- DC Solutions Australia
Contents
1. Revision R4 INTRODUCTION The OC SW121020 is switching mode MCU battery charger with recovery mode function Itis designed for Lead acid or Gel batteries and keeps the batteries in long life The charger has the normal charging mode and manual recovery mode The normal charging mode includes three stages There is bulk charging mode C C mode absorption mode C V mode and Maintenance mode Float mode The manual recovery mode contains four stages There is 24 hours recovery mode bulk charging C C mode absorption mode C V mode and maintenance mode Float mode The recovery mode uses a unique waveform to help remove the effects of sulphate Please read these operating instructions carefully before operating the OC SW121020 battery charger IMPORTANT SAFETY INSTRUCTIONS 1 SAVE THESE INSTRUCTIONS THIS MANUAL CONTAINS IMPORTANT SAFETY AND OPERATING INSTRUCTIONS FOR 12V 2A BATTERY CHARGERS Model No OC SW121020 KEEP IT WITH OR NEAR CHARGER AT ALL TIMES 2 WARNING EXPLOSIVE GASES DEVELOP DURING NORMAL BATTERY OPERATION IT S VERY IMPORTANT THAT YOU READ THIS MANUAL AND FOLLOW THESE INSTRUCTIONS BEFORE USING YOUR CHARGER 3 To reduce the risk of battery explosion follow these instructions and those published by battery manufacturer and manufacturer of any equipment you intend to use in the vicinity of the battery Review cautionary marking on these products and on the engine 4 Do not exp2. SION TO REDUCE RISK OF A SPARK NEAR BATTERY a Position AC and DC cords to reduce risk of damage by hood door or moving engine part b Stay clear of fan blades belts pulleys and any other parts that can cause injury to persons c Check polarity of battery posts POSITIVE POS P post usually has larger diameter than NEGATIVE NEG N OC SW121020 12V 2A User Manual R4 doc1 P 2 5 Issue date 2007 Dec 20 Revision R4 d Determine which post of battery is grounded connected to chassis If negative post is grounded as in most vehicles see paragraph e If positive post is grounded see paragraph f e For negative grounded vehicle first connect POSITIVE RED clip from charger to POSITIVE POS P ungrounded post of battery Then connect NEGATIVE BLACK terminal to vehicle chassis or engine block away from battery f For positive grounded vehicle connect NEGATIVE BLACK clip from charger to NEGATIVE NEG N ungrounded post of battery Connect POSITIVE RED clip to vehicle chassis or engine block away from battery keeping the battery terminal well removed there from g Do not connect any charger clips to carburetor fuel lines or sheet metal body parts Connect to a heavy gauge metal part of the frame or engine block h When disconnecting charger turn switches if supplied to off disconnect charger from AC power remove clip from vehicle chassis and then remove clip from battery terminal See operating i
3. en go to the NORMAL CHARGING MODE automatically There are three stages 1 Bulk Charging Mode C C Mode Charging Green LED is flashing The battery can be charged about 80 The charger delivers an almost constant current 2A until the battery voltage reaches the set value 2 Absorption Mode C V Mode Charging Green LED is flashing The battery can charge up to almost 100 The charging current tapers and the charging voltage is kept constant at the set value 3 Maintenance Mode Float Mode Charging Green LED on continuously The Float Mode allows the charger to effectively be left connected to your batteries over the course of a season without overcharging your batteries and maintains your battery in a good condition if it is not being used The Float Mode also contains a special charging waveform that pulses power into your batteries and helps to peak the power into your battery OC SW121020 12V 2A User Manual R4 doc1 P 3 5 Issue date 2007 Dec 20 Revision R4 b MANUAL BATTERY RECOVERY MODE ALL LED s will turn ON for a second when A C Power is present There are four stages 1 24 Hours Battery Recovery Mode Once the recovery button is pressed It will switch to 24 hours Battery Recovery mode The Battery Recovery Mode contains a special Pulse waveform which pulses power into your batteries and helps to remove the effects of sulphation After 24 hours or by pressing the recovery button the charger will dete
4. g Be extra cautious to reduce risk of dropping a metal tool onto battery It might spark or short circuit battery or other electrical part that may cause explosion h When working with a lead acid battery remove personal metal items such as rings bracelets necklaces watches etc A lead acid battery can produce a short circuit current high enough to weld a ring or the like to metal causing a severe burn i Use charger for charging a 12 Volt Lead Acid or GEL Battery with 6 cells only The rated capacity of the battery should be 40 ampere hours maximum It is not intended to supply power to a low voltage electrical system Do not use battery charger for recharging dry cell or non rechargeable batteries that are commonly used with home appliances These batteries may burst and cause injury to persons and damage to property j NEVER charge a frozen battery 13 PREPARING TO CHARGE a If necessary to remove battery from vehicle to charge always remove grounded terminal from battery first Make sure all accessories in the vehicle are off so as not to cause an arc Be sure area around battery is well ventilated while battery is being charged Gas can be forcefully blown away by using a piece of cardboard or other non metallic material as a fan b Clean battery terminals Be careful to keep corrosion from coming into contact with eyes Add distilled water in each cell until battery acid reaches level specified by battery manufacturer This helps pur
5. ge excessive gas from cells Do not overfill For a battery without caps carefully follow manufacturer s recharging instructions c Study all battery manufacturers specific precautions such as removing or not removing cell caps while charging and recommended rates of charge d Determine voltage of battery by contacting battery manufacturer and make sure it matches output rating of battery charger e Slide Switch is selected to GEL position for charge GEL Battery f Slide Switch is selected to Lead acid position for charge Lead acid Battery 14 CHARGER LOCATION a Position the charger as far away from battery as dc cables permit b Never place charger directly above battery being charged gases from battery will corrode and damage charger c Never allow battery acid to drip on charger when reading gravity or filling battery d Do not operate charger in a closed in area or restrict ventilation in any way e Do not set a battery on top of charger 15 DC CONNECTION PRECAUTIONS a Connect and disconnect DC output terminals only after removing charger from AC outlet b Never allow DC output terminals to touch each other c If problems arise connecting the output leads solicit the aid of your Dealer from whom you purchased this product or the charger manufacturer for finding a suitable connection device for your application 16 FOLLOW THESE STEPS WHEN BATTERY IS INSTALLED IN VEHICLE A SPARK NEAR BATTERY MAY CAUSE BATTERY EXPLO
6. l be OFF until resume charging Overloading could be due to an external load remove the load condition prior to attempting to recharge the battery The charger has reverse battery and short circuit protection If a reverse battery or charger output lead short condition exists Red LED flashes while output leads are connected backwards simply unplug charger from AC power and properly remake the connections as described in this manual The charger employs the use of solid state circuit protectors on both the input and output sections as compared to unreliable bimetallic automatic breakers that will permanently open during a catastrophic failure like the shorting of output leads while charging or lightening strikes etc MAINTENANCE Store in a clean dry place Remove the plug from the power socket before attempting any maintenance or cleaning Occasionally clean the case using a damp cloth and mild cleaning agent If the power cable is damaged take it to a qualified service center OC SW121020 12V 2A User Manual R4 doc1 P 5 5 Issue date 2007 Dec 20
7. nstructions for length of charge information 17 FOLLOW THESE STEPS WHEN BATTERY IS OUTSIDE VEHICLE A SPARK NEAR THE BATTERY MAY CAUSE BATTERY EXPLOSION TO REDUCE RISK OF A SPARK NEAR BATTERY a Check polarity of battery posts POSITIVE POS P battery post usually has a larger diameter than NEGATIVE NEG N post Some batteries are equipped with Wing Nut terminals allowing for easy placement of the terminals to these posts b Attach at least a 24 inch long 18 gauge AWG insulated battery cable to NEGATIVE NEG N battery post c Connect POSITIVE RED charger terminal to POSITIVE POS P post of battery d Position yourself and free end of cable as far away from battery as possible then connect NEGATIVE BLACK terminal to free end of cable e Do not face battery when making final connection f When disconnecting charger always do so in reverse sequence of connecting procedure and break first connection while as far away from battery as practical OPERATING INSTRUCTIONS BATTERY TYPES AND CHARGING MODE SETTING BATTERY TYPES This charger is designed for LEAD ACID or GEL Batteries It can charge LEAD ACID or GEL batteries Before you plug in AC power and connect battery clamp to the battery you must select either LEAD ACID or GEL mode with the LEAD ACID GEL slide switch CHARGING MODE SETTING a NORMAL CHARGING MODE ALL LED s will turn ON for a second when A C Power is present It will th
8. ondition at Normal charging mode 9V d Charging Voltage at Absorption mode C V mode for Lead Acid battery 14 5V e Charging Voltage at Absorption mode C V mode for Gel battery 14 1V f Charging Voltage at Maintenance mode Float mode 13 5V g Operating temperature 10 to 40 C h Storage temperature 10 to 80 C i Operating humidity range 90 R H max j Cooling method Natural Convection k Type of batteries Lead Acid or GEL batteries I Battery Capacity 3 40Ah m Enclosure dimensions L140 x W65 x H42 mm n AC Power cord HO5VVH2 F 2 x 0 75mm with 2 PIN plug external length 6 feet 0 Output DC Cord SPT 2 18 2C with color coded battery clamp external length 6 feet p Weight 450g SAFETY PROTECTION The charger contains four safety protections They are a INTERNAL OVERHEAT PROTECTION b OVERLOAD PROTECTION c REVERSE POLARITY d SHORT CIRCUIT PROTECTION The OC SW121020 has a built in overheat and overload electronic circuit When the charger is overheated the charger will shut down shortly If temperature is decreased the charger will resume to normal charging The charger employs the use of a Solid State Circuit Interrupter that opens under severe overload This condition may occur if attempting to charge any severely discharged or heavily sulfated battery Once the Interrupter opens the charger will stop charging for a short period and then resume charging automatically and the Charging LED wil
9. ose charger to rain snow or liquids 5 Use of an attachment not recommended or sold by the battery charger manufacturer may result in a risk of fire electric shock or injury to persons 6 To reduce risk of electric shock unplug the charger from the AC outlet before attempting any maintenance or cleaning 7 If charger is equipped with an input power cord do not operate charger with damaged cord or plug replace the cord or plug immediately 8 Do not operate charger if it has received a sharp blow been dropped or otherwise damaged in any way take it to a qualified serviceman 9 Do not disassemble charger take it to a qualified service center when service or repair is required Incorrect reassembly may result in a risk of electric shock or fire 10 Appliances incorporating batteries which contain materials hazardous to the environment 10 1 Batteries contain lead and dilute sulfuric acid Dispose of the battery in accordance with federal state and local regulations Do not dispose of the battery in a landfill lake or other 10 2 Scrap and replace the VRLA battery at or before the time indicated on the battery or in the user s manual Usage beyond the required time of service can cause fluid leakage due to damages to the container or cause fire due to power leakage 11 Warning against recharging non rechargeable batteries 12 PERSONAL PRECAUTIONS a The appliance is not intended for use by young children or infirm persons withou
10. rmine the battery condition and whether or not it is healthy 2 Bulk Charging Mode C C Mode The battery can be charged about 80 The charger delivers an almost constant current 2A until the battery voltage reaches the set value 3 Absorption Mode C V Mode The battery can charge up to almost 100 The charging current tapers and the charging voltage is kept constant at the set value 4 Maintenance Mode Float Mode The Float Mode allows the charger to effectively be left connected to your batteries over the course of a season without overcharging your batteries and maintains your battery s full charge The Float Mode also contains a special charging waveform that pulses power into your batteries and helps to peak the power into your battery Power LED P Recovery LED Charging Float Charging LED LED Status Descriptions Power LED RED Red ON AC Power is connected Red Flash Short Circuit or Polarity Reversed Recovery LED YELLOW RED Yellow Red Alternative Flash Battery Recovery mode is in progress Red ON Battery Recovery Fail Charging LED GREEN Green Flash CC CV mode Green ON The charger is at Float mode OC SW121020 12V 2A User Manual R4 doc1 P 4 5 Issue date 2007 Dec 20 Revision R4 TECHNICAL DATA a AC Input Voltage 240V 50Hz b Rated output Current 2 0A 14 5V AC input voltage at 240Vac 50Hz c Charging starting c
11. t supervision young children should be supervised to ensure that they do not play with the appliance b When the battery charger is charging for automobile batteries the following steps should be done b 1 The battery terminal is not connected to the chassis has to be connected first The other connection is to be made to the chassis remote from the battery and fuel line The battery charger is then to be connected to the supply mains OC SW121020 12V 2A User Manual R4 doc1 P 1 5 Issue date 2007 Dec 20 Revision R4 b 2 After charging disconnect the battery charger from supply mains and then remove the chassis connection and the battery connection in this order c For appliance with type Y attachment If the supply cord is damaged it must be replaced by the manufacturer or by a service agent or similarly qualified person in order to avoid a hazard d Someone should be within range of your voice or close enough to come to your aid when you work near a Lead acid battery Have plenty of fresh water and SOAP nearby in case battery acid contacts skin clothing or eyes Wear complete eye and clothing protection Avoid touching eyes while working near battery e If battery acid contacts skin or clothing wash immediately with soap and water If acid enters eye immediately flush eye with running cold water for at least 10 minutes and get medical attention immediately f NEVER smoke or allow a spark or flame in vicinity of battery or engine
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