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Pin assignment for multifunction relay
Digital output
Pin
Assignment
9 / 19
NO
8 / 18
NC
7 / 17
COM
Digital output (MFR)
Connecting the Multifunction Relay
Table of Contents
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Information on this Document
Validity
Target Group
Content and Structure of this Document
Levels of Warning Messages
Symbols in the Document
Typographies in the document
Designations in the Document
Additional Information
Safety
Intended Use
IMPORTANT SAFETY INSTRUCTIONS
Scope of Delivery
Product overview
Device function
Product Description
Symbols on the Product
Sunny Tripower Hybrid X as System Manager
Interfaces and Functions
User Interface
Device Key (DEV KEY)
Diagnostic function
Digital inputs
Increased self-consumption
Energy Monitoring
SMA Premium
Energy Maximizer
Energy Planner
Peak load shaving
Modbus
Multifunction relay (MFR)
Grid Management Services
Battery-backup function
Secure Power Supply Operation
Fast stop function
Protective Battery Charging
SMA ArcFix
SMA PUK2.0
SMA Dynamic Power Control
SMA ShadeFix
SMA Smart Connected
SMA Speedwire
Wi-Fi connection to SMA 360° app and SMA Energy app
Wi-Fi
LED Signals
Mounting
Requirements for Mounting
Requirements for the Mounting Location
Permitted and prohibited mounting positions
Dimensions for Mounting
Recommended clearances for mounting
Mounting the Inverter
Electrical Connection
Requirements for the electrical connection
Permitted grid configurations
Equipotential Bonding
Residual-current monitoring unit (RCMU)
Overvoltage category
Requirements for the PV modules per input
Load-break switch and cable protection
Cable Requirements
AC cable requirements
Requirements for the PV cables
Requirements for signal cables for backup operation, multifunction relay (MFR), and fast stop
Requirements on the SPS OUT AC cable for connection to the inverter
Network cable requirements
Battery Communication Cable Requirements
Requirements for the Battery Power Cables
Requirements for the grounding cable for additional protective grounding
Overview of the Connection Area
View from Below
Overview of Terminals on the Multi I/O
Electrical connection procedure
DC connection
Overview of DC connectors
Assembling the PV Connectors (Sunclix)
Connecting the PV Array
Connection of batteries
Electrical Connection Procedure for a Single Battery
Assembling the DC Connectors (MC4)
Connecting the Battery Communication for SMA Home Storage and SMA Home Storage M
Connecting the power cable of the battery
PIN assignment battery communication on Multi I/O
Connecting the battery communication to Multi I/O
Connecting the Inverter to the Utility Grid
Connecting the external protective grounding
Connecting the Network Cables
Mounting the WLAN Antenna
Connection for Active Power Limitation
Procedure for Connecting the Active Power Limitation
Digital input DI: D1-D4, Vcc
Pin assignment DI: D1-D4, Vcc
Circuitry overview DI: D1-D4, Vcc
Connecting the Digital Input
Terminal for digital fast-stop input
Procedure for Connecting to the Fast-Stop Input
Pin assignment for fast stop
Fast stop circuitry overview
Connecting contact for fast stop
Connection to the Multifunction Relay
Procedure for Connecting the Multifunction Relay
Digital output (MFR)
Pin assignment for multifunction relay
Connecting the Multifunction Relay
Connection for Backup Operation
Connection Procedure for Backup Operation
Pin Assignment for Signal Cables
Connecting Signal Cables for Backup Operation
Connecting the cable for the automatic transfer switching device (SMA Backup)
Connecting the cable for secure power supply operation
Commissioning
Commissioning Procedure of System with the SMA 360° App
Switching the Inverter On
Configuring the System with the SMA 360° App
Commissioning via User Interface
Procedure for commissioning as System Manager
Procedure for commissioning as a subordinate device
Procedure for commissioning in systems with Sunny Home Manager
Operation
Use of the user interface powered by ennexOS
Disconnecting the Inverter from Voltage Sources
Maintenance
Cleaning
Troubleshooting
Event messages
Event 101
Event 102
Event 103
Event 105
Event 202
Event 203
Event 206
Event 301
Event 302
Event 401
Event 404
Event 501
Event 507
Event 601
Event 701
Event 901
Event 1001
Event 1101
Event 1302
Event 1501
Event 3302
Event 3303
Event 3401
Event 3402
Event 3407
Event 3410
Event 3411
Event 3501
Event 3523
Event 3601
Event 3701
Event 3901
Event 3902
Event 4013
Event 4014
Event 4015
Event 4016
Event 4017
Event 4301
Event 6001-6499
Event 6501
Event 6502
Event 6509
Event 6511
Event 6512
Event 6602
Event 6606
Event 6633
Event 6801
Event 6901
Event 7001
Event 7002
Event 7014
Event 7015
Event 7702
Event 7703
Event 8003
Event 8104
Event 8205
Event 8503
Event 8708
Event 8709
Event 8710
Event 9007
Event 9037
Event 9101
Event 9102
Event 9107
Event 9202
Event 9203
Event 9308
Event 9342
Event 9345
Event 9350
Event 9394
Event 9395
Event 29252
Event 29254
Calculating the insulation resistance
Checking the PV System for Ground Faults
Manual restart after electric arc
Create Diagnostics Data
Decommissioning
Disconnecting the Terminals from the Inverter
Disassembling the PV Connectors
Disassembling the Inverter
Replacing the Product
Disposal
Technical Data
General Data
DC input of PV
Battery DC input
AC Output
Digital inputs
Efficiency
Digital output, multifunction relay
Communication
Protective devices
Data Storage Capacity
Climatic Conditions
SPS output (secure power supply operation) during off-grid mode
Backup output (battery-backup operation) during off-grid mode (only applies to System Manager)
EU Declaration of Conformity
Contact
