SC MPPT series Solar charge controller User Manual - OPTI
Contents
1. OPT1 Seslar SC MPPT series Solar charge controller SC 10 MPPT 10A 100VDC max SC 15 MPPT 15A 100VDC max SC 20 MPPT 20A 100VDC max a 1 Lon OL Oo Tes 7 mrs User Manual www opti solar com Solar charge controller Dear Clients Thanks for selecting the SC MPPT series solar controller Please take the time to read this user manual this will help you to make full use of many advantages the controller can provide your solar system This manual gives important recommendations for installing and using and so on Read it carefully in your own interest please 1 Description of Function SC MPPT series solar controller is based on an advanced maximum power point tracking MPPT technology developed dedicated to the solar system the controller conversion efficiency up to 98 It comes with a number of outstanding features such as fi Innovative MPPT technology conversion efficiency up to 98 H Many choices of battery type and working mode l Clear readable display of charge discharge battery and error description H 12V 24V automatic recognition Temperature compensation H Perfect EMC design H Four stage charge way MPPT boost equalization float Full automatic electronic protect function instructions and waiver of liabilit 2 1 Safety The solar charge controller may only be used in PV systems in accordance with this user manual and the specifications of other2. Red x rs A Green fi wi is F Red On Energy of Battery lt 25 Yellow 1 On Energy of Battery is about 25 50 Yellow 2 On Energy of Battery is about 50 75 Green On Energy of Battery is about 75 100 Yellow 2 The percentage corresponds to the available energy until low voltage disconnect in relation to a fully charged battery 6 2 Charge amp Error display INFO INFO green flashing that is charging fast flash Red ex for MPPT charge state slow flash for non MPPT s NE charge state otherwise no charge INFO Red On is Error Status For more details please see table below Display Load will reconnect Battery is low as soonas battery is recharged Fast flash Switch off all loads fover current short Remove short ise we circuit of loads circuit Slow flash Auto recovery when over temperature the temperature is protection below set value Red INFO and Bat LED are lighted R Red LED is flashing Battery is not being charged during the day Remove faulty connection reverse polarity Check if other sources overcharge the battery If not controller is damaged AC Battery voltage ag 7 g too high Over voltage Red INFO gt 15 5V 31V protection and Green Bat Battery wires or LED are battery fuse lighted damaged battery has high resistance The battery voltage is not Check battery wires fuse and battery Does not Ch
3. light full voltage is given by the modules So protect the solar modules from incident light during installation Never touch uninsulated cable ends use only insulated tools and make sure that the wire diameter is in accordance with the solar charge controller s expected currents Connections must always be made in the sequence described below 1st step Connect the battery Connect the battery connection cable with the correct polarity to the middle pair of terminals on the solar charge controller with the battery symbol If the system is 12V please make sure that the battery voltage is within 10V 16V else if the system is 24V the battery voltage should between 20V 30V If the polarity is correct the LED on the controller will begin to show 2nd step Connect the solar module Ensure that the solar module is protected from incident light Ensure that the solar module does not exceed the maximum permissible input current Connect the solar module connection cable to the correct pole of the left pair of terminals on the solar charge controller with the solar module symbol 3rd step Connect loads Connect the load cable to the correct pole of the right pair of terminals on the solar charge controller with the lamp symbol To avoid any voltage on the wires first connect the wire to the load then to the controller Ath step Final work Fasten all cables with strain relief in the direct vicinity of the solar charge controller
4. modules manufacturers No energy source other than a solar generator may be connected to the solar charge controller Batteries store a large amount of energy never short circuit a battery under all circumstances We strongly recommend connecting a fuse directly to the battery to protect any short circuit at the battery wiring Batteries can produce flammable gases Avoid making sparks using fire or any naked flame Make sure that the battery room is ventilated Avoid touching or short circuiting wires or terminals Be aware that the voltages on special terminals or wires can be as much as twice the battery voltage Use isolated tools stand on dry ground and keep your hands dry Keep children away from batteries and the charge controller 2 2 Liability Exclusion The manufacturer shall not be liable for damages especially on the battery 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 co ee i m joy E Jma 1 OPTI Solar 4 Installation The following diagrams provide an overview of the connections and the proper order i To avoid any voltage on the wires first connect the wire to the controller then to the battery panel or load Make
5. ads might be damaged 3 Battery must be protected by fuse or battery will be permanently damaged 4 The solar panel voltage should not exceed this limit for along time as voltage protection is done by a varistor Warning The combination of different error conditions may cause damage to the controller Always remove the error before you continue connecting the controller Page 3 of 4 pages www opti solar com 9 Technical Data Technical Data SC 10MPPT SC 15MPPT SC 10MPPT System voltage 12V 24V automatic recognition Max PV input povver 12V 150VV 24V 300VV 12V 225W 24V 450W 12V 300W 24V 600W Float voltage 13 7V 27 4V 25 C Boost voltage 14 5V 29 0V 25 C Equal voltage 14 8V 29 6V 25 C Liquid Day Night threshold 5 0V 10 0V Load disconnect voltage 11 2 11 8V 22 4 23 6V Load reconnect voltage 12 5V 25 0V Battery type Liquid Gel 4 17 mV K per cell Boost and Equal charge 3 33 mV K per cell Float charge Max solar voltage 100 V Dimensions Weiht 164 189 73mm 800g 164 189 73mm 900g Temp Range during operation 55C Storage temperature 40 C 80 C Temperature compensation Relative humidity 10 90 Non condensation Case protection Page 4 of 4 pages
6. arge or discharge he battery to make the voltage within the normal range recognize the system voltage All LED Lighted within the normal operating rang at star t up 7 Intertace Description il DIP Svvitch Reserved Interface T LI gal 1 AN 1 lr T N L asi 7 1 DIP Svvitch 2 7 1 1 DIP switch stall 1 Work mode Standard and D2D settings the default is Standard As shown in figure If slide the DIP switch to ON the controller works in D2D mode ON D2D Standard 12 7 1 2 DIP switch stall 2 Battery type selection the default setting is liquid battery As shown in figure If slide the DIP switch to ON the battery type is selected as GEL 7 2 Reserved Interface External temperature sensor and COM communication hk interface please consult the supplier Solar terminal Battery terminal Load terminal Reverse polarity Protected 2 Protected 1 Protected 1 Switches off Protected 3 immediately Short circuit Protected Switches off Over current with delay Reverse Protected Current Max 40V Over voltage Max 100V 4 Under voltage Switches off switches off the load if the temperature Over temp p reaches the set value 1 Controller can not protect itself in a 24V system when polarity of battery or solar is reversed 2 Controller can protect itself but lo
7. clearance of approx 10cm 5 Starting up the controller 5 1Self Test As soon as the controller is supplied with batter y it star ts a self test routine Then the display changes to normal operation 5 2System Voltage The controller adjusts itself automatically to 12V or 24V system voltage As soon as the battery voltage at the time of start up is within 10V to 16V the controller implies a 12V system else if the battery voltage is within 20V to 30V the controller implies a 24V system If the battery voltage is not within the normal operating rang ca 10 to 16V or ca 20 to 30V at start up a Status display according to the section 6 2 Charge amp Error display 5 3Battery Type The Max Spirit series controller applies to Liquid and Gel battery the factory default setting is suitable for liquid battery Please refer to 7 1 2 change setting 5 4 Work Mode The work mode of the controller is selectable Standard and D2D the factory default setting is standard Please refer to 7 1 1 change setting Day Night threshold Day Night threshold A SM7 2 Sunset Sunrise Standard Light off gt D2D Dusk to Dawn Page 2 of 4 pages www opti solar com 6 Display Functions The controller is equipped with 6 LEDS In normal operation the controller shows charge or discharge status battery capacity and load status 6 1 Battery Capacity display Yellow 1 aa gep A SB 2 A
8. sure the vvire length betvveen battery and controller is as short as possible Recommended minimum wire size 10A 2 5mm 15 20A 4mm il Be avvare that the negative terminals of SC MPPT are connected together and therefore have the same electrical potential If any grounding is required alvvays do this on the negative vvires Connecting capacitive load may trigger short circuit protection Page 1 of 4 pages www opti solar com 4 1 Mounting location requirements Do not mount the solar charge controller outdoors or in wet rooms Do not subject the solar charge controller to direct sunshine or other sources of heat Protect the solar charge controller from dirt and moisture Mount upright on the wall on a non flammable substrate Maintain a minimum clearance of 10cm below and around the device to ensure unhindered air circulation Mount the solar charge controller as close as possible to the batteries 4 2 Fastening the solar charge controller Mark the position of the solar charge controller fastening holes on the wall drill 4 holes and insert dowels fasten the solar charge controller to the wall with the cable openings facing downwards 4 3 Connection We strongly recommend connecting a fuse directly to the battery to protect any short circuit at the battery wiring Solar PV modules create current whenever light strikes them The current created varies with the light intensity but even in the case of low levels of
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