FoxESS E Series User Manual
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FoxESS E Series User Manual

3-6kw
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3-6kW
E
SERIES
F
UserManual
Copyright Declaration
The copyright of this manual belongs to Maitian Energy Co., Ltd. Any corporation or individual should not plagiarize,
partially or fully copy (including software,etc.), and no reproduction or distribution of it in any form or by any means
is permitted. All rights reserved. Maitian Energy Co., Ltd. reserves the right of final interpretation.

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  • Page 1 3-6kW SERIES UserManual Copyright Declaration The copyright of this manual belongs to Maitian Energy Co., Ltd. Any corporation or individual should not plagiarize, partially or fully copy (including software,etc.), and no reproduction or distribution of it in any form or by any means is permitted.

  • Page 3: Table Of Contents

    Contents Notes on this ···············································01 Manual Scope of Validity ·······················································································01 Target Group ·······················································································01 Symbols Used ························································································· 01 Safety Instruction ················································· 02 Appropriate Usage ·················································································· 02 Important Safety Instructions ······························································· 04 Explanation of Symbols ·········································································· 08 CE Directives ·························································································· 09 Introduction ··························································· 11 Basic Features ························································································...

  • Page 4: Notes On This Manual

    Notes on this Manual Scope of Validity This product manual describes the assembly, installation, electrical connec- tions, commissioning, maintenance and troubleshooting of E/F series inverters: E3000 E3600 E4600 E5000 E6000 F4600 F5000 F6000 Note: “3000” = 3kW. Keep this manual where it will be accessible at all times. 1.2 Target Group This manual is for qualified personnel.

  • Page 5: Safety Instruction

    Safety Instruction 2.1 Appropriate Usage The E/F Series are PV inverters which can convert the DC current of the PV generator into AC current and feed it into the public grid.
  • Page 6 Surge protection devices (SPDs) for PV installation Warning! Over-voltage protection with surge arresters should be provided when the PV power system is installed. The grid connected inverter is not fitted with SPDs in either the PV input side or the MAINS side. Lightning will cause a damage either from a direct strike or from surges due to a nearby strike.

  • Page 7: Important Safety Instructions

    All DC cables should be installed to provide as short a run as possible, and positive and negative cables of the string or main DC supply should be bundled together, avoiding the creation of loops in the system. This require- ment for short runs and bundling includes any associated earth bundling conductors.
  • Page 8 There is residual voltage in the inverter. The inverter takes 20 minutes to discharge. Danger! Persons with limited physical or mental abilities may only work with the FoxESS inverter following proper instruction and under constant supervision. Children are forbidden to interfere with the inverter. Warning! Ensure the output voltage of the proposed PV array is lower than the maximum rated input voltage of the inverter;...
  • Page 9 Prior to the application, please read this section carefully to ensure correct and safe application. Please keep the user manual properly. • Use only attachments recommended or sold by FoxESS. To do otherwise may result in a risk of fire, electric shock, or injury to person.
  • Page 10 • Keep away from flammable, explosive materials to avoid fire disaster. • The installation location should be away from areas where humidity is high or where the inverter is in close proximity to corrosive substances. Authorized service personnel must use insulated tools when installing or working with this equipment.

  • Page 11: Explanation Of Symbols

    Warning! High leakage current! Earth connection essential before connecting supply. • Incorrect grounding can cause physical injury, death or equipment malfunc- tion and increase electromagnetic interference. • Make sure that grounding conductor is adequately sized as required by safety regulations. •...

  • Page 12: Ce Directives

    CE mark. The inverter complies with the requirements of the applicable CE guidelines. Beware of hot surface. The inverter can become hot during operation. Avoid contact during operation. Danger of high voltages. Danger to life due to high voltages in the inverter! Danger.
  • Page 13 In case of installation in PV system, startup of the unit (i.e. start of designated operation) is prohibited until it is determined that the full system meets the requirements stipulated in EC Directive (2014/35/EU,2014/30/EU, etc.) The grid connected inverter leave the factory completely connecting device and ready for connection to the mains and PV supply, the unit shall be installed in accordance with national wiring regulations.

  • Page 15: Introduction

    Introduction 3.1 Basic features Congratulations on your purchase of an E/F Series inverter from FoxESS. The E/F Series inverter is one of the most advanced inverters on the market today, incorporating state-of-the-art technology, high reliability and convenient control features. ·...

  • Page 16: Dimensions

    Object Description PV 1 PV 2 DC Switch (optional) Waterproof Lock Valve WiFi AC Connector Ground screw Warning! Only authorized personnel are allowed to set the connection. Dimensions Dimensions 148mm 402mm 476.5mm E3000, E3600, E4600, E5000, E6000 F4600, F5000, F6000...

  • Page 17: Technical Data

    Technical Data 4.1 DC input E4600 E5000 E6000 E3000 E3600 Model F4600 F5000 F6000 3900 4680 5980 6500 7800 Max. recommended DC power [W] Max. DC voltage[V] Nominal DC operating voltage[V] 80-550 80-550 80-550 80-550 80-550 MPPT voltage range [V] 130 -550 150 -550 200 -550...

  • Page 18: Efficiency, Safety And Protection

    General Data E4600 E5000 E6000 E3000 E3600 Model F4600 F5000 F6000 Dimension [W/H/D](mm) 360*370*128 （E series） 476.5*402*148（F series） Net weight [kg] 13.5 （E series） 15.5 （F series） Installation Wall-mounted Operating temperature range[℃] -20...+60 (derating at 45) -40...+70 Storage temperature [℃]...

  • Page 19: Installation

    Open the package and remove the product, checking the accessories as shown below. Object Quantity Description Object Quantity Description Communication FoxESS series inverter connector Product manual Bracket DC connector Quick installation guide AC connector CT (Optional) Expansion tube WiFi/GPRS (Optional)

  • Page 20: Installation Precaution

    5.3 Installation Precaution E/F Series inverters are designed for outdoor installation (IP65). Make sure the installation location meets the following conditions: · Not in direct sunlight. · Not in areas where highly flammable materials are stored. Not in potential explosive areas. ·...

  • Page 21: Installation Steps

    Installation Steps Preparation Tools shown below are needed before installation. Installation tools: crimping pliers for binding post, stripping pliers, screwdriver, manual wrench and electric drill (drill bit set 8mm). Step 1: Screw the wall bracket on the wall Use the wall bracket as a template to mark the position of the 3 holes on the wall. Drill holes with electric drill, make sure the holes are deep enough (at least 50mm) for installation, and then tighten the expansion tubes.

  • Page 22: Connection Of The Inverter

    5.5 Connection of the Inverter 5.5.1 The Main Steps to Connect to the Inverter PV String Connection E/F series inverters have PV connectors which can be connected in series into 2-strings of PV modules. Please select suitable PV modules with high reliability and quality.
  • Page 23 Note! Please follow the requirements of PV modules as below: same type; same quantity; identical alignment; identical tilt. In order to save cable and reduce the DC loss, we suggest installing the inverter as near to the PV modules as possible. Note! PV connection mode below is not allowed + PV1...
  • Page 24 Insert pin contact through the cable nut to assemble into back of the male or female plug. When you feel or hear a “click” the pin contact assembly is seated correctly. Grid Connection E/F series inverters are designed for single phase grid. Voltage range is 220/230/240V, frequency is 50/60Hz.
  • Page 25 · The AC wiring step: Uninstall the parts of the AC Insert the stripped and bared cable through pressure connection plug from the accessory bag. screw, seal ring, threaded sleeve in sequence, insert cables into connection terminal according to polarities indicated on it and tighten the screws firmly.
  • Page 26 Selection of Fuses and Cables Main cable (AC line cable) shall be short circuit protected and thermal over- load protected. Always fit the input cable with fuse. Normal gG (US:CC or T) fuses will protect the input cable in short circuit situation. They will also prevent damage to adjoining equipment.
  • Page 27 WiFi device (purchase the product from supplier if needed). Connection steps: 1.Plug the WiFi device into “WiFi” port at the bottom of the inverter. 2.Connect the WiFi with the local router. Set the site account on the FoxESS web(please check the WiFi device user manual for more details).
  • Page 28 (2). CT (optional) This inverter has integrated export limitation functionality. To use this function, a power meter or a CT must be installed. If used, please reference picture below. The CT should be fitted around the live conductor on the grid side of the main incoming consumer unit.
  • Page 29 (3). RS485/Meter RS 485 RS485 is one standard communication interface which can transmit the realtime data from inverter to PC or other monitoring devices. RS 485 Meter(optional) The inverter has integrated export limitation functionality. To use this function, a power meter or a CT must be installed. If the power meter is used, it should be installed in the grid side.
  • Page 30 Short press the touch key to switch display or make the number+1. Long press the touch key to confirm your setting. Meter 485+ Main Switch Grid LOAD Meter 485-...
  • Page 31 (4).DRM0/ESTOP Model Function Socket Asserted by shorting pins Operate the disconnection device DRM0 Emergency stop the inverter ESTOP DRM0 setting Short press the touch key to switch display or make the number+1. Long press the touch key to confirm your setting. The PIN definitions of CT/RS485/DRM0/ESTOP interface are as below.
  • Page 32 (5).Upgrade User can update the inverter system through a U-disk. Upgrade Steps: 1 Please contact the service support to get more information and the update files, and copy the files to U-disk as the following path master: “Update\Master\MasterVx.xx.hex” slave: “Update\Slave\SlaveVx.xx.hex” manager: “Update\Manager\ManagerVx.xx.hex”...
  • Page 33 4 Short press on the button to select the one you want to upgrade, then long press on the button, the inverter will start the upgrade process automatically. CopyingFile Update Master/Slave/Manager xx% Master/Slave/Manager xx% Note! Make sure you have put the right file in the U-disk, if you only want to upgrade one chip, just put the one file into U-disk, if you want to upgrade all chips, you need put all files into U-disk.

  • Page 34: Run The Inverter

    5.6 Run the inverter Start inverter after checking all below steps: Check that device is fixed well on the wall. Make sure all the DC breakers and AC breakers are disconnected. AC cable is connected to grid correctly. All PV panels are connected to inverter correctly, DC connectors which are not used should be sealed by cover.
  • Page 35 Start inverter · Inverter will start automatically when PV panels generate enough energy. · Check the status of LED and LCD screen, the LED should be green and the LCD screen should display the main interface. ·If the LED is not green, please check the below: All the connections are right.
  • Page 36 5.7 Switch off Inverter Please follow the below steps to switch off the inverter: a) Please switch off the inverter AC switch; b) Please switch off the DC switch, the inverter will be totally out of power 5 minutes after DC is off.

  • Page 37: Operation Method

    6. Operation Method Control Panel Object Name Function LCD Screen Display the information of the inverter. Green: The inverter is in normal state. Indicator LED Red: The inverter is in fault mode. The touch key is used to set the LCD to display different parameters.

  • Page 38: Lcd Function

    LCD Function menu structure 16×2 LCD start state/Error Pac= W Vpv= Pac= Language Pac= W Ipv= Pac= Language:XXXX Pac= W Vac= Iac= Select Safety Pac= W Freq= Pac = Safety：XXXX Pac= W E today= kWh Pac = E total= kWh Error Code 1 Error Code 2 Pac =...

  • Page 39: Lcd Operation

    LCD Operation 6.3.1Factory state Long press on the button to enter the language setting. Short press on the button to choose the language. Long press on the button to finish language setting and enter to safety setting. Short press on the button to choose the safety. Long press on the button to finish safety setting and leave factory state.
  • Page 40 Output voltage Vac=xxx.xV Output voltage Output frequency Freq.=xx.xxHz Output frequency Output current Iac=xx.xA Output current PV input voltage Vpv= xxxV PV input voltage PV input current Idc= xxx A PV input current Fault information Isolation fault IsolationFault The resistance between earth and PV is too small Consistent fault Consist Fault...
  • Page 41 Auxiliary Voltage Fault SPS Fault SPS over/under voltage Grid voltage 10 minutes Grid 10 Mins voltage Grid 10Min OVP average over voltage Neutral Voltage Fault Ground Fault Neutral line to ground over voltage PLL Fault PLL Fault Phase locked loop cannot lock Comm Lost Fault Comm Lost Serial port/SPI communication timeout...

  • Page 42: Troubleshooting

    Troubleshooting Troubleshooting This section contains information and procedures for solving possible problems with the FoxESS inverters, and provides you with troubleshooting tips to identify and solve most problems that can occur with the FoxESS inverters. 7.1.1 Check the fault message on the System Control Panel or a Fault code on the inverter information panel.
  • Page 43 Please check grid-connection, e.g. wires, interface etc. Checking grid usability. Grid Lost Fault Or seek for help from us. Check the panel’s open-circuit voltage whether the value is similar or already >550Vdc. PV Volt Fault Please seek help from us when voltage ≤550Vdc. Disconnect PV (+), PV (-) with DC.
  • Page 44 Are the configurations settings correct for your particular installation? — Are the display panel and the communications cable properly connected and undamaged? Contact FoxESS Customer Service for further assistance. Please be prepared to describe details of your system installation and provide model and serial number of the unit.

  • Page 45: Routine Maintenance

    Routine maintenance Inverters do not need any maintenance or correction in most conditions, but if the inverter often loses power due to overheating, this can be the following reason: The cooling fins at the rear of the unit are covered by dust/dirt. Clean the ●...

  • Page 46: Decommissioning

    Decommissioning Dismantling the Inverter Disconnect the inverter from DC Input and AC output. Wait for 5 minutes for de-energizing. Disconnect communication and optional connection wirings. Remove the inverter from the bracket. Remove the bracket if necessary. Packaging If possible, please pack the inverter with the original packaging. If it is no longer available, you can also use an equivalent box that meets the following requirements.
  • Page 47 Maitian Energy Co., Ltd. ： District, ： Twitter YouTub e FoxESS web...

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