SLZ20 solar regulator user manual
Contents
1. system protection has been launched after a certain time automatically attempt to restart the load if such overload fault has been ruled out then enter into the normal working condition CTRL auxiliary control output TC temperature compensation probe input S S solar cells connection B B battery connection L L load connection DS1 mode display S1 control setup button II State instructions 1 Controller solidly fixed 2 Wire preparation It is recommended to use multi strand insulated copper wire Firstly make sure the length of the cord secondly ensure the installation location in the circumstances thirdly try to minimize the connection length to reduce power consumption According to not more than 4A mm2 in accordance with the current density of selected cross sectional area of copper wire the controller side of the first strip 5mm of insulation should be shucked off 3 Firstly connect battery termination to the controller and then connect to the other ends of the battery Pay attention to do not be reverse If the connection is correct BS should be lighted according to buttons to check Otherwise need to check the connection In case of reverse will not burn any part of the insurance and damage any part of controller fuse only as the end protection of a controller itself to protect the amount of internal short circuit damage 4 Photovoltaic cells wires connected connect solar panels ter2. SLZ30 solar regulator user manual Solar controller for PV systems coordination of solar panels batteries and work load is a very important photovoltaic system component It makes the whole solar system work efficiently and safely Solar street light controller is mainly used for domestic commercial factory transport pastoral areas communication and other photovoltaic power systems I Key Features 1 Using a single chip and special software achieve the intelligent control 2 Using battery discharge rate characteristics modify the discharge control Final discharge voltage is the control point modified by discharge curve to eliminate the inaccuracies by a simple over discharge voltage In accord with inherent characteristics of the battery different discharge rates has the different final discharge voltage to ensure the battery to be used effectively 3 Over charge over discharge short circuit overload protection reverse polarity protection reverse current protection at night automatic control and so on more protection from damaging any parts and burning insurance out 4 Adopting series connected type PWM as the main circuit the voltage loss of the charge loop lower nearly half compared with the circuit using the diode s charge reduced in contrast to non PWM the charge efficiency is higher 3 16 an increase of power utilization time normal direct charging automatically control of float charging make sure the system with lo
3. charge rate X2 24V Over discharge return Voltage 11 8V 2 24V Control mode The way of PWM Pulse duration modulation Attention If product instruction has the modification Please contact us to know more
4. er buttons control the load through output on or off f Debug mode Debug D used for system debugging the same as pure light control mode only the delay of the judgment output light signal control 1min 10s has been canceled in order to retain all other functions No light signal is connected to the load bright signal that is off loaded for easy installation check the correctness of system installation VI Technical specification Table of Product Parameter Model SLZ30 6A SLZ30 10A SLZ30 20A SLZ30 30 A Fixed charging current 6A 10A 20A 30A Rated load electric current 10A 20A 30A System Voltage 12V 24V 36V 48V Over load protection gt 1 25 multiple Nominal current 30 seconds or gt 1 5 Multiple Nominal current 1 seconds and gt 2 5 Multiple Nominal current Over load protection movement No load loss lt 6mA Charging circuit voltage drop lt 0 26V Load circuit voltage drop lt 0 15V Over voltage Protection 17V 12V 34V 24V Work temperature Technical grade 35 Cto 55 C Boost charge voltage 14 8V x2 24V keep 10 min Only applied when over discharge appears Direct charge voltage 14 4V x2 24V keep 10 min Float charge voltage 13 6V x2 24V keep working until drop to the point of charge return voltage action Charge return Voltage 13 2V x2 24V Temperature compensation 5mV C 2V Lower voltage indicate 11 2V x2 24V Over discharge voltage 10 6V no load real time modified voltage by the dis
5. mination to the controller and then the other ends connected to solar panels Pay attention to do not be reverse If it is a sunny day charging indicator light should be bright Otherwise there is need to check the connection 5 Load connected connect the wire of load to the controller output pay attention to do not be reverse Otherwise it would burn appliances out 6 Connecting photovoltaic cells and the load wires as followings remain a curvature along the wire to prevent the controller from rain water IV Mode setting table Setting Table of Operation Mode LED display Working code LED display Working code Mode LED Mode LED Light off open Light off off 0 Light off open 9 hour delay 9 Light off open 1 hour delay 1 Light off open 10 hour delay 0 Light off open 2 hour delay 2 Light off open 11 hour delay 1 Light off open 3 hour delay 3 Light off open 12 hour delay 2 Light off open 4 hour delay 4 Light off open 13 hour delay 3 Light off open 5 hour delay 5 Light off open 14 hour delay 4 Light off open 6 hour delay 6 Light off open 15 hour delay 5 Light off open 7 hour delay 7 Universal Charger mode 6 Light off open 8 hour delay 8 Debug mode 7 V Mode description a Manual mode Hand H For manual control of the output load conditions in this mode in a non set state DS1 not blinking every time you press the Settings button y
6. ng lifespan 5 Accurate temperature compensation 6 Intuitive LED indicates the current battery status to make sure that users understand the behavior in service 7 Cancel set point adjustment and control of potentiometer and use of Flash memory to record the work control points to set the digitization to eliminate the vibration due to deviation and reduce errors and reliable factors by drift and other control points 8 Using of soft touch keys is convenient and aesthetic II Interface descriptions SC solar charging indicator Off disconnected solar cells or without enough sun charge off Lighted sunny and not over charge the battery charging in progress Flashing sunny but the battery has sufficient charge off BS battery status indicator Red flickering low voltage protection of battery starts turn off the load output Red lighted battery power is low to maintain the load output state Orange lighted battery power is in the middle allowing starting load output Green lighted battery is fully charged to maintain the load output state Green flickering the battery is fully charged to maintain the load to the output will close the charging circuit LS load status indicator Off load off Lighted load starts Slow flashing load current is too large such as continuous over current getting to the state of protection after a presupposed time Fast flashing load short circuit or over current time out
7. ou can startup or shut down the load DS1 decimal point lights or set off that the output state the load indicator LS indications of the actual output load status by the battery voltage overload short circuit protection system impact the load is not completely equivalent to setting the output state of the output the same below b Pure charger mode 0 This mode will turn off the load output but the logic of charging is still valid if the load is directly connected to the battery it can still receive power output Note The direct way to connect the load to the battery can not be over discharge protection and overload short circuit protection c Light control delayed mode 1 9 0 3 Startup procedure is the same as above When the working hours of the load gets to the setting time it is time to shut down the load d Pure light control mode Light L When there is no sunlight the light intensity dropped to start the point after the start signal being confirmed by 10 seconds delay of controller when there is sunlight the light intensity rise to start point The controller will delay for one minute to turn off the output signal to confirm closure of the output and at the same time the load stop working e Universal controller mode Current C Using this mode can only cancel the optical control time control function the output delay and related functions to retain all other functions as a general universal controll
Download Pdf Manuals
Related Search