Related Manuals for SMA SB 2500
Summarization of Contents
Information on this Manual
1.1 Validity
Manual covers assembly, installation, commissioning, maintenance, and failure search for specific SMA inverters.
1.2 Target Group
Manual is intended for electrically skilled persons.
1.3 Additional Information
Provides information on finding further details on SMA's website and user manuals.
1.4 Symbols Used
Explains the meaning of safety instructions and general information symbols used in the manual.
Safety
2.1 Appropriate Usage
Defines the Sunny Boy as a PV inverter converting DC to AC and feeding into the grid.
2.2 Safety Instructions
Details safety instructions regarding electrical hazards, burn injuries, and protection against dust/water.
2.3 Explanation of Symbols
Explains symbols found on the inverter and type label for operation and faults.
Unpacking
3.1 Scope of Delivery
Lists the contents of the delivery, including the inverter and accessories, with quantities and descriptions.
3.2 Identifying the Inverter
Guides users on identifying the inverter using the type label on its enclosure.
Mounting
4.1 Safety
Provides safety precautions related to mounting, including fire, explosion, burn injuries, and heavy weight.
4.2 Selecting the Mounting Location
Outlines requirements for selecting a suitable mounting site, considering weight, accessibility, orientation, and clearances.
4.3 Mounting the Inverter with the Wall Mounting Bracket
Details the procedure for mounting the inverter using the provided wall mounting bracket.
Electrical Connection
5.1 Overview of the Connection Area
Shows the assignment of connection areas on the bottom of the inverter.
5.1.2 Interior View
Illustrates the components and connection areas within the open inverter.
5.2 Connection to the Power Distribution Grid (AC)
Covers connection requirements from the grid operator and cable dimensioning.
Load Disconnection Unit
Emphasizes the need for a separate miniature circuit-breaker for safe disconnection.
5.2.2 Connecting the Inverter to the Power Distribution Grid (AC)
Details the components of the AC connection socket and the connection procedure.
5.2.3 Connecting Additional Grounding
Explains how to perform additional grounding or equipotential bonding on the inverter enclosure.
5.3 Setting the Display Language
Instructs on how to set the display language using switches inside the inverter.
5.4 PV Array Connection (DC)
Outlines requirements for DC connection, including adaptor use, module compatibility, and limit values.
5.4.2 Assembling the DC Plug Connector
Provides step-by-step instructions for assembling the DC plug connectors for PV module cables.
5.4.3 Opening the DC Connector
Details the procedure for safely opening and separating DC connectors.
5.4.4 Connecting the PV Array (DC)
Guides on connecting the PV array to the inverter, including safety precautions and voltage checks.
5.5 Communication
Describes the inverter's communication capabilities and interfaces for data acquisition.
5.6 Setting the Grid and Country Parameters
Explains how to change grid-relevant and country parameters using access codes.
5.6.2 Setting Stand-Alone Grid Operation
Instructs on setting the inverter for off-grid operation with systems like Sunny Island.
Commissioning
6.1 Commissioning the Inverter
Lists requirements before commissioning and the procedure for switching on the circuit-breaker.
6.2 Self-Test in Accordance with DK 5940, Ed. 2.2 (Applies to Italy Only)
Details the self-test procedure required for initial commissioning in Italy.
Overvoltage Test
Details the process and display readings for the inverter's overvoltage test.
Undervoltage Test
Describes the process and display readings for the inverter's undervoltage test.
Maximum Frequency
Explains the inverter's test for maximum frequency limits and reaction.
Minimum Frequency
Details the inverter's test for minimum frequency limits and reaction.
Opening and Closing
7.1 Safety
Covers safety precautions before opening or closing the inverter, focusing on electrical shock and static discharge.
7.2 Opening the Inverter
Provides a step-by-step guide on how to safely open the inverter unit.
7.3 Closing the Inverter
Details the procedure for securely closing the inverter after maintenance or inspection.
Maintenance and Cleaning
8.1 Checking the Electronic Solar Switch for Wear
Guides on inspecting the Electronic Solar Switch for wear before use.
Failure Search
9.1 Blink Codes
Lists inverter blink codes and their corresponding status for troubleshooting.
9.2 Fault Messages
Details various fault messages, their descriptions, and corrective measures.
9.3 Red LED is Glowing Continuously
Explains troubleshooting steps when the red status LED is continuously lit.
9.3.1 Checking the PV Array for a Ground Fault
Provides instructions for checking the PV array for ground faults using voltage measurements.
9.3.2 Checking the Function of the Varistors
Details how to check the function of the varistors using a multimeter.
Decommissioning
10.1 Disassembling the Inverter
Guides on safely removing the inverter from its mounting bracket and disconnecting cables.
10.2 Packing the Inverter
Advises on how to pack the inverter for storage or transport.
10.3 Storing the Inverter
Provides guidelines for storing the inverter in a dry environment with specific temperature ranges.
10.4 Disposing of the Inverter
Instructs on proper disposal methods for the inverter according to regulations.
Technical Data
11.1 Sunny Boy 2500
Lists detailed technical specifications for the Sunny Boy 2500 model, including DC input and AC output.
Efficiency
Presents efficiency curves and data tables for the Sunny Boy 2500.
11.2 Sunny Boy 3000
Lists detailed technical specifications for the Sunny Boy 3000 model, including DC input and AC output.
Efficiency
Presents efficiency curves and data tables for the Sunny Boy 3000.
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