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Sungrow PowerStack-ST535kWh-250kW-2h User Manual

Sungrow PowerStack-ST535kWh-250kW-2h
94 pages
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PowerStack-
ST535kWh-250kW-2h/ST1070kWh-
250kW-4hEnergy Storage
SystemSystem ManualST535_
1070kWh-250kW-SEN-Ver12-
202203M-D-000365
System Manual
Energy Storage System
PowerStack-ST535kWh-250kW-2h/ST1070kWh-250kW-4h
ST535_1070kWh-250kW-SEN-Ver12-202203

Table of Contents

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Sungrow PowerStack-ST535kWh-250kW-2h Specifications

General IconGeneral
Energy Storage Capacity535 kWh
Power Output250 kW
Discharge Duration2 hours
Nominal AC Power250 kW
Rated Power250 kW
Energy Capacity535 kWh
Cooling MethodAir cooling
ModelPowerStack ST535kWh-250kW-2h
Duration2 hours
Communication InterfaceCAN

Summary

About This Manual

Target Group

Identifies the intended audience for this manual, including operators and technical personnel.

How to Use This Manual

Provides guidance on reading and understanding the manual for effective product usage.

Symbol Explanations

Explains safety symbols, hazard warnings, and notes used throughout the manual.

Abbreviations

1 Safety Precautions

1.1 Personal Requirements

Specifies the qualifications and training required for personnel handling the ESS.

1.2 Electrical Safety

Details critical safety measures related to electrical hazards and high voltage.

1.3 Battery Safety

Outlines essential safety precautions for handling and operating battery systems.

1.4 Hoisting and Transportation

Provides safety guidelines for lifting and moving the equipment.

1.5 Installation and Wiring

Emphasizes safety during the installation and electrical wiring processes.

1.6 Operation and Maintenance

Covers safety warnings and procedures for operating and maintaining the ESS.

1.7 Disposal of Waste

Instructs on the proper and environmentally safe disposal of the product.

2 Product Description

2.1 Product Introduction

Overview of the integrated energy storage system and its applications.

2.2 External Design

Details the physical appearance and components of the BESS and PCS cabinets.

2.2.1 Cabinet Appearance

Illustrates the external features and labeled parts of the BESS cabinet.

2.2.2 Mechanical Parameters

Provides key physical dimensions and specifications for BESS and PCS.

2.2.3 Ventilation Design

Explains the airflow and cooling design for BESS and PCS units.

2.3 Internal Design

Describes the internal equipment and layout of the BESS and PCS.

2.3.1 Internal Equipment

Details the main electrical equipment housed within the BESS and PCS.

2.3.2 Battery Introduction

Introduces the LFP battery cells, modules, and clusters with their parameters.

2.3.3 SC50HV

Presents information on the SC50HV component, including its appearance.

3 Transport and Storage

3.1 Precautions

Highlights important precautions to prevent damage and warranty invalidation.

3.2 Transport Methods

Describes the approved methods for transporting the energy storage system.

3.3 Requirements for Transportation

Specifies requirements for safe loading, unloading, and transportation procedures.

3.4 Storage Requirements

Details environmental and physical conditions for storing the ESS.

4 Mechanical Installation

4.5 Fixed Installation

Explains methods for securing the container to the foundation.

4.1 Inspection Before Installation

Covers checks for deliverables and product integrity before installation.

4.1.1 Deliverables Inspection

Ensures all items listed in the packing list are present.

4.1.2 Product Inspection

Checks the received container and internal equipment for damage.

4.2 Installation Environment Requirements

Specifies conditions for the installation site and surrounding environment.

4.2.1 Installation Site Requirement

Details site selection criteria considering climate, geology, and ventilation.

4.2.2 Foundation Requirements

Outlines essential criteria for constructing a stable and suitable foundation.

4.2.3 Installation Spacing Requirement

Provides recommended spacing for BESS and PCS for maintenance and dissipation.

4.3 Forklift Transport

Describes the safe use of forklifts for moving the BESS and PCS.

4.4 Hoisting and Transport

Covers safety precautions and procedures for lifting and moving the equipment.

4.4.1 Safety Precautions

Highlights safety rules and forbidden zones during hoisting operations.

4.4.2 Hoisting

Details the step-by-step process and requirements for lifting the devices.

5 Electrical Connection

5.1 Precautions

Warns about electrical hazards and emphasizes pre-connection checks.

5.2 Electrical Connection Overview

Presents the wiring diagram of the BESS-PCS system.

5.3 Preparation Before Wiring

Covers necessary tools, door opening, and cable preparation steps.

5.3.1 Preparing Installation Tools

Lists required tools and protective equipment for wiring.

5.3.2 Open the Door

Illustrates the procedure for opening the cabinet door before wiring.

5.3.3 Preparing Cables

Specifies requirements for cable selection and terminal crimping.

5.3.4 Copper Wire Connection

Details the sequence and components for connecting copper cables.

5.3.5 Aluminum Wire Connection

Explains how to connect aluminum wires using adapter terminals.

5.3.6 Cable Entry Design

Describes routes for external cables entering the outdoor cabinets.

5.7 PCS Auxiliary Power Supply Connection

Guides the connection of auxiliary power supply to the PCS.

5.8 BESS Auxiliary Power Supply Connection

Details connecting power from PCS to the BESS cabinet.

5.9 24Vdc Power Supply Connection

Explains how to connect the 24Vdc power from BESS to PCS and EMS.

5.10 Communication Connection

Describes how to establish communication links between BESS and PCS.

5.11 Post-wiring Operations

Covers final checks, sealing, and locking after wiring is completed.

5.5 DC Cable Connection

Provides safety precautions and steps for connecting DC cables.

5.5.1 Safety Precautions

Highlights DC connection safety, including voltage checks and fault handling.

5.5.2 Overview of the Wiring Area

Shows wiring diagrams for BESS-PCS and BESS*2-PCS connections.

5.5.3 BESS Connection Steps

Step-by-step guide for connecting DC cables to the BESS.

5.5.4 PCS Connection Steps

Step-by-step guide for connecting DC cables to the PCS.

5.6 AC Connection

Covers safety precautions and steps for connecting AC cables.

5.6.1 Safety Precautions

Warns about AC connection hazards and requires utility approval.

5.6.2 Connection Steps

Details the procedure for connecting AC cables to the PCS.

6 Battery Connection

6.1 Precautions

Emphasizes safety during battery connection and general system care.

6.2 Cable Connection

Details tool preparation and the process of connecting battery cables.

7 Powering up and Shutdown

7.1 Power-on Operation

Describes the process for safely powering on the ESS after installation.

7.1.1 Inspection Before Powering up

Lists critical checks required before powering on the system.

7.1.2 Powering Up Steps

Provides sequential steps for powering up PCS and BESS cabinets.

7.2 Shutdown

Covers procedures for planned and unplanned system shutdowns.

7.2.1 Planned Powering Down

Details the steps for a controlled shutdown of PCS and BESS.

7.2.2 Unplanned (Emergency) Shutdown

Outlines actions for emergency shutdowns due to fire or faults.

8 Accessing LC200 WEB via WiFi(Optional)

Connection Steps

Guides on connecting to the LC200 via WiFi using a mobile device.

Modify the hotspot name

Instructions for changing the WiFi hotspot name (SSID) and settings.

9 Fire Suppression

9.1 General Rules

Emphasizes compliance with local fire laws and regular equipment checks.

9.2 Fire Suppression Equipment

Describes the aerosol fire suppression system and its detectors.

9.3 Exhaust System

Explains the function of the exhaust system in response to gas detection.

9.4 Aerosol Fire Suppression System

Details the automatic activation logic of the aerosol fire suppression system.

10 Troubleshooting

11 Routine Maintenance

11.1 Precautions Before Maintenance

Provides safety warnings and conditions for performing maintenance.

11.2 Maintenance Item and Period

Outlines maintenance tasks and their recommended frequency.

11.2.1 Maintenance (Every two years)

Specifies inspection items for bi-annual maintenance.

11.2.2 Maintenance (Once a year)

Details annual maintenance checks for internal and external components.

11.2.3 Maintenance (Every half a year to once a year)

Lists maintenance tasks for semi-annual to annual intervals.

11.3 Maintenance of Liquid Cooling System

Provides guidance on maintaining the liquid cooling system.

11.4 Container Maintenance

Covers cleaning and inspection of the container's appearance and parts.

11.4.1 Cleaning Container Appearance

Details steps for cleaning the exterior of the container based on condition.

11.4.2 Checking Door Locks and Hinges

Instructs on checking and lubricating door locks and hinges.

11.4.3 Checking Sealing Strips

Emphasizes checking sealing strips to prevent water seepage.

11.5 Battery Maintenance

Provides guidelines for regular battery maintenance and cycle management.

11.5.1 Regular Maintenance and Maintenance Cycle

Outlines recommended maintenance cycles and factors affecting them.

11.5.2 Maintenance Precautions

Lists safety requirements for personnel performing maintenance.

11.5.3 Maintenance

Provides specific maintenance actions and operating temperature guidelines.

11.6 Coolant Replacement

Specifies the standard, period, and tools for coolant replacement.

12 Appendix

12.1 System Parameters

Lists technical specifications for BESS and PCS cabinets.

12.2 Tightening Torques

Provides recommended torque values for cable lug connections.

12.3 Quality Assurance

Outlines the warranty service policy for product faults.

12.4 Contact Information

Provides contact details and required information for support inquiries.

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