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General| Brand | Huawei |
|---|---|
| Model | STS-3000K-H1 |
| Category | Transformer |
| Language | English |
Describes the document's objective, features, functions, and safety precautions for installation.
Specifies the target readers as photovoltaic plant operators and qualified electricians.
Defines the meaning of warning symbols like DANGER, WARNING, CAUTION, and NOTICE used in the guide.
Details updates made in Issue 02, including specific section revisions.
Notes that this issue was used for first office application (FOA).
Covers essential safety guidelines, responsibilities, and general requirements for safe operation.
Specifies that personnel must be trained, qualified, and aware of hazards for installation and maintenance.
Details requirements for grounding, AC/DC power, and safe cabling practices.
Outlines the ideal environmental conditions and location criteria for installing the STS.
Provides guidelines for safe hoisting operations, using ladders, and handling heavy objects.
Ensures correct parameter settings by professional personnel during the initial power-on.
Outlines procedures and precautions for performing maintenance and replacing components safely.
Describes the external views and dimensions of the STS container.
Details the main components of the STS, including LV, Transformer, and MV rooms.
Describes the CGM.3 (CVC) unit, a specific component of the STS.
Details criteria for site selection, foundation construction, and ground resistance.
Lists all necessary installation tools, both general and safety-related.
Covers precautions, parameters, and procedures for safely hoisting and positioning the STS container.
Specifies checks to ensure the container is correctly delivered and undamaged after hoisting.
Provides instructions on how to securely fasten the STS container to its foundation base.
Verifies container integrity, internal components, oil level, and SF6 barometer status.
Tests operation of switches, ACBs, MCCBs, interlocking systems, and checks the LV cabinet.
Confirms proper contact and even support of the container on its base.
Describes the procedure for opening and closing standard cabinet doors and screen doors.
Explains the process and logic for setting up interlocking between multiple STSs with a CVC Ring Main Unit.
Details how to remove the fuse link and install the rainproof canopy for the pressure release valve.
Covers the installation of common and maintenance-free dehydrating breathers.
Describes how to operate and set the oil surface thermometer on the transformer.
Emphasizes performing insulation tests before connecting incoming cables or sealing cable holes.
Lists safety warnings, wiring guidelines, and cable preparation steps before installation.
Provides instructions and diagrams for connecting PE cables to the chassis shell and ground bar.
Explains terminal requirements and procedures for connecting AC input power cables.
Details the installation of lightning arresters, including environmental requirements and connection steps.
Outlines procedures for connecting AC output power cables for single and cascaded STSs.
Describes cable connections for the SACU, including PE, AC power, and communication cables.
Covers material lists and installation steps for connecting the UPS and its auxiliary components.
Lists criteria to verify correct installation, secure connections, and overall readiness.
Provides detailed procedures and materials for repairing paint damage on the STS container.
Specifies the technical requirements for constructing the foundation for the STS-3000K-H1.
Specifies the technical requirements for constructing the foundation for the STS-6000K-H1.
Lists and defines technical acronyms and abbreviations used throughout the document.
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