SMA eCharger - Communication Overview

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4 Product overview

SMA Solar Technology AG

Operating manualEVC22-3AC-20-BE-en-1022

4.2.4 Communication Overview

SUNNY PORTAL

SUNNY

HOME MANAGER 2.0

Ethernet LAN

CAN

SMA

eCHARGER

SMA APPs

WLAN/WiFi

SUNNY BOY

SMART ENERGY

Public Internet

SWITCH

INTERNET

ROUTER

Ripple control signal

RIPPLE CONTROL

RECEIVER

GRID OPERATOR

VEHICLE

Digital signal

SMA HOME

STORAGE

OR THIRD-PARTY

PRODUCT

PV INVERTER

Figure 5: Design of system communication

Main Page

Legal Provisions2
Table of Contents3
Information on this Document8
Validity8
Target Group8
Contents and Structure8
Levels of Warning Messages8
Symbols in the Document9
Typographies in the Document9
Designations in the Document9
Additional Information9
Safety11
Intended Use11
Important Safety Instructions12
Scope of Delivery16
Product Overview18
Device Function18
System Overview18
SMA Echarger in Secure Power Supply Operation18
SMA Echarger with Sunny Home Manager19
Circuitry Overview20
Communication Overview22
Product Description23
Symbols on the Product24
Interfaces and Functions25
User Interface25
Device Key (DEV KEY)25
Digital Inputs25
Modbus25
Grid Management Services26
SMA Smart Connected26
SMA Speedwire26
Wi-Fi26
Wi-Fi Connection to SMA 360° App and SMA Energy App26
RS485 Interface27
Multifunction Relay (MFR)27
Charging Release27
Knock Sensor27
LED Signals27
Mounting30
Requirements for Mounting30
Requirements for the Mounting Location30
Permitted and Prohibited Mounting Positions31
Dimensions for Mounting31
Recommended Clearances for Mounting31
Wall Mounting32
Electrical Connection39
Requirements for the Electrical Connection39
Permitted Grid Configurations39
Residual-Current Monitoring Unit39
Load-Break Switch and Cable Protection39
Overvoltage Category40
AC Cable Requirements40
Multi-EVC Operation40
Network Cable Requirements42
Signal Cable Requirements42
Requirements for the RS485 Interface43
Overview of the Connection Area44
Electrical Connection Procedure45
Connecting the Utility Grid45
Multi-EVC Operation45
Connecting the AC Cable45
Connecting the Network Cables47
Connecting the Ripple Control Receiver48
Digital Input DI 1-448
Pin Assignment DI 1-449
Circuitry Overview DI 1-449
Connecting the Ripple Control Receiver to DI 1-449
Connection to Digital Input DI 5-650
Digital Input DI 5-650
Pin Assignment DI 5-650
Circuitry Overview DI 551
Circuitry Overview DI 651
Connecting Signal Source to Digital Input DI 5-651
Connection to the Multifunction Relay53
Digital Output (MFR)53
Pin Assignment MFR53
Connect Signal Source to MFR53
Connecting to the RS485 Interface54
RS485 Input54
RS485 Pin Assignment55
Connecting RS48555
Close the Enclosure Cover56
Commissioning58
Procedure for Commissioning in Combination with Sunny Home Manager 2.058
Procedure for Commissioning in Stand-Alone Mode58
Procedure for Device Configuration59
Commissioning the Product61
Operation64
Establishing a Connection to the User Interface64
Connection in the Local Network64
Access Addresses for the Product in the Local Network64
Ports for Data Communication in the Local Network64
Establishing a Connection Via Ethernet in the Local Network65
Establishing a Connection Via WLAN in the Local Network65
WPS Function66
Connection Options with WPS66
Activating WPS for Automatic Connection66
Activating WPS for Direct Connection to a Smart Device66
Direct Connection Via Wi-Fi67
Connection Options for Wi-Fi Direct Connection67
Access Information for Direct Wi-Fi Connection67
Establishing a Direct Wi-Fi Connection with WPS67
Establishing Direct Wi-Fi Connection with Wi-Fi Network Search68
Design of the User Interface68
Access Rights to the User Interface69
Changing Parameters69
Digital Output (MFR)70
Use of the Digital Output (MFR)70
Configure the Digital Output (MFR)70
Configuring the Fast Stop Function71
Backup File71
Function and Content of the Backup File71
Creating a Backup File71
Carry out a Manual Firmware Update72
Automatically Updating the Firmware73
Device Administration73
Register Devices73
Delete Devices73
Resetting the Product to Default Setting74
Deleting the Admin Account74
Product-Specific Settings74
Device Configuration74
Properties of Charging Modes75
Access Management76
Activating the Charging Release76
Teaching RFID Cards76
Starting the Charging Process Via Authorization77
Authorizing the Charging Process Via RFID Card77
Authorizing the Charging Process Via Energy App78
Ending the Charging Process79
Set Ambient Lighting80
Disconnecting the Product from Voltage Sources81
Maintenance83
Cleaning84
Troubleshooting85
Event Messages85
Disposal99
Decommissioning the Product100
Technical Data101
Inputs and Outputs (AC)101
Communication101
Protective Devices101
General Data101
Equipment102
Digital Inputs103
Digital Output (Multifunction Relay)103
Data Storage Capacity103
Climatic Conditions103
Torques104
Accessories105
Contact106
EU Declaration of Conformity107

SMA eCharger - Communication Overview

Table of Contents

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