Alpha ESS SMILE-B5 II Installation Manual Download Page 1

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V01

Installation Manual

Energy Storage System (ESS)

SMILE-S6

SMILE-S5

SMILE-S3.6

SMILE-B5

series

Summary of Contents for SMILE-B5 II

Page 1: ...V01 Installation Manual Energy Storage System ESS SMILE S6 SMILE S5 SMILE S3 6 SMILE B5 series ...

Page 2: ...td Tel 86 0 513 806 868 91 E mail info alpha ess com Web www alpha ess com Add JiuHua Road 888 High Tech Industrial Development Zone 226300 Nantong City Jiangsu Province Australia Alpha ESS Australia Pty Ltd Tel 61 1300 968 933 E mail australia alpha ess com Web www alpha ess com au Add Unit 1 2 Ralph Street Alexandria NSW 2015 Italy Alpha ESS Italy S r l Tel 39 0 599 239 50 E mail info alpha ess ...

Page 3: ...ement This manual is under the copyright of AlphaESS Co Ltd with all rights reserved Please keep the manual properly and operate in strict accordance with all safety and operating instructions in this manual Please do not operate the product before reading through the manual Version Information Version Date Content V01 25 12 2021 New ...

Page 4: ... for Battery Pack 9 2 3 Important Safety Instructions 11 2 4 Symbols on the Label 13 3 Product Introduction and Application Scenarios 15 3 1 Product Description 15 3 2 Application Scenarios 17 4 Storage 18 4 1 Product Storage 18 5 Unpacking 19 5 1 Checking the Outer Packing 19 5 2 Scope of Delivery 19 6 Mounting 21 6 1 Requirements for Mounting 21 6 2 Preparing Tools and Instruments 23 6 3 Mountin...

Page 5: ...eration Limit Control 57 9 Commissioning 59 9 1 Checking Before Power On 59 9 2 Configuring the safety standard 59 9 3 Check the Running State 60 9 4 Powering Off the Product 61 10 Maintenance and Troubleshooting 62 10 1 Routine Maintenance 62 10 2 Troubleshooting 63 11 Uninstallation Return 68 11 1 Removing the Product 68 11 2 Packing the Product 68 11 3 Disposing of the Product 68 Appendix 1 Com...

Page 6: ...ly qualified persons are allowed to perform the operations marked with a warning symbol in this document Tasks that do not require any specific qualifications will not be marked and can be performed by the end user Qualified persons must have knowledge of working principle of inverters knowledge of how to deal with the dangers and risks associated with installing and using electrical devices batte...

Page 7: ...rt Energy CAUTION CAUTION indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE NOTICE indicates a situation which if not avoided can result in property dam age INFORMATION provides tips which are valuable for the optimal installation and operation of the product ...

Page 8: ...y SMILE S5 V 5kW Hybrid system with 25 20kWh battery SMILE S5 VI 5kW Hybrid system with 30 24kWh battery SMILE S3 6 3 6kW Hybrid system with 5 04kWh battery SMILE S3 6 II 3 6kW Hybrid system with 10 08kWh battery SMILE S3 6 III 3 6kW Hybrid system with 15 12kWh battery SMILE S3 6 IV 3 6kW Hybrid system with 20 16kWh battery SMILE S3 6 V 3 6kW Hybrid system with 25 20kWh battery SMILE S3 6 VI 3 6kW...

Page 9: ...ns are only permitted with the express written permission of AlphaESS Unauthorized alterations will void guarantee and warranty claims AlphaESS 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 documentatio...

Page 10: ...place where the battery pack is installed perform the following countermeasures Fire extinguishing media Respirator is not required during normal operations Use FM 200 or CO extinguisher for battery fire Use an ABC fire extinguisher if the fire is not from battery and not spread to it yet Firefighting instructions 1 If fire occurs when charging batteries if it is safe to do so disconnect the batte...

Page 11: ...t for 5 minutes until the capacitors have discharged Do not open the product Wear suitable personal protective equipment for all operations on the product 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 e...

Page 12: ...y explosive atmosphere or areas of high humidity If moisture has penetrated the battery pack e g due to a damaged housing do not install or operate the battery pack In case of contact with electrolyte rinse the affected areas immediately with water and consult a doctor without delay CAUTION Risk of burns due to hot heatsink and housing The heatsink and housing can get hot during operation During o...

Page 13: ... waiting time of 5 minutes High voltages that can cause lethal electric shocks are pre sent in the live components of the inverter Prior to performing any work on the inverter disconnect it from all voltage sources as described in this document WEEE designation Do not dispose of the product together with the household waste but in accordance with the disposal regulations for electronic waste appli...

Page 14: ...al voltage The product operates at high voltages Risk of chemical burns Risk of explosion Observe the documentation Risk of electrolyte leakage CE marking The product complies with the requirements of the applicable EU directives Refer to the instruction for operation Use eye protection Fire naked light and smoking prohibited No nearing Do not dispose of the battery pack together with the house ho...

Page 15: ...____________________________________________________________ Alpha ESS Co Ltd Page 15 of 74 Your Smart Energy 3 Product Introduction and Application Scenarios 3 1 Product Description Appearance and Dimensions mm ...

Page 16: ...On system is in fault mode COM On network connection is normal Flicker connecting to the server Off system is not connected network Battery LED Signals Different colors represent different states green for SOC state yellow for protection state red for error state The LED indicators provide information about the SOC operational status of the battery pack SOC Status Description SOC Instruction SOC 5...

Page 17: ...an control the bi directional flow of electric power work under auto manual time of use TOU modes charge discharge the battery as per customer s setting Under the auto mode SMILE S5 stores surplus renewable energy onto the battery and discharge battery to supply power to local loads when renewable energy is not enough The standard schematic is as below Figure 3 1 DC coupled Storage System Scheme F...

Page 18: ... from corrosive organic solvents and gases Keep products away from direct sunlight Keep products at least 2 meters away from heat sources 8 The product in storage must be disconnected from external devices The indicators if any on the products should be off 9 Products should be delivered based on the first in first out rule 10 The warehouse keeper should collect battery storage information every m...

Page 19: ...possible 5 2 Scope of Delivery Check the scope of delivery for completeness and any externally visible damage Contact your distributor if the scope of delivery is incomplete or damaged SMILE S5 Carton X1 SMILE S5 X1 Wall Bracket X1 Wall Anchor ST6 55 X8 Cord End Terminal X7 6 Pin Terminal Block X1 WiFi Module X1 Terminal Resistor X1 Ring Terminal Lug X2 T20 Screwdriver X1 Screw M5 10 X2 Screw M6 1...

Page 20: ...e 20 of 74 Your Smart Energy SMILE BAT 5P Positive Power Cable X1 Negative Power Cable X1 Communication Cable X1 Side Cover X1 Battery Wall Bracket X1 Expansion Bracket X2 Screw M6 16 X4 Screw M5 12 X1 Wall Anchor ST6 55 X6 M4 Flange X15 User Manual X1 Silicone Plug X8 Ring Terminal Lug X2 ...

Page 21: ...ze The regions prone to sea breeze vary depending on weather conditions such as typhoons and monsoons or terrains such as dams and hills Mounting Environment Requirements The product must be mounted in a well ventilated environment to ensure good heat dissipation When mounted under direct sunlight the power of the product may be derated due to additional temperature rise Mount the product in a she...

Page 22: ...ent SMILE S5 and SMILE BAT 5P should be mounted on the wall The installation angle requirement is as follow Do not mount the product at forward tilted side tilted horizontal or upside down positions Mounting Space Requirements Reserve sufficient clearance around the product to ensure sufficient space for installation maintenance and heat dissipation ...

Page 23: ...r DC voltage measurement range 1000 V DC Diagonal pliers Wire stripper Torque screwdriver slotted head torque range 0 2 Nm Rubber mallet Utility knife Cable cutter Crimping tool model PV CZM 22100 Cord end terminal crimper Disassembly and Assembly Tool model PV MS HZ open end wrench Vacuum cleaner Heat shrink tubing Heat gun Marker Measuring tape Bubble or digital level Personal protective equipme...

Page 24: ...sonal protective equipment for all work on the product CAUTION Risk of injury due to damaged cables There may be power cables or other supply lines e g gas or water routed in the wall Ensure that no lines are laid in the wall which could be damaged when drilling holes 6 3 1 Mounting the SMILE S5 Dimensions of wall bracket mm The steps to mount the SMILE S5 are listed below 1 Remove the wall bracke...

Page 25: ...Drill 8 holes on the wall with Φ10mm drill and insert 8 screw anchors into the drill holes 3 Attach the wall bracket to the wall and tighten the screws with the tool of SW10 hexagon sleeve 4 Hold the handles on both sides of the inverter and install SMILE S5 on the wall bracket This step should take two people to complete ...

Page 26: ..._________________ Alpha ESS Co Ltd Page 26 of 74 Your Smart Energy 5 Tighten the wall bracket and SMILE S5 with screw M6 16 X6 tool T20 screw driver torque 3 0 Nm 6 Install the holders for cable box cover tool T20 screwdriver torque 2 5 Nm M4 12 Screw ...

Page 27: ...__________________________________ Alpha ESS Co Ltd Page 27 of 74 Your Smart Energy 7 安装挡水罩第一步将 M4 12 螺丝手拧在如图位置注意不要全部拧进去第二步将挡水罩卡在螺钉上第三步锁紧螺钉 8 Perform electrical connection work please refer to Section 错误未找到引用源 Electrical Connection ...

Page 28: ...atteries to install please ignore Chapter 6 3 2 and skip to 6 3 3 1 Take out the expansion brackets and the battery wall bracket then fix them to gether with four M4 flange nuts tools SW7 sleeve or other tools for M4 flange torque 1 6 Nm 2 Use two M4 flange nuts to fix the wall bracket assembled in the step 1 to the wall bracket of SMILE S5 tools SW7 sleeve or other tools for M4 flange torque 1 6 ...

Page 29: ... wall with Φ10mm drill and insert 6 screw anchors into the drill holes 5 Use four M4 flange nuts to fix the wall bracket assembled in the step 1 to the wall bracket of SMILE S5 again tools SW7 sleeve or other tools for M4 flange torque 1 6 Nm 6 Attach the wall bracket for expansion to the wall by tightening the screws with SW10 hexagon sleeve ...

Page 30: ...ides of the battery pack and install the battery pack on the wall bracket 从侧边平推 This step should take two people to complete 8 Tighten the wall bracket and the battery pack with screw M6 16 X4 tool T20 screwdriver torque 3 0 Nm 9 Remove the rubber plugs from the battery and then remove the front cover after unscrewing screws with T20 screwdriver ...

Page 31: ..._________________________________ Alpha ESS Co Ltd Page 31 of 74 Your Smart Energy 10 Remove the cable box cover by unscrewing the screws at the top of the inverter by hand and perform electrical connection work please refer to Chapter 7 7 ...

Page 32: ..._______________________________ Alpha ESS Co Ltd Page 32 of 74 Your Smart Energy 6 3 3 Mounting the WiFi Module 1 Remove the WiFi cover from the top of the inverter with Torx 20 screwdriver 2 Tighten the WiFi module on the top of SMILE S5 ...

Page 33: ... to OFF Otherwise the danger voltage of the product may result in electric shocks WARNING The device damage caused by incorrect cable connections is not covered under any warranty Only certified electricians are allowed to connect cables Operation personnel must wear proper PPE when connecting cables NOTICE The cable colors shown in the electrical connection diagrams provided in this chapter are f...

Page 34: ...y pack 3 BAT connection port 4 BAT connection port 5 BMS Communication connectors 6 Grid connection port 7 Backup connection port 8 Connection point for an additional grounding 9 Communication port CAN RS485 BMS LAN Meter Grid CT DRM PV CT AUX 10 Battery breaker of SMILE S5 11 Connection port for the WiFi module All breakers of SMILE S5 are switched off when shipped The DRM is only for regions wit...

Page 35: ...ttery pack 2 Battery communication cable Standard network cable in the industry recommended type Cat5e UTP UV resistant for outdoor use 0 12 0 2 mm2 AWG26 AWG24 N A Delivered with the battery pack 3 PV power cable Standard PV cable in the industry recommended type PV1 F 4 6 mm2 5 5 9 mm Purchased by the installer 4 CT communication cable Standard network cable in the industry recommended type Cat5...

Page 36: ...rip the grounding cable insulation insert the stripped part of the grounding cable into the ring terminal lug and crimp using a crimping tool Connect the OT terminal with ground point using the torque is 2 5 Nm with T20 screwdriver Connect the expanded battery to the ground point of SMILE S5 with the grounding cable If the system occurs an earth fault the user will receive a mail like this to remi...

Page 37: ...zz ___________________________________________________________________ Alpha ESS Co Ltd Page 37 of 74 Your Smart Energy ...

Page 38: ... temperature inverter current rating etc Derating of the AC circuit breaker rating may be necessary due to self heating or if exposed to heat The maximum AC current of SMILE S5 can be found in the following table We recommend the following AC circuit breaker for AC connection Description Max Current Recommend AC Circuit Breaker Rating Grid side 26A 40A Backup side 13A 25A 7 4 2 Grid and Backup Con...

Page 39: ... the insulation of L N and PE conduc tors by 10 mm 4 Insert the stripped part of the conductors into the cord end terminals and crimp them by using a crimping tool 5 Use the 2 screw driver to tighten the screws with the cable 6 Place the AC connection cover against the inverter and tighten it 7 Fix the AC power cable as the picture shown below AC Connection Cover ...

Page 40: ...______________________ Alpha ESS Co Ltd Page 40 of 74 Your Smart Energy NOTICE For Australia and New Zealand installation site the neutral cable of grid side and backup side must be connected together otherwise backup output function will not work ...

Page 41: ... an additional safety measure The all pole sensitive residual current monitoring unit RCMU detects alternating and direct differential currents The integrated differential current sensor detects the current difference between the neutral conductor and the line conductor If the current difference increases suddenly the inverter will disconnect from the grid The function of the all pole sensitive re...

Page 42: ...CT provided as accessory Step 1 Buckle the Grid CT on the house service live wire The arrow of the Grid CT should point to the Grid port of SMILE S5 Step 2 Buckle the PV CT on the grid live wire The arrow of the PV CT should point to the Grid port of PV inverter Step 3 Connect the CT cables to the Grid CT and PV CT respectively NOTE The CT cable marked Grid CT should be connected to the Grid CT an...

Page 43: ... When the meter is used as PV meter please follow the steps below to complete the address setting 2 DTSU666 100 40mA Three phase meter with CT When the meter is used as Grid meter please follow the steps below to complete the address setting Meter Setting on AlphaCloud Step 1 When the system work mode is selected as DC click the button under the Grid Me ter to turn the Meter icon green When the sy...

Page 44: ...tting on AlphaAPP Step 1 When the system work mode is selected as DC only tick Meter icon on the right of the Grid Meter When the system work mode is selected as AC or Hybrid both tick Meter icon on the right of the Grid Meter and PV side meter Step 2 Click Submit and enter the System information page to check the meter model When the Meter Model displays DTSU666 model the setting is successful NO...

Page 45: ...zz ___________________________________________________________________ Alpha ESS Co Ltd Page 45 of 74 Your Smart Energy ...

Page 46: ...s in order to record the feed in energy and consumption from grid DTSU666 3 230V 5A Three single phase meter without CT DTSU666 100 40mA Three single phase meter with 3 or 6 CTs Meter wiring introduction Loosen the waterproof connectors on the COM connection cover and then remove the screws on the COM connection cover 1 DSTU666 3 230V 5A Three single phase meter without CT connection Wiring at sin...

Page 47: ...ur Smart Energy Wiring at three phase home 2 DSTU666 100 40mA Three single phase meter with CT connection Wiring at single phase home Wiring at three phase home Grid CT PV CT 1 IC White 31 IC White 3 IC Blue 33 IC Blue 4 IB White 34 IB White 6 IB Blue 36 IB Blue 7 IA White 37 IA White 9 IA Blue 39 IA Blue ...

Page 48: ...s of the cable glands Insert the RJ45 plugs to the relative RJ45 sockets 1 For meter wiring please refer to Chapter 7 4 4 Meter Connection 2 If DRM support is specified the system may only be used in conjunction with a Demand Response Enabling Device DRED This ensures that the system imple ments the commands from the grid operator for active power limitation at all times The system and the Demand ...

Page 49: ...__________________________________________________________________ Alpha ESS Co Ltd Page 49 of 74 Your Smart Energy 2 Place the COM connection cover against the inverter housing and tighten them M4 12 Screw ...

Page 50: ...erminal resistance from the battery and insert it into the BMS communication port of the last battery the battery furthest from the inverter 2 Connect the positive power cable from battery 2 to battery 1 tool T20 screwdriver torque 3 Nm 3 Connect the negative power cable from battery 2 to battery 1 tool T20 screwdriver torque 3 Nm Last battery Battery 1 Battery 2 Battery 1 Battery 2 ...

Page 51: ...Assemble front cover and side cover of the expanded battery with 3 M4 flange nuts tools SW7 sleeve or other tools for M4 flange torque 1 6 Nm 6 Attach the cover to the battery pack Fasten the cover on the battery with screws in sequence 1 7 and screw M5 12 X4 tool T20 screwdriver torque 2 5 Nm NOTE Seven screws should be pre locked and then fastened together at the end Battery 1 Battery 2 ...

Page 52: ...___________________ Alpha ESS Co Ltd Page 52 of 74 Your Smart Energy 7 Insert the rubber plugs of the battery 7 7 Mounting the Cable Box Cover Take out the cable box cover which is provided as accessory 1 Install the cover as the picture shown below ...

Page 53: ...x the cable box cover by tightening the screws by hand 8 WiFi Setting 8 1 Download and Install APP 1 Android device users can download the application through major Android appli cation markets such as Google Play 2 IOS device users can search for AlphaESS in Appstore and download the appli cation AlphaESS APP Screw M4 Screw ...

Page 54: ...Energy 8 2 Overview of Functions for Installer Account 8 3 WiFi Module Setting This section is for the installer who install a system with a WiFi module AlphaESS App is able to complete network configuration change setting of the sys tem basic parameter and monitor system operation and configuration information ...

Page 55: ...lphaESS APP click the Wi Fi Configuration button and enter the WiFi configuration interface Step 2 After that please check whether your mobile phone has connected to the system s hotspot Step 3 If your mobile phone hasn t connected to the system s hotspot please open the Wi Fi network list and find the hotspot named by the product SN ...

Page 56: ...ome enter the password complete the WiFi config uration and submit If there is no network currently you can click Jump over to skip the WiFi configuration step and directly set the system parameters Note The system will not be able to connect to the Internet without WiFi configuration Step 5 Set basic parameters including PV capacity on the grid side the type of me ters safety regulations and regi...

Page 57: ...After finishing the WIFI setting all the status can be found on the main page The firmware version also can be checked in the Firmware information and the safety regulations regional application standard can be checked in the Inverter information only the installer or service engineer can change the safety regulation and regional application standard after commissioning 8 4 Generation Limit Contro...

Page 58: ..._____________________________________________________ Alpha ESS Co Ltd Page 58 of 74 Your Smart Energy 5 Execute This function is only available for the installer or manufacturer under AS4777 2 2020 safety regulation ...

Page 59: ...akers connect ing to the product are OFF 8 Cable connections The AC cable battery cable and communication ca bles are connected correctly securely and reliably 9 Unused cable glands Unused cable glands are blocked by rubber sealings which are secured by pressure caps 9 2 Configuring the safety standard Please set the safety standard appropriate for your country or purpose via APP or Web during pil...

Page 60: ...SMILE S5 Switch on PV and PV Inverter Set the operating parameters through the APP Wait about 3 minutes for the SMILE S5 and the PV Inverter to enter the grid connected status and observe the LED states on the front panel At this time the 2 LEDs Normal COM and battery indictors on the front panel will show green always Check the running status through the APP When PV power is not more than 3kW PV ...

Page 61: ... electric shocks and body burns Therefore put on protective gloves and operate the product 5 minutes after the power off Procedure 1 Long press the power button of battery pack for 6 seconds then switch off the battery breaker of battery pack 2 Switch off the battery breaker located at the middle left of the inverter 3 Switch off the AC breaker between the SMILE S5 and the load 4 Switch off the AC...

Page 62: ...Product visible damage The SMILE S5 are not damaged or deformed Once every 6 months Product running status 1 SMILE S5 operate with no abnormal sound 2 All parameters of SMILE S5 are correctly set Perform this check when SMILE S5 is running Once every 6 months Electrical connections 1 Cables are securely connected 2 Cables are intact and in particular the cable jackets touching the metallic surface...

Page 63: ...the AC circuit breaker is switched off 2 Whether the AC terminal is in good contact 3 Whether the grid is disconnected Grid AC under voltage Grid AC absent Grid AC over fre quency Grid AC under fre quency Grid abnormal Inverter over tempera ture 1 If the warning occurs occasionally and the inverter can re sume work automatically No action is required 2 If this warning occurs frequently or continuo...

Page 64: ... If this warning occurs continuously please contact Al phaESS after sales team Leakage current HCT abnormal 1 If this warning occurs occasionally it may be caused by the occasional exception of the external line When the exception disappears the system will return to normal No action is re quired 2 If this warning occurs frequently or cannot be cleared for a long time please use a multimeter to me...

Page 65: ...s frequently or cannot be cleared for a long time please contact AlphaESS after sales team Bus under voltage 1 If this warning occurs occasionally please restart the in verter 2 If this warning occurs frequently or cannot be cleared for a long time please contact AlphaESS after sales team Battery Over Total Voltage If the warning occurs occasionally check whether it is cleared after three minutes ...

Page 66: ...scharge Stop discharging until this code is eliminated and wait for the temperature to rise 5 Overcurrent charge Wait for automated recovery In case the problem is not recovery for a long time call for service 6 Overcurrent discharge 8 Cell overvoltage 9 Cell under voltage Stop discharging and call service immediately 11 Low temperature charge Stop discharging until this code is eliminated and wai...

Page 67: ...for service Error 05 MOSFET error Error 06 Circuit breaker open Switch on circuit breaker after powering off the battery Error 08 LMU disconnect slave Reconnect the BMS communication cable Error 09 SN missing Call for service Error 10 LMU disconnect master Reconnect the BMS communication cable Error 11 Software version inconsistent Call for service Error 12 Multi master After shutting down the bat...

Page 68: ...SMILE S5 from the wall bracket Step 5 Remove the mounting bracket 11 2 Packing the Product If the original packaging is available put SMILE S5 inside it and then seal it using adhesive tape If the original packaging is not available put SMILE S5 inside a suitable cardboard box and seal it properly 11 3 Disposing of the Product If SMILE S5 service life expires dispose of it according to the local d...

Page 69: ...zz ___________________________________________________________________ Alpha ESS Co Ltd Page 69 of 74 Your Smart Energy Appendix 1 Communication Connection Figure Connect the CT Connect the Meter ...

Page 70: ...nd N A Vector Vector in New Zealand Choose the correspond Regional Application Standard the power quality response modes Volt Watt Volt Var Reactive Power Fixed Power Factor and Power Rate Limit will run automatically Only for Australia For compliance with AS NZS 4777 2 2020 please select from Australia A B C Please contact your local electricity grid operator for which region to select For change...

Page 71: ...ion that Neutral connects together with PE in distribution box such as Australia New Zealand South Africa etc Please follow local wiring regulations Example for grid systems without special requirements on electrical wiring connection The back up PE line and earthing bar must be grounded properly and effectively Otherwise the back up function may be abnormal when the grid fails ...

Page 72: ...___________________________________________________________________ Alpha ESS Co Ltd Page 72 of 74 Your Smart Energy Appendix 4 Technical Data of SMILE S6 S5 S3 6 B5 series ...

Page 73: ...Full Power Voltage Range Vdc 300 450 Start PV Voltage Vdc 120V Backfeed Current A 0 Battery Voltage Range Vdc 42 54V Max Charing Current Adc 80 100 Max Discharing Current Adc 80 100 Overvoltage Category OVC II OUTPUT Rated Output Voltage Un Vac 230 Normal Operating Voltage Range Un Vac 180 270 Rated Output Frequency FNETZ Hz 50 60 Rated Power from Grid kW 7 59 7 59 5 5 7 59 Rated Current from Grid...

Page 74: ... 0 8 Night Power Consumption W 20 THD V I 100 full power 3 Acoustic Noise dB 30 Overvoltage Category OVC III SYSTEM Protective Class I Enclosure Protection IP IP65 Operating Temperature Range º C 25 to 60 derating above 45 º C Pollution degree PD PD 3 outside PD 2 inside PD2 Altitude m 3000 Array Insulation Resistance Detection kΩ 200 The accuracy of resistance measurement 1 Weight kg 25 25 25 23 ...

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