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General| Brand | KStar |
|---|---|
| Model | KAC50DP |
| Category | Portable Generator |
| Language | English |
Introduces the power conversion system and expresses hope for user satisfaction.
Specifies the manual is for the KAC50DP industrial and commercial power conversion system.
Explains the naming convention for product models with a table.
Details the content of the manual, including installation, operation, and safety.
Explains hazard warning symbols used in the manual and on equipment for safety.
Outlines requirements for qualified personnel performing operations on the product.
Provides guidelines for safe operation during installation, maintenance, and overhaul.
Emphasizes the importance of clear and readable warning symbols on the equipment.
Details electrical safety precautions, including danger warnings for high voltage and static electricity.
Specifies requirements for environmental space, including escape passages and moisture protection.
Outlines safety specifications for live measurements, including required protection and equipment.
Warns about inappropriate parameter settings and specifies only authorized professionals should perform them.
Lists important points for safe maintenance and overhaul operations.
Advises not to treat the power conversion system as conventional waste when discarding.
Covers additional precautions for operation, maintenance, and compliance with standards.
Describes the function and composition of the Power Conversion System (PCS) in various applications.
Shows and describes the external components and appearance of the KAC50DP.
Illustrates the main circuit topology of the PCS, detailing the BOOST-BACK+T-type and LCL filter circuits.
Lists the key performance features of the KAC50DP, such as digital control and multiple working modes.
Explains the communication schemes: PCS to EMS/PC via RS485/Ethernet and PCS to BMS via CAN.
Introduces the operating modes, specifically on-grid and off-grid modes.
Describes on-grid mode (connected to public grid) and off-grid mode (island state).
Details basic functions like self-use, peak cutting, battery charging, and cooling system operation.
Describes the 5 states of the PCS: Self-test, Standby, On-grid, Off-grid, and Fault.
Lists precautions for mechanical installation, requiring qualified personnel and safety measures.
Presents a flowchart outlining the steps for the installation process.
Covers packaging inspection, delivery list check, and required tools and parts.
Provides instructions for transporting the power conversion system safely, including handling and packaging signs.
Explains requirements for positioning and fixing the PCS, including space requirements and ventilation.
Shows the mechanical dimensions of the KAC50DP model for installation design.
Describes the hanger installation method, including fixing holes and bolt assemblies.
Covers the forced air cooling system and ventilation environment requirements for heat dissipation.
Recommends cable specifications for the KAC50DP, including current limits and wire types.
Provides guidelines for laying power, communication, and control cables separately and maintaining distance.
Details methods for fixing cables to prevent loosening and ensuring proper torque for terminals.
Covers protection methods for communication and power cables against damage, scratches, and shorts.
Describes DC side wiring for PV modules and battery packs, including terminal connections and safety warnings.
Covers AC side wiring for grid connection, specifying phase correspondences and connection steps.
Describes external communication interfaces (PARA and COM ports) and their pin assignments.
Explains the requirements for reliable system grounding, including resistance and cable diameter.
States that power-on is allowed only after all mechanical and electrical installations are verified.
Details essential checks before commissioning, including installation, voltage, polarity, and phase sequence.
Provides steps for the power on/off operation process, including switch control and boot command issuance.
Outlines procedures for normal shutdown and shutdown during faults or critical moments, including emergency stop.
Explains the importance of daily and regular maintenance to ensure system performance and service life.
Lists general safety rules for maintenance and overhaul operations, emphasizing de-energization and grounding.
Details recommended maintenance items, content, and cycles for PCS inspection, cleaning, and connection checks.
Specifies that component replacement must be done by professionals using manufacturer-approved parts.
Guides users on troubleshooting common issues, emphasizing safety and initial checks for output or capacity changes.
Describes the system's protection functions and warning functions for abnormal input voltage or power grid conditions.
Details the fan's automatic detection function and the system's response to fan failure.
Explains the system's response when the AC relay is disconnected in various operational states.
Specifies the model as KAC50DP.
Lists technical parameters related to PV input, including voltage, current, and MPPT details.
Details technical parameters for battery input, such as type, voltage, charging current, and channels.
Provides technical parameters for AC output, including rated power, current, voltage, and frequency.
States the maximum efficiency of the power conversion system.
Lists the protection functions available in the system, such as DC switch and surge protection.
Includes general parameters like dimensions, weight, and isolation mode.
Specifies the protection grade (IP65) and overvoltage levels for DC and AC.
Indicates the overvoltage level for the DC side (OVC II).
Indicates the overvoltage level for the AC side (OVC III).
Defines the operating temperature range, including derating conditions.
Specifies the acceptable range for relative humidity.
Describes the cooling mode as intelligent air cooling.
States the maximum working altitude for the equipment.
Mentions the display type as LED.
Lists the communication interfaces used by the system (CAN/RS485).
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