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Summary of Contents for Pytes ST20
- Page 1 User Manual High-voltage residential energy (ST20) storage battery system Edition：V1.0 Release Date：2023-12-19 Information Version: 1.1...
- Page 2 Statement The products, services and functional parts purchased are stipulated in the contract between the company and the customer. All or part of the products, services and features described in this document may not be within the scope of purchase or use. Unless otherwise specified in the contract, all statements, information and suggestions in this document are provided "as is"...
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Page 3: Table Of Contents
CONTENTS 1 Role of this Article..................5 1.1 Applicable Products................5 1.2 Target Readers..................5 1.3 Symbol Description................5 2 Security Considerations................5 2.1 Universal Security................5 2.2 Battery Safety..................6 2.2.1 Basic Requirements..............7 2.2.2 Personal Safety................8 2.2.3 Battery Installation Requirements..........8 2.3 Emergency Measures for Emergencies..........8 2.3.1 Battery Leakage.................9 2.3.2 The Battery is Exposed to Water..........9 2.3.3 The Battery is Bulging..............9 2.3.4 The Battery Smokes or Burns..........10... - Page 4 5 System Installation...................14 5.1 Installation Requirements..............14 5.1.1 Installation Carrier Requirements..........15 5.1.2 Installation Angle Requirements..........16 5.2 Installation of Battery System............16 5.2.1 Handling Equipment..............16 5.2.2 Installation of Battery System...........16 5.2.3 Installation of Energy Control Box..........18 6 Electrical Connections................18 6.1 Safety Precautions................18 6.2 Electrical Connections...............18 6.3 Connecting the Protective Earth............19 6.4 Power Cable Connection..............19 6.5 Communication Line Connection............20...
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Page 5: Role Of This Article
1 Role of this Article This manual introduces ST20. Please read this manual before you to install the battery and follow the instruction carefully during the installation process. Any confusion, please contact your authorized dealer immediately for advice and clarification. -
Page 6: Battery Safety
Please use the system according to the charge and discharge parameters specified in this manual. It is prohibited to connect the battery and AC power directly. Forbid breaking up the battery and its part. Forbid to rap, stomp and throw the battery. Even if the grid is cut off, the battery system still has the voltage output, please take care to avoid electric shock or short circuit when using battery module. -
Page 7: Basic Requirements
Battery damage, drops, leakage, etc. caused by improper operation or failure to connect the battery as required. The battery is installed on site and connected to the system, and the battery is over discharged due to customer reasons that are not powered on in time, resulting in damage. -
Page 8: Personal Safety
2.2.2 Personal Safety Appropriate personal protective equipment should be worn during the operation of the equipment. If a malfunction is found that may cause personal injury or equipment damage, the operation should be terminated immediately, reported to the person in charge, and effective protective measures should be taken. -
Page 9: Battery Leakage
2.3.1 Battery Leakage If the battery pack is leaking electrolyte, avoid contact with the leaking liquid or gas. In case of contact with the leaking substance, the following measures should be taken immediately. Inhalation: Evacuate contaminated areas and seek medical attention. Contact with eyes: Rinse eyes with water for 15 minutes and seek medical attention. -
Page 10: The Battery Smokes Or Burns
2.3.4 The Battery Smokes or Burns Possible causes Emergency measures Further measures The person who extinguishes the fire shall take correspond- ing measures according to the corresponding situation; If the smoke or fire is not large, professionals should wear protective equipment and use Cut off the power fire extinguishers to extinguish Internal short circuit... -
Page 11: Product Introduction
Energy control box the input and output ports of the energy storage system are high-volt- age direct current. Battery 1 Battery 2 Battery 3 Battery 4 ST20 3.2 Application Scenarios Inverter Power grid PV Generation RT20 Electrical load... -
Page 12: Description Of Appearance
3.3 Description of Appearance 3.3.1 Battery System Appearance Note Make sure the control box is installed above the battery, not above the control ......1 box. This article uses the configuration of five ......2 batteries as an example to introduce the ...... -
Page 13: Energy Control Box Appearance
3.3.4 Energy Control Box Appearance Debug port Status LED Air switch DC terminals Communication port Battery series interface 4 Equipment Inspection and Storage 4.1 Check before Signing Before signing for the product, please check the following in detail: Inspect the outer packaging for damage, such as deformation, holes, cracks or other signs that could cause damage to the equipment inside the box, do not open the package and contact your distributor if damaged. -
Page 14: Device Storage
4.2 Device Storage The storage environment needs to meet local regulations and standards. When it is stored beyond the expiration date, it needs to be inspected and tested by professionals before it can be put into use. When the battery is stored, it should be placed correctly according to the box identifica- tion, and should not be placed upside down or sideways. -
Page 15: Installation Carrier Requirements
Do not block the vents or cooling system when the equipment is in operation to prevent high temperature fires. It is forbidden to place the equipment in an environment with flammable or explosive gases or fumes, and to perform any operation in that environment. It is prohibited to install in mobile scenes such as ships, trains and automobiles. -
Page 16: Installation Angle Requirements
5.1.2 Installation Angle Requirements Ensure that the equipment is installed horizontally and not tilted or inverted. 5.2 Installation of Battery System 5.2.1 Handling Equipment In the transportation, turnover, installation and other operations, must meet the laws and regulations of the country or region where it is located and the relevant standard require- ments. - Page 17 Installation Steps As shown in Figure 1, align the floor mounting base with the wall horizontally, with the bracket 15 mm~20 mm away from the wall surface. test fit the mounting bracket to the corresponding position of the base, and mark the corresponding wall drilling position of the mounting bracket with a marker.
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Page 18: Installation Of Energy Control Box
5.2.3 Installation of Energy Control Box After the battery pack is stacked, stack the energy control box to the top of the pack. Test fit the mounting bracket to the corresponding position of the energy control box and mark the corresponding wall drilling position of the mounting bracket with a marker. Remove the mounting bracket and punch holes in the marked position. -
Page 19: Connecting The Protective Earth
6.3 Connecting the Protective Earth When installing the equipment, the protective ground must be installed first; when removing the equipment, the protective ground must be removed last. Please make sure the protective earth wire is reliably connected; if it is not connect- ed or loosened, it may lead to electric shock hazard. -
Page 20: Communication Line Connection
Caution: Recommended crimping tool: manual hydraulic crimping pliers. The cross-sectional area of the cable is 10 mm2. The crimping length is 8±2 mm. It is recommended to add a heat shrink sleeve after the crimping is completed to prevent the wire core from being exposed and causing leakage. -
Page 21: System Operation
RJ45 Port diagram Pin definition of CAN port SUPPLY(After sales commissioning interface) CAN1-H CAN2-H CAN1-L CAN2-L POWER+ (External power supply) POWER+ (External power supply) 7 System Operation 7.1 Inspection before Power on When the battery system is powered on, be sure to check the following contents to prevent system damage. -
Page 22: Indicator Light Status
7.3 Indicator Light Status System Working START Solution measures State Condition Shutdown dormant Go out Green light Standby normal always on Green light normal always on The warning does not affect the normal operation of the system; When an alarm occurs, Red light give an alarm the system shuts down... -
Page 23: Maintain
8 Maintain 8.1 Battery System Powered down When operating and maintaining the battery system, please turn off the battery system for processing. Operating the equipment with power may cause damage to the equip- ment or pose a risk of electric shock. When turning off the battery system, please follow the sequence of steps below to prevent damage to the system: a）... -
Page 24: Technical Parameters
9 Technical Parameters System ST20 Nominal Capacity (kWh) 20.48 Depth Of Discharge Available capacity (kWh) 16.4 (Recommend)，20.48 (Maximum) Recommended charging voltage (V) 454.4 Recommended discharge voltage (V) 371.2 Nominal voltage (V) 409.6 Recommend 25(0.5C) Charging/Discharging current (A) Maximum 50(1C) Communication interface... - Page 25 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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