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Pytes Pi LV1 User Manual

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User Manual
LFP Battery
Pi LV1
Information Version: 1.1

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Summary of Contents for Pytes Pi LV1

  • Page 1 User Manual LFP Battery Pi LV1 Information Version: 1.1...
  • Page 2 Pytes Pi LV1 LFP Battery User Manual Dear Customer, Thank you for purchasing Pytes Pi LV1. Pi LV1 is developed and produced by Pytes to provide safe, reliable and high-performance energy storage solutions for residential, small commercial and industrial energy storage systems.
  • Page 3 6.Do not expose Li-ion battery to heat or fire. In case of fire, please use fire extinguisher. 7.Do not dismantle any part of the Product without contacting and permission from Pytes or Pytes authorized technical engineers. System failure caused by such action will not be covered by the warranty.
  • Page 4 6. Do not expose Li-ion battery to heat or fire. In case of fire, please use fire extinguisher. 7. Do not dismantle any part of the system without contacting PYTES or PYTES authorized technical engineers. System failure caused by such action will not be covered by the warranty.
  • Page 5 Symbols Read the instruction manual before starting installation and operation. Caution, do not dispose of batteries in a fire, the battery may explode. Caution, a battery can present a risk of electric shock and burns by high short-circuit current. do not short-circuit the Li-ion battery. Caution, do not dispose the product with household wastes.

  • Page 6: Table Of Contents

    CONTENTS 1 Safety Precautions..................1.1 Transportation ..................1.2 Storage ....................1.3 Emergency Situations ................1.4 Disposal ....................2 Specifications....................2.1 Parameters.................... 2.2 Packing List ..................2.3 BMS function..................3 Interface and protection functions............... 3.1 Interface Instructions................3.2 Components..................4 Operating Environment ................5 Installation and configuration...............

  • Page 7: Safety Precautions

    1. Safety Precautions 1.1 Transportation Pytes Pi LV1 original packaging complies with regulation of UN3480, Class 9, Packaging Group II. Always check all applicable local, national, and international regulations before transporting a LFP battery. The battery must be transported in its original or equivalent package and in an upright position.

  • Page 8: Disposal

    Damaged batteries are dangerous and must be handled with extreme care. They are not suitable for use and may cause danger to persons or property. If the battery pack appears to be damaged, do not allow any person access, and then contact PYTES or an authorized dealer for support.

  • Page 9: Packing List

    Within 1 month: -20°C~50°C / -4°F~122°F 1~3 months: -10°C~40°C /14°F~104°F 3~12 months: 0°C~30°C /32°F~86°F [1]: 4 models parallel in Pi LV1 is Recommended. Contact Pytes for advice if 5 or 6 BMUs will be paralleled. [2]: @25°C, 0.5C Charging/Discharging, 80% DOD. 2.2 Packing List...

  • Page 10: Bms Function

    Earthing UL1015-10AWG-1000mm-Yellow/Green- Cable SC6-6*2 Spare RJ45 Connector Pi LV1 Base1 User Manual Pi LV1 BMU 51.2V, 100Ah, LFP Battery Module Locking SGCC-130*40*1.2-Powder Package Pieces Coatin-Black-RAL9005 M5x10 Steel, Black zinc plating-Flat tail-Drop Screws resistant-96H 2.3 BMS function Item Parameters Charge/Discharge End Cut-off...

  • Page 11: Interface And Protection Functions

    3. Interface and protection functions 3.1 Interface Instructions...

  • Page 13: Components

    3.2 Components Unit Name Function description Soft power Button Long Press for 0.5s to Power on/off Pi LV1. External power connector, negative, M8, Power terminal - to connect to PCS battery negative terminal. External power connector, positive, M8, Power terminal + to connect to PCS battery positive terminal.

  • Page 14: Operating Environment

    Negative power interface for parallel connection between connector - BMUs, or the upper BMU to BCU. Pi LV1 Earthing Point 2 Base Warning: 6, 7 is DVC-A circuit, they shall not be connected to DVC-B/C circuit when installed, or hazard shock will occur.

  • Page 15: Installation And Configuration

    5. Installation and configuration 5.1 Installation preparation 5.1.1 Safety Requirements Only those who have been trained in the power system and have a good knowledge of the power system are allowed to install the Product. Always observe local safety regulations and the safety requirements listed below during the installation process.

  • Page 16: Unpacking

    5.3.1.2 Team Lift to Stack up Pi LV1 2) Place the Pi LV1 BMU onto base. Pay attention to BMU direction so that the connectors of base and BMU are at the same side. Fix the BMU to base with Locking Pieces*2 and M5x10*8 Screws.
  • Page 17 Bolt*1pc BCU TOP 5) Placing Pi LV1 BCU on top of the system and hold the wall part of wall bracket. Use pencil to mark expansion screw position on wall for electricity drill work. Ensure there’s no cables laid in the wall to avoid damage to the cables when drilling.
  • Page 18 M5*12 Bolt*1pc BCU TOP Warning: To avoid risk of collapse, Pi LV1 modules must be firmly locked to each other and BCU must be firmly installed to wall with the locking pieces and wall brackets provided in the Product package.
  • Page 19 7) Loosening 6 screws from left side panel. Align the T90 lug end of the external power cables to power terminals on Pi LV1 BCU, positive to positive and negative to negative, fix the lug to terminal with M8*20 screws.
  • Page 20 Note: Before starting the system, strictly check the connection terminals to ensure that the terminal is firmly connected. Make sure Pi LV1 is powered on prior to turn on the inverter. This is to avoid battery shock by the in-rush current of the large capacitors of the inverter.

  • Page 21: Communication

    Step 3. Wait for the indicator light to go off. Step 4. Turn off breaker on right side panel of BCU to power off Pi LV1. 5.3.3 Multi Stacks Connection Pi LV1 supports up to 3 stacks parallel connected. A 1uHub should be introduced in system to manage multi stack communication.

  • Page 22: Rs232 Port

    6.1 RS232 port Default baud rate of RS-232C ports: 115200bps. Table 6-1 RS232 Connector Pin Assignments Pin number RS-232C port 6.2 RS485 port and CAN port Default baud rate of RS-485 port: 9600bps Default baud rate of CAN port: 500K Table 6-2 RS485 and CAN Connector Pin Assignments Pin number Serial...

  • Page 23: Troubleshooting

    7 Troubleshooting Table 7-1 Pi LV1 BCU Pi LV1 Normal/Alarm/ Description System Status Protection Shutdown All off Normal Blink 1 Standby Standby Low Voltage Alarm Blink 3 Normal Capacity LED: L10 Blink 2, L1-L9 on Charge Blink 3 Alarm Protection triggered, charging stops...

  • Page 24: Unable To Start

    Pytes. 4. Check if the charging voltage meets the battery charging requirements. If not, adjust the power supply voltage to the...

  • Page 25: Unable To Discharge

    Pytes. the problem, then restart the battery; Warning: Do not repair the battery without authorization from Pytes!
  • Page 26 Warranty Card Customer Information Contact Name Phone Number Email Address Product Information Battery Model Inverter Brand/Model Battery Quantity Inverter Quantity Purchase Date Inverter Using Time Serial Number on/off Grid Installer Information Installer Name Installation Date Problem Description Photos of Battery Wiring Photos of Inverter Wiring and Panels...
  • Page 27 Shanghai PYTES Energy Co., LTD Add：No.3492 Jinqian Road, Fengxian District, Shanghai, China Tel：+86 21 57475852 Email：ess_support@pytesgroup.com The right of interpretation belongs to Pytes Energy...

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