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General| Model | SCA50KTL-DO/US-480 |
|---|---|
| Category | Inverter |
| Type | String Inverter |
| Rated Power | 50kW |
| Nominal AC Output Voltage | 480V |
| AC Output Voltage | 480 V |
| Frequency | 60 Hz |
| Maximum DC Input Voltage | 1100V |
| MPPT Efficiency | 99.9% |
| Operating Temperature Range | -25°C ~ +60°C (-13°F ~ +140°F) |
Overview of manual content, safety guidelines, installation, operation, and troubleshooting information.
Defines intended readers for different manual sections based on required training and experience.
Explains DANGER, WARNING, CAUTION, NOTICE, and INSTRUCTION symbols used throughout the document.
Describes product markings (HIGH VOLTAGE, HOT SURFACE, EARTH GROUND) and electrical hazards.
Covers safety precautions for installation, weight handling, mounting, and grid connection.
Explains the function and system components of grid-tied PV inverters.
Details key features like efficiency, grid adaptability, communication, MPPTs, and enclosure.
Lists various protection mechanisms including reverse polarity, short circuit, arc-fault, and temperature monitoring.
Identifies and describes the main physical components of the inverter assembly.
Presents the basic electrical schematic and circuit design of the inverter.
Covers anti-islanding, DC ground fault, surge suppression, and DC arc-fault protections.
Guidelines on checking specifications, utility approval, personnel qualifications, and environmental conditions.
Covers inverter dimensions, mounting methods, tilt angles, and space requirements.
Instructions for electrical connections, including wiring box cover removal and wiring.
Details DC connection methods for standard and H4 wireboxes, including modes and fuse selection.
Provides instructions for AC and ground connections, transformer configurations, and breaker selection.
Explains how to connect communication interfaces, RS485 setup, and wiring.
Details the inverter's LCD panel, status LEDs, buzzer, and user keys.
Explains the meaning of POWER, RUN, GRID, and FAULT LED indications.
Describes display modes: Logo, Normal Operation, Standby, and Fault.
Outlines the main menu options: Measurement Data, Setting, Power ON/OFF, History Record, Device Information.
Details how to access and interpret PV and AC output information on the LCD.
Instructions for accessing the setting menu, entering passwords, and navigating submenus.
Covers language, grid rules, PV input mode, neutral line, communication, time, and LCD contrast settings.
Explains control commands like Force Restart, Factory Defaults, ARC Detect, and MPPT Scan.
Details AC grid voltage, frequency, and recovery protection parameter settings.
Covers settings for Low Voltage Ride Through and High Voltage Ride Through parameters.
Explains parameters for active power derating based on voltage and frequency.
Details settings for PF and Q(U) curve modes for reactive power control.
Settings for ARC function, managed by personnel with AHJ approval.
Covers parameters like MPPT scan period, derating steps, GFCI, and DCI settings.
Manual and automatic procedures for turning the inverter on and off.
Accessing and understanding Current Error, Running Record, and Fault Record logs.
Displays inverter model, serial number, and firmware versions for service inquiries.
Verifies mechanical installation, conductor connections, and electrical parameters before startup.
Guides through startup, language setting, grid standard, time, input mode, and communication setup.
Covers automatic and manual procedures for turning the inverter on and off.
Explains operation modes: Logo/Start-up, Normal Operation, Standby, and Fault.
Describes the automatic process of generating power and exporting it to the grid.
Steps for updating the inverter's firmware using a USB flash drive.
Guidelines for checking connections, cleaning vents, replacing fans, and replacing the inverter.
Step-by-step instructions for safely disconnecting and removing the inverter assembly.
Guide to troubleshooting issues based on LED indications and basic checks.
Explains how to interpret LCD fault messages and their recommended solutions.
Instructions for installing optional fuse bypass terminals to combine DC inputs.
Information on shade cover benefits for protection from harsh conditions and increased energy production.
Comprehensive technical specifications including DC input, AC output, system, environment, and safety data.
Details the inverter's measurement tolerances for voltage, current, frequency, power, time, and temperature.
Illustrates inverter production/derating based on DC voltage, ambient temperature, altitude, and grid voltage.
Specifies the standard warranty period and contact information for service and warranty terms.
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