ZCS CONNEXT User manual

ACCESSORY
CONNEXT

Identification: MD-AL-GI-00 Rev. 4.0 of 07/06/2021 - Application: GID
Zucchetti Centro Sistemi S.p.A. - Green Innovation Division
Via Lungarno, 248 - 52028 Terranuova Bracciolini - Arezzo, Italy
tel. [phone] - fax. [phone]
[e-mail] - [email protected] - zcsazzurro.com
Reg. Pile IT12110P00002965 - Share Capital € 100,000.00 fully paid up
AR Company Reg. no. 03225010481 - REA AR no. 94189
ISO 9001 Certified Company - Certificate no. 9151 - CNS0 - IT-17778
Connext User Manual
Rev. 1.2 07/06/2021
“CONNEXT” Control System
User Manual

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Identification: MD-AL-GI-00
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General instructions
This manual contains important safety instructions that must be followed during installation and
maintenance of the equipment.
Please keep these instructions!
This manual must be considered an integral part of the equipment, and must be available at all
times to everyone who interacts with the equipment. The manual must always accompany the
equipment, even when it is transferred to another user or plant.
Copyright statement
The copyright of this manual belongs to Zucchetti Centro Sistemi S.p.A. No part of this manual
(including the software, etc.) may be copied, reproduced or distributed in any form or by any
means without the permission of Zucchetti Centro Sistemi S.p.A. All rights reserved. ZCS reserves
the right to final interpretation. This manual is subject to change based on feedback from users,
installers or customers. Please check our website http://www.zcsazzurro.com for the latest
version.
Technical support
ZCS offers a support and technical consultancy service accessible by sending a request directly
from the website https://www.zcsazzurro.com/it/support.
The following toll-free number is available for the Italian territory: 800 72 74 64.

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Table of Contents
1. Preliminary safety instructions..........................................................................................................7
1.1. Safety instructions .....................................................................................................................7
1.2. Symbols and icons......................................................................................................................9
1.3. Labels.......................................................................................................................................10
2. Product features .............................................................................................................................11
2.1. Product presentation ...............................................................................................................11
2.2. Product overview.....................................................................................................................12
2.2.1. 24-pin terminal block ....................................................................................................................14
2.2.2. 3-pin terminal block ......................................................................................................................15
2.2.3. SD card slot ...................................................................................................................................15
2.2.4. Ethernet connector .......................................................................................................................15
3. Installation......................................................................................................................................16
3.1. Checks before installation ........................................................................................................16
3.1.1. Installation tools ...........................................................................................................................17
3.2. Installation process ..................................................................................................................17
3.2.1. Installation position.......................................................................................................................17
3.3. Materials and cables ................................................................................................................18
4. Electrical connections .....................................................................................................................19
4.1. Connecting the AC power cables..............................................................................................19
4.2. Connecting to Azzurro EV charging stations .............................................................................20
4.3. Connecting to Azzurro photovoltaic or storage inverters .........................................................22
4.3.1. Connecting to 1-phase Azzurro hybrid inverters ............................................................................22
4.3.2. Connecting to 3000SP inverter ......................................................................................................23
4.3.3. Connecting to Azzurro 3-phase hybrid inverters ............................................................................24
4.3.4. Connecting to Azzurro single-phase photovoltaic inverters ...........................................................25
4.3.5. Connecting to Azzurro three-phase photovoltaic inverters ............................................................26
4.4. Connecting to current sensors or meter...................................................................................27

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4.4.1. Sensor for measuring 1-ph photovoltaic production......................................................................27
4.4.2. Sensor for measuring three-phase photovoltaic production ..........................................................28
4.4.3. Sensor for measuring 1-phase grid exchanges ...............................................................................29
4.4.4. Meter for measuring grid exchanges (three-phase system) ...........................................................30
5. Initial system configuration.............................................................................................................31
6. Access for maintenance only...........................................................................................................46
6.1. Access connection for maintenance only .................................................................................46
7. Technical datasheet ........................................................................................................................47
8. Maintenance...................................................................................................................................48
8.1. Troubleshooting.......................................................................................................................48
8.2. Maintenance............................................................................................................................48
9. Dismantling and disposal ................................................................................................................49
10. Warranty terms and conditions ...................................................................................................50

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Preface
General information
Please read this manual carefully before installation, use or maintenance. This manual contains
important safety instructions that must be followed during installation and maintenance of the
system.
Scope
This manual describes the assembly, installation, electrical connections, commissioning,
maintenance and troubleshooting of the Connext system. Keep this manual so that it is accessible at
all times.
Recipients
This manual is intended for qualified technical personnel (installers, technicians, electricians,
technical support personnel or anyone who is qualified and certified to work on an electrical
system), responsible for installation and start-up of the system. The manual is also intended for end
users who can find useful information on how to manage their installation via the Connext system.
Symbols used
This manual provides information for safe operation and uses certain symbols to ensure the safety
of personnel and materials, and for efficient use of the equipment during normal operation.
It is important to understand this information to prevent accidents and damage to property. Please
take note of the following symbols used in this manual.
Danger: indicates a hazardous situation which, if not resolved or
avoided, could result in serious personal injury or death
Danger
Warning: indicates a hazardous situation which, if not resolved or
avoided, could result in serious personal injury or death
Warning

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Caution: indicates a hazardous situation which, if not resolved or
avoided, could result in minor or moderate personal injury
Caution
Attention: indicates a potentially hazardous situation which, if not
resolved or avoided, could result in damage to the system or other
property
Attention
Note: provides important tips on correct and optimal operation of
the product
Note

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1. Preliminary safety instructions
If you have problems or questions in reading and understanding the
following information, please contact Zucchetti Centro Sistemi S.p.A.
through the appropriate channels.
Note
1.1. Safety instructions
This section highlights the main safety instructions to be followed during installation and use of the
equipment.
Before installing and using the equipment, make sure you read and understand the instructions in
this manual and familiarise yourself with the relative safety symbols shown in this chapter.
According to national and local requirements, permission must be obtained from your local
provider before connecting to the electrical grid, making sure that the connections are carried out
by a qualified electrician. All installation operations must be carried out by a qualified and
competent electrician.
Contact the nearest authorised service centre for any repairs or maintenance. Contact your
distributor for information on the nearest authorised service centre. DO NOT carry out repairs
yourself, as this may result in injury or damage.
Qualified personnel
Ensure that the operator has the necessary skills and training to operate the equipment. Personnel
responsible for use and maintenance of the equipment must be qualified and capable of performing
the activities described, and must also have adequate knowledge on how to correctly interpret the
contents of this manual. For safety reasons, this system must only be installed by a qualified
electrician with the necessary training and/or skills and knowledge. Zucchetti Centro Sistemi S.p.A.
declines all responsibility for damage to property or personal injury caused by incorrect use of the
device.
Do not attempt in any way to repair or replace components of the system without the assistance of
qualified personnel.
Installation requirements
Install and start the system according to the following instructions. Choose a suitable location for
installation of the electrical equipment. Make sure there is sufficient space to accommodate future
maintenance work.

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Figure 1 –Do not lose or damage this manual
Transport requirements
If there are any problems with the packaging that could cause damage to the system or if there is
visible damage, notify the transport company immediately. If necessary, request assistance from an
installer or from Zucchetti Centro Sistemi S.p.A. Transport of the equipment, especially by road,
must be carried out with vehicles suitable to protect the components (especially the electronic
components) against violent knocks, humidity, vibrations, etc.
Electrical connections
Please follow all the current electrical regulations concerning accident prevention.
Before connecting the power supply, make sure to properly
disconnect the voltage on the AC connection cables.
Danger
All installation operations must be carried out by a professional
electrician, who is prepared and has read this manual carefully and
understands its contents!
Warning
Do not remove the information label or to tamper with the system.
Otherwise, ZCS will not provide any warranty or assistance.
Note

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Operation
Do not use the product if it has any defects, cracks, scratches or leaks, but contact your dealer or
ZCS technical service.
Contact with the electrical grid or the terminal of the equipment
may cause electrocution or fire!
• Do not touch the terminal or the conductor connected to the
electrical grid.
• Follow all the instructions and safety requirements relating to grid
connection
Danger
If the system is not functioning properly:
• Disconnect the input and output power supply
Warning
Maintenance and repair
Keep the system clean and dry; if you need to clean it, use a clean dry cloth.
1.2. Symbols and icons
Introduces the main safety symbols on the charging station. Some safety symbols are located on the
charging station. Before installation, it is important to read and understand the contents of the
symbols.
Complies with the European Standards (CE)
Ground connection point
Table 1 –Symbols on the System
’Smin"“’"
There is residual voltage in the inverter! Before opening the equipment,
wait five minutes to ensure that the capacitance has been completely
discharged.
Be careful of high voltage.
Be careful of high temperature.
Complies with European standards.
Ground connection point.
This indicates the allowed temperature range.