SI4548-US-10 Manual

ManualsBrandsSMA America ManualsInverters Off-gridSMA Sunny Island 5750W Inverter

Table Of Contents

1 Information on this Manual
- 1.1 Validity
- 1.2 Target Group
- 1.3 Additional Information
- 1.4 Terminology
2 Sunny Island 4548-US/6048-US
- 2.1 Properties
- 2.2 At a Glance
- 2.3 Scope of Delivery
- 2.4 Required Tools and Resources
- 2.5 Identifying the Sunny Island
3 Safety Precautions
- 3.1 Important Information on Operation
- 3.2 Potential Hazards
4 Assembly
- 4.1 Selecting the Mounting Location
- 4.2 Mounting the Sunny Island with the Wall Mounting Bracket
  - 4.2.1 Mounting the Sunny Island on a Stone Wall
  - 4.2.2 Mounting the Sunny Island Using Wall Studs
5 Opening and Closing
- 5.1 Opening the Sunny Island
- 5.2 Closing the Sunny Island
6 Electrical Connection
- 6.1 Grounding
- 6.2 DC Connection
- 6.3 AC Connection
- 6.4 Additional Connections
- 6.5 Interface for External Communication
  - 6.5.1 Connection of the Interface for External Communication
7 Control Elements
- 7.1 Display Messages
- 7.2 DC Circuit Breaker
- 7.3 Buttons
- 7.4 Meaning of the Light-Emitting Diodes (LED's)
- 7.5 SD Card
8 Initial Start-Up
- 8.1 Requirements
- 8.2 Starting the Quick Configuration Guide (QCG)
- 8.3 Commissioning the Battery Current Sensor
9 Switching On and Off
- 9.1 Switching On
- 9.2 Stopping the Sunny Island (Standby)
- 9.3 Switching Off
- 9.4 Disconnecting the Device from Voltage Sources
- 9.5 Reactivating the Device Following Automatic Shutdown
10 Operation
- 10.1 Menu Structure
- 10.2 Changing Parameters
- 10.3 Direct Access - Direct Access to the Parameters
- 10.4 Compact Meters
- 10.5 Entering the Installer Password
- 10.6 Display Messages (Overview)
- 10.7 Parameter Display
- 10.8 Display of Events
- 10.9 Display of Warnings and Failures
11 Archiving Data on an SD Card
- 11.1 Inserting the SD Card
- 11.2 Removing the SD Card
- 11.3 Saving and Loading Parameters
- 11.4 Writing Log Data
- 11.5 Status Messages
- 11.6 Updating the Firmware
12 Additional Functions
- 12.1 Load Shedding
- 12.2 Sleep Mode
- 12.3 Time-Controlled Operation
- 12.4 Overload and Short-Circuit Behavior
- 12.5 Mixed Operation with Sunny Island inverters of Different Power
- 12.6 Device Faults and Autostart
- 12.7 Automatic Frequency Synchronization
- 12.8 Time-Controlled Standby
- 12.9 Behavior in the Event of a Failure in a Three-Phase System
13 Battery Management
- 13.1 Battery Temperature
- 13.2 Start Options
- 13.3 State of Charge (SOC) and State of Health (SOH)
- 13.4 Charge Control
- 13.5 Battery Preservation Mode
- 13.6 Battery Diagnosis
- 13.7 Battery Lead Resistance
14 Connecting External Sources
- 14.1 Generator
- 14.2 Grid
- 14.3 Generator and Grid
15 Relays
16 Multicluster Operation
- 16.1 Communication between the Sunny Island inverters
- 16.2 Initial Start-Up of the Multicluster System
- 16.3 Switching a Multicluster System On and Off
- 16.4 Generator Operation
- 16.5 Behavior with Different States of Charge
- 16.6 Testing the Multicluster Communication
- 16.7 Automatic Frequency Synchronization
- 16.8 Updating the Firmware
- 16.9 Error Handling in the Multicluster System
- 16.10 Grid Operation
- 16.11 Generator Emergency Operation
17 PV Inverters
- 17.1 Connection to the Stand-Alone Grid (Protected Load Switch)
- 17.2 Setting of the Off-Grid Parameter
- 17.3 Configuration
- 17.4 Sunny Boy Parameter Settings
- 17.5 Frequency-Shift Power Control (FSPC)
18 Maintenance and Care
- 18.1 Enclosure
- 18.2 Cleaning the Fans
- 18.3 Display
- 18.4 Function
- 18.5 Battery
- 18.6 Disposal
19 Parameter Lists
- 19.1 Display Values
- 19.2 Adjustable Parameters
- 19.3 Diagnosis (300#)
- 19.4 Events, Warnings and Errors (History)
  - 19.4.1 Failure/Event (400#)
- 19.5 Functions in Operation
  - 19.5.1 Operation (500#)
- 19.6 Direct Access to the Parameters
  - 19.6.1 Direct Access (600#)
20 Troubleshooting
- 20.1 Error Confirmation
- 20.2 Autostart Handling
- 20.3 Master-Slave Handling
- 20.4 Handling of Pending Errors during the Booting Procedure
- 20.5 Display of Failures and Events
- 20.6 Events
- 20.7 Failure Categories
- 20.8 Warnings and Error Messages
- 20.9 Troubleshooting
- 20.10 What to Do during Emergency Charge Mode
21 Accessories
22 Technical Data
- 22.1 Sunny Island 4548-US
- 22.2 Sunny Island 6048-US
23 Glossary
24 Contact

2 Sunny Island 4548-US/6048-US SMA America, LLC

18 SI4548_6048-US-TB_en-13 Technical description

Components of a Sunny Island System