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Related Manuals for Victron energy SmartSolar MPPT 75/10
Summary of Contents for Victron energy SmartSolar MPPT 75/10
- Page 1 ENGLISH MPPT solar charger manual SmartSolar MPPT 75/10 up to 100/20 03/2021...
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Page 2: Table Of Contents
MPPT solar charger manual Table of Contents 1. Safety precautions ........................1 1.1. General safety precautions ....................1 1.2. Wiring safety precautions ....................2 2. Introduction ........................... 3 2.1. Battery voltage, PV voltage and current rating ................3 3. Features ..........................4 3.1. - Page 3 MPPT solar charger manual 7.3. Monitoring via the VictronConnect App ................. 33 7.3.1. VictronConnect status screen .................. 33 7.3.2. VictronConnect history screen ................. 34 7.3.3. VictronConnect error reporting ................. 35 7.4. Monitoring via a GX device and VRM ................... 35 8.
- Page 4 MPPT solar charger manual 10.1. Specifications 75/10, 75/15, 100/15 and 100/20 ..............54 11. Appendix ........................... 56 11.1. Dimensions 75/10 and 75/15 ................... 56 11.2. Dimensions 100/15 ...................... 57 11.3. Dimensions 100/20 ...................... 57 11.4. Charger error code overview ................... 58...
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Page 5: Safety Precautions
MPPT solar charger manual 1. Safety precautions 1.1. General safety precautions Read this manual carefully. It contains important instructions that need to be followed during installation, operation and maintenance. Save these instructions for future reference on operation and maintenance Danger of battery explosion from sparking Danger of electric shock Install the product in a heatproof environment. -
Page 6: Wiring Safety Precautions
MPPT solar charger manual 1.2. Wiring safety precautions Use flexible multi-stranded copper cable for the battery and PV connections. The diameter of the individual strand of the cable used should not exceed 0.4mm (0.016 inch) or have a surface area exceeding 0.125mm² (AWG26). A 25mm²... -
Page 7: Introduction
MPPT solar charger manual 2. Introduction The Victron Energy SmartSolar charge controller is an ultra fast Maximum Power Point Tracking (MPPT) solar charger with an outstanding conversion efficiency and is suitable for a wide range of battery and PV voltages. -
Page 8: Features
• Update firmware. Screenshot of the VictronConnect App, showing real time data and historic data The VictronConnect App can be downloaded from app stores or from the Victron Energy downloads page. The app is available for the following platforms: Page 4... -
Page 9: Display
MPPT solar charger manual • Android • Apple iOS (Note that USB is not supported, it is only possible to connect via Bluetooth) • MacOs • Windows (Note that Bluetooth is not supported, it is only possible to connect via USB) Where to download the VictronConnect App from The VictronConnect App can connect to the solar charger via its built-in Bluetooth. -
Page 10: Ve.direct Port
MPPT solar charger manual 3.7. VE.Direct port The VE.Direct port is used to communicate with the solar charger. It can be used for several purposes: • To connect to a monitoring device, such as a GX device or the GlobalLink. •... -
Page 11: Batterylife
MPPT solar charger manual DC loads Solar charger system with DC loads connected directly to the battery via a BatteryProtect controlled by the load output 3.8.1. BatteryLife When the solar charger is not able to recharge the battery to its full capacity within one day, the result is often that the battery will continually be cycled between a ‘partially charged’... -
Page 12: Equalization Charging
MPPT solar charger manual 3.9.3. Equalization charging Some lead-acid battery types need a periodic equalization charge. During equalization the charge voltage will be increased above the regular charge voltages to achieve cell balancing. If an equalization charge is required it can be enabled using the VictronConnect App. 3.10. -
Page 13: Voltage Sensing
MPPT solar charger manual Example of a VE.Smart Network of a Smart Battery Sense and a solar charger 3.11. Voltage sensing An optional Smart Battery Sense battery monitor measures the battery terminal voltage and sends this via Bluetooth using the VE.Smart [27] network to the solar charger. -
Page 14: Installation
MPPT solar charger manual 4. Installation The DC (PV) input is not isolated from the battery circuit. Therefore the PV, battery and control circuit are considered hazardous and should not be user accessible. For proper temperature compensated battery charging the ambient temperature of the solar charger and the battery must be within 5°C (9°F). -
Page 15: Grounding
MPPT solar charger manual The solar panels are connected in series, in parallel or in series/parallel. See below figure for examples of these configurations. 120 W 120 W 120 W 120 W 120 W 120 W 120 W 120 W 12 V 12 V 12 V... -
Page 16: Electrical Connections
MPPT solar charger manual A separate ground path for the chassis ground is permitted because the chassis is isolated from the positive and the negative terminals. PV array grounding The positive and negative of the PV array should not be grounded. Ground the frame of the PV panels to reduce the impact of lightning. - Page 17 MPPT solar charger manual VE.Direct cable Connect the display to the solar charger via a VE.Direct cable Page 13 Installation...
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Page 18: Configuration And Settings
Do not change solar charger settings unless you know what they are and what the effect of changing these settings can be. Incorrect settings may cause system problems including damage to batteries. When in doubt, seek advice from an experienced Victron Energy installer, dealer or distributor. 5.1.1. Settings via the VictronConnect App The VictronConnect App can be used to change all solar charger settings and can be used to update the firmware. -
Page 19: Settings Via Mppt Control Display
Do not change settings unless you know what they are and what the effect of changing these settings will be. Incorrect settings may cause system problems including damage to batteries. When in doubt, seek advice from an experienced Victron Energy installer, dealer or distributor. Page 15... -
Page 20: Battery Settings
MPPT solar charger manual 5.2.1. Battery settings Battery voltage The battery voltage is automatically detected at the very first power-up of the solar charger and the battery voltage is set accordingly. Further automatic detection is disabled. If the battery voltage is less than 7V during automatic detection, the battery voltage will be temporally set at 12V and the automatic detection is rescheduled for the next power-up. - Page 21 MPPT solar charger manual This setting uses factory pre-defined presets for a large variety of battery types. These pre-defined charge algorithms are suitable for almost all installations. It is possible to also create user-defined battery presets. The chapter Customize battery charge algorithm [17] explains how to do this.
- Page 22 MPPT solar charger manual • Change one of the basic charge parameters that are listed on the settings screen. • Configure the required parameters. • The battery preset is now set to "user defined". To Modify an expert battery charge algorithm •...
- Page 23 MPPT solar charger manual Be aware that this option can potentially result in overcharging your batteries, especially for lead batteries and if only shallow daily discharges take place. Check with the battery manufacturer for the recommended maximum absorption time. The only condition that can end the absorption time before the maximum time has been reached, is the "tail current" setting. If the absorption time always needs to be the same length, then disable the "Tail current"...
- Page 24 MPPT solar charger manual • When an automatic equalization stage has not been completed within one day, it will not resume the next day. The next equalization surge will take place according to the interval as set in the "Auto Equalization" setting. Equalisation stop mode This setting determines when the equalisation stage should end: •...
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Page 25: Load Output Settings
MPPT solar charger manual The "low temperature cut-off" setting is by default disabled. When enabled, a low cut off temperature can be set. The default temperature is 5°C, this is a suitable temperature setting for lithium iron phosphate (LFP) batteries. However, always check with the lithium battery supplier to find out what this temperature should be set at. -
Page 26: Streetlight Settings
MPPT solar charger manual When conditions are met Load will be on for a pre-selected time. The "always off" and the "always on" modes will respond immediately. The other modes have a 2 minute delay before the load output changes. This is so that the solar charger does not respond too quickly when, for example, an inrush current briefly lowers the battery voltage below the threshold. - Page 27 MPPT solar charger manual these options is to get a strong light during high traffic hours (right after sunset), and lower intensity during the low hours, to save the battery. Set the second dim level to 0% to switch the light completely off during that second section. •...
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Page 28: Tx Port Settings
MPPT solar charger manual Setting the dimming speed to 9, for example, slows down the dimming speed to 15 minutes (9 seconds for each percentage point of dimming x 100 percentage points = 900 seconds = 15 minutes. Make sure that the TX port function is set to "Light dimming" mode (as described in point at the beginning of this chapter) and connect a VE.Direct TX digital output cable to the PWM dim input of your LED driver. -
Page 29: Rx Port Settings
MPPT solar charger manual The functionality of the TX port can be set at: • Normal communication: This is the default setting. Use this function when connecting to a GX device, a VE.Direct Bluetooth Smart dongle, or any other device that needs to communicate with the solar charger via the VE.Direct port. •... -
Page 30: Updating Firmware
- RX pin 0V will switch the load output off - RX pin +5V will switch load output on For more in depth "developer style" information on the VE.Direct port see the Data communication with Victron Energy products Whitepaper. 5.3. Updating firmware The firmware can be checked and updated with VictronConnect. -
Page 31: Ve.smart Network
MPPT solar charger manual 5.4. VE.Smart network The VE.Smart network allows a variety of products connected to the same network to share data via Bluetooth. The VE.Smart is especially designed for smaller systems that do not have a GX device installed. When the solar charger is part of a VE.Smart network it can receive data or communicate with the following devices: •... - Page 32 MPPT solar charger manual Setting up the network When setting up the network, first set up the Smart Battery Sense or battery monitor, and then add one or more solar chargers or AC chargers to the network. All solar chargers and AC chargers need to have the same charge settings. The easiest way to do this is to use a preset battery type or a saved used defined battery type.
- Page 33 MPPT solar charger manual VE.Smart network pop-up To check if all devices are actively communication to the same VE.Smart network, navigate to the settings page of one of the networked devices and click on "VE.Smart networking". A screen will be shown containing which device parameters of this device are shared and all the other devices that are connected to the same network are shown.
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Page 34: Operation
MPPT solar charger manual 6. Operation 6.1. Start up The solar charger will power up as soon as it has been connected to a battery and/or to a solar panel. As soon as the solar charger has been powered up, it can communicate via the VE.Direct port and Bluetooth. The the solar charger's data can be read out and setting configurations can be made using the VictronConnect or the optional display. -
Page 35: Automatic Equalization
MPPT solar charger manual • Absorption time determined by tail current: In some applications it may be preferable to terminate absorption time based on tail current only. This can be achieved by increasing the default absorption time multiplier (warning: the tail current of lead-acid batteries does not decrease to zero when the batteries are fully charged, and this “remaining”... -
Page 36: Monitoring
MPPT solar charger manual 7. Monitoring This chapter describes all various monitoring methods and for each method how to access live data, historic data and errors. 7.1. LED indications The solar charger has three LEDs to indicate operational status, a blue, green and a yellow LED. These LEDs respectively indicate the charge stages bulk, absorption and float, but are also used to indicate other charge situations and fault situations. -
Page 37: Error Codes
MPPT solar charger manual 7.2. Error codes In case of an error, an error code will be displayed via VictronConnect, a display, a GX device or on VRM. Each number corresponds with a specific error. For a full list of error codes and their meaning see the appendix: Charger error code overview [58]. -
Page 38: Victronconnect History Screen
MPPT solar charger manual During this stage the solar charger switches to the constant voltage mode, where a pre-set absorption voltage is applied. When the charge current decreases below 1A or if the pre-set absorption time has elapsed, the battery is fully charged and the solar charger will enter the Float stage. -
Page 39: Victronconnect Error Reporting
MPPT solar charger manual Clicking on any bar (day) in the graph will expand the information. It will show the time and percentage of the total charge time that the solar charger has spend in each Bulk, Absorption and Float charge stage. You can use the charge times to see if the PV array is properly sized for your requirements. -
Page 40: Warranty
Victron Energy to make such repairs. Non-compliance with the instructions in this manual will render the warranty void. Victron Energy is not liable for any consequential damages arising from the use of this product. The maximum liability of Victron Energy under this limited warranty shall not exceed the actual purchase price of the product. -
Page 41: Troubleshooting And Support
The correct troubleshooting and support process is to first consult the common issues as described in this chapter. Should this fail to resolve the issue, contact the point of purchase for technical support. If the point of purchase is unknown, refer to the Victron Energy Support webpage. 9.1. The controller is not operational For the controller to be operational it needs to be powered-up. -
Page 42: Blown Fuse
MPPT solar charger manual Battery voltage Operational state Action to take Powered, but not Connect PV supply and check if battery charging starts. If charging does Correct Voltage charging not start, see chapter: “ Batteries are not charged”. 9.1.3. Blown fuse The 10A, 15A and 20A solar chargers are equipped with an accessible fuse. -
Page 43: Reverse Battery Polarity
MPPT solar charger manual VictronConnect – link to “why is the charger off” 9.2.1. Reverse battery polarity Reverse polarity is when the positive and the negative battery cable have been accidentally swapped. The battery negative has been connected to the positive solar charger terminal and the battery positive has been connected to the negative solar charger terminal. -
Page 44: Battery Full
MPPT solar charger manual 9.2.3. Battery full Once the battery is full the solar charger will stop charging or will greatly reduce the charge current. This is especially the case when at the same time the DC loads in the system are not consuming any power from the battery. To find out what the state of charge (SoC) of the battery is, check the battery monitor (if present), or alternatively check what charge stage the controller is in. -
Page 45: Battery Voltage Setting Too Low
MPPT solar charger manual • Shading – see this shading blog story for more information. • Dirty panels. • Seasonal differences. • Wrong orientation and/or inclination. Problems with a panel or panel wiring: • Mechanical or electrical issue with an individual panel (or multiple panels). •... -
Page 46: Pv Voltage Too High
MPPT solar charger manual Possible causes can be: • Loose or missing battery cables. • Loose cable connections, or badly crimped cable terminals. • A blown (or missing) fuse in the battery supply cable. • Open (or faulty) circuit breaker in the battery supply cable. •... -
Page 47: Batteries Are Undercharged
MPPT solar charger manual VictronConnect: screenshot of an Error #33 and a screenshot of the history indicating an error Check the open circuit voltage (Voc) rating of the PV array. Ensure that it is less than the maximum rated voltage of the solar charger. -
Page 48: Battery Cable Voltage Drop
MPPT solar charger manual The current will continue to reduce during the float stage, when the battery is approximately 80 and 100% charged. The float stage starts when the batteries are 100% full. During the float stage the charge current is very low. To find out what the state of charge (SoC) of the battery is, check the battery monitor (if present), or alternatively check the charge stage the solar charger is in. -
Page 49: Insufficient Solar
MPPT solar charger manual This chapter does not apply if the solar charger is connected to a VE.Smart Network with a battery temperature measurement or is equipped with a temperature sensor (MPPT RS). The solar charger will measure ambient temperature at the beginning of the day, as soon as power is generated by the solar array. -
Page 50: Battery Voltage Setting Too High
MPPT solar charger manual Overcharging batteries will cause battery damage and can be caused by: • Incorrect charge voltage settings. • Battery voltage setting too high. • Applying equalization while the battery is not suitable for equalization. • High current and undersized batteries. •... -
Page 51: Solar Issues
MPPT solar charger manual VictronConnect App showing BMV battery monitor history To check if the battery is close to its cycle life: Find out how many charge and discharge cycles the battery has been subjected to. Battery lifetime correlates to the number of cycles. -
Page 52: Full Rated Output Not Reached
MPPT solar charger manual • Broken or faulty solar panel(s). • Issues with wiring, fuses, circuit breakers, wiring voltage drop. • Bad splitters or combiners, or these are used in an incorrect way. • Part of the PV array not working. •... -
Page 53: Mixed Pv Panel Types
MPPT solar charger manual So, although a 360 W panel is connected to the solar charger, it will not be able to output the same power into a 12V battery than it will when connected to a 24V battery. Example of differences in output power at different battery voltages 9.5.5. -
Page 54: Communication Issues
The jumper needs to be removed if a VE.Direct cable needs to be connected to the VE.Direct port. In this case configure the load output via VictronConnect. If the jumper is missing, the load output can also be configured via VictronConnect. In the rare case that you need a replacement jumper contact your Victron Energy dealer. 9.6.3. VE.Smart communication issues A VE.Smart Network is a wireless communication network between several Victron products using Bluetooth. -
Page 55: Settings Or Firmware Issues
MPPT solar charger manual Some steps to try to resolve this issue are: Press the orange refresh button at the bottom of the VictronConnect device list and check if the solar charger is now listed. Only one phone or tablet can be connected to the solar charger at any given time. Make sure no other devices are connected and try again. -
Page 56: Interrupted Firmware Update
MPPT solar charger manual Status screen - Settings screen - Product info screen 9.7.4. Interrupted firmware update This is recoverable and is nothing to worry about. Just try to update the firmware again. 9.8. Load output issues 9.8.1. Load output not working There are a number of reasons why the load output might not be working as expected: •... -
Page 57: Operation Issues
MPPT solar charger manual Full load current reading Incorrect load current reading No load current reading 9.9. Operation issues This chapter describes all remaining troubleshooting suggestions that were not covered in previous chapters. 9.9.1. Unable to operate as a power supply We do not recommend to use the solar charger as a power supply, that is without batteries connected. -
Page 58: Technical Specifications
MPPT solar charger manual 10. Technical specifications 10.1. Specifications 75/10, 75/15, 100/15 and 100/20 MPPT 75/10 MPPT 75/15 MPPT 100/15 MPPT 100/20 Battery voltage (auto select) 12V or 24V 12V, 24V, or 48V Maximum battery current 1a,b Nominal PV power, 12V 145W 220W 220 W... - Page 59 MPPT solar charger manual MPPT 75/10 MPPT 75/15 MPPT 100/15 MPPT 100/20 1a) The solar charger will limit input power if more PV power is connected. 1b) The PV voltage must exceed Vbat + 5V for the controller to start. Thereafter the minimum PV voltage is Vbat + 1V. 2) A higher short circuit current may damage the solar charger in case of reverse polarity connection of the PV array.
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Page 60: Appendix
11. Appendix 11.1. Dimensions 75/10 and 75/15 Dimension Drawing - MPPT 75/10 - 75-15 SCC010010050R BlueSolar MPPT 75/10 Retail SCC010015050R BlueSolar MPPT 75/15 Retail SCC075010060R SmartSolar MPPT 75/10 Retail SCC075015060R SmartSolar MPPT 75/15 Retail 4(4x) 84.1 99.7 98.8 38.2 112.9... -
Page 61: Dimensions 100/15
MPPT solar charger manual 11.2. Dimensions 100/15 Dimension Drawing - MPPT 100/15 SCC110015060R SmartSolar MPPT 100/15 Retail SCC010015200R BlueSolar MPPT 100/15 Retail R2(4x) 84.1 100.7 98.8 46.9 113.9 Dimensions in mm 11.3. Dimensions 100/20 Dimension Drawing - SmartSolar charge controller SCC110020160R SmartSolar MPPT 100/20_48V Retail SCC110020060R... -
Page 62: Charger Error Code Overview
MPPT solar charger manual 11.4. Charger error code overview This overview lists all possible error codes that can be generated by a solar charger or AC charger. The error codes are displayed on the charger display, remote display or via a connected GX device. Note that not all of these errors might apply to your charger model. - Page 63 MPPT solar charger manual Power terminals overheated, check wiring, including the wiring type and type of strands, and/or fasten bolts if possible. This error will auto-reset. Error 28 - Power stage issue This error will not auto-reset. Disconnect all wires, and then reconnect all wires. If the error persists the charger is probably faulty. Note that this error was introduced in v1.36.
- Page 64 MPPT solar charger manual Check the connection between the charger and the BMS. How to reconfigure the charger to standalone mode: The charger automatically configures themselves to be BMS-controlled when they are connected to one; either direct or via a GX Device.