CAP LM-series Solar charge controller User Manual
Contents
1. also have the wrong polarity Never connect loads during this condition REMARK Mind the recommendations of your battery manufacturer We strongly recommend connecting a fuse directly to the battery to protect any short circuit at the battery wiring The fuse must take the charge controller nominal current LM 01 30A LM02 40A LM 03 50A LM 04 60A OHL05 20A CA4 08 20A CML70 30A 2 3 Connect the wires leading to the solar array with correct polarity To avoid any voltage on the wires first connect LELEL AJ a the controller then the solar array Mind the recommended wire size CAM soir cuarce CONTROLLER LM 01 min 6 mm a ae LM 02 min10mm Solar array LMO03 min 12 mm LM04 min 15 mm REMARK Place positive and negative wire Close to each other to minimize electromagnetic effects REMARK Solar panels provide voltage as soon as exposed to sun light Mind the solar panel manufacturer s recommendations in any case 4 Connect the wires Leading to the loads with correct A polarity To avoid any voltage on the wires first connect P oie P the wire to the Load then to the controller Mind the recommended wire size i 2 CAP SOLAR CHARGE CONTROLLER EM Ji un 6 dii JEEE LM 02 min1 0mm fa LMO3 min 12 mm LM04 min 15 mm Grounding the Solar System oe E am rss m mi ok B iieii CAP ROLAR CHAROL CONTAOLLE AT Pate pe Be aware that the positive terminals of the LM control2. Change battery Red LED short time on Battery is not SOLAR being LED Solar array faulty or wrong Remove fault charged Green LED polarity connection reverse polarity during the on day Battery Permanent Battery is connected with wrong Remove reverse polarity sound reverse polarity polarity 9 General Safety and Usage Recommendations Intended Use The charge controller is intended exclusively for use in photovoltaic systems with 12 V or 24 V 48V or 96V nominal voltage and in conjunction with vented or sealed VRLA lead acid batteries only Safety Recommendations 1 Batteries store a large amount of energy never short circuit a battery under all circumstances We recommend connecting a fuse slow acting type according to the nominal controller current directly to the battery terminal 2 Batteries can produce flammable gases Avoid making sparks using fire or any naked flame Make sure that the battery room is ventilated 3 Avoid touching or short circuiting wires or terminals Be aware that the voltages on specific terminals or wires can be up to double the battery voltage Use isolated tools stand on dry ground and keep your hands dry 4 Keep children away from batteries and the charge controller 5 Please observe the safety recommendations of the battery manufacturer If in doubt consult your dealer or installer Liability Exclusion The manufacturer shall not be Liable for damages especially on the b
3. 30A 40A 50A 60A 80A 100A according to model number 50 C 30A 40A 50A 60A 80A 100A according to model number 50 C 230 x 150 x 85 mm 20 mm kg 1 tko 2kg 1 tko 4 2kg 40 to 50 C Case protection IP 22 Subject to change without notice 11
4. LAr CAP LM series f Solar charge controller User Manual Thank you very much for buying this CAP product Please read the i instructions carefully and thoroughly before using the products Your new LM controller is a state of the art device which was developed in accordance with the latest available technical standards It comes with a number of outstanding features such as 1 Clear readable display of the state of charge 2 Acoustic signal when the state of charge changes 3 Low voltage disconnect regulated by state of charge or voltage 4 20 mm connector clamps maximum 5 Complete electronic protection Please read this manual carefully taking special note of the safety and usage recommendations at the end The manual gives important recommendations for installing using and programming as well as a troubleshooting guide for potential problems with the controller Description of Functions 1 The charge controller protects the battery from being overcharged by the solar array and from being deep discharged by the Loads The charging characteristics include several stages which include automatic adaptation to the ambient temperature 2 The charge controller adjusts itself automatically to 12V or 24Vand 48V or 96V system voltage 3 The charge controller has a number of safety and LED amp LCD display functions Mounting and Connecting The controller is intended for indoor use only Protect it from direct sunlig
5. attery caused by use other than as intended or as mentioned in this manual or if the recommendations of the battery manufacturer are neglected The manufacturer shall not be liable if there has been service or repair carried out by any unauthorized person unusual use wrong installation or bad system design Technical Data Model series Nominal voltage Boost voltage Equalization voltage LM series A LM01A02A 03A 04A 05A 06 A 12 24 V automatic recognition 14 5 29 0 V 25 C 2 hours 14 8 29 6 V 25 C 2 hours LM series B LM01B 02B 03B 04B 05B O6B 48 96 V automatic recognition 58 116V 25 C 2 hours 59 2 118 4V 25 C 2 hours LM series C LM01C 02C 03C 04C 05 C 06C 36 72 V automatic recognition 43 5 87V 25 C 2 hours 44 4 88 8 V 25 C 2 hours Float voltage 13 7 27 4 V 25 C 54 8 109 6 27 4 V 25 C 41 1 82 2 V 25 C Low Voltage Disconnect Function Load reconnect voltage Temperature compensation Max solar panel current Max load current Dimension Max wire size Max wire size size Self consumption Ambient temperature range 11 4 11 9 22 8 23 8 V controlled by state of charge 11 0 22 0 V controlled by voltage 12 8 25 6V 51 2 102 4V 45 64 47 6 91 2 95 2V controlled by state of charge 44 0 88 0 V controlled by voltage 4 mV cell K 34 2 35 7 68 4 71 4 V controlled by state of charge 33 0 66 0 V controlled by voltage 38 4 76 8V
6. d below In case of doubts which mode to choose consult your dealer because this has to be evaluated depending on the battery used Type Settings The controller can be configured for special operation For this purpose open the cover of the controller by removing the screws on the box side WARNING The controller should not be opened while connected and in operation When the controller is opened there are 3 jumpers on the electronic board SW1 SW3 SW4 A To O00000 With these jumper to short or open the SW1 SW3 SW4 of the 3 groups both contact pins the following setting can be configured 6 Function of Low Acoustic alarm Function Battery type voltage disconnect signal Setting Liquid State of charge Alarm off Jumper open electrolyte controlled Setting GEL VRLA Voltage controlled Alarm on Jumper closed Battery Jumper open Jumper open Jumper closed Factory setting liquid electrolyte State of charge controlled Alarm on After completing the setting replace the cover and tighten it with the screws Safety Features The controller is protected against improper installation or use At the solar At the battery At the load terminal terminal terminal Battery connected With correct Unrestricted Normal operation Unrestricted polarity Battery Unrestricted connected with Unrestricted Unrestricted Acoustic Warning wrong polarity Yes not at 24V or Yes if only the battery Load output Is Reve
7. ht and place it in a dry environment Never install it in humid rooms like bathrooms The Controller measures the ambient temperature to determine the charging voltage Controller and battery must be installed in the same room The controller warms up during operation and should therefore be installed on a non flammable surface only REMARK Connect the controller by following the steps described below to avoid installation faults Mount the controller to the wall with screws that fit to the wall material Use 4pcs screws with 3mm shaft and max 7 mm head diameter no counter sink Mind that the screws have to carry also the force applied by the wiring Make sure that the ventilator slits on the sides are unobstructed A DIN Rail mounting plate is available as an accessory This allows mounting the controller on a standard 35mm DIN rail Screw the mounting plate with the long fastening screw onto the double side of the controller Connect the wires leading to the battery with correct polarity to avoid any voltage on the wires First connect the controller then the battery Mind the recommended wire Length min 30 cm to max approx 100 cm and suggest the wire size LM 01 min 6 mm CAP SOLAR CHARGE CONTROLLER LM 02 mint 0mm a Anl LM04 min 15 mm LMO3 min 12 mm Wrong polarity will cause a permanent warning sound WARNING If the battery is connected with reverse polarity the load terminals will
8. ler are connected internally and therefore have the same electrical potential If any grounding is required always do this on the positive wires REMARK Ifthe device is used in a vehicle which has the battery negative on the chassis loads connected to the regulator must not have an electric connection to the car body Otherwise the Low Voltage Disconnect function and the electronic fuse function of the controller are short circuited Starting up the Controller Self Test As soon as the controller is supplied with power either from the battery or the solar array it starts a self test routine Then the display changes to normal operation System Voltage The controller adjusts itself automatically to 12V or 24V and 48V or 96V system voltage As soon as the voltage at the time of start up exceeds 20 0V or 80V the controller implies a 24V or 96 system If the battery voltage is not within the normal operation range ca 12 to 15 5V or ca 24 to 31V or ca 48 to 62V or ca 96 to 124V at start up a status display according to the section ERROR DESCRIPTION occurs Battery Type The controller is preset to operate with lead acid batteries with Liquid electrolyte If you intend to use a lead acid battery with solid electrolyte gel type or fleece type you can adjust the charging characteristics See Settings The equalization charge is deactivated then In case of any doubts consult your dealer Recommendations for Use The co
9. ntroller warms up during normal operation The controller does not need any maintenance or service Remove dust with a dry tissue It is important that the battery gets fully charged frequently at Least monthly Otherwise the battery will be permanently damaged A battery can only be fully charged if not too much energy is drawn during charging Keep that in mind especially if you install additional loads 4 Display Functions in normal operation The controller is equipped with 5 LEDs and an acoustic warning signal also it have LCD display By the LCD can display the voltage and the currents data directly _ Charge display soak 7 uni State of charge display LCD display Load status display In normal operation the controller shows the state of charge of the battery and the charge from the solar panels Any change of the state of charge SOC to a lower status is additionally signaled acoustically Charge display LED on Solar array supplies electricity Charge display LED off Solar array supplies electricity State of change display BAT FULL LED on battery available energy gt 75 BAT NORM LED on battery available energy 25 75 BAT LOW LED on battery available energy 10 25 BAT LOW LED flashes specially battery available energy lt 10 The percentage corresponds to the available energy until Low Voltage Disconnect in relation to a fully charged battery Load status display LED off The controller is working in n
10. ormal operation The load work well also Load status display LED on The battery is discharged deeply by the load the load output is switched off Load status display LED flashes overload short circuit of load the load output is switched off also LCD Display This LCD use blue back light the currents is only 1 m A The whole LCD circuit use less than 10 mA currents The LCD display the voltage and current directly It s has 1 precision for currents and voltage Such as below Charge currents utput currents Charge voltage utput voltage Acoustic signals A change in the state of charge SOC to a Lower status is indicated by an acoustic signal When the battery voltage is too low the Loads are disconnected approximate 1 minute after a series of 25 signals Low Voltage Disconnect Function LVD The LM series controller has 2 different modes to protect the battery from being deeply discharged 1 State of charge controlled Disconnect at 11 4 V at nominal Load current up to 11 9 V at no Load current Normal operation mode is for good battery protection 2 Voltage controlled Disconnect at 11 0 V fixed setting Appropriate if bypass Loads draw current directly from the battery Note Above give you a 12V battery sample For the 24V 48V 96V you can use same ways to calculate the difference low voltage disconnect value The controller is preset to Mode from the factory Changing the mode setting is describe
11. rse polarity 48V or is connected protected but loads 96Vsystem Acoustic Warning might be damaged voltage Unrestricted CAUTION Battery Short circuit Unrestricted Unrestricted must be protected by No Controller switches Over current protection off load terminal Thermal No overload protection No connection Unrestricted Unrestricted Unrestricted Reverse current Unrestricted varistor 56V Max 40V or 80V Controller switches Overvoltage or 110V or 160V off load terminal Normal Controller switches off Controller switches off Under voltage operation load terminal load terminal WARNING The combination of different error conditions may cause damage to the controller Always remove the error before you continue connecting the controller Error Description BAT FAIL LED Load will reconnect as soon as Battery is low Red LED battery is recharged on Switch off all loads BAT FAIL Remove short circuit LED Over current Short circuit of Controller will switch on load Loads are Red LED loads automatically after max 1 not supplied flashing minute Battery voltage too high Check if other sources over BAT FULL gt 15 5V 31 0V or charge the battery LED gt 62 0V 124V If not controller is damaged Green LED Battery wires or battery fuse Check battery wires fuse and on damaged battery has high battery resistance BAT FAIL Battery is LED empty after a Battery has low capacity
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