Autarco XLH Series Installation And Operation Manual

Hybrid solar inverters

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XLH Series
Installation and
Operation Manual
1
Hybrid Solar Inverters
Hybrid Solar Inverters
IM-S2.XLH-EN-V1.0
IM-S2.XLH-EN-V1.0

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  • Page 1 Hybrid Solar Inverters Hybrid Solar Inverters XLH Series Installation and Operation Manual IM-S2.XLH-EN-V1.0 IM-S2.XLH-EN-V1.0...
  • Page 2 Keep this manual for future info@autarco.com reference. www.autarco.com Product information is subject to change without notice. All trademarks are Address recognized as the property of their respective owners. Torenallee 20 5617 BC Eindhoven © Autarco Group B.V. The Netherlands All rights reserved. IM-S2.XLH-EN-V1.0 IM-S2.XLH-EN-V1.0...
  • Page 3 3.3.2 Parallel system 3.3.3 System with a generator 3.3.4 System with a 3rd party on-grid inverter (AC coupled) 3.3.5 System with an Autarco on-grid inverter (paralleled) // feature coming soon Password Reset Mounting Safety Appropriate Mounting Location Mounting instructions IM-S2.XLH-EN-V1.0...
  • Page 4 Tables of contents Hybrid Solar Inverters Safety clearance Product Handling Mounting procedure Installation Grounding DC connections Battery Connection AC connection 5.4.1 AC Grid, Backup & Generator port connection Smart Meter installation Communication cable assembly 5.6.2 Communication Port Definition 5.6.3 BMS Port connection 5.6.3.1 Lithium battery wiring 5.6.4...
  • Page 5 Hybrid Solar Inverters Step 01 Enter Home page Step 02 Enter “SYSTEM SETTING” interface Step 03 Set “Storage Mode” Step 04 Set “Time of use” under each mode (optional step) Step 05 Set “Battery Setting” Step 06 Set “Grid Port” Step 07 Set “Smart Port”...
  • Page 6: Read This First

    HOT SURFACE! Indicates safety instructions, which if not correctly followed, could result in burns. Target Audience This manual is intended for anyone who is using Autarco XLH series inverters. Before any further action, the operators must first read all safety regulations and be aware of the potential danger to operate high-voltage devices.
  • Page 7: Product Versions Covered By This Document

    Product versions covered Hybrid Solar Inverters by this document The main purpose of this user manual is to provide instructions and detailed procedures for installing, operating, maintaining, and troubleshooting the XLH series of Autarco inverters which includes the following models: • S2.XLH29900 •...
  • Page 8: Safety Instructions

    Preparation Hybrid Solar Inverters Safety instructions DANGER! Do not touch any internal components whilst the inverter is in operation or until 5 minutes after disconnection from the utility grid, PV array, and battery. DANGER! Do not stand close to the inverter during severe weather conditions such as lighting, etc. Make sure you completely cover the surface of all PV arrays with opaque (dark) material before wiring them or make sure the DC circuit breaker or equivalent DC isolator is disconnected.
  • Page 9: Packing List

    Elevation (m) Voltage ( Vdc) Hybrid Solar Inverters 2000 1000 2700 1000 3000 3500 4000 Packing list Please ensure that the following items are included in the packaging with your machine: 1x Inverter 1x Back Plate 4x Fastening screw 5x Expansion bolt 8x DC Connector 13x OT Terminal 1x 3m Can cable...
  • Page 10: Tools Required For Installation

    Torque Screwdriver MC4 Crimping Tool Internal DC switch Your Autarco XLH series inverter is equipped with an internal DC switch. This switch can be found on the left side of the inverter. Notice of Use The inverter has been constructed according to the applicable safety and technical guidelines.
  • Page 11: Explanations Of Symbols On Inverter

    Description (2 – 6) Communication 8. AC Backup port Disconnect switch for the DC side Connecting Autarco logger for communication Autarco USB Stick 9. AC Grid port RS485, CAN communication cables and parallel cables RS485, CAN communication cables and parallel cables...
  • Page 12: Product Information

    Hybrid Solar Inverters Overview Autarco XLH series hybrid inverters are state of the art, high efficiency, robust and reliable inverters. They are easy to install and carry a standard 5-year product warranty, extendable up to 15 years. Our rigorous quality control and testing facilities guarantee Autarco inverters meet the highest quality standards possible.
  • Page 13 Hybrid Solar Inverters Note • In the event of a power outage on the grid, the system will seamlessly transition into off-grid mode, providing power exclusively to essential backup loads. • When the grid recovers, the system switches back to the on-grid operation. •...
  • Page 14 Hybrid Solar Inverters Note • CTs or Smart meter, Control signal of Heat Pump, Control signal of Generator or ATS should be connected to the master inverter. • CTs delivered with the device can only support a system of up to 50 kW. If a higher power parallel system is required, you need to purchase additional CTs.
  • Page 15 System with an 3rd party on-grid inverter (AC coupled) Generally, the access of on-grid inverter is for the retrofit of a existing PV plant. The XLH inverter supports access of both Autarco on-grid inverter and third-party on-grid inverters. 3.5 Connection schematics of a system with another on-grid inverter...
  • Page 16: Password Reset

    3.6 Connection schematics of a system with another on-grid inverter Note An Autarco on-grid inverter can be connected with the hybrid inverter in parallel . To achieve feed- in limitation, it is necessary to add PELD. Password Reset •...
  • Page 17 Mounting Hybrid Solar Inverters Safety DANGER! Do not install the inverter near flammable or explosive items. WARNING! The installation must be performed by qualified personnel and in compliance with national and local standards and regulations. This inverter will be connected to a high voltage DC power generator and AC grid. Inappropriate installation may also jeopardize the life span of the inverter.
  • Page 18: Mounting Instructions

    Mounting instructions Hybrid Solar Inverters ATTENTION! Two people are required to remove the inverter from the carton and install the inverter. • The inverter is suitable for outdoor and indoor installation. • Adequate ventilation must be provided. • Nothing shall be stored on or placed against the inverter •...
  • Page 19: Safety Clearance

    Safety clearance Hybrid Solar Inverters CAUTION! Make sure heat sinks are out of reach of children. WARNING! When installing multiple inverters, make sure there is sufficient clearance between them. High temperatures may affect performance. Make sure inverter controls are reachable in case of emergency.
  • Page 20: Product Handling

    Product Handling Hybrid Solar Inverters Please review the list of instructions below for handling the inverter: • The red circles below denote cutouts on the product package - one per side. • Push in the cutouts to form handles for moving the inverter (see Figure 4.4). •...
  • Page 21: Installation

    WARNING! No matter what kind of grounding connection is adopted, it is strictly forbidden to connect the ground of the inverter with the lightning protection of a building, otherwise Autarco will not be responsible for any damage caused by lightning.
  • Page 22 Hybrid Solar Inverters NOTE! B (insulation stripping length) is 2-3mm longer than A (OT cable terminal crimping area) Step 5 Insert the stripped wire into the OT terminal crimping area and use a hydraulic clamp-tool to crimp the terminal to the wire (as shown in Figure 5.2). 5.2 Strip wire IMPORTANT! After crimping the terminal to the wire, inspect the connection to ensure the terminal is solidly crimped to the wire.
  • Page 23 DC connections Hybrid Solar Inverters Always use the MC4 connectors from the inverter box to connect strings to the inverter. DANGER! Never connect or disconnect the connectors under load. Please ensure the following before connecting the inverter: DANGER! Do not connect the strings with an open circuit voltage greater than the Max DC voltage of the inverter.
  • Page 24: Battery Connection

    NOTE! The battery fuse in the inverter wire box is replaceable. But can be only replaced by authorized Autarco Dealer. BAT fuse1 and fuse2 specification are 1000V 100A. The suggested specification of external BAT circuit breaker for each battery is 80A.
  • Page 25 Hybrid Solar Inverters Disassembling Use a screwdriver to align the unlocking position, press and hold the main body and pull back to complete the removal. AC connection DANGER! Never connect or disconnect the connectors under load. NOTICE! The AC connection to the electrical distribution grid must be performed only after receiving authorization from the utility that operates the grid.
  • Page 26 Hybrid Solar Inverters Table 5.1 AC Grid & Backup port connection characteristics Port AC Grid AC Backup/ Gen Earth Bar Wire Size 0AWG/1AWG 3AWG/4AWG 2AWG Torque 28.2 Nm 28.2 Nm 20.3Nm Recommended cross section 50 mm2 20-25 mm2 33 mm2 Inside the inverter wire box ‘’L1’, ‘’L2’’, ‘’L3’’, ‘’N’’...
  • Page 27: Smart Meter Installation

    Smart Meter installation Hybrid Solar Inverters Autarco’s XLH series hybrid inverter must be connected with the supplied Eastron meters to fulfill the control logic of the self-consumption mode, export power control, monitoring, etc. An Eastron 3ph meter (With CT): SDM630MCT is provided as default in the inverter box.
  • Page 28 Hybrid Solar Inverters 5.11 Communication ports The Autarco XLH series inverter uses RS485 cable to communicate with the Meter and the CAN- bus to communicate with the battery's Battery Management System (BMS). NOTE! The CAN cable enables the communication between the inverter and the LFP battery, please check for latest model compatibility before installation.
  • Page 29 Hybrid Solar Inverters 5.6.3 Communication Port Definition 5.12 Pre-made BMS cable in Inverter package (cable Length: 3 meters) Table 5.3 Inverter communication terminal description Port Type Function PAR-A RJ45 (Optional) Parallel operation communication port. PAR-B RJ45 (Optional) Parallel operation communication port. Used for CAN communication between inverter and RJ45 Lithium battery BMS.
  • Page 30 Hybrid Solar Inverters 5.6.4 BMS Port connection Take out the pre-made CAN cable from the package and connect one end to battery CAN port and then connect another end to the inverter BMS port. Please lead the CAN cable through the COM1 or COM2 port of the inverter and connect to the BMS terminal with RJ45 connector.
  • Page 31 Hybrid Solar Inverters DC voltage (V) DC current (A) Battery Power (kW) 16.2 5.14 ... 5.15 ... IM-S2.XLH-EN-V1.0...
  • Page 32 Hybrid Solar Inverters 5.16 ... 5.6.5 Meter Port connection Take out the pre-made Meter cable from the package and connect RJ45 end to inverter Meter port and then connect another end with loose RS485 A & B pins to the meter RS485 terminal. Please lead the Meter RS485 cable through the COM1 or COM2 port of the inverter and connect to the Meter terminal with RJ45 connector.
  • Page 33 Switch_input2 Pin 7: Reserved; Pin 8: Reserved DRM (logic interface) NOTE! To use this function, please contact Autarco if this function is supported in your country. RS485 Port Connection (Optional) 5.6.7 If a 3rd party external device or controller needs to communicate with the inverter, the RS485 port can be used.
  • Page 34 Currently cable length of 3~5m is supported between two inverters. If use case with different cable length is demanded, please contact the Autarco Customer Support. NOTE! If there is a need of the parallel communication with a different parallel cable...
  • Page 35 Hybrid Solar Inverters NOTE! Single inverter noise is less than 65 dB(A), when using multiple inverters be aware that this level can be increased. Parallel System Wiring 5.21 Parallel system wiring Refer to Figure 5.25 for an overview on parallel system wiring. IM-S2.XLH-EN-V1.0...
  • Page 36 14-pin communication Hybrid Solar Inverters terminal block The XLH series is equipped with a 14-pin communication port which can be used for communication with a heat pump, generator or ATS. Terminal Block Connection Steps: Step 1 Lead the wires through the hole in COM3 port (Hole Diameter: 2 mm)
  • Page 37 Hybrid Solar Inverters 5.23 Direct CT connection diagram 5.8.2 ATS380V Terminal Connection The ATS380V terminal will output 220V AC voltage when inverter is connected to the grid and when inverter is connected to the generator, it will output 0V. 5.24 ATS380V connection diagram G-V terminal connection 5.8.3 The G-V terminal is a voltage-free dry contact signal for connecting with generator’s NO relay to...
  • Page 38 Diesel Generator Wiring Hybrid Solar Inverters The backup PE must be directly connected to the PE copper bar of the power distribution box, rather than the inverter shell. 2. The generator itself needs to be grounded, connected to the electric box, and connected to the inverter generator port.
  • Page 39 Hybrid Solar Inverters 5.27 Diesel generation without an ATS connection diagram IM-S2.XLH-EN-V1.0...
  • Page 40 For connection instructions, please refer to the respective Autarco Monitoring Device installation manuals. The USB type COM port at the bottom of the inverter can connect to Autarco’s USB data loggers to realize the commissioning via InstallerApp and remote monitoring via MyAutarco. Please see below, list of compatible Autarco data loggers compatible with this device: •...
  • Page 41: Commissioning & Configuration

    Commissioning & Configuration Hybrid Solar Inverters Preparation & Commissioning ATTENTION! Autarco’s installer app is mandatory for installing your XLH inverter! Before switching on the inverter, please make sure that: • You have downloaded and installed Autarco’s Installer App. • The device is accessible for safe operation, maintenance, and service.
  • Page 42 → Set CT ratio: default 60 (Autarco provide ESCT-T50-300A/5A CT), if the user install their own CT, → then need to set the CT ratio manually. If the system connected to Meter, then CT ratio need →...
  • Page 43: Battery Settings

    Hybrid Solar Inverters 6.2.1 Battery Settings → Select Battery connection method: 1 Batt 1 DC / 1 Batt 2 DC / 2 Batt 1 DC; for the possible connection methods please refer to 5.6.3.1 Lithium battery wiring. → Select battery brand (if the connected battery is not on the list, please select “General_LiBat_HV”. →...
  • Page 44 Hybrid Solar Inverters 6.2.2 HMI screen settings overview IM-S2.XLH-EN-V1.0...
  • Page 45 Hybrid Solar Inverters 6.2.3 Detailed HMI Setting Step 1 Enter Home page After quick setting, press “ENTER”, the screen displays the home page. The screen will be automatically turn off after being idle for a few minutes to save power, click any operation button (ESC/UP/DOWN/ ENTER) to restart the screen, then press Enter into the main operation interface.
  • Page 46 Hybrid Solar Inverters Step 3 Set “Storage Mode” Use UP or DOWN key to select the desired mode, then press ENTER. The Mode description please refer to 6.4 Settings Description Range: 5~95%, default: 80%, settable. Whenever extra AC or DC power is available, it will be used to always Battery reserve keep the battery at least at the chosen SOC.
  • Page 47 Hybrid Solar Inverters Step 4 Set “Time of use” under each mode (optional step) Time of Use is for manual control of the battery charging/discharging. Each mode discussed in step 3 can be customized. User can define when the battery is allowed to charge and discharge power and at what rate, established by the max allowed current.
  • Page 48 Hybrid Solar Inverters Step 5 Set “Battery Setting” Settings Description Max charge current Maximal current which the inverter can use to charge the battery Max discharge current Maximal current which the inverter can use to discharge the battery Over discharge –...
  • Page 49 Hybrid Solar Inverters Step 6 Set “Grid Port” Select grid code that meet the local regulations. Three level of Over-voltage / under-voltage / Over-frequency / under-frequency are default based on grid code, there is no need to set the parameters in manual. IM-S2.XLH-EN-V1.0...
  • Page 50 Hybrid Solar Inverters Step 7 Set “Smart Port” (optional step for systems with generators) For Generator connection, select ”Genset input”; For Smart load like heat pump connection, select “Smart load output” For on-grid inverter connection, select “AC coupled” Genset The user need to input the “Genset rated power” according to the manual. OFF: Generator stops charging SOC, settable, range: 35~100%;...
  • Page 51: Monitoring Setup

    Visit www.autarco.com to download the latest version of our app. • You can search “Autarco” in Google Play or Apple App Store to find the latest version of our app. • You may scan the QR code below to download the Installer App.
  • Page 52 Autarco app will display the inverter model selected in Helios during project design. Step 5 Select the monitoring stick connected to the inverter and scan its QR code to retrieve the serial number. Monitoring can be setup via 4G / WIFI / LAN. Please follow Autarco’s monitoring stick manuals for further instructions.
  • Page 53 Hybrid Solar Inverters ATTENTION! To continue inverter configuration, you must - • Ensure a compatible Autarco monitoring stick is connected to the inverter’s COM port. • Ensure a reliable WIFI / LAN / 4G network is present. Step 6 Once the monitoring device is connected, you may click “Next” and “Save setup”.
  • Page 54: Inverter Configuration

    Inverter Configuration Hybrid Solar Inverters You can view inverter details in the app. Press “Set up inverter” to configure it for the first time. Step 1 Configure the Date and Time for your inverter. You may at any point retrieve the inverter’s current settings.
  • Page 55 Hybrid Solar Inverters Step 3 Select the right “Meter type” & “Meter function” for your installation. Selection must be based on the meter type you are actually connecting to the inverter. If there is no meter connected at this moment, please select “No meter” to avoid alarms. We suggest to select “Meter in grid”...
  • Page 56 Hybrid Solar Inverters Step 5a Turn on and use “Grid trading schedule” if manual control of battery charging and discharging is required with respect to time. Set the charge and discharge current (A) for your battery. You may set up to 3 time slots in the grid trading schedule by pressing “Add time slot”. Step 5b “Allow charge from grid”...
  • Page 57: Operating Modes

    Operating modes Hybrid Solar Inverters As seen in Section 6.3, the inverter can operate in various operational logics, suiting individual needs. ATTENTION! Symbols depict “Power consumption” priority. 6.6.1 Self-use mode This mode stores excess PV power into the battery. If the battery is charged, or there is no battery, the excess PV power will be exported back to the grid/utility company.
  • Page 58: Off-Grid Mode

    Hybrid Solar Inverters 6.2 Grid trading mode priority 6.6.3 Off-grid mode Off-grid mode must only be used by systems that are not electrically connected to the grid at all. This mode is almost like Self-Use Mode, but the PV power will be curtailed if the battery is sufficiently charged, and the domestic load demand is lower than the amount of available PV power.
  • Page 59: Temperature Derating

    Hybrid Solar Inverters Reserve or Backup mode 6.6.4 The reserve or backup mode may be opened in the Self-Use or Grid-Trading Mode. This mode ensures that the battery is not drained past the Reserve SoC mark. The battery will cycle between 100% and the Reserve SOC.
  • Page 60: Maintenance

    CAUTION! Never use any solvents, abrasives, or corrosive materials to clean the inverter. The XLH series inverters require general maintenance to be performed once per year. Impurities such as dust and dirt accumulation on the heat sink may negatively affect the inverter’s ability to dissipate heat.
  • Page 61: Troubleshooting

    Troubleshooting Hybrid Solar Inverters Message Name Information Description Troubleshooting Suggestion Control device to shutdown Turn on the device in the ON/OFF Setting. LmtByEPM The device’s output is under Confirm whether the inverter is connected to an external EPM/meter to prevent controlled reverse current.
  • Page 62 Hybrid Solar Inverters Message Name Information Description Troubleshooting Suggestion Over-Load Load overload fault Backup load power is too large, or some inductive load startup power is too large, need to remove some backup load, or remove the inductive load on the backup. BatName-FAIL Wrong battery brand selection Confirm whether the battery model selection is consistent with the actual one.
  • Page 63 NOTE! If the inverter displays any alarm message as listed above: please turn off the inverter and wait 5 minutes before restarting it. If the fault persists, contact your installer or Autarco. Before contacting us, please have the following information available: •...
  • Page 64: Product Specifications

    Product specifications Hybrid Solar Inverters Technical Data S2.XLH29900 S2.XLH30000 Input DC (PV side) Recommended max. PV power 59.8kW 60kW Max. input voltage 1000V Rated voltage 600V Start-up voltage 180V MPPT voltage range 150-850V Full load MPPT voltage range 360-850V Max. input current 40A/40A/40A Max.
  • Page 65 Hybrid Solar Inverters Technical Data S2.XLH29900 S2.XLH30000 Protection Anti-islanding protection Output over voltage protection Insulation resistor detection Residual current detection Output over current protection Short circuit protection Integrated AFCI (DC arc-fault circuit protection) Optional Integrated DC switch Optional DC reverse polarity protection PV overvoltage protection Battery reverse protection General data...
  • Page 66 Hybrid Solar Inverters Technical Data S2.XLH50000 Input DC (PV side) Recommended max. PV power 96kW Max. input voltage 1000V Rated voltage 600V Start-up voltage 180V MPPT voltage range 150-850V Full load MPPT voltage range 360-850V Max. input current 40A/40A/40A Max. short circuit current 60A/60A/60A MPPT number/Max input strings number Max input power per MPPT...
  • Page 67 MC4 connector Battery connection Terminal connector AC connection Terminal Block Display LED + Bluetooth + APP Communication CAN, RS485, Ethernet, Optional:Cellular, LAN, WiFi Warranty 5 years (extend to 20 years) Scan the QR Code to download Autarco’s Installer app! IM-S2.XLH-EN-V1.0...

This manual is also suitable for:

S2.xlh29900S2.xlh30000S2.xlh40000S2.xlh50000

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