BMZ ESS 7.0 Operating Manual Download

Page: 98 / 113

Operation and service software

Version 1.1

Page 98 of 113

5.2.2

Service software

The software is easy to operate and works with all commonly used Windows versions.

The following functions are possible



Read battery status (cell voltages, temperatures)



Firmware update



Configuration of the battery for parallel mode



Download log files (for sending to the Service Department via email)



Prepare PDF report (actual status of the battery)

For more information regarding the service software, please refer to the operating manual of the BMZ
service tool. It is a separate document.

Please contact BMZ GmbH for this purpose.

Summary of Contents for ESS 7.0

Page 1: ...OPERATING MANUAL ESS 7 0 ...

Page 2: ...Version 1 1 Original operating manual ...

Page 3: ...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 BMZ GmbH Am Sportplatz 30 63768 Karlstein am Main Germany Telephone 49 0 6188 99 56 0 Service 49 0 6188 99 56 9830 Fax 49 0 6188 99 56 900 Website http www bmz gmbh de Email ess servic...

Page 4: ...nto operation for this operating company A person who works on the system or its controllers is referred to as an operator in this manual This person must be a qualified electrician authorised by BMZ GmbH Liability exclusion BMZ GmbH does not bear any liability for damage resulting from unintended usage and non adherence to this manual This includes personal injuries material damage damage to the ...

Page 5: ...on 19 1 2 4 Safety instructions for operation 21 1 2 5 Safety instructions for cleaning 23 1 2 6 Safety instructions for maintenance and dismantling 24 1 2 7 Safety instructions for battery interiors 26 1 2 8 Safety instructions for fire prevention 28 1 2 9 Explosion protection 29 1 2 10 Residual risks 29 1 3 Data and safety devices of the battery storage system 30 1 3 1 General hazard instruction...

Page 6: ...cal connections for the parallel mode 61 4 7 Connection concept of multiple BMZ ESS 7 0 batteries with one or more battery inverters 62 4 7 1 Communication 62 4 7 2 Output contact 64 4 7 3 Laying the power cable 68 4 8 Configuration of the ESS parallel mode 69 4 8 1 1 phase operation of a SMA Sunny Island inverter on 1 ESS battery 69 4 8 2 1 phase operation of a SMA Sunny Island inverter on 2 ESS ...

Page 7: ...e 81 4 13 4 Setting the slave battery address 82 4 14 Commissioning the parallel connection of multiple batteries 83 4 14 1 Switch on sequence 83 4 14 2 Stand by mode of a slave battery 83 4 14 3 Switch on criterion of the slave battery 83 4 14 4 Example 1 84 4 14 5 Example 2 84 4 14 6 Example 3 85 4 15 Checking the parallel connection of multiple batteries 86 4 15 1 Check the number of connected ...

Page 8: ...age event 99 6 1 Fault indicators 99 6 1 1 Fault indicators of pilot lamps 99 6 2 Actions to be taken in case of a damage 100 6 2 1 First aid measures 100 7 Service and maintenance activities 102 7 1 Complaint handling 103 8 Warranty conditions 104 8 1 General instructions 104 8 2 Guarantee 104 8 3 Warranty service 105 8 4 Warranty exclusion 106 8 5 Warranty limitation 106 8 6 Warranty time withou...

Page 9: ...9 Dismantling and disposal 108 9 1 1 Disposal of the battery storage system 108 10 Annexe 109 10 1 Declaration of conformity 110 10 2 Warranty card 111 10 3 Installation check list 112 ...

Page 10: ...igure 3 1 seal position 44 Figure 3 2 seal position 45 Figure 3 3 transporting with the sack truck 48 Figure 4 1 requirements for the installation site distance of the ESS from walls top view 50 Figure 4 2 requirements for the installation site distance of the ESS from walls side view50 Figure 4 3 representation of the pulled current isolator 52 Figure 4 4 inverter connection area for battery line...

Page 11: ... 4 22 3 phase operation on 4 ESS batteries 72 Figure 4 23 3 phase operation on 5 ESS batteries 73 Figure 4 24 3 phase operation on 6 ESS batteries 74 Figure 4 25 representation of the BMZ ESS service tool 75 Figure 4 26 representation of the work sequence to configure the parameters of a BMZ ESS battery 77 Figure 4 27 representation of the work sequence to commission a BMZ ESS battery 78 Figure 4 ...

Page 12: ... in parallel 87 Figure 4 39 SMA on grid parameters 92 Figure 4 40 SMA off grid parameters 93 Figure 5 1 pilot lamps table LED 94 Figure 5 2 side view of BMZ ESS service flap 95 Figure 5 3 push button with LEDs 95 Figure 5 4 USB communication 96 Figure 5 5 USB port of BMZ ESS battery inner side of housing 96 Figure 5 6 push button and LEDs 97 Table 8 1 warranty service 105 Figure 10 1 EC Declaratio...

Page 13: ...ong with the measures and processes listed in this section to ensure a safe operation Get a detailed information about all safety aspects You should be aware of the fact that hazardous situations may always arise when handling battery storage systems Furthermore the use of a battery storage is associated with the residual risks under the following circumstances Installation and maintenance activit...

Page 14: ...situation and what could happen in such a case This manual differentiates between four warnings DANGER DANGER warns against hazardous situations Prevent these hazardous situations Otherwise they will lead to deaths or serious injuries WARNING Warning warns against hazardous situations Prevent these hazardous situations Otherwise they may lead to deaths or serious injuries CAUTION CAUTION in combin...

Page 15: ...age This battery system is exclusively intended for the aforementioned purpose Any other use or a modification of the battery system without a written consent of the manufacturer is considered to be unintended The manufacturer will not assume liability for any resultant damage The operating company shall bear full responsibility for any risk The battery system may be put into operation only if it ...

Page 16: ...nd regulations Follow the instructions regulations of the relevant authorities as well as safety and operating instructions Spare parts Only use original spare parts in case of repairs or when replacing the parts Using other parts that do not comply with our specifications may pose risks to persons and the system BMZ GmbH shall not be liable for personal injuries and or material damage resulting f...

Page 17: ...ve gloves Wear suitable protective goggles Do not carry electrically conductive objects jewellery rings watches chains 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 D...

Page 18: ...ng with the tool Adhere to the following warning when using the tool WARNING A forgotten tool poses the risk of injuries Do not keep any tools or metal parts on or in the battery If a tool is not removed before commissioning it may cause a short circuit and injure persons or damage the system Only use the completely insulated tool Before commissioning re commissioning the battery system ensure tha...

Page 19: ...e components There is a risk of life in case of a contact with live components Only trained experts may work on the machine When working on the current circuit or on the battery always switch off the main switch first Secure it with a padlock When working on the current circuit or on the battery always open the safety disconnection elements first Secure the battery in which the disconnection eleme...

Page 20: ...t aids must provide a braking effect in case of a steep transport route Prevent these hazardous situations Otherwise they may lead to deaths or serious injuries 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 openi...

Page 21: ...ice you may come in direct contact with parts carrying electric potential Such a direct contact causes an electric shock Follow the 5 safety rules of battery technology 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 death...

Page 22: ...s Wear personal protective equipment PPE Prevent these hazardous situations Otherwise they may lead to deaths or serious injuries WARNING Danger due to burns electric hazard When working on the electrical device you may come in direct contact with defective and or overloaded parts and get burns Follow the 5 safety rules of battery technology Furthermore only experts may maintain modify or dismantl...

Page 23: ...ng 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 Use only a moist and clean cotton cloth for cleaning Avoid these situations Otherwise they may ...

Page 24: ...the current circuit or on the battery always switch off the main switch first Secure it with a padlock When working on the current circuit or on the battery always open the safety disconnection elements first Secure the battery in which the disconnection elements are spatially separated and kept Pay attention to the risk of electric arcs when pulling the NH1 isolator under the full load of the bat...

Page 25: ...event these hazardous situations Otherwise they will lead to deaths or serious injuries WARNING Health hazards due to negligent use of personal protective equipment Working without personal protective equipment may cause serious injuries Wear personal protective equipment PPE Prevent these hazardous situations Otherwise they may lead to deaths or serious injuries CAUTION Danger due to burns electr...

Page 26: ...ger due to leaking electrolyte Only the trained experts and persons qualified and approved by BMZ GmbH may work on the battery Modifications or manipulations in the battery may lead to considerable safety risks and are therefore prohibited Do not solder cables to the battery Do not short circuit the battery Never open dismantle drill and crush the battery Never allow the battery to fall Do not exp...

Page 27: ...tem 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 Prevent these hazardous situations Otherwise they will lead to deaths or serious ...

Page 28: ...e time of delivery Internal connection poles are always live Therefore ensure that a tool or a metallic object is not kept in the battery system This could lead to a short circuit and severe heat formation which in turn could cause an explosion 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 th...

Page 29: ... battery storage system is not suitable for use in explosive atmospheres Ensure that there are no ignition sources in the within a radius of 3 m around the system 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 re...

Page 30: ...cts during operation to ensure that unhindered access is always possible The NH isolator switches off all poles of the battery towards outside Pay attention to the risk of electric arcs when pulling the isolator under the full load of the battery Explanation of warning symbols and pictograms The following warning symbols have been affixed on the battery storage system to be able to ensure the safe...

Page 31: ...Safety Version 1 0 Page 31 of 113 Warning against electric shock Do not dispose with household waste Please return the battery storage system to the manufacturer Table 1 1 Hazard instructions pictograms ...

Page 32: ...f 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 ...

Page 33: ...on Position Test scope Technical test of the battery management system for flawless scope of functions o Check whether communication between the battery and the inverter functions o Cell voltage test o Temperature sensor test Functional test of the battery at the inverter Visual inspection of the finished product outer housing Check the complete delivery scope ...

Page 34: ...Z ESS 7 0 system also offers an option of standby power function in case of a mains failure Thanks to the modular system the required storage capacity can be flexibly arranged on the basis of the BMZ ESS 7 0 system 2 2 Delivery scope Overview of standard delivery scope The BMZ ESS 7 0 battery storage system is delivered with the following components Description Quantity BMZ ESS 7 0 1 CAN terminal ...

Page 35: ...l key variables Version 1 0 Page 35 of 113 2 3 System overview Battery storage system Front view Figure 2 2 battery storage system front view Position Description 1 Battery housing 2 Supporting feet adjustable height 3 Air suction 1 3 2 2 ...

Page 36: ...on 1 0 Page 36 of 113 Battery storage system side view Figure 2 3 battery storage system side view Position Description 1 Battery housing 2 Removable side wall with an inspection window and NH1 fuses 3 Supporting feet adjustable height 4 Air suction 1 2 4 3 3 ...

Page 37: ...nd technical key variables Version 1 0 Page 37 of 113 Battery storage system side view Figure 2 4 battery storage system side view Position Description 1 Battery housing 2 Air suction 3 Supporting feet adjustable height 2 3 3 1 ...

Page 38: ... system rear view Figure 2 5 battery storage system rear view Position 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 2 7 CAN bus for inverter 8 MINUS line with 50 mm2 1 6 2 3 3 7 4 8 5 ...

Page 39: ...ope and technical key variables Version 1 0 Page 39 of 113 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 ...

Page 40: ...d the operating manual without fail before installation or usage 4 Safety instruction Do not operate a defective battery 5 Safety instruction The battery must not become wet 6 Recycling instruction symbol 7 CE mark 8 Serial number 9 Manufacturing year month 10 Product name 11 QR code contents serial number 12 Safety instruction various safety instructions Table 2 8 rating plate 1 2 3 6 5 4 7 8 9 1...

Page 41: ...Function delivery scope and technical key variables Version 1 0 Page 41 of 113 Recycling symbol Figure 2 9 battery storage system recycling symbol Detailed view Figure 2 10 recycling symbol ...

Page 42: ...h 121 5 121 5 Nominal voltage V 55 5 55 5 Expected calendar based service life a 15 15 Expected cycle based service life 5000 5000 Expected residual capacity at the end of service life 70 70 Degree of efficiency at 25 C 95 95 Cooling active active Interfaces CAN 2 0 CAN 2 0 Technology Lithium Ion NMC Lithium Ion NMC Self discharge rate per month 1 3 1 3 Dimensions H W D cm Approximately 46 x 64 x ...

Page 43: ...tem Delivery of the battery storage system Delivery The battery storage system is packed in a mechanically robust three walled corrugated paper carton and delivered Incoming inspection Check for the completeness using the delivery note Damage Check the delivery for damage Visual inspection e g damaged packing scratches dents paint damage missing components In case of complaints Is the delivery dam...

Page 44: ...ther the carton is broken deformed or destroyed In such case refuse the acceptance or accept only with conditions and a written confirmation of the forwarding agent Immediately check whether the test seal in the battery is intact The inner housing of the battery has 3 test seals If one test seal is destroyed refuse to accept the goods If a test seal is destroyed all guarantee and warranty claims f...

Page 45: ...longer available request a packing company with experts or contact the manufacturer Place the transport units on a pallet it must be designed depending on the weight Use the original packing material to protect the housing from scratches and transport damage If you have queries regarding packing and transport safeguarding please consult BMZ GmbH Contact Telephone 0049 0 6188 99 56 9830 Email ess s...

Page 46: ...an the battery storage system or its immediate vicinity using a vapour jet or spray water Dirt and water may enter the battery storage system and cause major damage Before storing the lithium ion battery inform your insurer After a storage time of a maximum of 6 months execute an equalisation charge process for the battery as described in the operating manual of the battery inverter If this is not...

Page 47: ...n ADR note Every transport must be provided with an accompanying document transport document as per ADR hazardous goods UN3480 irrespective of the points The transport units are transported on pallets and exclusively in original packages up to the customer s installation site The product must be installed out of the reach of children and animals WARNING Risk of injuries due to improper transport P...

Page 48: ...on 1 Place the energy storage unit with the contact with the rear wall on the sack truck Figure 3 3 transporting with the sack truck Use a soft protective cloth to protect the energy storage unit from scratches In case of steps only use the specially designed step sack trucks 2 Secure the energy storage unit with tightening straps on sack trucks ...

Page 49: ...k whether it is designed for the load of the system Each energy storage unit weighs approximately 95 kg If three energy storage units are stacked on each other intermittent loads of a maximum of 285 kg act on the floor The installation site must fulfil the following requirements Levelled e g maximum setting range of adjusting feet Dry maximum air humidity 80 Clean well swept dust free Vibration fr...

Page 50: ...ts 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 ...

Page 51: ...emove them immediately Additional information regarding this is given in VDE 0510 Part 2 2001 12 EN 50272 2 2001 Safety requirements for batteries and battery systems part 2 stationary batteries 4 2 Filling the warranty card The customer installer must fill the warranty card carefully it shall be valid only with a signature and the company stamp Send the duly filled warranty card to BMZ GmbH The w...

Page 52: ...er immediately Do not use a knife to open the packing Never install and operate a defective energy storage unit 2 Check whether all structural parts and accessories exist 3 Check whether the battery storage system has been switched off Both LEDs must not light up Use a voltmeter to measure the DC voltage 4 Bring the battery storage system on the pallet to the installation place using suitable tran...

Page 53: ...ge 53 of 113 6 Use a suitable lifting device to lift the battery storage system from the pallet e g workshop crane 7 Position the battery storage system on the installation site Adhere to the minimum distances from walls See section 4 1 Requirements for the installation site ...

Page 54: ...ry inverter must be switched off Off Check for the correct polarity carefully before establishing connections Connection lines are marked in different colours Plus pole RED Minus pole BLACK The connection of a battery with an SMA Sunny Island inverter is described below as an example When using another inverter please follow the specifications in the corresponding manufacturer s documentation Chec...

Page 55: ... 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 Tolerance 5 Nm 3 Connect the CAN communication cable between the inverter and the battery storage system For this purpose patch the patch cable RJ45 from the CAN socket of the battery storage syste...

Page 56: ... 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 ...

Page 57: ...tion in order to switch on the battery Close the cover after switching on the battery 6 Execute the first commissioning process by following the specifications from the Operation section page 94 7 Configure the parameters of the inverter as mentioned in section 4 18 Recommended parameters Ensure that the batteries are not earthed by mistake If they are earthed disconnect the corresponding connecti...

Page 58: ... Check the LED status of the battery storage system The green LED flashes quickly every 100 msec The pre charging path is activated and charges the capacitors of the inverter The pre charging time depends on the type and number of connected inverters The pre charging time can take from 30 seconds to 2 minutes Both LEDs flashes slowly every 1 second The battery is active and waits for communication...

Page 59: ...rt the battery using a normal switch on sequence by pressing the push button longer than 1 second Switch off the battery storage system using a push button Proceed as follows to switch off the battery storage system Step Description 1 Open the screws on the service flat using a PH2 screwdriver 2 Keep the switch on button pressed for at least 10 seconds 3 After approximately 8 seconds both LEDs sta...

Page 60: ...n 1 1 Page 60 of 113 switches off automatically after 20 minutes 4 5 3 Configuring the parameters of the inverter The inverter parameters must be configured for the BMZ ESS 7 0 battery in order to operate it optimally in combination with the inverter See section 4 18 ...

Page 61: ...tween the plus and minus poles of one or more batteries There is a risk of life When laying the lines do not extend them from the plus and minus poles When laying the lines plus and minus poles ensure that they are not rolled Establish the connections between the inverter and the battery Pre conditions The current isolator NH isolator of each battery must be pulled The battery inverter must be swi...

Page 62: ...th the BMZ ESS 7 0 battery storage system 4 7 Connection concept of multiple BMZ ESS 7 0 batteries with one or more battery inverters 4 7 1 Communication Wiring of the communication line from the battery to the inverter Connect the CAN cable to the battery that has been configured as the master and connected with the inverter Wiring of the communication line from between the batteries internal com...

Page 63: ...n 1 1 Page 63 of 113 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 ...

Page 64: ... 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 Figure 4 13 output cable of BAT Breaker Box Connection of the plus pole of inverter Connection of the minus pole of in...

Page 65: ... the first time Version 1 1 Page 65 of 113 Figure 4 14 BAT BREAKER Box of Enwitec example for 6 batteries and 3 inverters with a closed housing Connection of the plus poles of batteries 6 units Connection of the minus poles of batteries 6 units ...

Page 66: ... additional instructions regarding installation and operation 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 Connection side of inverter Cable shoe M10 Maximum Cu cross section 95 mm2 Tightening torque 23 28 Nm Connection side of battery Cable shoe ...

Page 67: ... Page 67 of 113 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 ...

Page 68: ... 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 Figure 4 17 cable lengths of the ESS system Important Connection of the power cable When wiring the Bat Breaker Box output rail ensure that only Pack PLUS is connected to Pack PLUS potentials When wiring the Bat Breaker Box output rail ensure that ...

Page 69: ...ttery BMZ ESS Battery 1 battery mode SINGLE Device adress 1 SMA Sunny Island Inverter 1 PLUS MINUS CAN PLUS MINUS CAN Figure 4 18 1 phase operation on 1 ESS battery 4 8 2 1 phase operation of a SMA Sunny Island inverter on 2 ESS batteries CAN Intern CAN MINUS PLUS MINUS PLUS Intern PLUS MINUS BMZ ESS Battery 1 battery mode MASTER Device adress 1 SMA Sunny Island Inverter 1 BMZ ESS Battery 2 batter...

Page 70: ...n CAN MINUS PLUS Intern MINUS PLUS MINUS PLUS Intern PLUS MINUS BMZ ESS Battery 1 battery mode MASTER Device adress 1 SMA Sunny Island Inverter 1 BMZ ESS Battery 2 battery mode SLAVE Device adress 2 BMZ ESS Battery 3 battery mode SLAVE Device adress 3 BAT BREAKER 3er RS485 terminating resistor RS485 terminating resistor Figure 4 20 1 phase operation on 3 ESS batteries ...

Page 71: ...Intern MINUS PLUS MINUS PLUS Intern PLUS MINUS BMZ ESS Battery 1 battery mode MASTER Device adress 1 SMA Sunny Island Inverter 1 Inverter MASTER BMZ ESS Battery 2 battery mode SLAVE Device adress 2 BMZ ESS Battery 3 battery mode SLAVE Device adress 3 SMA Sunny Island Inverter 2 SMA Sunny Island Inverter 3 BAT BREAKER 3er RS485 terminating resistor RS485 terminating resistor Figure 4 21 3 phase ope...

Page 72: ...NUS BMZ ESS Battery 1 battery mode MASTER Device adress 1 SMA Sunny Island Inverter 1 Inverter MASTER BMZ ESS Battery 2 battery mode SLAVE Device adress 2 BMZ ESS Battery 3 battery mode SLAVE Device adress 3 SMA Sunny Island Inverter 2 SMA Sunny Island Inverter 3 BAT BREAKER 6er RS485 terminating resistor Intern PLUS MINUS BMZ ESS Battery 4 battery mode SLAVE Device adress 4 RS485 terminating resi...

Page 73: ...MASTER Device adress 1 SMA Sunny Island Inverter 1 Inverter MASTER BMZ ESS Battery 2 battery mode SLAVE Device adress 2 BMZ ESS Battery 3 battery mode SLAVE Device adress 3 SMA Sunny Island Inverter 2 SMA Sunny Island Inverter 3 BAT BREAKER 6er RS485 terminating resistor Intern MINUS PLUS Intern PLUS MINUS BMZ ESS Battery 4 battery mode SLAVE Device adress 4 BMZ ESS Battery 5 battery mode SLAVE De...

Page 74: ...and Inverter 1 Inverter MASTER BMZ ESS Battery 2 battery mode SLAVE Device adress 2 BMZ ESS Battery 3 battery mode SLAVE Device adress 3 SMA Sunny Island Inverter 2 SMA Sunny Island Inverter 3 BAT BREAKER 6er RS485 terminating resistor Intern Intern MINUS PLUS MINUS PLUS Intern PLUS MINUS BMZ ESS Battery 4 battery mode SLAVE Device adress 4 BMZ ESS Battery 5 battery mode SLAVE Device adress 5 BMZ ...

Page 75: ...1 to 12 are available Each battery must have a different bus address device address 4 10Definition of the battery mode during commissioning and parameter configuration Figure 4 25 representation of the BMZ ESS service tool 4 10 1 Single This the delivery status of every BMZ ESS 7 0 battery ex works The mode is used for the status 1 BMZ ESS 7 0 battery operated at one SMA Sunny Island inverter 4 10...

Page 76: ...status of multiple BMZ ESS 7 0 batteries in a group of multiple BMZ ESS 7 0 batteries connected in parallel Important Each battery except the master battery must be configured as a slave battery The mode is used for the status multiple BMZ ESS 7 0 batteries are operated at one or more SMA Sunny Island inverters ...

Page 77: ... 11Work 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 ...

Page 78: ...me Version 1 1 Page 78 of 113 4 12Work 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 ...

Page 79: ...ant All three files must be in the same folder Figure 4 28 file structure of the BMZ ESS service tool 4 13 1 Setting the master battery mode In a group of multiple BMZ ESS 7 0 batteries connected in parallel configure one battery as a master Important 1 Set the Master mode and configure the battery parameters by clicking on set mode 2 In a group of multiple BMZ ESS 7 0 batteries connected in paral...

Page 80: ...ue 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 Set the address device address to 1 and configure the battery parameters by clicking on set address 2 In a group of multiple BMZ ESS 7 0 batteries connected in parallel only one ...

Page 81: ...ve 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 ...

Page 82: ...e batteries function only with the addresses configured with numbers from 1 to 12 Figure 4 32 representation of configuration of the parameters of a BMZ ESS battery Important 1 Set the address device address to 2 and configure the battery parameters by clicking on set address 2 In a group of multiple BMZ ESS 7 0 batteries connected in parallel only one battery may have the address 2 3 Configure a ...

Page 83: ...h on the slave batteries the batteries are automatically in the stand by mode The stand by mode is indicated by a green flashing LED Only when the master sends a switching signal for the main relay of the slave battery the main relay of the slave battery is switched on The slave battery can be used the complete battery system only after this 4 14 3 Switch on criterion of the slave battery Each bat...

Page 84: ...ours depending on the available PV energy or loads in the company network 4 14 4 Example 1 6 batteries connected in parallel with different charge statuses The master battery is switched on and the main relay is switched on 2 slave batteries are switched on and the main relay is switched on 3 slave batteries are switched on and the main relay is NOT switched on Figure 4 34 representation of exampl...

Page 85: ...SS 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 ...

Page 86: ...ck the number of connected detected batteries o Connect the notebook to the master battery o 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 ...

Page 87: ...tinuously lights up in green 4 16Adding new batteries BMZ allows subsequent extensions of the battery system until six months after the first installation 1 Configure a new battery as a slave 2 Disconnect the NH isolator of the output rail 3 Disconnect the NH isolator of the battery 4 Connect the power cable of the slave battery to the output rail 5 If the new slave battery is switched on switch i...

Page 88: ...er cable and the CAN communication cable of the battery inverter 4 Actuate the push button through a short longer than 1 second push A clicking sound must be heard 5 Check the LED status of the battery storage system The green LED flashes quickly every 150 msec The pre charging path is activated and charges the capacitors of the inverter The pre charging time depends on the type and number of conn...

Page 89: ...he switch on sequence for batteries connected in parallel is not followed it may happen that none of the batteries allow switching off the main relay Switch on the battery storage system using an external voltage source Proceed as follows to start the battery storage system Step Description 1 The external voltage source can be used to switch on the system only if it was not switched off using the ...

Page 90: ...xternal source e g the battery inverter does not detect a CAN communication of the battery the battery switches off automatically after 20 minutes 2 Optional If the battery is installed in parallel mode the battery defined as master first switches off after 20 minutes without CAN communication of the external source The slave battery then switches off after 20 minutes If a master or a slave batter...

Page 91: ...ee the documentation of the system Battery type BatTyp LiIon_Ext BMS Battery capacity BatCpyNom 105 Ah C10 2 After the basic configuration of the Sunny remote control turn the knob and select the input page password 1 1 3 Press the knob This will take you to the input page 4 Calculate the checksum of the Runtime operating hours Determine the installer password Example The Runtime operating hours a...

Page 92: ...sable capacity of the battery is automatically determined In this learning cycle the battery must cover the SOC limits of 100 and 12 as frequently as possible The learning cycle starts at 100 SOC battery full and ends at 12 SOC If both incidents occur in succession and in the meantime the energy is not charged more than 20 SOC then the learning cycle is evaluated as successfully executed The highe...

Page 93: ... at periodic intervals wherein the actually usable capacity of the battery is automatically determined In this learning cycle the battery must cover the SOC limits of 100 and 12 as frequently as possible The learning cycle starts at 100 SOC battery full and ends at 12 SOC If both incidents occur in succession and in the meantime the energy is not charged more than 20 SOC then the learning cycle is...

Page 94: ...hing 1sec The battery is switched on but no communication with the inverter Countdown of 20 minutes until the battery is switched off Green Continuously lit up The battery is switched on normal mode The relay is pulled The inverter is fed via Softstart pre charging branch No error Slowly flashing 1sec Pre charging is activated Normal mode The pre charging path for charging the capacitors of the in...

Page 95: ...se this port to execute the following steps Update firmware Read error memory Proceed as follows to read the battery storage system via the USB port Step Description 1 Open the screws on the service flat using a PH2 screwdriver Loosen and remove the upper fillister head screw of the lateral service flap Figure 5 2 side view of BMZ ESS service flap 2 Now push the flap of the side panel upwards to r...

Page 96: ...ry 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 Figure 5 5 USB port of BMZ ESS battery inner side of housing Loosen the cable binder of the USB cable carefully using a side cutter and pull the USB plug internally from the socket r...

Page 97: ... 1 Page 97 of 113 The notebook must not be connected with the AC grid via the charging cable 7 Switch on the battery storage system using the push button Figure 5 6 push button and LEDs 8 The service software can now be installed and started ...

Page 98: ...ead battery status cell voltages temperatures Firmware update Configuration of the battery for parallel mode Download log files for sending to the Service Department via email Prepare PDF report actual status of the battery For more information regarding the service software please refer to the operating manual of the BMZ service tool It is a separate document Please contact BMZ GmbH for this purp...

Page 99: ... 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 in given in the Pilot lamps section page 94 Fault indicators of the battery via the inverter Detailed information regarding error codes displayed by the inverter are given in the corresponding section of the operating manual of the in...

Page 100: ...le without any risk Ensure adequate ventilation outside Prevent these hazardous situations Otherwise they may lead to deaths or serious injuries Please follow the safety data sheet of the BSW Use of stationary lithium solar power accumulators under www solarwirtschaft de 6 2 1 First aid measures If the battery storage system and the battery modules installed in it are damaged please initiate the f...

Page 101: ...ying live cables away from the injured person using non conductor objects Ensuring breathing and the functioning of cardiovascular system is utmost important in case of unconscious patients If necessary initiate cardiopulmonary resuscitation immediately Let the burn injuries of responding patients cool and cover them with a sterile wound dressing ...

Page 102: ...oblematic and within the permissible temperature range of the battery see section 5 2 A deviation from normal operation is shown by the battery indicator of the inverter The battery has an independent error memory that can be read by an expert authorised by BMZ GmbH If you have any queries regarding this please contact BMZ Service BMZ Service Centre If you have queries regarding the BMZ ESS 7 0 sy...

Page 103: ...nician packs the solar storage unit in a ready to dispatch condition BMZ Service shall arrange for the pick up from the solar technician 8 BMZ Service shall pick up the storage unit from the solar technician repair it and send it back to the solar technician if the solar technician cannot rectify the problem 9 In irreparable cases BMZ Service shall send a replacement device and pick up the defecti...

Page 104: ...d contractual warranty rights The warrantee s statutory rights shall persist even if a case of warranty occurs and or if the warrantee raises a warranty claim 8 2 Guarantee BMZ GmbH provides its immediate direct customer warrantee with the warranty that the products under this warranty are free from defects in the product or its manufacture The warranty implies a performance of 5 000 cycles over n...

Page 105: ... commencement of the fair value warranty Stage 3 58 of the purchase price at months 37 to 48 after commencement of the fair value warranty Stage 4 44 of the purchase price at months 49 to 60 after commencement of the fair value warranty Stage 5 30 of the purchase price at months 61 to 72 after commencement of the fair value warranty Stage 6 16 of the purchase price at months 73 to 84 after commenc...

Page 106: ...storm fire vandalism 3 This warranty only covers immediate damages It covers neither indirect damages specifically collateral and consequential damages nor personal damage and or loss of property Collateral damages shall specifically include costs incurred by inspection disassembly and disposal Neither does it cover any loss of profit reputational damage etc 8 5 Warranty limitation 1 The overall l...

Page 107: ...e 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 10Concl...

Page 108: ...ding used batteries CAUTION WARNING AGAINST POISONOUS MATERIALS Numerous materials have been used in the battery storage system Some of them may cause damage to people and the battery storage system if not handled properly Always follow the local regulations for waste disposal Appoint an authorised disposal company for professional disposal Prevent these hazardous situations Otherwise they may lea...

Page 109: ...Annexe Version 1 1 Page 109 of 113 10Annexe Overview The annexe contains the following documents Declaration of conformity Warranty card Installation check list ...

Page 110: ...Annexe Version 1 1 Page 110 of 113 10 1Declaration of conformity Figure 10 1 EC Declaration of Conformity ...

Page 111: ...Annexe Version 1 1 Page 111 of 113 10 2Warranty card Figure 10 2 warranty card ...

Page 112: ...Annexe Version 1 1 Page 112 of 113 10 3Installation check list Figure 10 3 installation check list ...

Page 113: ...Annexe Version 1 1 Page 113 of 113 Figure 10 4 installation check list part 2 ...

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BMZ ESS 7.0, Operating Manual

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