Table of Contents
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Shenzhen Growatt New Energy Technology CO.,LTD
Building B, Jiayu Industrial Park, #28, GuangHui Road,
Shiyan Street, Baoan District, Shenzhen, P.R.China
T
0755-29515888
F
0755-27472131
E
service@ginverter.com
W
www.ginverter.com
GR-UM-045-A-02
Installation
&
Operation Manual
Growatt 2500MTL-S
Growatt 3000MTL-
S
Growatt 3600MTL-S
Growatt 4200MTL-
S
Growatt 5000MTL-
S
Growatt 5500MTL-
S
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Table of Contents
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Summarization of Contents
Notes on this manual
1.1 Validity
Describes the manual's applicability to Growatt Inverter models and limitations.
1.2 Target Group
Identifies qualified personnel with training in construction and operation of electric devices.
1.3 Additional information
Directs users to find more information on the Growatt website.
1.4 Symbols in this document
Explains warning symbols (DANGER, WARNING, CAUTION, NOTICE) and product markings for safety.
1.5 Glossary
Defines key terms used in the manual, such as AC, DC, Power, Power Rate, Power Factor, and PV.
Safety
2.1 Intended Use
Specifies the unit converts DC to AC for grid feed-in and notes improper use hazards.
2.2 Qualification of skilled person
States connection to the grid must be by qualified personnel with local authority approval.
2.3 Safety instruction
Emphasizes following instructions and warnings for safe installation and operation.
2.4 Assembly Warnings
Warns about transport damage, proper assembly, cooling, and covering PV arrays before connection.
2.5 Electrical Connection Warnings
Provides warnings regarding electrical connections, including danger from lethal voltages and ESD precautions.
2.6 Operation Warnings
Includes warnings about grounding PV modules and complying with local grounding requirements.
Product description
3.1 MTL-S Overview
Provides an overview of the MTL-S inverter, identifying components like LCD, LED, DC Switch, and RJ45 port.
3.2 Type label
Explains the information provided on the inverter's type label, including model name and technical specifications.
3.3 Size and weight
Details the dimensions and weight of various Growatt MTL-S inverter models.
3.4 Storage of Inverter
Gives instructions on choosing an appropriate location and conditions for storing the inverter.
Unpacking and inspection
4.1 Safety instructions
Lists safety instructions related to installation, including danger to life due to fire or explosion.
Installation
5.1 Safety instructions
Provides safety precautions for installation, such as keeping out of reach of children and ensuring adequate cooling space.
5.2 Selecting the installation location
Guides on choosing the correct location for inverter installation, considering environmental factors and clearances.
5.3 Mounting the Inverter
Details the procedures for securely mounting the inverter on the wall using different methods like Type1 and Type2.
Electrical connection
6.1 Safety
Highlights safety precautions for electrical connections, including lethal voltages and ESD protection.
6.2 Wiring AC Output
Explains how to wire the AC output, including circuit breaker recommendations and connection steps.
6.3 Connecting the second protective conductor
Describes how to connect a second protective conductor or equipotential bonding for grounding.
6.4 Connecting the PV Array (DC input)
Details the DC connection for PV arrays, including conditions, connectors, and maximum input limits.
6.5 Using shinetool to set the information of the inverter
Guides on using the Shinetool software for inverter configuration and information setting.
6.6 Grounding the inverter
Explains the importance of connecting the inverter to the AC grounding conductor and warns against grounding DC poles.
6.7 Selecting country by DIP switch
Details the location and function of the DIP switch for selecting country-specific grid standards.
6.8 Inverter demand response modes (DRMs, only for Australia)
Covers inverter demand response modes and RJ45 socket pin assignments for DRED connection.
Commissioning
7.1 General LCD display
Describes the inverter's LCD display during power-on, including status messages and information cycles.
7.2 Operate by knock
Explains how to operate the inverter using knock sequences (single, double, thrice) to navigate menus and functions.
7.3 Communications
Covers communication options like RS232 and External WiFi, including DIP switch settings for selection.
Start-Up and shut down the inverter
8.1 Start-Up the inverter
Details the steps for starting up the inverter, including connecting AC breaker and turning on the DC switch.
8.2 Turn-off the Inverter
Provides instructions for safely shutting down the inverter, emphasizing not to disconnect DC connectors under load.
Maintenance and Cleaning
9.1 Checking Heat Dissipation
Advises on improving heat dissipation conditions if the inverter reduces output power due to high temperature.
9.2 Cleaning the Inverter
Instructs on cleaning the inverter enclosure, display, and LEDs with a wet cloth, avoiding cleaning agents.
9.3 Checking the DC Disconnect
Explains how to check the DC Disconnect for visible damage and perform periodic contact cleaning.
Trouble shooting
10.1 Warnings(W)
Lists and explains warning codes (W) that indicate the current status of the Growatt MTL-S, not faults.
10.2 Errors(E)
Lists and explains error codes (E) that identify equipment failure, faults, or incorrect settings, requiring qualified personnel action.
Decommissioning
12.1 Dismantling the Inverter
Provides steps for dismantling the inverter, including disconnecting cables and removing it from the bracket.
12.2 Packing the Inverter
Guides on packing the inverter using original or equivalent cartons to ensure safe transport.
12.3 Storing the Inverter
Specifies conditions for storing the inverter, including a dry place with temperatures between -25°C and +60°C.
12.4 Disposing of the Inverter
Advises against disposing of faulty inverters with household waste and to follow disposal regulations.
Technical Data
13.1 Specification
Presents detailed technical specifications for various Growatt MTL-S inverter models, including input/output data and features.
13.2 DC connector info
Provides information on the DC connector type used for the inverters.
13.3 Torque
Lists recommended torque values for various screws and terminals used in the inverter installation.
13.4 Accessories
Lists optional accessories for the product that can be ordered from Growatt or dealers.
Compliance Certificates
15.1 List
Lists certified countries and standards the unit complies with, such as VDE, CE, and AS4777.
15.2 Download Address
Provides the web address for downloading relevant documents and software.
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