A MAX CX1280 80A MAX CX1250 CX1280 I3 Single output charging CX1250 Temp. 40A MAX Sensor Remote DC LOAD Control Battery Battery CX1280 CX1250 Fuse Voltage 32V, Fuse Current 80A (I1+I2) 40A MAX CX1280 Fuse Voltage 32V, Fuse Current 125A (I1+I2) CX1250 Fuse Voltage 32V, Fuse Current 80A (I3) CX1280 Fuse Voltage 32V, Fuse Current 80A (I3) I1+I2...
  • Page 25 Model Description Connection diagram Single output charging CX1250 CX1250 40A MAX CX1280 CX1280 40A MAX Temp. Sensor Remote DC LOAD Control Battery Battery Battery CX1250 Fuse Voltage 32V, Fuse Current 80A CX1280 Fuse Voltage 32V, Fuse Current 80A Single output charging CX2425 CX2425...
  • Page 26: Trouble Shooting

    RMA (Return material Authorization) service. Please note that COTEK is only responsible for ensuring our products are operational before delivery. This warranty will be considered void if the unit has been misused, altered, or accidentally damaged. COTEK is not liable for anything that occurs as a result of the user’s fault.
  • Page 28 No. 33, Sec. 2, Renhe Rd., Daxi Dist., Taoyuan City 33548, Taiwan Phone +886-3-3891999 FAX +886-3-3802333 http // www.cotek.com.tw 2016.05_B1...

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Cx1215Cx1225Cx1235Cx1250Cx1280Cx2415 ... Show all

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