Sinexcel PWS1-50K-EX Installation Manual
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Sinexcel PWS1-50K-EX Installation Manual

Energy storage pcs
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PWS1-50K to 250K Series Energy Storage PCS

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Summary of Contents for Sinexcel PWS1-50K-EX

  • Page 1 Installation Manual PWS1-50K to 250K Series Energy Storage PCS...
  • Page 2 Sinexcel PWS1-50K to 250K Series Bi-directional Energy Storage PCS Installation Manual Version: V2.0 Shenzhen Sinexcel Electric Co., Ltd. All rights reserved. In case of any content change, it shall be without prior notice. Shenzhen Sinexcel Electric Co., Ltd. Website: http://sinexcel.us/ www.sinexcel.com...

  • Page 3: Table Of Contents

    Table of Contents 1 Information on this Document........................3 1.1 Validity ............................... 3 1.2 Target Group ............................3 2 Safety Precautions ............................. 4 2.1 Important Safety instructions ....................... 4 2.2 Additional Information ......................... 5 3 Installation design ............................. 6 3.1 Installation process ..........................6 4 Storing, lifting and transporting ........................

  • Page 4: Information On This Document

    1 Information on this Document 1.1 Validity This document is valid for the following device models with or without STS module: • PWS1-50K • PWS1-50K-NA • PWS1-50K-EX • PWS1-100K • PWS1-100K-NA • PWS1-100K-EX • PWS1-150K • PWS1-150K-NA • PWS1-150K-EX • PWS1-250K •...

  • Page 5: Safety Precautions

    2 Safety Precautions 2.1 Important Safety instructions This user’s manual is about installation and operation of Sinexcel PWS1 series 50kW to 250kW Bi-directional Storage Inverter (PCS). Before installation, please read this user’s manual carefully. The PCS must be commissioned and maintained by the engineers designated by the manufacturer or the authorized service partner.

  • Page 6: Additional Information

    The components behind the protective cover plate and dam board which are opened by tools cannot be maintained by users. Please read this user’s manual before operation. 2.2 Additional Information Links to additional information can be found at http://sinexcel.us/ or www.sinexcel.com.

  • Page 7: Installation Design

    3 Installation design 3.1 Installation process Start Preparations Lifting and transporting Mechanical Installation Electrical Installation Installation Check Commissioning startup and operate Fig. 3-1 Installation Process Installation process description Process Explanation Chapter Preparation 4 Storing, lifting and transporting Lifting and transporting Mechanical Installation 5 Mechanical Installation Electrical Installation...

  • Page 8: Storing, Lifting And Transporting

    Certificate of quality 1 copy The electronic document can be downloaded from Sinexcel’s website or provided by Sinexcel’s staff. 4.2 Safety during Transport If the lifted or suspended load falls over, falls or sways, there is a risk of crushing Vibration or careless or hasty lifting and transport can cause the product to tip over or fall.

  • Page 9: Transporting

    • There are over-wetting and high-temperature sources. • It is not a dusty environment. • It complies with the local firefighting requirements. During rack transport and storage, stacking is not allowed. The device top cannot be placed with other articles. The rack should be placed vertically at forward direction.

  • Page 10: Mechanical Installation

    5 Mechanical Installation 5.1 Safety during Installation Risk of electric shock caused by live voltage There is a high voltage in the live components of the product. Touching field components can result in death or seriousness electric shock damage. Wear appropriate personal protective equipment for all work on the product. Do not touch any live components.

  • Page 11: Installation Requirements

    5.2 Installation requirements 5.2.1 Environment requirements It is installed indoor. Direct sunshine, rain and ponding should be avoided. The installation environment is clean. The air should not contain lots of dust. The installation position should not be shaky. Environment temperature should be within the temperature range listed in technical specification. The installation position is convenient for observing touch screen.
  • Page 12 Fig. 5-1Front and back installation space of storage inverter (Please seen Chapter 5.5 Installation in container for the recommend fan location) Position Description A front ≥800mm, ensure that the front door of the rack can be fully opened. There is sufficient space for cold air to enter.

  • Page 13: Other Requirements

    2) Rat-proofing After wiring, fireproofing mud should be used to seal inlet and outlet holes so as to meet the rat-proofing requirement. Fireproofing mud is not provided by Sinexcel. 5.3 Mounting preparation Drilling mounting holes is required in the foundation. The overall dimension of the PCS is shown in figure below.
  • Page 14 Fig. 5-4 PWS1-50K to 150K rack wiring hole in bottom view There are two hole in each corner, only one hole need to mount bolts, the other hole is used as a spare. Fig. 5-5 Overall dimensions of PWS1-250K The PWS1-250K series cabinet, width: 1200mm, height: 2,100mm (without lifting rings); depth: 800mm. The height of the lintel is 60mm and it can be taken down if there is no sufficient height into the room.

  • Page 15: Rack Installation

    Fig. 5-6 PWS1-250K rack wiring hole in bottom view There are two hole in each corner, only one hole need to mount bolts, the other hole is used as a spare. 5.4 Rack installation After the rack is removed to the installation position of BESS (battery energy storage system) with a forklift or a tool.
  • Page 16 Module fastening bolts Fig. 5-9 Module fastening bolt position in the back side of each module After confirming the above items and finished and tested, open the back door of the PCS and remove the module fastening bolts. Note: Make sure that the module fastening bolts on the back side of power module have been removed before moving the converter into the container.

  • Page 17: Installation In Container

    5.5 Installation in container 5.5.1 Container internal layout distance Internal layout can be customized design according to customer’s requirements. Please contact the manufacture to know the internal layout for specific project. The distance between PCS side steel plate and container wall is no less than 50mm to ensure that the PCS can be installed inside the container.

  • Page 18: Fan Installed Inside The Container

    5.5.2 Fan installed inside the container When the fan is installed inside the container, its on the inner side of container door near the ventilation thermal outlet of the PCS. The Dimension of the Fan and installation position below is just an examples. Please contact manufacture to confirm the Fan position for certain project.

  • Page 19: Fan Installed Outside The Container

    5.5.3 Fan installed outside the container The standard external fan module is recommended and easy to install. When the fan is installed outside the container, its on the outward side of container door near the ventilation thermal outlet of the PCS. Fig.
  • Page 20 Fig. 5-14 Components of Container three external fan Fig. 5-15 Two external fan on the outward side of the door...
  • Page 21 Fig. 5-16 Three external fan on the outward side of the door Fig. 5-17 PWS1-50K series Fan and its corresponding Module; Relative position of Fan and back door...
  • Page 22 Fig. 5-18 PWS1-100K series Fan and its corresponding Module; Relative position of Fan and back door Fig. 5-19 PWS1-150K series Fan and its corresponding Module; Relative position of Fan and back door...
  • Page 23 Fig. 5-20 PWS1-250K series Fan and its corresponding Module; Relative position of Fan and back door With 1 branch DC input switch Fig. 5-21 PWS1-250K series Fan and its corresponding Module; Relative position of Fan and back door With 4 branch DC input switch...

  • Page 24: Air Duct Design

    5.5.4 Air duct design Air duct can be customized design according to customer’s requirements. Please contact the manufacture to know the air duct design for specific project. Model System air Ventilation air volume Module Inlet air area Outlet demand area PWS1-50K series 2500 M³H 3200 M³H...

  • Page 25: Electrical Installation

    6 Electrical Installation 6.1 Electrical Connections 6.1.1 Input requirement DC voltage of the PCS should be within the input voltage range, or the PCS will be unable to operate. When configuring the quantity of batteries in each string, the maximum charging voltage and minimum discharging voltage should be fully considered.
  • Page 26 Fig. 6-1 Design of the connection with one one-hole terminal lug Position Nut M12 Spring washer Fender washer Connection BUS bar Tin-plated one-hole terminal lug Screw M12...
  • Page 27 Open the dam-board of back door and then can see the wiring copper bar as shown below. Front View 3D View Fig. 6-2 PWS1-50K to 150K series wiring copper bars designation without STS module Table 6-1 PWS1-50K to 150K series wiring copper bars description Position Designation Description...
  • Page 28 Fig. 6-3 PWS1-50K to 150K series DC wiring copper bar dimension Fig. 6-4 PWS1-50K to 150K series AC wiring copper bars dimension...
  • Page 29 Open the dam-board of back door and then can see the wiring copper bar as shown below. Front View 3D View Fig. 6-5 PWS1-50K to 150K series wiring copper bars designation with STS module Table 6-2 PWS1-50K to 150K series wiring copper bars description Position Designation Description...
  • Page 30 Fig. 6-6 PWS1-50K to 150K series DC wiring copper bar dimension Fig. 6-7 PWS1-50K to 150K series with STS module AC wiring copper bars dimension for Load Fig. 6-8 PWS1-50K to 150K series with STS module AC wiring copper bars dimension for Grid...
  • Page 31 Open the dam-board of back door and then can see the wiring copper bar as shown below. Front View 3D View Fig. 6-9 PWS1-250K series with 1 branch DC input cabinet wiring copper bars designation Table 6-3 PWS1-250K series with 8 branch DC input cabinet wiring copper bars description Position Designation Description...

  • Page 32: System Grounding

    Fig. 6-10 PWS1-250K series DC input DC wiring copper bar dimension Fig. 6-11 PWS1-250K series AC wiring copper bars dimension 6.1.4 System grounding The modules in the PCS realize grounding connection with the rack through hangers. As for rack grounding, the rack bottom is installed with grounded cooper bars. During wiring, refer to the following table for cable diameter.

  • Page 33: Dc Port Wiring

    Notice that the AC output neutral is not bonded to ground. Table 6-5 Grounding PE cable description Rated power Copper PE line section recommendation (mm²) 50kW ≥16 ≥25 100kW ≥35 150kW ≥45 250kW Rack and modules need to be grounded reliably! The grounding resistance should be less than 4Ω. 6.1.5 DC port wiring 1) Use a multi-meter to measure the voltage of storage battery port, and ensure that the voltage is within input voltage range of PCS.

  • Page 34: Wiring Of Terminal Strips

    3) Use a multi-meter to measure and ensure that the cables connected to the terminals are electrically neutral. 4) While grid-tied, A(L1)/B(L2)/C(L3) phases of AC output distribution switch of utility grid and PE are respectively connected to A(L1)/B(L2)/C(L3) phases of utility grid and PE. 5) If on-grid/off-grid switching function is to be achieved, extra power distribution unit and wires need to be added.
  • Page 35 Fig. 6-13 PWS1-250K series wiring and communication interface position Table 6-6 Communication interface description Interface position Description Explanation Terminal strip ports RS485 , CAN, DI, DO, AUX power Shown as 6.3.7 Wiring of terminal strips Touch Screen Ethernet port Shown as 6.4 Communication interface Fig.
  • Page 36 BMS Faults Signal External EPO Normal Close Reserved To external CAN To external RS485 External EPO Normal Open Fig. 6-15 Definition of terminal strip ports Fig. 6-16 Definition of PWS1-50K to 150K series touch screen communication ports...

  • Page 37: Communication Interface

    Fig. 6-17 Definition of PWS1-250K series touch screen communication ports The LAN (Ethernet) port is used for communication. The USB port is used for system update or the logs export. The other communication ports in the back of touch screen has been wired to the wiring terminal strip ports.

  • Page 38: Connecting The Ems Over Rs485 Or Ethernet

    6.2.1 Connecting the EMS over RS485 or Ethernet Sinexcel’s PCS has several different communication interfaces: Ethernet, RS-485 and CAN. When connecting to the Sinexcel or other brand EMS, the communication port is default as RS 485 as shown below. The Ethernet communication port can also used to connecting EMS according to the requirements for certain project.

  • Page 39: Check After Installation

    Fig. 6-19 PCS CAN communication terminal 6.3 Check after installation After installation of PCS, inspection is conducted after the installation: 1) The device should be placed and should be installed reasonably, meeting safe distance requirements. 2) Wiring should be correct. Lower leading wire and ground screen are in good connection. The constructor is required to inspect the grounding resistance.

  • Page 40: Installation Checklist

    7 Installation checklist After finishing the installation, check the list below: Mechanical installation √ There is sufficient free space in front and at the back of the unit. □ The module fastening bolts is removed □ The ambient operating conditions are within the range in specification. □...

  • Page 41: Start-Up And Operation

    8 Start-up and Operation Please refer to the Operation Manual for details. Possible chapter and contents. Chapter 7 Function Description Chapter 8 Operation Chapter 9 Troubleshooting...

  • Page 42: Contact

    • Battery type and number • Communication type • Firmware version • Error number and error message Shenzhen Sinexcel Electric Co., Ltd. Website: http://sinexcel.us/ www.sinexcel.com Add: Building 6, Area 2, Baiwangxin High-tech Industrial Park, No. 1002, Songbai Road, Nanshan District,...

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