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Summary of Contents for Pylontech Force H3X
- Page 1 Force H3X Energy Storage System User Manual (FH3X-3.6K/5K/6K/8K-HY-1P-5/10/15/20) Information Version: 1.1 5PMPA08-20002...
- Page 3 Legal Information Copyright©2025 Pylon Technologies Co., Ltd. All rights reserved. Any reproduction or distribution of this manual or any part of this manual, or any uploading of this manual to a third party website, in any form by any means, without the prior written consent of Pylon Technologies Co., Ltd., is prohibited.
- Page 4 Contents Information about this manual ....................7 Purpose ......................................7 Explanation of Symbols ..............................7 Safety ..............................8 Symbols ......................................8 Personal Requirements ..............................9 General Safety ..................................9 System Introduction ........................12 System Overview ................................12 3.1.1 Brief introduction ................................12 3.1.2 Product Model ..................................
- Page 5 Preparing Cables ................................29 System Diagram ................................. 30 5.3.1 Electrical wiring diagram ............................30 5.3.2 Standard wiring diagram ............................30 5.3.3 Australia wiring diagram .............................. 31 Grounding Connection ..............................31 AC Connector Assembly and Connection ....................33 5.5.1 AC Connector Assembly ............................. 33 5.5.2 AC Connector Connection ............................
- Page 6 Troubleshooting ................................. 60 Replacement of main components among the BESS ................. 64 7.4.1 Replacement of Battery Module .......................... 64 7.4.2 Replacement of Power Controller ........................66 Expansion Services ........................67 Shipment and Storage ....................... 68 Shipment ....................................68 Storage ...................................... 68 Warranty Services and Repair ....................
- Page 7 Information about this manual Purpose This manual describes the Force H3X (Hereinafter referred to as FH3X) energy storage system from Pylontech in terms of its overview, installation, commissioning, maintenance, etc. Please read this manual before installing the battery and follow the instructions carefully during installation. In case of any confusion, please contact Pylontech immediately for advice and clarification (Contact information can be found on the back cover of the manual).
- Page 8 Safety Symbols Icon Meaning Icon Meaning Read the manual before Do not connect the positive installing and operating the and negative reversely. product. General warning label Keep away from flame or indicating potential hazards. ignition sources. Warning: electric shock. Keep away from children. Label for Waste Electrical and Warning: flammable materials.
- Page 9 Personal Requirements Qualified personnel must have the following skills: Training in the installation and commissioning of the electrical system, as well as the dealing with hazards. Knowledge of the manual and other related documents. Knowledge of the local regulations and directives. ...
- Page 10 Warning: For battery installation, the installer shall refer to NFPA70 or similar local installation standard for operation. Warning: Pulling out the connectors while the system is working could lead to battery system damage or personal injury. Do not pull out the connectors while system is in operation. Caution: Improper settings or maintenance can permanently damage the battery.
- Page 11 Caution: PV module used with FH3X system must have an IEC 61730 Class A rating. Warning: Operations below must be accomplished by licensed technician or Pylontech authorized person. Warning: The BACK-UP terminal of FH3X system is not allowed to connect to the grid.
- Page 12 System Introduction System Overview 3.1.1 Brief introduction The FH3X product are designed with advanced modular design concept. It integrates photovoltaic, inverter, energy storage as a whole, without additional switch box, junction box and other equipment. The all-in-one power controller is directly connected to the stacked battery modules form a complete light storage integrated system solutions for customers, which provides the greatest choice for the application of the energy storage system and the convenience of installation.
- Page 13 For different country or area, the color of L、N、PE may be different. Red/black/brown Blue Green & yellow Component Description NOTE: The quantity of the battery modules is based on your practical system. Name Description >>> section 3.2.1 Power Controller Power controller section 3.2.2 Battery Module Battery module (>>>...
- Page 14 Left side view Name Description AC GRID terminal AC terminal for connection to the utility grid BACK-UP terminal AC terminal for Backup loads Connector for meter/CT, or other equipment, or parallel COM terminal interface section 5.7.1 For details of the terminal pins, see Connector for relay control of parallel connection and external heat pump on/off Rated voltage: 250V;...
- Page 15 Right side view Name Description PV terminals Positive and negative DC input connectors Can be removed by the PV Terminal Removal Tool (see in >>> section 4.1 Checking Before the the packing list Installation PV SWITCH Isolating switch for PV It is recommended to additionally lock the switch for maintenance shutdowns.
- Page 16 3.2.2 Battery Module The FH10050 battery module, which first appeared in the release of another Pylontech battery system ForceH3. The FH3X energy storage system is upgraded based on the ForceH3 system, sharing one battery module, which is a key feature of the FH3X energy storage system. A single battery module is rated at 102.4V/50Ah, and multiple battery modules are stacked and used in...
- Page 17 Installation Checking Before the Installation Checking the Outer Packing and Deliverables After receiving the product, check the outer packing for damage, such as holes, cracks, deformation and so on. If any damage is found, contact the local retailer as soon as possible. After unpacking the product, check that the deliverables are complete.
- Page 18 Preparing Tools and Instruments Tools and Instruments Type Tools and Instruments Wire Cutter Crimping Plier Wire Stripper Installation Screwdriver Hammer Drill 1000VDC Multimeter Adjustable Wrench Socket Wrench Set Cable Ties Personal Insulated Gloves Safety Goggles Safety Shoes protective equipment (PPE) Anti-arc Flash Suit NOTE: Use properly insulated tools to prevent accidental electric shock or short circuits.
- Page 19 Selecting the Installation Sites 4.3.1 Working Environment Requirements Cleaning Danger: Before installation and system power on, the dust and iron scurf must be removed to keep a clean environment. The system cannot be installed in desert area without an enclosure to prevent from sand. Danger: Battery module has active DC power at terminals all the time.
- Page 20 Clearance Minimum clearance to heat source shall be more than 2 meters. Minimum clearance between battery strings shall be more than 0.3 meters. 4.3.2 Installation Space Requirements Warning: The power terminals of this system have high DC voltage. It must be installed in a restricted access area.
- Page 21 System Installation Danger: The system is a high voltage DC system, operated by qualified and authorized person only. 4.4.1 Mounting the Battery Base When the system cannot be mounted with wall brackets, in order to ensure that the system does not fall over, the base must to be fixed to the support surface with 4 pcs M8×60 expansion bolts.
- Page 22 4.4.2 Installing the Battery Module onto the Base Warning: Single battery module is 39 kg. The battery module should be handled by at least 2 people if there’re no handling tools. Lift the two handles on the battery module as below, making sure the battery not tilting to one side.
- Page 23 4.4.3 Installing the Power Controller onto the Battery Module Danger: When battery is connected together with the base, the internal socket still has high voltage DC power from serial connected battery modules. Insert the 2 lifting handles into the holes on the left and right sides of the controller and tighten them.
- Page 24 your practical system. Remove the handles from the controller. Fix the controller to the battery module with 2 M4 screws (tightening torque: 1.2-1.5 Nm) on both sides of the controller base. 4.4.4 Installing the Metal Brackets for the System In controller’s package, there are 2 pcs short and 2 pcs long metal brackets. Fix these metal brackets at both back sides of the battery modules (see the figure below).
- Page 25 Please follow the illustrations below to install the metal brackets for your practical system.
- Page 26 4.4.5 Installing the Anti-Toppling Brackets for the System Force H3 system is equipped with two anti-toppling brackets as follows. Such brackets act as an alternative of ground mounting of the battery system. Customers can choose either of the following methods for the system installation: section 4.4.1 Ground mounting with 4 x M8 expansion bolts to the support surface (see ...
- Page 27 Follow the illustrations below, firstly fit the anti-toppling brackets on back sides of the controller, then use M4 screws to fix. REMEMBER to fit the brackets on both sides of controller, same with following steps： M4 Screw Mark the central points of the slotted holes at both sides on the wall. Dismantle the brackets on both sides.
- Page 28 Embed the two M8 expansion bolts into the holes respectively. M8 Expansion bolt Fit the brackets across the M8 expansion bolts on both sides, then fix the brackets on the controller with M4 screws (tightening torque: 1.7~2.2 Nm). Fix the M8 nut (a) across the 8 mm flat gasket (c) and spring washer (b) with a torque of 12~13 Nm.
- Page 29 Cable Connection Safety Instructions Measure the frequency and voltage of grid connection and make sure they follow the system’s grid connection specifications. >>>section 5.5.3 An external circuit-breaker on the AC side is strongly recommended ( Reliability of all ground connections must be tested and valid. ...
- Page 30 System Diagram 5.3.1 Electrical wiring diagram 5.3.2 Standard wiring diagram...
- Page 31 5.3.3 Australia wiring diagram For Australia, New Zealand and South Africa, the neutral cable of GRID side and BACK-UP side must be connected together. Otherwise BACK-UP function will not work. Grounding Connection Procedure Prepare the cable and OT/DT terminal. OT/DT Heat shrink terminal tubing...
- Page 32 NOTE : After being crimped, the OT terminal must wrap the wires completely, and the wires must contact the OT terminal closely. When using a heat gun, protect the device from being scorched. Use the ground screw (see in the packing list >>> section 4.1 Checking Before the Installation) and fix the grounding wire to the chassis grounding point with a screwdriver Warning: The system modules has 3 grounding points as follows.
- Page 33 AC Connector Assembly and Connection There are two AC terminals on the power controller with similar assembly steps. The AC GRID terminal: connect to the grid. BACK-UP terminal: connect to the critical load circuit. 5.5.1 AC Connector Assembly Procedure Insert the following tool into the hole of the cable gland and remove the terminal plug.
- Page 34 Loose the screws in the terminal plug with the L-shaped screwdriver. Plug the wires to the terminal plug according to the labels on the plug and tighten the screws in the terminal plug with the L-shaped screwdriver. Ensure that the wires are securely in place by slightly pulling outwards.
- Page 35 5.5.2 AC Connector Connection Procedure Insert the following tool or a small screwdriver into the waterproof lid to remove it from the AC terminal. Insert the connector into the AC terminal until there is an audible sound. Click 5.5.3 AC Switch Types Please install an individual 2-stage miniature circuit breaker according to the following specifications.
- Page 36 Recommended circuit breaker specifications Rated Number of Breaking Breaker parameter pole pairs characteristic 50A / 230V AC 10KA Type C 63A / 230V AC 10KA Recommended leakage current protection device In the system installation, it is recommended to add leakage current protection device at the grid access and load output, generally 30mA (type B) RCD can meet the requirement.
- Page 37 snaps into place. Ensure that the cables are securely in place by slightly pulling outwards. Tighten the cable gland and insulator (tightening torque 2.6-2.9 Nm). Positive Terminal Negative Terminal NOTE : Please check for polarity correctness. If the PV polarity is reversed, the system will be in a fault or alarm state and will not operate normally.
- Page 38 NOTE : The PV terminal can be removed by the following PV Terminal Removal Tool (see in the packing list >>> section 4.1 Checking Before the Installation) EPO Connection (PIN2 and PIN3 in the COM communication port are EPO function port pins. Connect PIN2 and PIN3 externally to a normally closed switch for short circuiting) EPO (Emergency Power Off) function is a special feature of FH3X products, it can be used to switch off the inverter's full power through the external switch button, for safety operation in emergency...
- Page 39 Heat Pump Connection Users can use the heat pump shortcut button on the app to switch on and off the heat pump in their home.
- Page 40 Heat Pump Signal Cable: PIN1 PUMP+ Control heat pump start-up PIN2 PUMP- PIN3 Outrelay+ Control EPS switchover PIN4 Outrelay- CT Connection DRM (Only DRM0 is available) In Australia and New Zealand, the inverter supports the demand response modes as specified in the standard AS/NZS 4777.
- Page 41 Function Interface Definition By closing S9 and closing S0, the inverter Communication terminals disconnects the AC output; DRM 0 pin 14 DRM0, pin 15 GNDS Closing S9 and disconnecting S0, the inverter resumes grid connection When DRM enable is turned on, connect the DRED (Demand Response Enabling Device) to the DRM0 interface on the inverter communication terminal to control DRM0.
- Page 42 Communication Connector Assembly and Connection 5.11.1 Communication Connector Assembly Unscrew the swivel nut from the COM connector. Press on the upper and lower parts as shown in the following figure to take out the terminal plug. Remove the sealing rubber gasket and take out the rubber plugs from it. Thread the cable through the swivel nut.
- Page 43 Fix all the wires to the terminal plug according to the following pin definition figure and tighten to a torque of 1.2+/-0.1 Nm with a slotted screwdriver. Ensure that the wires are securely in place by slightly pulling outwards. Pin definition Definition Description Emergency stop button signal, to be short-circuited...
- Page 44 Push the terminal plug into the housing until there is an audible click. 10. Install back the rubber gasket into the housing and Insert the rubber plugs in the EMPTY holes of the rubber gasket. 11. Fasten the swivel nut to the housing with a torque of 2.5+/-0.1 Nm. Click 5.11.2 Communication Connector Connection...
- Page 45 Commissioning System Turning On Safety Check Before Power ON Please check the following before switching on any power supply connected to the FH3X system and switching on the PV switch of the power controller: Grid voltage: check that the grid voltage at the point of connection to the FH3X system ...
- Page 46 Procedure Turn on the battery switch at the right side of the power controller. Turn on the AC switch between the FH3X and the power grid. Turn on the PV switch at the right side of the power controller. (Optional) Turn on the DC switch between the FH3X and the PV string if there is any. Observe the LEDs to check the system operating status.
- Page 47 Energy Management 6.2.1 WI-FI Information Manufacturer: Pylon Technologies Co., Ltd. Address: Plant 8, No.505 Kunkai Road, JinXi Town, 215324 Kunshan City, Jiangsu Province, PEOPLE'S REPUBLIC OF CHINA Importer: XXXX (Located in installed country） Address: XXXX (Located in installed country） Basic information of Wi-Fi Wi-Fi IEEE802.11b/g/n/ax @2.4GHz Wi-Fi frequency range...
- Page 48 6.2.2 App Download The FH3X system must be operated by App, the following is the download QR code of the corresponding App. NOTE : The FH3X system should be online and the plant need to be established. If the system is not be networked, the warranty will be shortened to 5 years (normally 10 years with network).
- Page 49 6.2.3 App Introduction Generally click the sign up first, users can enter the email and password, receive the verification code and check the "Accept ‘user agreement’ and ‘privacy policy’”. After completing the registration, the page automatically jumps to the login page. On the login page.
- Page 50 After scanning or entering the SN, click Next to verify if the SN is valid or not. If the app shows the SN is invalid. It means the installer have not built a plant prototype for this device. Please contact the installer to solve this problem.
- Page 51 6.2.4 Working Mode (For consumer) Self-Consumption mode This is the default mode and is designed to maximize the use of PV energy. In self-consumption mode, the PV energy is prioritized as Load > Battery > Grid, which means that the energy generated by the PV is prioritized for supply to the local load, the excess energy is used to charge the battery, and the remaining energy is fed into the grid or will be limited (depending on the ‘Meter Limiting Power’).
- Page 52 Feed in priority mode In this mode, the system can get some revenue from grid connection and it is recommended to select this mode when the grid feed in revenue is high. The priority of PV energy is Load > Grid > Battery, i.e. the energy generated by the PV is prioritized to supply the backup loads, the excess energy is fed into the grid for revenue, and the remaining energy is used to charge the battery.
- Page 53 6.2.6 Charge Time and Discharge Time Configuration In the charge time and discharge time configuration, four charging and discharging time periods can be set respectively, and each time period can be assigned according to the mode selection. No. Item Setting Range Start time 0-24 hours End time...
- Page 54 LED Introduction and Debug When the system is switched on, you can observe that the system LED display is illuminated for 30 seconds. Subsequently, each time you want to view the display, you can do so by pressing the black start button for 2 seconds. In addition, the LED is automatically illuminated whenever the system changes operating mode or fails.
- Page 55 Here is the detail description of the LED light. Icon Description Color Constant light: Resolve the specific problem in conjunction with the digital screen. A safety related, high level fault has occurred in the system including but is not limited to: power controller-side failure, Orange storage-side failure, interlock due to master-slave failure, emergency stop, battery communication loss, not including off-grid.
- Page 56 Icon Description Color P0: First power-up (unconfigured state, shutdown state) P1: Self-generated and self-consumption P2: Power reserve mode P3: Grid connection priority P4: Timed charging and discharging P5: After-sales maintenance mode Others reserved. 【 】 Definition based on power controller failure mode 【...
- Page 57 Maintenance System Turning Off Danger: When any failure occurs or there is a need for service, the battery storage system must be powered off at first. Precondition Before performing any internal operations on the FH3X system, disconnect the system from all voltage sources as described in this manual.
- Page 58 NOTE It is recommended to additionally lock the PV switch for maintenance shutdowns. The procedure of lock the PV switch is as follows. It is recommended to additionally lock the battery switch to prevent accidental contact by personnel as follow.
- Page 59 Battery Maintenance Danger: The maintenance of battery must be done by qualified and authorized person only. Danger: The power must be turned off prior to any maintenance of the battery. Danger: Do not maintain the battery while it is short-circuited and on fire, the battery may explode, spatter and release toxic gases.
- Page 60 Troubleshooting Danger: This system is a high voltage DC system, operated by qualified and authorized person only. Danger: Before checking the failure, ensure to check that all the cables connection and the BESS system can be turned on normally. The following fault codes are displayed on the LED display on the power controller. Fault Problem Possible Reason...
- Page 61 Fault Problem Possible Reason Solution Code after discharge cut-off after discharging. Batteries left in place Recharge the battery on time too long when it is left in place without use. Battery system false Restart the system to reconfirm. alarm Battery module Contact the manufacturer for damaged confirmation.
- Page 62 Fault Problem Possible Reason Solution Code FH3X energy storage system needs to be connected to the network, if the network Prolonged Perform network operation to is disconnected for a network failure maintain stable network usage. long time or not connected to the network, the system will not be able to be used.
- Page 63 Fault Problem Possible Reason Solution Code under- Grid instability, unusual Ensure that the power grid is frequency fluctuations available and stable. protection Contact the manufacturer to Others confirm. Long time high power Reduce the load operation of the system Ensure that there is room for heat dissipation in the controller heat Abnormal heat sink, and the installation...
- Page 64 Replacement of main components among the BESS Danger: This system is a high voltage DC system, operated by qualified and authorized person only. 7.4.1 Replacement of Battery Module Procedure Charge existing module to full (SOC 100%). Ensure that new battery module is 100% SOC as well.
- Page 65 Dismantle 2 M4 screws on both sides of the power controller base. Remove the power controller and each battery module one by one. Danger: When battery is connected together with the base, the internal socket still has high voltage DC power from serial connected battery modules. Internal Socket Warning: Single battery module weights 39 kg.
- Page 66 7.4.2 Replacement of Power Controller Procedure section 7.1 System Turning Off Follow the procedure of turning off the system (>>> ) and ensure that the system has been completely shut down. Disconnect the AC cables, DC cable, communication cable and grounding cable. >>>section 7.4.1 Replacement of Battery Module Dismantle the anti-toppling brackets ( >>>section 7.4.1...
- Page 67 This is a great feature for first time installations where you choose a lower power device, and then later on, if your household power needs increase or you want to increase the power of your device for other reasons. For details on how to implement this, please contact your local dealer or email service@pylontech.com.cn.
- Page 68 In particular, local rules and policies (e.g. ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road) for the product transportation shall be complied with. For more details, please enquiry the Safety Data Sheet (SDS) from Pylontech: service@pylontech.com.cn. Storage It is not recommended to leave the battery unused for a long time.
- Page 69 In addition to the APP work order feedback, Any questions, problems or needs in the process of your use of ideas, you can also communicate with the dealer or contact experts from Pylontech: service@pylontech.com.cn In the product warranty time and warranty scope, if the product has quality problems, you can ...
- Page 70 Disposal In case a battery (normal condition or damaged) needs disposal or needs recycling, it shall follow the local recycling regulations to process, and use the best available techniques to achieve a relevant recycling efficiency.
- Page 71 Technical Specifications System Specifications Specifications FH3X-3.6K/5K/6K/8K-HY-1P-5/10/15/20 FH3X-3.6K- FH3X-5K- FH3X-6K- FH3X-8K- Controller HY-1P HY-1P HY-1P HY-1P Battery module FH10050 Number of battery modules 1/2/3/4 System nominal capacity (kWh) 5.12/10.24/15.36/20.48 System nominal power (kW) DC (PV side) Maximum power (kWh) 12.8 Maximum input voltage (V DC) Start up voltage (V DC) Mppt voltage range (V DC) 80~550...
- Page 72 Specifications FH3X-3.6K/5K/6K/8K-HY-1P-5/10/15/20 The maximum discharging power of the single-phase model with more than one battery (kW) AC (Grid side) Nominal grid voltage 1/N/PE a.c. 230 V Nominal grid frequency (Hz) 50/60 Max. (rated) continuous current to grid (A) 15.7 21.7 26.1 34.8 Nominal active power to grid (W)
- Page 73 Specifications FH3X-3.6K/5K/6K/8K-HY-1P-5/10/15/20 Anti-islanding protection Yes, frequency shift AFCI Insulation resistor detection Residual current monitoring unit Output over current protection Output short protection Output overvoltage protection PV switch DC reverse polarity protection PV overvoltage protection General Data 540*665/835/1005/1175*350 Dimensions (W/H/D，mm) (Height corresponds to 1~4 battery modules) 77/116/155/194 Weight (kg) (Weight corresponding to 1~4 battery modules)
- Page 74 Battery Specifications Specifications Values Cell Technology Li-ion (LFP) Battery Module Capacity (kWh) 5.12 Battery Module Voltage (VDC) 102.4 Battery Module Capacity (Ah) Maximum continuous charge/discharge current 50/50 Battery Cell Voltage (VDC) Battery Cell Capacity (Ah) Dimension (W x D x H, mm) 540 x 350 x 170 Weight (kg) Operation Temperature (℃)
- Page 76 Pylon Technologies Co., Ltd. No.300, Miaoqiao Road, Kangqiao Town Pudong New Area, Shanghai 201315, China +86-21-51317699 service@pylontech.com.cn www.pylontech.com.cn...
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