Operating instructions EN
Contents
1. 13 00 V 10 bars 12 90 12 99 V 9 bars 12 80 12 89 V 8 bars 12 70 12 79 V 7 bars 12 50 12 69 V 6 bars 12 00 12 49 V 5 bars 11 70 11 99 V 4 bars 11 10 11 69 V 3 bars 11 00 11 09 V 2 bars lt 11 0V 1 bars 718 573 11 27 19 Me nical Da Protection type IP 65 Installation wall installation Weight 350g Housing recyclable plastic housing Dimensions L x B x H 187 x 44 x 96 mm Fastening hole clearance vertical 60 mm horizontal 177 mm Terminals 10 mm AWG 6 Strain relief 3 x M25 x 1 5 mm Diameter of cable 9 17 mm 20 718 573 11 27 Appendix External temperature sensor for the PR 2020 IP In order to fully charge a lead battery the end of charge voltage must be adjusted in accordance with the temperature The external temperature sensor TSRIP8 is needed if the range of the battery temperature is outside the standard range of 10 25 C The external sensor can record the actual temperature of the battery The temperature com pensation is used to adjust the end of charge voltage using the factor 4 mV K Cell If the connection of the sensor to the regulator is interrupted the regulator will automatically use the standard charge voltage If the cable short circuits the regulator displays the fault E04 Please use only this kind of temperature sensor 33 kQ Using an incorrect sensor could damage the devi2. A Disconnect solar module and load from the regulator con nect only the battery B Press the right button The display begins to flash C Start the auto test with the left button D If there is no error this window is displayed shortly 1 sec Afterwards all LCD segments fade in and out for 1 second Then the auto test window reappears in the display E If there is a defect or the module and load is still connected you will see an error code 1 digit 1 module input defected of 2 digit 1 load output defected 3 digit 1 battery fuse defected F In the flashing auto test window press the left button again to repeat the test or the right button to end the test cy cy 6 8 Serial Number Query Each regulator has a serial number that can be queried using this window Press the right button and the SN display begins to flash Now press the left button to display the number The digits are displayed successively 12345678 E Press the right button to stop or continue the display Note the order of the digits for the complete serial number 7 Options 7 1 External temperature sensor If the solar battery will be operated under a large temperature range winter summer the optional external temperature sensor should be used A temperature compensated final charge voltage will extend the batteries lifetime and uses the optimum charge capacity see appendix
3. When installing the power line ensure that no fire safety measures are dam aged The regulator may not be installed and operated in moist rooms e g rest rooms or rooms in which easily flammable gasoline mixtures may be present such as by gas bottles paint lacquer solvents etc Do not store any of the men tioned mixtures in the room in which the solar regulator is installed If the regulator is operated in a manner not specified by the manufacturer the regulator s constructive protective measures can deteriorate The factory signs and marking may not be modified removed or made unrecog nizable All work must be performed in conformity with the national electrical specifications and related local regulations When installing the regulator in foreign countries information concerning regu lations and protective measures must be obtained from the relevant institutions authorities Do not begin the installation until you are sure that you have technically understood the manual and perform the work only in the order provided in this manual The manual must be available during all work performed on the system third parties included 718 573 11 27 3 This manual is a component of the system regulator and must be included with the regulator when given to a third person The Controller is equipped with a low power surge protection The installer had to care for a efficient lightning protection 1 3 Scope of Applicatio
4. 10 Technical Data Appendix External temperature sensor for the PR 2020 IP Signal contact Subject to change without prior notice 718 573 11 27 1 Safety instructions and liability disclaimer 1 1 The safety instructions are marked as follows In this manual safety instructions for personal protection are marked with this symbol The relevant operational safety notes of the system and regulator are marked in bold 1 2 General Safety Instructions Observe the following while installing the regulator and handling the battery I Danger of explosion due to improper handling of batteries Corrosive hazard by leaking battery acid Keep children away from batteries and acid Smoking fire and naked lights are prohibited when handling batteries Prevent sparking and wear eye protection gear during installation Observe and follow the handling instructions in the user manual and on the battery Solar modules generate power from light incidence Even by low light incidence solar modules carry the full voltage Therefore work cautiously and avoid spark ing during all work Observe the corresponding safety precautions During installation and electrical installation the photovoltaic system s DC circuit may carry twice its system voltage value in the 12 V system up to 24 V 24 V system up to 48 V Use only well isolated tools Do not use any technical measuring equipment that you know is damaged or defective
5. 7 2 Alarm contact For remote monitoring of an alarm condition the PR2020 IP is available with an alarm contact The contact closes if the SOC of the battery falls below 40 or if a system error occurs Notes The external sensor can be installed by the end user the alarming option has to be mounted in the factory 14 718 573 11 27 8 Error Messages Caution Please do not open the regulator or attempt to replace components when troubleshooting Improper maintenance can be hazardous to the user and the system If the regulator detects errors or unauthorized operating states it flashes error codes on the display Error codes can generally be differentiated whether there is a temporary malfunction e g regulator overload or a more serious system error that can be remedied by appropriate external measures Since not all errors can be simultaneously displayed the error with the highest error number priority is displayed If several errors are present the second error code is displayed after remedying the more significant error The following meaning is assigned to the different error codes Display Meaning Communication er ror with the internal Cause Remedy Disconnect consumer solar module and battery Reinstall the device If the a a ae S memory EEPROM error reoccurs please contact your E we specialized dealer Communication error on Check the 6 pole plug in connection 6 the external bus
6. Charging current Displays the charging current flowing into battery from the solar module 4 2 5 Load current Displays the current drawn by the load output 4 2 6 Ah Battery charging meter Displays the accumulative sum of recharged Ah since the initial installation or reset Press both buttons for 3 seconds to reset the meter to 0 Ever when the battery is disconnected the value remains When 99 9 KAh are reached it will switch back to 0 Ah 4 2 7 Ah Battery discharging meter Displays the accumulative sum of Ah drawn by load since the initial installation or reset Press both buttons for 3 seconds to reset the meter to 0 When 99 9 KAh are reached it will switch back to 0 Ah 10 718 573 11 27 4 2 8 Warning deep discharge protection As an early warning the SOC bar or the voltage value flashes The face still looks friendly 4 2 9 Load disconnection If the deep discharging protection has been activated the SOC bar or the voltage value flashes The face looks sad until the reconnection setpoint is reached 5 Function Overview This charging regulator has basic functions for specifying the state of charge SOC charging specification and deep discharge protection that are described in the following section Additional functions that can be activated such as the settings night light func tion auto test presetting and serial number query are explained under the correspond ing menu items in c
7. specific nominal currents and voltages are not exceeded No liability shall be assumed for any non compliant usage Carefully handle the product 4 718 573 11 27 1 4 Liability Disclaimer The manufacturer cannot monitor the compliance to this manual as well as the condi tions and methods during the installation operation usage and maintenance of the system regulator Improper installation can cause damages and endanger people Therefore we assume no responsibility and liability for losses damages or costs that result due to incorrect installation improper operation usage and maintenance or in any manner associated therewith Similarly we assume no responsibility for patent right or other right infringements of third parties caused by usage of this system regulator The manufacturer reserves the right without prior notification to make modifications concerning the product technical data or installation and operating manual Caution Opening the regulator manipulation and repair attempts as well as improper operation voids the guarantee 718 573 11 27 5 2 Installation 2 1 Installation Site Only install the regulator near the battery on a suitable surface This surface should be solid stabile even dry and nonflammable The battery cable should be as short as pos sible and have a suitable cable diameter size to minimize loss e g 4 mm at 20 A and 2 m length If the solar battery will be operated u
8. 6 pole on the edge connector power supply rm eon tg edge connector and function of the external extension If the error reoccurs please contact your specialized dealer Short circuit at the exter nal temperature sensor Check the contact of the 2 pole edge connector remove short circuit Check sensor EDY gt Excessive temperature Let regulator cool Check the cause for regulator turned off the overheating installation site other consumer due to internal heat sources Possible reduce charge eas over heating or load current Ensure the regulator has proper ventilation Battery voltage too low Check installation Check battery volt voltage lt 10 5 V or age possibly recharge battery manu ally Consumer connected directly to rn lt 21 0V EQ t the battery can deep discharge the battery Battery voltage too high Check installation Check battery volt Voltage gt 15 5 V or age possibly check additional charge EAR gt 31 V sources Cuo 718 573 11 27 15 Display Meaning Cause Remedy gt i Load current too high Reduce the load current using the 6 The regulator s permit consumer output E mo is amen lates Perhaps current spikes are occurring bf at as been exceeded the through the consumer load output has there j fore been disconnected Try reconnecting the load xy Module current too Red
9. PHOTOVOLTAIK PHOTOVOLTAIC PHOTOVOLTAIQUE FOTOVOLTAICA Operating instructions Solar Charge Controller PR 2020 IP65 Version 2 0 Contents 1 Safety instructions and liability disclaimer 3 1 1 The safety instructions are marked as follows 3 1 2 General Safety Instructions ra 1 3 Scope of Application 4 1 4 Liability Disclaimer 5 2 Installation 6 2 1 Installation Site w6 2 2 Connecting the Regulator eke 2 3 Grounding 7 3 Protective functions of the controller 8 4 Operating the system regulator 9 4 1 Display and Operation Elements 9 4 2 Display Window 4 2 1 SOC Window 4 2 2 Voltage window 4 2 3 Module current 4 2 4 Charging current b 4 2 5 Load current 0 4 2 6 Ah Battery charging meter 10 4 2 7 Ah Battery discharging meter 10 4 2 8 Warning deep discharge protection 11 4 2 9 Load disconnection 1 5 Function Overview Balk SOC Calculation 5 2 PWM Charge Control 5 3 Deep Discharging Protection 6 Regulator Settings 6 1 Calling up and Modifying the Settings 6 2 SOC Setting Voltage Control 6 3 Gel Liquid Battery Type Setting 6 4 Night Light Function Setting 6 5 Morning Light Function Setting 6 6 Default Setting Presetting Activatio 6 7 Auto test 6 8 Serial Number Query 7 Options 7 1 External temperature sensor 7 2 Alarm contact 8 Error Messages 9 Legal Guarantee
10. ar module records information on the ight intensity The load is activated once the solar module detects that it is dark Once it becomes light the regulator deactivates the consumer output regardless which illumination duration has been selected Due to different properties of various modules the twilight threshold cannot be specified accurately An activation delay cannot be set when twilight sets in 6 5 Morning Light Function Setting Analog to night light this function can switch on the load in the morning prior to sun rise The morning light menu is indicated by the sun symbol instead of the moon OFF no morning light factory default e 1 12 h morning light duration prior to sun rise xe gt Spx 1 ton pa A The load output will be activated the programmed hours before sun rise Sunrise is assumed 24 h after the last sun rise detection Example morning light programmed to 3 h last sunrise was at 6 30 h Then the light will go on at 3 30 h the next day and go off at daylight 6 6 Default Setting Presetting Activation Calling up the default settings PRE deletes the previous gt a settings and resets the charge controller to the factory settings The default setting is SOC Control Gel Storage Battery Night Bir E Light OFF 718 573 11 27 13 6 7 Auto test The auto test can determine whether the charge controller is fully operational
11. arging and equalization charging are automatically performed In doing so the settings for the battery and control type are factored in The final charging voltage is temperature compensated Every 30 days a test is automatically performed to determine if an equalization charging must be carried out 718 573 11 27 11 5 3 Deep Discharging Protection The regulator protects the connected battery against an excessive discharging If the bat tery falls below a specified charge level during SOC control or battery voltage during the voltage controlled function the load output is disconnected and the discharge of the battery is prevented The display shows the early warning and disconnection during deep discharging The setpoints of the deep discharging protection are predefined and cannot be reset 6 Regulator Settings The battery type control type and night light function can be set in the regulator Points for the auto test and the serial number query are also located within the menu The set tings remain when the battery is disconnected 6 1 Calling up and Modifying the Settings Press the left button for at least 3 seconds to open the first setting window control type Press the left button again to call up the various windows Press the right button to modify settings The display begins to flash Now with the left button select the settings options The setting must be saved with the right button The display then stops f
12. ce and or the battery The sensor should be plugged into the terminals 1 and 2 in the upper left corner The socket is provided with the sensor the contacts have no polarity For the connection you can use each cable with a diameter of 0 5 mm or more 1 2 terminals for the temperature sensor 3 4 Alarm contact 718 573 11 27 21 Signal contact Optional available for the PR2020 IP is the alarm contact output An alarm is raised if one or more of the following conditions is true It reopens automatically if the alarm condition is cleared The contact can handle max 50 V 100 mA The alarm contact dry contact output is at pin 3 and 4 see illustration A plug with screw terminals is included The polarity is ignored Alarm conditions Alarm ON Load disconnected temp sensor short circuit E04 yes no overtemperature inside E05 yes yes battery lt 11 7 V yes no or SOC lt 40 battery lt 10 5 V yes yes or SOC lt 30 E07 battery gt 15 5 V E08 yes yes load current gt 25 A E09 yes yes load output short circuited E11 yes yes No error is signalled when e The battery is not present or with wrong polarity connected The module current is too high gt 20 A 22 718 573 11 27 718 573 11 27 23 718573
13. hapter 6 5 1 SOC Calculation During operation the regulator monitors various parameters U I of the battery and from that calculates the battery s charge level SOC state of charge The state of charge is the energy level still available in the battery Modifications in the system e g the battery s aging process are automatically taken into consideration by the system s continuous learning process Using this SOC information you always have an accurate overview on the actual battery level Using the SOC the regulator also controls the selection of the charging procedure and the deep discharging protection in order to ideally maintain the battery If one of the parameters cannot be recorded because for example a consumer or charging source is directly connected to the battery the SOC calculation is invalid The regulator can then be set to the more simplified voltage guided control see chapter 6 2 The SOC calculation is restarted each time the regulator is reinstalled 5 2 PWM Charge Control The regulator applies a constant voltage charging to the battery The entire available electricity provided by the charging source is used for charging the battery until the final voltage is reached A pulse width modulator PWM regulates the charging current by briefly closing the module input shunt charge controller in the charge control area Depending on the actual battery level various charging procedures float charging boost ch
14. he connection to the battery and turns off the consumer Open circuit proof during operation without battery or consumer Load output is protected from high module open circuit voltage directly flowing to load side Reverse current protection at night Prevents reverse current in the solar module at night An additional reverse current diode is not necessary Overvoltage and undervoltage protection mmediately turns off the load output during insufficient or excessive battery voltage Excess temperature protection f the temperature inside the regulator is too high the regulator s load output is turned off to reduce power loss Overload protection at load output f the permitted load current is exceeded the load output is turned off Low power surge protection A TVS Diode at the module input protects against overvoltage gt 47 8 V The compo nent limits the diverted energy to 5 kWpeak Deep discharging protection low voltage disconnect Prevents excessive deep discharging or overloading the battery Meets the European CE standards Note Failures not protected by the regulator could disable essential functions and effect the over charge and deep discharge protection As consequence uncontrolled gassing or sulphation could damage the battery 718 573 11 27 4 Operating the system regulator The display shows a variety of system data by symbols and digits Both buttons control all settings and display windows 4 1 Dis
15. ication of the fault is provided immediately after it is discovered Legal guarantee claims are to be directed to the seller The seller must be informed before legal guarantee claims are processed For processing a legal guarantee claim an exact fault description and the invoice delivery note must be provided The seller can choose to fulfil the legal guarantee either by repair or replacement If the product can neither be repaired nor replaced or if this does not occur within a suitable period in spite of the specification of an extension period in writing by the customer the reduction in value caused by the fault shall be replaced or if this is not sufficient taking the interests of the end customer into consideration the contract is cancelled Any further claims against the seller based on this legal guarantee obligation in particu lar claims for damages due to lost profit loss of use or indirect damages are excluded unless liability is obligatory by German law 718 573 11 27 17 10 Technical Data The technical data is subject to alterations by the manufacture Electrical Data Operating voltage 12 Vor 24V automatic recognition Voltage range 12 V 6 9V 17 2V Voltage range 24 V 17 3V 43 0V Permitted operating 10 C to 50 C temperature range Permitted storage 20 C to 80 C temperature range Power consumption mA 12 5 mA 12 V 15 8 mA 24 V PWIM Frequency 30 Hz Maximum inp
16. lashing The normal window reappears after a 30 second waiting period or pressing the left but ton for 3 seconds This applies to all windows 6 2 SOC Setting Voltage Control The SOC control is the factory setting This way the charging procedure and the deep discharging protection are controlled by the calculated SOC value for ideal battery usage If external loads are connected directly to the battery you can change to voltage control The bar gt gt gt gt gt gt gauge can then be a x Wd enabled or disabled K A ar hired K rae See chapter 10 for at th L I a T voltage thresholds 6 3 Gel Liquid Battery Type Setting The standard setting is Li The setting ai of the battery type influences the cutoff voltage of the controller If you use a Gel mo or AGM battery you have to change the Gi battery type to GEL 0 Don re r Caution An incorrect battery type setting can damage the battery 12 718 573 11 27 6 4 Night Light Function Setting This setting provides three options in the following order e OFF The function is deactivated default Operating time choice of 1 to 8 hours ON The consumer output remains on for the entire night c gt c gt lle gt mee y m IAI toh ive This function controls the load output only when it is dark at night During daylight the consumer output remains off The connected sol
17. n This manual describes the function and installation of a regulator for photovoltaic PV systems for charging 12 V or 24 V lead batteries for recreational residential business commercial areas and small businesses and telecommunication The charge regulator is only suitable for regulating photovoltaic solar modules Never connect another charging source to the charge regulator This can destroy the regulator and or source Consult your specialized dealer or installer if other charging sources should be used and observe the 5 1 SOC Calculation item in this manual The regulator is only suitable for the following chargeable 12 V or 24 V battery types Lead storage batteries with liquid electrolytes Sealed lead storage batteries AGM GEL The respective battery type must be set on the regulator see 6 3 Battery Type Gel Li Observe the manufacturer s instructions before connecting the battery Important The regulator is not suited for nickel cadmium nickel metal 1 hydride lithium ions or other rechargeable or non rechargeable batteries 2 Such batteries may not be connected to the regulator Observe the respec tive battery s safety instructions The corresponding manufacture s installation manual must be observed when installing the remaining components e g solar module battery or consumer The regulator may only be used for the particular solar applications pro vided Also observe that the permitted model
18. nder a large temperature range winter summer the external temperature sensor should be used A temperature compensated final charge voltage will extend the batteries lifetime and uses the optimum charge capacity see appendix Do not install the controller to direct sunlight To ensure the air confection on each side keep a distance of 10 cm to the regulator The temperature at the installation site may never fall below or exceed the maximal permit ted ambient temperature ig cm Ss _ The integrated LC display should be protected against UV rays e g sunlight Chronic exposure to UV rays can permanently discolor the LCD 718 573 11 27 2 2 Connecting the Regulator RO Om OF 000900 Connect the individual components to the symbols provided Observe the following connection sequence during commissioning 1 Connect the battery to the charge regulator plus and minus 2 Connect the photovoltaic module to the charge regulator plus and minus 3 Connect the consumer to the charge regulator plus and minus The reverse order applies when deinstalling Please observe that the automatic adjustment to 12 V 24 V systems does not function properly if this sequence order is not followed An improper sequence order can damage the battery 2 3 Grounding Grounding the regulator is not technically required when installing a stand alone solar system Observe howeve
19. play and Operation Elements Display window for system information and messages Button for switching display windows or calling up the ol settings DPoveod Manual load switch or con firmation button in program mode Q ic 4 2 Display Window Symbols for current direction Battery symbol Sun Charging day Symbol for load Moon Night Tools for error Face symbol for messages system status SOC Bar display nisdisplay 7 segment display for text and numbers The display modes change automatically The changing can be stopped and released with the left key The bar display shows the actual battery level SOC state of charge of the battery in each window If the regulator is set to voltage control the SOC bar dis play does not appear and the battery voltage value replaces the SOC percentage value Please observe that the accuracy of the regulator s display is not comparable to that of a measuring device 718 573 11 27 4 2 1 SOC Window Displays the charge level day night level and consumer on off Instead of the SOC value the battery voltage is displayed during voltage control 4 2 2 Voltage window Displays the battery voltage measured by the regulator 4 2 3 Module current Displays the actual produced solar module s current output 4 2 4
20. r the corresponding applicable national regulations Common ground connection is possible for all positive connections however only a single connection is possible for a negative ground Observe that there is no common connection e g across a ground connection the minus module connections battery minus and load minus Non observance can damage the regulator 718 573 11 27 7 3 Protective functions of the controller The regulator is equipped with various devices to protect its electronics battery and load If the regulator s maximal permitted data are exceeded the regulator can break down despite the protective functions Never improperly connect more than one com ponent to the regulator Error messages Point 7 Error messages display any protective devices triggered The protective function is automatically reset after remedying the error Protection against reverse polarity of solar modules The solar module s power may not exceed the regulator s nominal power Protection against reverse polarity of the connected consumer at the load output Protects the regulator not the consumer Protection against reverse polarity of connected battery Charging and discharging the battery is prevented Short circuiting at the module input Short circuiting at the load output Protection against over charging Regulator disconnects t
21. uce the load current or module N high The regulator s permit ted input current has been exceeded power Short circuiting at the load output Remove short circuit disconnect consumer and try to reconnect no module con nected or e short circuit in the module moon sym bol appears during the day Check module connections 7 8 No battery connected or connection interrupted Supply only by solar module Connect battery to regulator and check battery fuse Storage battery con nected with reverse polarity Disconnect battery and connect to regulator with correct polarity 16 718 573 11 27 9 Legal Guarantee In accordance with German statutory regulations there is a 2 year legal guarantee on this product for the customer The seller will remove all manufacturing and material faults that occur in the product during the legal guarantee period and affect the correct functioning of the product Natural wear and tear does not constitute a malfunction Legal guarantee does not apply if the fault can be attributed to third parties unprofessional installation or com missioning incorrect or negligent handling improper transport excessive loading use of improper equipment faulty construction work unsuitable construction location or improper operation or use Legal guarantee claims shall only be accepted if notif
22. ut voltage 45V Minimum battery voltage 6 9 V Max continuous module current at 25 C 20 A Max continuous load current at 25 C 20A Excess Temperature Protection Disconnect load gt 85 C Reconnect load lt 75 C Data for final charging voltage Depends on set Gel storage Liquid electrolyte Li battery type battery GEL Float charge 13 9V 28 2V 13 9V 27 8V Boost charge for 2 00 h 14 4V 28 8V 14 4V 28 8V Equalization charging for 2 00 h 14 7V 29 4V 18 718 573 11 27 30 day maintenance charge if neces sary 14 4 V 28 8 V for 2 00 h 14 7 V 28 8 V for 2 00 h Temperature compensation Charge controller activation 4 mV per K and cells internal sensor present optional external sensor possible Activation threshold of the charge type SOC Control Voltage control Float charge SOC gt 70 gt 12 7 V resp gt 25 4V Boost charge soc 11 7 V 12 4 V resp 40 69 23 4 V 24 8 V Equalization charge SOC lt 40 lt 11 7 V resp 23 4 V 30 day maintenance charge Load disconnection if within 30 days no equalization or boost charge was active Bar gauge voltage thresholds SOC Control Voltage control Early warning load SOC lt 40 lt 11 7 V 23 4V disconnection Load disconnection SOC lt 30 lt 11 1 V 22 2 V Load reconnection SOC gt 50 gt 12 6V 25 2V
Download Pdf Manuals
Related Search