OPERATING MANUAL ESS 7.0 Version 1.
Copyrights Version 08/2016 Copyright © BMZ GmbH Subject to technical modifications that are required for advancements. This operating manual or parts thereof may not be reproduced in any format (photocopy, micro film or other methods) or used, duplicated or processed with the help of electronic systems without a written consent of BMZ GmbH. In case of violations of these regulations, we reserve the right to claim damage compensation.
About this manual General A qualified electrician must carry out installation, commissioning and maintenance. Please read this operating manual carefully to ensure a fault-free operation of the BMZ ESS 7.0 battery storage system. Please store this operating manual such that it is accessible to all persons who work on the BMZ ESS 7.0 system. Scope This manual is intended for all products of the BMZ ESS 7.0 series.
Table of contents About this manual.............................................................................................................. 3 Table of contents ............................................................................................................... 4 List of figures ..................................................................................................................... 7 1 Safety .....................................................................................
4.6 4.7 4.7.1 4.7.2 4.7.3 Communication ................................................................................................................... 47 Output contact .................................................................................................................... 49 Laying the power cable ........................................................................................................ 53 4.8 4.8.1 4.8.2 4.8.3 4.8.4 4.8.5 4.8.6 4.8.
4.18 Recommended parameters of the SMA Sunny Island inverter at the time of installation:............................................................................................................. 73 4.18.1 4.18.2 5 On-grid application .............................................................................................................. 73 Off-grid application ..............................................................................................................
List of figures Table 1-1 Hazard instructions, pictograms ............................................................................................ 24 Figure 1-2: battery storage system, side view of NH1 isolator .............................................................. 25 Table 2-1: delivery scope ....................................................................................................................... 26 Figure 2-2: battery storage system, front view ..................................
Figure 4-29: representation of configuration of the parameters of a BMZ ESS battery ........................ 63 Figure 4-30: representation of configuration of the parameters of a BMZ ESS battery ........................ 64 Figure 4-31: representation of configuration of the parameters of a BMZ ESS battery ........................ 65 Figure 4-32: representation of configuration of the parameters of a BMZ ESS battery ........................ 65 Figure 4-33: block circuit diagram of the BMZ ESS slave battery.
Safety 1 Safety Target group This section is aimed at all persons, including technical personnel, commissioning and shutdown personnel as well as personnel who work on the battery storage system. Background Safety has utmost priority. Use all aids provided to you along with the measures and processes listed in this section to ensure a safe operation. Get a detailed information about all safety aspects.
Safety 1.1 Classification of warnings and intended use Safety instructions This section described warnings in this operating manual and the intended use of the machine. 1.1.1 Warnings in the operating manual Warnings Warnings serve as instructions and precautionary measures that must be followed and taken to avoid a hazardous situation. Classification of warnings Warnings can be classified depending on the magnitude of a hazardous situation.
Safety 1.1.2 Intended use Intended use of the battery system The BMZ ESS 7.0 system must be exclusively used to store the current generated by the photovoltaic systems. Foreseeable misuse Any other use is considered to be unintended. BMZ GmbH shall not be responsible for damage resulted from this. The BMZ ESS 7.0 system is primarily not approved for the following usages: • • • • For a mobile use (e.g.
Safety 1.2 Safety instructions to be followed Safety instructions Follow the safety instructions in this section to ensure the safety of persons and the system. 1.2.1 General safety instructions Target group These general safety instructions are intended for all operators and operating companies of the battery system.
Safety Condition of the battery storage system Keep the battery storage system clean and in an excellent condition. Operate the battery system only if it is in a flawless condition. Other safety instructions Follow the detailed safety instructions in Operation, Maintenance & Dismantling and Disposal sections. 1.2.
Safety 1.2.3 Safety instructions for transport and installation Target group These safety instructions are intended for all persons who are entrusted with the transport and installation of the battery storage system. Adhere to the operating manual Always follow the instructions in the operating manual. Adhere to the installation manual Always follow the instructions in the installation manual. DANGER Risk of life due to live components There is a risk of life in case of a contact with live components.
Safety Safety instructions for transport and installation, continued WARNING Risk of injuries due to improper operation Only trained experts may work on the system. • In case of maintenance and repair activities, the danger area is extended by 1 m around the system. Pay attention to the swivel range of the opening flap. • The operating company must ensure that the access to the danger area is prevented during the movement sequences. Prevent these hazardous situations.
Safety Safety instructions for operation, continued DANGER Danger due to erupting fire (electric hazard) Fire may erupt during operation due to sparks or heated surfaces. • Follow the corresponding safety regulations (5 safety rules). • Furthermore, only experts may maintain, modify or dismantle the battery storage system. • Never install or operate a potentially or obviously defective battery storage. Prevent these hazardous situations. Otherwise, they will lead to deaths or serious injuries.
Safety 1.2.5 Safety instructions for cleaning Target group These safety instructions are intended for all persons who are authorised to clean the battery storage system. Adhere to the operating manual Always follow the instructions in the operating manual when cleaning the battery storage system. Safety instructions for cleaning ATTENTION Risk of damaged machine • Never clean the system or system parts using a vapour jet or spray water. Dirt and water may enter the system and cause major damage.
Safety Safety instructions for maintenance/dismantling Observe the following warning when working on the electrical device: DANGER Risk of life due to live components There is a risk of life in case of a contact with live components. • Only trained experts may work on the system. • When working on the current circuit or on the battery, always switch off the main switch first. Secure it with a padlock.
Safety Safety instructions for maintenance/dismantling, continued DANGER Danger due to erupting fire (electric hazard) Fire may erupt during operation due to sparks or heated surfaces. • Follow the corresponding safety regulations (5 safety rules). • Furthermore, only experts may maintain, modify or dismantle the switch cabinet. Prevent these hazardous situations. Otherwise, they will lead to deaths or serious injuries.
Safety 1.2.7 Safety instructions for battery interiors Target group These safety instructions are intended for all persons who are authorised to work on battery modules of the battery storage system. Adhere to the operating manual Always follow the instructions in the operating manual and in the specifications when working on these modules.
Safety Safety instructions for battery module, continued DANGER Danger due to leaking electrolyte The materials / mediums to be used for intended operation of the battery storage system are procured and used by the manufacturer of the system. The manufacturer is thus solely responsible for the proper handling of these materials / mediums and the associated hazards. Hazard and disposal instructions must be provided by the manufacturer. Follow the safety data sheets of material and medium manufacturers.
Safety Actions to be taken in case of a damage WARNING Possible risk of life due to electric shock when quenching fire or due to flooding. If you do not observe the following behavioural instructions, they may cause material damage and personal injuries; BMZ GmbH shall not bear any liability in such a case. • • • • Switch off the battery storage system if it is possible without any risk. Notify the fire brigade immediately. Help others and yourself to get out of the danger area immediately.
Safety 1.2.10 Residual risks General information The battery storage system was designed such that no persons are exposed to avoidable hazards. Special danger areas are secured using special safety devices. Despite this, some danger areas still remain. When working on the battery storage system, you must be aware of these danger areas, the actions to be taken to keep the risk of injuries and material damage minimal.
Safety Explanation of warning symbols and pictograms The following warning symbols have been affixed on the battery storage system to be able to ensure the safety of personnel and the battery storage system: Symbol Explanation Warning against general hazard sources. Warning against electric potential. Warning against combustible materials. Warning against risks posed by batteries. Warning against electric shock. Do not dispose with household waste.
Safety 1.3.2 Installed safety systems Overview of safety systems of the battery storage system Description Position • NH isolator switch Connection area: outer housing Figure 1-2: battery storage system, side view of NH1 isolator The externally accessible fuse elements (NH1) ensure the line protection and short-circuit protection. 1.3.3 Safety checks General information The following safety checks were conducted by the manufacturer in the factory.
Function, delivery scope and technical key variables 2 Function, delivery scope and technical key variables 2.1 Function Overview The BMZ ESS 7.0 energy storage system stores electric energy in its electro-chemical intermediate storage. This energy can then be retrieved later to compensate the daytime-dependent difference between the power generation and power consumption. In combination with a suitable inverter, the BMZ ESS 7.
Function, delivery scope and technical key variables 2.
Function, delivery scope and technical key variables Battery storage system, side view 1 2 3 Figure 2-4: battery storage system, side view Position Description 1 Battery housing 2 Air suction 3 Supporting feet (adjustable height) Battery storage system, rear view 6 8 1 5 7 Position 4 2 Description 1 Battery housing 2 Air outlet with fan 3 Supporting feet (adjustable height) 4 RS485 bus for multi-parallel mode 5 USB port 6 PLUS line with 50 mm 7 CAN bus for inverter 8 MIN
Function, delivery scope and technical key variables 2.4 Rating plates and warning stickers General information The rating plate is provided on the rear side of the battery. Figure 2-6: battery storage system, rear side 2 1 10 12 9 Figure 2-7: rating plate Position 8 7 6 5 4 3 Description 1 Manufacturer / address 2 QR code (contents: www.bmz-gmbh.
Function, delivery scope and technical key variables Recycling symbol Figure 2-9: battery storage system, recycling symbol Detailed view Figure 2-10: recycling symbol Version 1.
Function, delivery scope and technical key variables 2.5 Technical key variables Product data The following table describes the variants of the BMZ ESS 7.0 system: Battery storage Unit BMZ ESS 7.0 BMZ ESS 7.0 Premium Energy content kWh 6.743 6.743 Usable energy content kWh 5.4 5.4 Nominal capacity C10 Ah 121.5 121.5 Nominal voltage V 55.5 55.
Transport 3 Transport 3.1 Safety instructions for transport Target group Safety instructions intended for the installation personnel who transport, install and put the BMZ ESS 7.0 battery storage system in operation. Safety instructions For transporting the battery storage system and when working on electrical devices, please follow the safety instructions from the Safety section, page 9. 3.
Transport If a test seal is destroyed, all guarantee and warranty claims for the product shall be void. If the test seal is destroyed: Do not install or commission the energy storage system under any circumstance.
Transport If you have queries regarding packing and transport safeguarding, please consult BMZ GmbH. Contact Telephone: 0049 (0)6188 99 56 9830 Email: CS.BigPack@bmz-gmbh.de Intermediate storage The freight packing of the battery, spare parts and replacement parts are designed for a storage duration of a maximum of 6 months from the delivery.
Transport WARNING Risk of injuries due to improper transport. Pay attention to the weight of the transport unit when transporting (see technical specifications). • • The transport unit may tilt during transport. Pay attention to the centre of gravity. If necessary, secure the transport unit using suitable lifting tackles before transporting. Prevent these hazardous situations. Otherwise, they may lead to deaths or serious injuries.
Installation, assembly and commissioning for the first time 4 Installation, assembly and commissioning for the first time General information Only the experts trained by BMZ GmbH may carry out the installation, assembly and first commissioning activities. 4.1 Installation site requirements Installation site The BMZ ESS 7.0 battery storage system is only intended for usage in buildings. Usage of the battery only in non-living space.
Installation, assembly and commissioning for the first time • Figure 4-1 : Requirements for the installation site, distance of the ESS from walls, top view Figure 4-2 : Requirements for the installation site, distance of the ESS from walls, side view The room air must not contain contaminations like suspended particles, metal dust or combustible gases. Ensure that the air humidity does not exceed 80%.
Installation, assembly and commissioning for the first time Only use the provided original cable. Do not shorten the cable arbitrarily. Do not extend the cable arbitrarily. Do not lay the cable in loops. Immediate surroundings of the battery storage system The immediate surroundings of batteries must be clean and dry. Oil contaminations, dirt or water residues must not be found outside the battery. If contaminations are found, remove them immediately.
Installation, assembly and commissioning for the first time 4.4 Installation of the battery storage system Installation steps Proceed as follows to install the battery storage system: Step Description 1 Unpack the battery storage system carefully and check it for transport damage. In case of transport damage, contact the forwarding agent or the manufacturer immediately. Do not use a knife to open the packing.
Installation, assembly and commissioning for the first time 4.5 Preparing the electrical connections for the single mode Definition of single mode: Single mode means the operation of a BMZ ESS 7.0 energy storage system at an inverter. Safety instructions Please follow the safety instructions in the Safety section, page 9.
Installation, assembly and commissioning for the first time 2 Connect the power cable of the battery inverter to the poles of the NT isolator. Use the 2 screws of the M8x20 size as well as washers and tension washers. Figure 4-5: sample representation of the connection of plus and minus power cables with the SMA Sunny Island inverter Ensure that the contact surface of cable shoes rests completely. Maximum tightening torque: 12 Nm.
Installation, assembly and commissioning for the first time 4 Insert the NH fuses in the cover of the NH isolator. Figure 4-7: battery storage system, side view of the opened housing Change the fuse inserts depending on the inverter to which the battery is connected. Recommendation: SI3.0M-11: 80 A SI4.4M-11: 100 A SI6.0H-11: 160 A SI8.0H-11: 200 A Figure 4-8: representation of the correctly inserted fuses Version 1.
Installation, assembly and commissioning for the first time 5 Insert the housing cover in the housing and tighten the screws of the cover. For this purpose, use 2 DIN 7985 M4x6 fillister-head screws. Fix these using a PH2 Phillips screwdriver and a maximum tightening torque of 2.5 Nm (tolerance: +/-0.1 Nm). Detailed view: Figure 4-9: battery storage system, side view The cover may remain open during the first installation in order to switch on the battery.
Installation, assembly and commissioning for the first time 4.5.1 Checking the connections Check the connections as per the exact specifications in the installation check list given in the annexe. 4.5.2 Switching the battery storage system on and off The battery storage system and the inverter must be correctly installed before they can be put into operation.
Installation, assembly and commissioning for the first time Switch on the battery storage system using an external voltage source Proceed as follows to start the battery storage system: Step Description 1 2 The external voltage source can be used to switch on the system only if it was not switched off using the push button (press the push button longer than 10 seconds at a stretch). Connect an external voltage source greater than 36 VDC.
Installation, assembly and commissioning for the first time 4.6 Preparing the electrical connections for the parallel mode Definition of parallel mode: Parallel mode means the operation of multiple BMZ ESS 7.0 energy storage systems at one or more inverters. Safety instructions Please follow the safety instructions in the Safety section, page 9.
Installation, assembly and commissioning for the first time Prerequisites for the battery firmware version Batteries can be connected in parallel from firmware version V2.00 onwards. The BMZ Service Tool in a specific version (at least Version 0.0.26) must be used to update the battery to a new firmware version. Requirements for the battery inverter The parallel connection capability of BMZ ESS 7.0 batteries is approved only with the battery inverters of SMA Sunny Island.
Installation, assembly and commissioning for the first time Figure 4-10: communication cabling, ESS parallel connection - The RS485 bus must be closed with 120 Ohm at both ends Example of a RJ45 T-connector (or even a Y-adapter) with corresponding pin assignment Figure 4-11: RJ45 Y-adapter (even RJ45 T-connector) Version 1.
Installation, assembly and commissioning for the first time Figure 4-12: pin assignment of RJ45 Y-adapter (T-connector) 4.7.2 Output contact - All plus poles of batteries must be laid on a copper rail using the Bat Breaker Box. All minus poles of batteries must be laid on a copper rail using the Bat Breaker Box. Important: A short-circuit between the lines from the plus pole of the battery and the minus pole of the battery must be prevented under any circumstance.
Installation, assembly and commissioning for the first time Connection of the plus pole of inverter (3 units) Connection of the minus pole of inverter (3 units) Connection of the plus poles of batteries (6 units) Connection of the minus poles of batteries (6 units) Figure 4-14: BAT BREAKER Box of Enwitec (example for 6 batteries and 3 inverters) with a closed housing Version 1.
Installation, assembly and commissioning for the first time Connection of the plus pole of inverter (3 units) Connection of the minus pole of inverter (3 units) Connection side of inverter Cable shoe M10 Maximum Cu crosssection: 95 mm2 Connection side of battery Cable shoe M8 Maximum Cu crosssection: 50 mm2 Connection of the plus poles of batteries (6 units) Connection of the minus poles of batteries (6 units) Tightening torque: 13-18 Nm Figure 4-15: BAT BREAKER Box of Enwitec (example for 6 batteri
Installation, assembly and commissioning for the first time Important: When interconnecting the output contacts, all fuses (NH1 isolators) of individual batteries and the switch cabinet are removed, and the automats in the BAT BREAKER Box are set to OFF. Figure 4-16: battery storage system, side view, power isolator pulled Version 1.
Installation, assembly and commissioning for the first time 4.7.3 Laying the power cable - The power cable should be as short as required. The length of the Pack+ and Pack- cables must not exceed the respective maximum lengths. Cables of each battery (plus and minus poles) must always have the equal length. Cables of a battery connected in a parallel circuit must have the equal length between the batteries.
Installation, assembly and commissioning for the first time 4.8 Configuration of the ESS parallel mode Thanks to the modular concept of the BMZ ESS 7.0 system, different configurations of BMZ ESS 7.0 batteries with SMA Sunny Island inverters are possible. 4.8.1 1-phase operation of a SMA Sunny Island inverter on 1 ESS battery Figure 4-18 : 1-phase operation on 1 ESS battery 4.8.
Installation, assembly and commissioning for the first time 4.8.
Installation, assembly and commissioning for the first time 4.8.4 3-phase operation of a SMA Sunny Island inverter on 3 ESS batteries Figure 4-21: 3-phase operation on 3 ESS batteries Version 1.
Installation, assembly and commissioning for the first time 4.8.5 3-phase operation of a SMA Sunny Island inverter on 4 ESS batteries Figure 4-22: 3-phase operation on 4 ESS batteries Version 1.
Installation, assembly and commissioning for the first time 4.8.6 3-phase operation of a SMA Sunny Island inverter on 5 ESS batteries Figure 4-23: 3-phase operation on 5 ESS batteries Version 1.
Installation, assembly and commissioning for the first time 4.8.7 3-phase operation of a SMA Sunny Island inverter on 6 ESS batteries Figure 4-24: 3-phase operation on 6 ESS batteries Version 1.
Installation, assembly and commissioning for the first time 4.9 Configuration of the ESS battery 4.9.1 System structure - In a complete system of batteries connected in parallel, configure one battery as a “master”. In a complete system of batteries connected in parallel, configure all other batteries as “slave”. You can connect up to 6 batteries with each other in parallel. 4.9.2 Addressing the batteries - Configure each battery with an unambiguous and unique address. Numbers 1 to 12 are available.
Installation, assembly and commissioning for the first time 4.11 Work step sequence to configure the parameters of batteries Execute the following steps to configure the parameters of batteries for a system comprising ESS batteries connected in parallel. Figure 4-26: representation of the work sequence to configure the parameters of a BMZ ESS battery Version 1.
Installation, assembly and commissioning for the first time 4.12 Work step sequence to commission the batteries Execute the following steps to commission a system comprising ESS batteries connected in parallel. Figure 4-27: representation of the work sequence to commission a BMZ ESS battery Version 1.
Installation, assembly and commissioning for the first time 4.13 Configuration of firmware for parallel mode Use the BMZ service tool to configure the battery using the USB service port. The following files must be available to configure the battery parameters: 1. 2. 3. ESS30ServiceTool.exe (example: current service tool V0.0.26) System.Windows.Interactivity.dll Optional for firmware update: 31502A_V205.flash (example: current firmware V2.05) Important: All three files must be in the same folder.
Installation, assembly and commissioning for the first time 4.13.2 Setting the master battery address • • • Address 0 is the default address. Each battery connected in parallel must have an unambiguous and unique address (device address). The master and slave batteries function only with the addresses configured with numbers from 1 to 12. Figure 4-30: representation of configuration of the parameters of a BMZ ESS battery Important: 1.
Installation, assembly and commissioning for the first time 4.13.3 Setting the slave battery mode In a group of multiple BMZ ESS 7.0 batteries connected in parallel, configure all batteries, except the master, as slaves. Important: 1. Set the “Slave” mode and configure the battery parameters by clicking on “set mode”. Figure 4-31: representation of configuration of the parameters of a BMZ ESS battery 4.13.4 Setting the slave battery address • • • Address 0 is the default address.
Installation, assembly and commissioning for the first time Important: 1. 2. 3. Set the “address” (device address) to “2” and configure the battery parameters by clicking on “set address”. In a group of multiple BMZ ESS 7.0 batteries connected in parallel, only one battery may have the address “2”. Configure a unique and unambiguous address (device address) for all other slave batteries. 4.14 Commissioning the parallel connection of multiple batteries 4.14.1 Switch-on sequence 1.
Installation, assembly and commissioning for the first time Important: To ensure that all slave batteries are activated from the master battery in case of a different voltage level for different batteries, change the charge status of the master battery by charging and discharging using the inverter. Within a full cycle (i.e. the battery is completely charged once and completely discharged once), the master battery scans all slave batteries in the stand-by mode and switches them off one by one.
Installation, assembly and commissioning for the first time Figure 4-35: representation of example 2, different SOC of BMZ ESS batteries connected in parallel 4.14.6 Example 3: 6 batteries connected in parallel with different charge statuses: - The master battery is switched on and the main relay is switched on - 5 slave batteries are switched on and the main relay is switched on Figure 4-36: representation of example 3, different SOC of BMZ ESS batteries connected in parallel Version 1.
Installation, assembly and commissioning for the first time 4.15 Checking the parallel connection of multiple batteries 4.15.1 Check the number of connected (detected) batteries • • Connect the notebook to the master battery. The “Detected devices” number shows the number of batteries connected to the master (and that are in the stand-by mode). Figure 4-37: check the number of BMZ ESS batteries connected in parallel Other test criterion: The LED of a battery in the stand-by mode flashes green.
Installation, assembly and commissioning for the first time 4.15.2 Check the number of batteries for which the main relay is closed • • • Connect the notebook to the master battery. The “Devices with closed switch” number shows the number of batteries connected to the master for which the main relay is closed. These batteries are connected in parallel to the master battery and can thus be used in the complete system (charging and discharging).
Installation, assembly and commissioning for the first time 4.17 Checking the connections of parallel battery systems Check the connections as per the exact specifications in the installation check list given in the annexe. 4.17.1 Switching the battery storage system on and off The battery storage system and the inverter must be correctly installed before they can be put into operation.
Installation, assembly and commissioning for the first time 7 Important: (see chapter 4.14.1) At the time of commissioning of batteries connected in parallel, first switch on the master battery. 1. Check whether the main relay of the master battery is switched on -> Check via LED flashing speed (see section 5.1) or BMZ service tool (see section 5.2) 2. If the main relay of the master battery is closed, you can now switch on other slave batteries.
Installation, assembly and commissioning for the first time Switch off the battery storage system using time The battery switches off automatically after a defined time of 20 minutes when the battery does not detect any CAN communication externally. Step Description 1 2 If an external source (e.g. the battery inverter) does not detect a CAN communication of the battery, the battery switches off automatically after 20 minutes.
Installation, assembly and commissioning for the first time 6. Set the determined installer password and press the knob. The Sunny remote control is in the installer mode. 7. Select the 700# Operator Level menu and press the knob. 8. Select the 700.01 ActLev parameter, press the knob and set to Expert. 9. Confirm the query with Y. 10.
Installation, assembly and commissioning for the first time 4.18.
Operation and service software 5 Operation and service software General safety instructions Please follow the safety instructions in the Safety section, page 9. 5.1 Pilot lamps (LED) 5.1.1 LED indicators on the battery module The pilot lamps on the battery module indicate the possible statuses and incidents in the operation of the battery storage system.
Operation and service software 5.1.2 Charging status indicator The charging status indication is given using the communication line via the inverter. 5.2 Connection of the notebook for servicing 5.2.1 USB port Each rechargeable battery set has a USB port.
Operation and service software 5 Connect the notebook to the battery storage system. Connect the USB A cable of the notebook to the USB A port of the battery storage system. Figure 5-4: USB communication 5a This step is applicable if there is no communication between the battery storage system and the notebook. Connect the USB cable directly from the battery storage system.
Operation and service software 5.2.2 Service software The software is easy to operate and works with all commonly used Windows versions.
Fault/damage event 6 Fault/damage event 6.1 Fault indicators 6.1.1 Fault indicators of pilot lamps Fault indicators of pilot lamps Two LEDs are provided on the battery storage system. In case of errors in the battery storage system, they either individually flash in red or flash together in red and green. Detailed information regarding the flashing pattern is given in the Pilot lamps section (page 76).
Fault/damage event 6.2 Actions to be taken in case of a damage General information If the battery storage system is used for the intended purposes, lithium ion batteries do not pose any risk. If cells and the housing are damaged, there is a risk of contact with electrolytes. WARNING Possible risk to life due to leaking electrolytes. If you do not observe the following behavioural instructions, they may cause material damage and personal injuries; BMZ GmbH shall not bear any liability in such a case.
Service and maintenance activities 7 Service and maintenance activities General information The manufacturer recommends a regular annual maintenance of the battery system. Check the following points while doing this: • • • • • Operate the battery with the current firmware Battery has not external damage Air circulation outside and inside the battery is possible without any problem.
Service and maintenance activities 7.1 Complaint handling 1. Contact a solar technician of BMZ Service via hotline +49 (0)6188 9956-9830 or email CS.BigPack@bmzgmbh.de. 2. BMZ Service asks solar technicians for the data of the memory (SN, pdf report and log file) -> service tool is required. 3. If it is not available, BMZ Service will send you the latest FW of the service tool and the complaint order free of charge. 4.
Warranty conditions 8 Warranty conditions Preamble Solar energy generated in excess of current needs is stored by the new modular lithium-ion battery ESS 7.0 for later use. BMZ GmbH is entirely focused on the high quality of its products. Production meets highest quality requirements and is subject to permanent control of BMZ GmbH's quality management. It has successfully passed all the required approval tests. 8.
Warranty conditions 8.4 Warranty exclusion 1. This warranty does not cover defects caused by use. 2.
Warranty conditions 8.9 Claiming for damages/warrantor Damages shall be claimed from BMZ GmbH, Am Sportplatz 30, 63791 Karlstein, Germany. Damages shall be claimed in writing any provide the following details: - When has the battery been purchased? (Submit invoice to show date of purchase) What is the affected battery's model designation/serial number? Which defect has occurred? When did the defect occur? Which is the preferred method of compensation (replacement/ repair)? 8.
Dismantling and disposal 9 Dismantling and disposal Introduction This section describes the dismantling and disposal process for the battery storage system. 9.1.1 Disposal of the battery storage system Risk of damage Only the experts should dismantle the system. Used batteries are collected by the distributor. Please contact the BMZ Service Centre (Tel: +49 (0)6188 99 56 9830, email: CS.BigPack@bmz-gmbh.de) regarding used batteries. CAUTION WARNING AGAINST POISONOUS MATERIALS.
Annexe 10 Annexe Overview The annexe contains the following documents: • • • Declaration of conformity Warranty card Installation check list Version 1.
Annexe 10.1 Declaration of conformity Figure 10-1: EC Declaration of Conformity Version 1.
Annexe 10.2 Warranty card Figure 10-2: warranty card Version 1.
Annexe 10.3 Installation check list Figure 10-3: installation check list Version 1.
Annexe Figure 10-4: installation check list, part 2 Version 1.
