SMA SUNNY TRIPOWER 5.0 SMART ENERGY User manual

Operating Manual
SUNNY TRIPOWER 5.0 / 6.0 / 8.0 / 10.0 SMART ENERGY
STPx0-3SE-40-BE-en-10 | Version 1.0ENGLISH

Legal Provisions SMA Solar Technology AG
Operating ManualSTPx0-3SE-40-BE-en-102
Legal Provisions
The information contained in these documents is the property of SMA Solar Technology AG. No
part of this document may be reproduced, stored in a retrieval system, or transmitted, in any form or
by any means, be it electronic, mechanical, photographic, magnetic or otherwise, without the prior
written permission of SMA Solar Technology AG. Internal reproduction used solely for the purpose
of product evaluation or other proper use is allowed and does not require prior approval.
SMA Solar Technology AG makes no representations or warranties, express or implied, with
respect to this documentation or any of the equipment and/or software it may describe, including
(with no limitation) any implied warranties of utility, merchantability, or fitness for any particular
purpose. All such representations or warranties are expressly disclaimed. Neither SMA Solar
Technology AG nor its distributors or dealers shall be liable for any indirect, incidental, or
consequential damages under any circumstances.
The exclusion of implied warranties may not apply in all cases under some statutes, and thus the
above exclusion may not apply.
Specifications are subject to change without notice. Every attempt has been made to make this
document complete, accurate and up-to-date. Readers are cautioned, however, that product
improvements and field usage experience may cause SMA Solar Technology AG to make changes
to these specifications without advance notice or per contract provisions. SMA Solar Technology
AG shall not be responsible for any damages, including indirect, incidental or consequential
damages, caused by reliance on the material presented, including, but not limited to, omissions,
typographical errors, arithmetical errors or listing errors in the content material.
SMA Warranty
You can download the current warranty conditions from the Internet at www.SMA-Solar.com.
Software licenses
The licenses for the installed software modules (open source) can be found in the user interface of
the product.
Trademarks
All trademarks are recognized, even if not explicitly identified as such. Missing designations do not
mean that a product or brand is not a registered trademark.
SMA Solar Technology AG
Sonnenallee 1
34266 Niestetal
Germany
Phone [phone]
Fax [phone]
www.SMA.de
E-mail: [email protected]
Status: 4/13/2022
Copyright © 2022 SMA Solar Technology AG. All rights reserved.

Table of Contents
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 3
Table of Contents
1 Information on this Document................................................. 6
1.1 Validity........................................................................................................................ 6
1.2 Target Group.............................................................................................................. 6
1.3 Content and Structure of this Document ................................................................... 6
1.4 Levels of warning messages ...................................................................................... 6
1.5 Symbols in the Document .......................................................................................... 7
1.6 Typographical Elements in the Document ................................................................ 7
1.7 Designations in the Document................................................................................... 8
1.8 Additional Information ............................................................................................... 8
2 Safety ........................................................................................ 9
2.1 Intended Use .............................................................................................................. 9
2.2 IMPORTANT SAFETY INSTRUCTIONS.................................................................... 10
3 Scope of Delivery ..................................................................... 16
4 Product Overview .................................................................... 18
4.1 Product Description .................................................................................................... 18
4.2 Symbols on the Product ............................................................................................. 19
4.3 Interfaces and Functions ............................................................................................ 20
4.4 LED Signals................................................................................................................. 23
4.5 "Battery Management" .............................................................................................. 25
5 SMA Energy System Home ..................................................... 26
5.1 System Components................................................................................................... 26
5.2 System Overview ....................................................................................................... 28
5.3 Circuitry Overview ..................................................................................................... 29
5.4 Communication Overview......................................................................................... 32
6 Mounting................................................................................... 33
6.1 Requirements for Mounting ....................................................................................... 33
6.2 Mounting the product ................................................................................................ 35
7 Electrical Connection ................................................................ 37
7.1 Overview of the Connection Area ............................................................................ 37
7.2 AC Connection........................................................................................................... 37
7.2.1 Requirements for the AC Connection .................................................... 37
7.2.2 Connecting the Grounding .................................................................... 38
7.2.3 Connecting the Inverter to the Utility Grid ............................................ 39
7.2.4 Connecting the Battery-Backup Appliances.......................................... 42

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Operating ManualSTPx0-3SE-40-BE-en-104
7.3 Mounting the WLAN Antenna .................................................................................. 45
7.4 Connecting the Network Cables............................................................................... 45
7.5 Connect the communication ...................................................................................... 47
7.5.1 Assignment of Terminal Block of COM Connector .............................. 47
7.5.2 Connecting the COM Connector.......................................................... 49
7.5.3 Connecting CAN communication cable ............................................... 50
7.5.4 Connecting Signal Source to Digital Input............................................ 51
7.5.5 Connecting the Multifunction Relay....................................................... 53
7.5.5.1 Procedure for connecting the multifunction relay.............. 53
7.5.5.2 Connection to the Multifunction Relay............................... 53
7.6 Connection of PV Modules........................................................................................ 54
7.6.1 Requirements for the DC Connection.................................................... 54
7.6.2 Assembling the DC Connectors............................................................. 55
7.6.3 Connecting the PV Array........................................................................ 57
7.6.4 Disassembling the DC Connectors ........................................................ 60
7.7 Connecting the power cable of the battery.............................................................. 61
8 Commissioning ......................................................................... 62
8.1 Commissioning Procedure ......................................................................................... 62
8.2 Commissioning the Inverter........................................................................................ 63
8.3 Selecting a configuration option ............................................................................... 63
9 Operation ................................................................................. 66
9.1 Establishing a connection to the user interface ........................................................ 66
9.1.1 Establishing a Direct Connection via Ethernet ...................................... 66
9.1.2 Establishing a direct connection via WLAN ......................................... 66
9.1.3 Establishing a Connection via Ethernet in the local network ............... 67
9.1.4 Establishing a Connection via WLAN in the Local Network ............... 68
9.2 Logging In and Out of the User Interface................................................................. 69
9.3 Start Page Design of the User Interface.................................................................... 71
9.4 Displaying and Downloading the Stored Data........................................................ 73
9.5 Activating the Smart Inverter Screen......................................................................... 74
9.6 Starting the Installation Assistant............................................................................... 74
9.7 Switching WLAN On and Off................................................................................... 75
9.8 Changing the Password............................................................................................. 76
9.9 Changing Operating Parameters.............................................................................. 76
9.10 Configuring the Country Data Set............................................................................. 77
9.11 Configuring the Active Power Mode ........................................................................ 77
9.12 Set reactive and active power characteristic curves................................................ 78
9.12.1 Setting the Q(V) characteristic curve..................................................... 78
9.12.2 Setting the P(V) characteristic curve ...................................................... 79
9.12.3 Setting the P(f) characteristic curve........................................................ 79

Table of Contents
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 5
9.13 Operating Modes of the Multifunction Relay........................................................... 79
9.14 Changing the Operating Mode of the Multifunction Relay .................................... 80
9.15 Configuring the Battery-Backup System.................................................................... 80
9.16 Power Supply of Backup Loads in Parallel Grid Operation.................................... 81
9.17 Configuring the Modbus Function............................................................................. 82
9.18 Setting SMA ShadeFix............................................................................................... 83
9.19 Saving the Configuration in a File............................................................................. 83
9.20 Adopting a Configuration from a File....................................................................... 83
9.21 Activating Automatic Firmware Update.................................................................... 84
9.22 Updating the Firmware.............................................................................................. 84
10 Disconnecting the Inverter from Voltage Sources ................. 86
11 Clean the product..................................................................... 90
12 Troubleshooting........................................................................ 91
12.1 Forgotten Password.................................................................................................... 91
12.2 Event Messages ......................................................................................................... 92
12.3 Checking the PV System for Ground Faults.............................................................. 112
12.4 Problems with streaming services.............................................................................. 116
13 Decommissioning the Inverter.................................................117
14 Procedure when Replacing a Battery.....................................120
15 Procedure for Receiving a Replacement Device....................121
16 Technical Data ..........................................................................122
17 Contact ......................................................................................129
18 EU Declaration of Conformity .................................................130
19 UK Declaration of Conformity.................................................131

1 Information on this Document SMA Solar Technology AG
Operating ManualSTPx0-3SE-40-BE-en-106
1 Information on this Document
1.1 Validity
This document is valid for:
• STP5.0-3SE-40
• STP6.0-3SE-40
• STP8.0-3SE-40
• STP10.0-3SE-40
1.2 Target Group
This document is intended for qualified persons and end users. Only qualified persons are allowed
to perform the activities marked in this document with a warning symbol and the caption
"Qualifiedperson". Tasks that do not require any particular qualification are not marked and can
also be performed by end users. Qualified persons must have the following skills:
• Knowledge of how an inverter works and is operated
• Knowledge of how batteries work and are operated
• Training in how to deal with the dangers and risks associated with installing, repairing and
using electrical devices, batteries and installations
• Training in the installation and commissioning of electrical devices and installations
• Knowledge of all applicable laws, standards and directives
• Knowledge of and compliance with this document and all safety information
• Knowledge of and compliance with the documents of the battery manufacturer with all safety
information
1.3 Content and Structure of this Document
This document describes the mounting, installation, commissioning, configuration, operation,
troubleshooting and decommissioning of the product as well as the operation of the product user
interface.
You will find the latest version of this document and further information on the product in PDF format
and as eManual at www.SMA-Solar.com. You can also call up the eManual via the user interface
of the product.
Illustrations in this document are reduced to the essential information and may deviate from the real
product.
1.4 Levels of warning messages
The following levels of warning messages may occur when handling the product.
DANGER
Indicates a hazardous situation which, if not avoided, will result in death or serious injury.

1 Information on this Document
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 7
WARNING
Indicates a hazardous situation which, if not avoided, could result in death or serious injury.
CAUTION
Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
NOTICE
Indicates a situation which, if not avoided, can result in property damage.
1.5 Symbols in the Document
Icon Explanation
Information that is important for a specific topic or goal, but is not safety-rele-
vant
☐
Indicates a requirement for meeting a specific goal
☑
Desired result
✖
A problem that might occur.
Example
Sections describing activities to be performed by qualified persons only
1.6 Typographical Elements in the Document
Typographical ele-
ment
Use Example
bold • Messages
• Terminals
• Elements on a user interface
• Elements to be selected
• Elements to be entered
• Connect the insulated
conductors to the terminals
X703:1 to X703:6.
• Enter 10 in the field
Minutes.
>• Connects several elements to be
selected
• Go to Settings > Date.
[Button]
[Key]
• Button or key to be clicked on or
pressed down
• Select [Enter].
# • Placeholder for variable
components (e.g., parameter
names)
• Parameter WCtlHz.Hz#

1 Information on this Document SMA Solar Technology AG
Operating ManualSTPx0-3SE-40-BE-en-108
1.7 Designations in the Document
Complete designation Designation in this document
Sunny Tripower Smart Energy Inverter, product
1.8 Additional Information
For more information, please go to www.SMA-Solar.com.
Title and information content Type of information
"Approved Batteries and Information on Battery Communication
Connection"
Overview of approved batteries
Technical Information
"PUBLIC CYBER SECURITY - Guidelines for a Secure PV System
Communication"
Technical Information
"SMASmartHome"
The System Solution for Greater Independence
Planning Guidelines
"Efficiency and Derating"
Efficiency and derating behavior of the SMA inverters
Technical Information
"Parameters and Measured Values"
Overview of all inverter operating parameters and their configura-
tion options
Technical Information
"Modbus® parameters and measured values"
Device-specific list of the Modbus register
Technical Information
"Temperature Derating" Technical Information

2 Safety
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 9
2 Safety
2.1 Intended Use
The SunnyTripowerSmartEnergy is a transformerless hybrid inverter with 2 MPP trackers and a
battery connection that feeds the direct current of the PV array into the connected battery or
converts it to grid-compliant three-phase current and then feeds it into the utility grid. The
SunnyTripowerSmartEnergy also converts the direct current supplied by the battery into grid-
compliant three-phase current. In a system with additional PV inverters, the
SunnyTripowerSmartEnergy can convert the three-phase current generated by the PV inverters
into direct current and feed it into the battery.
The Sunny Tripower Smart Energy has a battery-backup function. In the event of a power outage,
the Sunny Tripower Smart Energy can continue to supply selected circuits with power from the
battery and PV system.
The product is suitable for indoor and outdoor use.
The product must only be operated with PV modules of protection class II in accordance with
IEC61730, application class A. The PV modules must be compatible with this product.
The product is not equipped with an integrated transformer and therefore has no galvanic isolation.
The product must not be operated with PV modules whose outputs are grounded. This can cause
the product to be destroyed. The product may be operated with PV modules whose frame is
grounded.
The product must only be operated in connection with an intrinsically safe lithium-ion battery
approved by SMA Solar Technology AG. An updated list of the batteries approved by SMA Solar
Technology AG can be found in the technical information "Approved Batteries and Information on
Battery Communication Connection" at www.SMA-Solar.com.
The battery must comply with the locally applicable standards and directives and must be
intrinsically safe (see technical information "SMA Flexible Storage System - Detailed explanations of
the safety concept" for detailed explanations regarding the safety concept of battery inverters by
SMA Solar Technology AG).
The communication interface of the battery used must be compatible with the product. The entire
battery voltage range must be completely within the permissible input voltage range of the product.
The maximum permissible DC input voltage of the product must not be exceeded.
The product is not suitable for supplying life-sustaining medical devices. A power outage must not
lead to personal injury.
All components must remain within their permitted operating ranges and their installation
requirements at all times.
The product must only be used in countries for which it is approved or released by SMA Solar
Technology AG and the grid operator.
The product may only be operated with one of the energy meters approved by SMA Solar
Technology AG. The following energy meters are allowed to be used when operating this product:
• EMETER-20 (SMAEnergyMeter)
• HM-20 (SunnyHomeManager 2.0)

2 Safety SMA Solar Technology AG
Operating ManualSTPx0-3SE-40-BE-en-1010
Use SMA products only in accordance with the information provided in the enclosed
documentation and with the locally applicable laws, regulations, standards and directives. Any
other application may cause personal injury or property damage.
Alterations to SMA products, e.g., changes or modifications, are only permitted with the express
written permission of and according to the instructions from SMA Solar Technology AG.
Unauthorized alterations can be dangerous and lead to personal injury. In addition, an
unauthorized alteration will void guarantee and warranty claims and in most cases terminate the
operating license. SMA Solar Technology AG shall not be held liable for any damage caused by
such changes.
Any use of the product other than that described in the Intended Use section does not qualify as
appropriate.
The enclosed documentation is an integral part of this product. Keep the documentation in a
convenient, dry place for future reference and observe all instructions contained therein.
This document does not replace any regional, state, provincial, federal or national laws, regulations
or standards that apply to the installation, electrical safety and use of the product. SMA Solar
Technology AG assumes no responsibility for the compliance or non-compliance with such laws or
codes in connection with the installation of the product.
The type label must remain permanently attached to the product.
2.2 IMPORTANT SAFETY INSTRUCTIONS
Keep the manual for future reference.
This section contains safety information that must be observed at all times when working.
The product has been designed and tested in accordance with international safety requirements. As
with all electrical or electronical devices, there are residual risks despite careful construction. To
prevent personal injury and property damage and to ensure long-term operation of the product,
read this section carefully and observe all safety information at all times.
DANGER
Danger to life due to electric shock when touching live system components
during battery-backup operation
Even if the AC miniature circuit breaker and the DC load-break switch of the inverter are
disconnected, parts of the system may still be live when the battery is switched on due to battery-
backup operation.
• Prior to performing any work on the inverter, disconnect it from all voltage sources as
described in this document.
• Ensure that the grounding conductors of the electric circuits of the battery-backup
appliances are connected to the grounding busbar of the house connection box.

2 Safety
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 11
DANGER
Danger to life due to electric shock when live components or DC cables are
touched when working on the battery
The DC cables connected to the battery can be energized even when the battery is disconnected
if the inverter has not been disconnected. Touching live DC cables results in death or serious
injury due to electric shock.
• Prior to performing any work on the battery, disconnect the inverter from all voltage sources
as described in this document.
DANGER
Danger to life due to electric shock when live components or DC cables are
touched
The DC cables connected to a battery or a PV module may be live. Touching live DC cables
results in death or serious injury due to electric shock.
• Disconnect the product and battery from voltage sources and make sure it cannot be
reconnected before working on the device.
• Observe all safety information of the battery manufacturer.
• Do not touch non-insulated parts or cables.
• Do not disconnect the DC connectors under load.
• Wear suitable personal protective equipment for all work on the product.
DANGER
Danger to life due to electric shock when live components are touched on
opening the product
High voltages are present in the live parts and cables inside the product during operation.
Touching live parts and cables results in death or lethal injuries due to electric shock.
• Do not open the product.
DANGER
Danger to life due to electric shock from touching an ungrounded PV module
or array frame
Touching ungrounded PV modules or array frames results in death or lethal injuries due to electric
shock.
• Connect and ground the frame of the PV modules, the array frame and the electrically
conductive surfaces so that there is continuous conduction. Observe the applicable local
regulations.

2 Safety SMA Solar Technology AG
Operating ManualSTPx0-3SE-40-BE-en-1012
DANGER
Danger to life due to electric shock when touching live system components in
case of a ground fault
If a ground fault occurs, parts of the system may still be live. Touching live parts and cables
results in death or lethal injuries due to electric shock.
• Disconnect the product and battery from voltage sources and make sure it cannot be
reconnected before working on the device.
• Only touch the cables of the PV modules on their insulation.
• Do not touch any parts of the substructure or frame of the PV array.
• Do not connect PV strings with ground faults to the inverter.
DANGER
Danger to life due to electric shock in case of overvoltages and if surge
protection is missing
Overvoltages (e.g. in the event of a flash of lightning) can be further conducted into the building
and to other connected devices in the same network via the network cables or other data cables
if there is no surge protection. Touching live parts and cables results in death or lethal injuries due
to electric shock.
• Ensure that all devices in the same network and the battery are integrated into the existing
surge protection.
• When laying the network cables or other data cables outdoors, it must be ensured that a
suitable surge protection device is provided at the transition point of the cable from the
product or the battery outdoors to the inside of a building.
• The Ethernet interface of the product is classified as "TNV-1" and offers protection against
overvoltages of up to 1.5kV.
DANGER
Danger to life due to electric shock when touching live enclosure parts with
damaged grounding conductor
High voltages may be applied to the enclosure of the product if the grounding conductor of the
AC connection is damaged or has not been connected correctly and the additional grounding
has not been connected. Touching live enclosure parts results in death or lethal injuries due to
electric shock.
• Connect additional grounding for the AC connection as described in this document.

2 Safety
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 13
WARNING
Danger to life due to fire and explosion
In rare cases, an explosive gas mixture can be generated inside the product under fault
conditions. In this state, switching operations can cause a fire inside the product or explosion.
Death or lethal injuries due to hot or flying debris can result.
• In the event of a fault, do not perform any direct actions on the product.
• Ensure that unauthorized persons have no access to the product.
• Do not operate the DC load-break switch on the inverter in case of an error.
• Disconnect the PV array from the inverter via an external disconnection device. If there is no
disconnecting device present, wait until no more DC power is applied to the inverter.
• Disconnect the battery from the product via an external disconnection device. Do not
operate the DC load-break switch on the product.
• Disconnect the AC circuit breaker, or keep it disconnected in case it has already tripped,
and secure it against reconnection.
• Only perform work on the product (e.g., troubleshooting, repair work) when wearing
personal protective equipment for handling of hazardous substances (e.g., safety gloves,
eye and face protection, respiratory protection).
WARNING
Risk of injury due to toxic substances, gases and dusts.
In rare cases, damages to electronic components can result in the formation of toxic substances,
gases or dusts inside the product. Touching toxic substances and inhaling toxic gases and dusts
can cause skin irritation, burns or poisoning, trouble breathing and nausea.
• Only perform work on the product (e.g., troubleshooting, repair work) when wearing
personal protective equipment for handling of hazardous substances (e.g., safety gloves,
eye and face protection, respiratory protection).
• Ensure that unauthorized persons have no access to the product.
WARNING
Danger to life due to fire or explosion when batteries are fully discharged
A fire may occur due to incorrect charging of fully discharged batteries. This can result in death
or serious injury.
• Before commissioning the system, verify that the battery is not fully discharged.
• Do not commission the system if the battery is fully discharged.
• If the battery is fully discharged, contact the battery manufacturer for further proceedings.
• Only charge fully discharged batteries as instructed by the battery manufacturer.

2 Safety SMA Solar Technology AG
Operating ManualSTPx0-3SE-40-BE-en-1014
WARNING
Danger to life due to burns caused by electric arcs through short-circuit
currents
Short-circuit currents in the battery can cause heat build-up and electric arcs. Heat build-up and
electric arcs may result in lethal injuries due to burns.
• Disconnect the battery from all voltages sources prior to performing any work on the
battery.
• Observe all safety information of the battery manufacturer.
WARNING
Danger to life due to electric shock from destruction of the measuring device
due to overvoltage
Overvoltage can damage a measuring device and result in voltage being present in the
enclosure of the measuring device. Touching the live enclosure of the measuring device results in
death or lethal injuries due to electric shock.
• Only use measuring devices with a DC input voltage range of 1000V or higher.
CAUTION
Risk of burns due to hot enclosure parts
The enclosure and the enclosure lid may get hot during operation. The DC load-break switch can
not become hot.
• Do not touch hot surfaces.
• Wait until the inverter has cooled down before touching the enclosure or enclosure lid.
CAUTION
Risk of injury due to weight of product
Injuries may result if the product is lifted incorrectly or dropped while being transported or
mounted.
• Transport and lift the product carefully. Take the weight of the product into account.
• Always have two persons mount and disassemble the product.
• Wear suitable personal protective equipment for all work on the product.
NOTICE
Damage to the DC connectors due to the weight of the product
The DC connectors mounted on the product may be damaged if the product is set down on
them.
• Do not set the product down on its DC connectors.
• Do not remove the protective cover from the DC connectors until the product is installed on
the wall mounting bracket.

2 Safety
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 15
NOTICE
High costs due to inappropriate Internet tariff
Depending on use, the data volume of the product transferred via the Internet may vary in size.
The data volume depends, for example, on the number of devices in the system, the frequency of
device updates, the frequency of data transfer to SunnyPortal or the use of FTP push. High costs
for the Internet connection can be the result.
• SMA Solar Technology AG recommends using an Internet flat rate.
NOTICE
Damage to the product due to cleaning agents
The use of cleaning agents may cause damage to the product and its components.
• Clean the product and all its components only with a cloth moistened with clear water.
A country data set must be set for feed-in operation
To ensure the inverter begins feed-in operation during initial commissioning, a country data set
must be set (for instance via the installation assistant on the user interface of the product, or via
a communication product).
If no country data set is set, then feed-in operation will be stopped. This state is signaled by the
green and red LEDs flashing simultaneously.
The inverter will automatically start feed-in operation only after the inverter configuration is
completed.

3 Scope of Delivery SMA Solar Technology AG
Operating ManualSTPx0-3SE-40-BE-en-1016
3 Scope of Delivery
BC
+
E
_
F
G
K
I
LM
J
AD
H
Figure 1: Components included in scope of delivery
Position Quantity Designation
A 1 Inverter
B 1 Wall mounting bracket
C 2 Pan head screw M4x14 with spring washer and washer
D 2/3 Positive DC connector
(2 pieces for Sunny Tripower 5.0 SE, 6.0 SE and 8.0 SE, 3 pieces
for Sunny Tripower 10.0 SE)
E 2/3 Negative DC connector
(2 pieces for Sunny Tripower 5.0 SE, 6.0 SE and 8.0 SE, 3 pieces
for Sunny Tripower 10.0 SE)
F 4/6 Sealing plug
(4 pieces for Sunny Tripower 5.0 SE, 6.0 SE and 8.0 SE, 6 pieces
for Sunny Tripower 10.0 SE)
G 1 Battery connection cable with positive DC connector
H 1 Battery connection cable with negative DC connector
I 2 RJ45 protective sleeve: swivel nut, cable support sleeve, threaded
sleeve
J 1 WLAN antenna
K 1 COM connector for connection of battery communication and digi-
tal inputs and outputs: swivel nut, threaded sleeve, terminal

3 Scope of Delivery
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 17
Position Quantity Designation
L 2 AC connector: swivel nut, sealing ring, connector enclosure, termi-
nal, fuse terminal block
M 1 Quick reference guide with password label on the rear side
The label contains the following information:
• PIC (Product Identification Code) identification key for
registering the system in SunnyPortal
• RID (Registration Identifier) registration ID for registering the
system in SunnyPortal
• WLAN password WPA2-PSK (WiFi Protected Access 2 -
Preshared Key) for direct connection to the inverter via WLAN

4 Product Overview SMA Solar Technology AG
Operating ManualSTPx0-3SE-40-BE-en-1018
4 Product Overview
4.1 Product Description
B
A
D
C
Figure 2: Design of the product
Position Designation
A DC load-break switch
B LEDs
The LEDs indicate the operating state of the product.
C Label with QR Code for scanning via the SMA 360° App and easy connec-
tion to the inverter's user interface via WLAN
D Type label
The type label clearly identifies the product. The type label must remain per-
manently attached to the product. You will find the following information on
the type label:
• Device type (Model)
• Serial number (Serial No. or S/N)
• Date of manufacture
• Identification key (PIC) for registration in Sunny Portal
• Registration ID (RID) for registration in Sunny Portal
• Wi-Fi password (WPA2-PSK) for the direct connection to the user
interface of the product via Wi-Fi
• Device-specific characteristics

4 Product Overview
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 19
4.2 Symbols on the Product
Icon Explanation
Beware of a danger zone
This symbol indicates that the product must be additionally grounded if addi-
tional grounding or equipotential bonding is required at the installation site.
Beware of electrical voltage
The product operates at high voltages.
Beware of hot surface
The product can get hot during operation.
10 min
Danger to life due to high voltages in the inverter; observe a waiting time of
10 minutes.
High voltages that can cause lethal electric shocks are present in the live com-
ponents of the inverter.
Prior to performing any work on the inverter, disconnect it from all voltage
sources as described in this document.
Observe the documentations
Observe all documentations supplied with the product.
Inverter
Together with the green LED, this symbol indicates the operating state of the in-
verter.
Observe the documentations
Together with the red LED, this symbol indicates an error.
Data transmission
Together with the blue LED, this symbol indicates the status of the network con-
nection.
Three-phase alternating current with neutral conductor
Direct current
The product has no galvanic isolation.

4 Product Overview SMA Solar Technology AG
Operating ManualSTPx0-3SE-40-BE-en-1020
Icon Explanation
WEEE designation
Do not dispose of the product together with the household waste but in accor-
dance with the disposal regulations for electronic waste applicable at the in-
stallation site.
The product is suitable for outdoor installation.
Degree of protectionIP65
The product is protected against the penetration of dust and water that is di-
rected as a jet against the enclosure from all directions.
CE marking
The product complies with the requirements of the applicable EU directives.
UKCA marking
The product complies with the regulations of the applicable laws of England,
Wales and Scotland.
RoHS
RoHS labeling
The product complies with the requirements of the applicable EU directives.
RCM (Regulatory Compliance Mark)
The product complies with the requirements of the applicable Australian stan-
dards.
The product complies with the Moroccan safety and EMC requirements for
electronic products.
4.3 Interfaces and Functions
The product is equipped with the following interfaces and functions:
User interface for configuration and monitoring
The product is equipped as standard with an integrated webserver, which provides a user interface
for configuring and monitoring the product.
Once the connection has been established to the smart device, use a terminal (e.g. smartphone,
tablet or laptop) to connect to the product's user interface using a web browser.
Smart Inverter Screen
The Smart Inverter Screen enables you to view the status display and to display the current power
and consumption on the user interface login page. This gives you an overview of the most important
product data without having to log into the user interface.
The Smart Inverter Screen is deactivated by default. The Smart Inverter Screen can be activated via
the user interface once the product has been commissioned.