Fortress Technologies EVAULT MAX 18.5 Installation Manual

Lithium battery

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Summary of Contents for Fortress Technologies EVAULT MAX 18.5

  • Page 2 FORTRESS eVault Max 18.5 kWh LITHIUM BATTERY INSTALLATION MANUAL SECURE YOUR ENERGY WITH FORTRESS LITHIUM BATTERY SYSTEMS Fortress battery systems utilize the industry’s most environmentally benign chemistry- Lithium Ferro Phosphate, which eliminates operating temperature constraints, toxic coolants, and the risk of thermal runaway and fire.
  • Page 4: Table Of Contents

    POWER FORTRESS TABLE OF CONTENTS 1. SAFETY 1.1 General Safety Precautions and Safety Instructions 2. TRANSPORTATION, HANDLING AND STORAGE 2.1 Transportation and Handling 2.2 Storage 2.3 Response to Emergency Situations 3. PRODUCT INTRODUCTIONS 3.1 Technical Data 4. INSTALLATION 4.1 Environment Requirement 4.1 Tools and Material 4.3 Inspection Before Installation 4.4 Installation Location...
  • Page 5 1. SAFETY 1.1 GENERAL SAFETY PRECAUTIONS • All types of breakdown of the product may lead to a leakage of electrolyte or flammable gas. • During installation of the battery, the utility grid, solar input must be disconnected from the Battery Pack wiring.
  • Page 6: Transportation, Handling And Storage

    CAUTION! Do not disassemble or modify the battery. If the battery housing is damaged, do not touch exposed contents. 2. TRANSPORTATION, HANDELING AND STORAGE 2.1 TRANSPORTATION AND HANDLING Do not knock, drop, puncture, or crush the battery; Do not expose battery to flames, incinerate or direct sunlight; Do not open battery case or disassemble the battery;...
  • Page 7: Product Introductions

    PRODUCT INTRODUCTION TECHNICAL DATA MODEL EVAULT MAX 18.5 Total Energy(kWh) 18.5 Recommend Charge Current Max. Charge Current (Continuous) [A] Max. Discharge Current Continuous) [A] Max Pulse Current for 10sec [A] Capacity [Ah] Voltage [V] 51.2 (48) Charging Temperature [F] 32~113...
  • Page 8: Environment Requirement

    4.1 ENVIRONMENT REQUIREMENT Application scenarios Residence Indoor and place away from strong electromagnetic Operating Environment radiation Operating Temperature -10~55°C (14~131°F) IP grade IP54 Short time(≤1month): -20~45°C (-4~110°F) Storage Temperature Long time (≥1month): 15~35°C (59~95°F) Operating Humidity 0 ~ 85% 180A@≤2,000m Max charge/discharge current Vs.
  • Page 9: Inspection Before Installation

    4.5.1 Mounting and securing the battery The Fortress eVault Max 18.5 is designed to stand on the floor with 4 wheels on the bottom. If desired, the wheels can be disassembled. We recommend putting the batteries on durable racks to avoid flooding. Please refer to the Fortress Lithium Battery Data Sheet for weight and dimension.
  • Page 10: Connecting The Battery To The Charge Controller And/Or Hybrid Inverter

    4.5.3 Connecting the battery to the Charge Controller and/or Hybrid Inverter The battery terminals are positioned under the top cover. Please use the screw driver to take the screws along the top cover off. Please make sure the breaker near the terminal is in the OFF position. Please install the positive cable first and the negative cable second.
  • Page 11: Battery Communication

    The Fortress eVault Max 18.5 has 2 grounding holes on the bottom of battery case. 4.5.6 System Commission If you’re installing (x1) eVault Max 18.5, please follow the below steps to start up the system. 1. Check system connection cables for correct polarity.
  • Page 12 The Storage Capacity and total available Amperage are increased by the parallel arrangement. The following illustration shows how to connect multiple batteries in parallel. Please note the overall Voltage is not changed. The available Amperage from the system has been doubled.
  • Page 13 2. Confirm the Battery DC circuit breaker is in the “OFF” position. 3. Wire each battery’s power bus to inverter. Wire inverter’s cable to PV, Grid and Load. 4. Use the CAT5/6 cables to connect the batteries’ COM Parallel port, as illustrated in the chart below. Ensure communication matching resistor of two terminal is set as 120Ω, while the others are set to OFF.
  • Page 14: Parallel Connection

    2. Please put battery breaker into “ON” Position 3. Please put inverter breaker into “ON” Position CAUTION! If Paralleling the eVault Max 18.5 batteries without connecting them via RJ45 cable(s), please make sure the difference between the highest voltage and lowest voltage does not exceed 0.5 volts.
  • Page 15: Final Connection Of The Installation

    KEY POINTS SUMMARY: 1. Each Fortress Lithium Battery contains circuitry that protects the Lithium Ferro Phosphate cells from overcharging, over-discharging, and excessive load amperage. If the values specified are exceeded, the battery will enter a protective shut down state. In some cases, this may result in the need to re- initialize an inverter charger or other pieces of equipment in the installation.
  • Page 16: Operating

    6. OPERATING 6.1 OPERATING ENVIRONMENT See “3.1 Technical Data” Table on page 5 6.2 CHARGING Never attempt to charge a battery without first reviewing and understanding the instructions for the charger being used. Only use a Fortress Power Approved Lithium Ferro Phosphate (LFP) charger if ancillary charging is required before installation, testing or troubleshooting.
  • Page 17: Diagnostic Guide

    Charger/Inverter configuration recommendation for best Performance: The Battery Parameter Setting Guides with SMA, Sol-Ark, Schneider and Outback Inverters/Chargers are available to download on www.fortresspower.com/Resource Recommended operating parameters of charger/Inverters For 3,000 Cycles: • Operating temperature range: 32°F to 120°F (0°C to 49°C) Recommended operating parameters of charger/Inverters For 6,000 Cycles: •...
  • Page 18: Troubleshooting

    8. TROUBLESHOOTING 8.1 GENERAL SYMPTOM-SOLUTION SITUATIONS SYMPTOM SOLUTION Unit’s BMS is in Protection Mode. There are two possible solutions. Unit voltage at terminals 1. Use a 48V charger to trickle charge the battery in order activate the BMS is extremely low or is bleeding down (steep 2.
  • Page 19: Lcd Display Warnings

    8.2 LCD DISPLAY WARNINGS ERROR MEANING over high voltage protection over low voltage protection Discharge over-temp protection, charge over-temp protection, environmental over-temp protection Discharge low-temp protection, charging low-temp protection, environmental low-temp protection Discharge over current protection, charge over current protection Short circuit protection 8.3 FUNDAMENTAL TROUBLESHOOTING GUIDE RUNNING...
  • Page 20 RUNNING STATUS DISPLAY SOLUTION STATE · over current Charge lower the power used alarm · over current disconnect the battery and turn it on after Charge protection lowering the power · total low-voltage Discharge start charging alarm · total low-voltage Discharge charging activation protection...
  • Page 21 RUNNING STATUS DISPLAY SOLUTION STATE · environment Temperature over temperature reduce the environment temperature alarm · environment Temperature over temperature reduce the environment temperature protection · environment Temperature low temperature improve the environment temperature alarm · environment Temperature low temperature improve the environment temperature protection PLEASE CONTACT US FOR TECHNICAL SUPPORT...

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