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4/5/6/8/10/12KW-25A-3P

10/12/15/20KW-40A-3P

User Manual

Wattsonic Gen3 Hybrid  Inverter

Summary of Contents for 4.0K-25A-3P

Page 1: ...4 5 6 8 10 12KW 25A 3P 10 12 15 20KW 40A 3P User Manual Wattsonic Gen3 Hybrid Inverter...

Page 2: ......

Page 3: ...tandard Packing List 33 5 3 Mechanical Installation 34 Selection of Installation Location 34 Inverter Sub Master BMS 3 Battery Modules 35 Wall Mounted vertical 35 Battery Stack Installation 36 Inverte...

Page 4: ...tack Installation 46 5 4 Battery Cables Connection Battery Inverter Cable connection Power COM 47 Wall Mounted Battery Cables Connection Inverter Sub Master BMS 3 Battery Modules 47 Inverter Sub Maste...

Page 5: ...Local configuration App 96 9 4 System Start and Stop 96 10 1 Error Message 98 10 2 Inverter Maintenance 103 10 3 Battery Maintenance 104 11 1 Technical Parameters 105 11 2 Contact Information 120 CON...

Page 6: ...on product version and market region details may appear slightly different To communicate any inaccuracies or omissions in this manual please send an email to service wattsonic com Proper disposal of...

Page 7: ...N used to transmit the safety warning information about equipment or environment if not avoided it may cause equipment damage data loss equipment performance degradation or other unpredictable results...

Page 8: ...modify Wattsonic LFP Battery Wattsonic LFP Battery is not user serviceable LFP Cells in Wattsonic Battery are not replaceable Contact the Wattsonic Authorized Reseller who sold the Wattsonic LFP Batt...

Page 9: ...res above 60 C 140 F or below 30 C 22 F Caution Ensure that no water sources are above or near Wattsonic LFP Battery including downspouts sprinklers or faucets Caution Do not place Wattsonic LFP Batte...

Page 10: ...the resiliency of the grid reduces energy costs and increases the impact of electric vehicle ownership Wattsonic All in one ESS enables the storage of energy from solar panels during the day or from...

Page 11: ...nd be familiar with the functions and characteristics of inverters The manual content of subsequent versions of the inverter may be subject to change The latest manual can be found at www wattsonic co...

Page 12: ...moderate injury CAUTION Indicates a situation that if not avoided could result in equipment or property damage data loss equipment performance degradation NOTICE Indicates additional information empha...

Page 13: ...C during operation To avoid being burnt do not touch the inverter during operation Let it cool before touching it When exposed to sunlight the PV array generates dangerous high DC voltage Please oper...

Page 14: ...ion of software codes Damages caused by abnormal natural environment force majeure such as lightning earthquake fire storm etc Any damages caused by the process of installation and operation which don...

Page 15: ...NOTICE The applicable grid types for the Wattsonic 4 0 20 0kW 3P series are TN S TN C TN C S and TT When applied to the TT grid the voltage of N to PE suggests less than 30V PV MODULES BATTERY HYBRID...

Page 16: ...3 3 Inverter Appearance Wiring terminals are at the bottom of the inverter as shown in the table below Item Terminal NOTE 1 Display and LED panel Display the operation information and working status...

Page 17: ...the display 2 Grid Indicator Off Grid lost Slow flashing Inverter detected grid but not running in on grid mode Always on Inverter works in on grid mode 3 Communica tion Indicator Green Always on The...

Page 18: ...l Do not dispose of WEEE as unsorted mu nicipal waste and have to collect such WEEE separately Please read the instructions carefully before installation Do not touch any internal parts of the inverte...

Page 19: ...is sufficient PV power will supply the loads battery and grid in the order of loads first battery second and grid last You can set the power to the grid to 0W when the local grid doesn t allow invert...

Page 20: ...ether with the grid but the battery doesn t When the load consumption exceeds the Pmax the inverter will take power from the battery and PV to supply power to the load to compensate for the power that...

Page 21: ...r from PV or grid to charge the battery until it is fully charged and as long as the grid is there the battery won t discharge When the grid fails power from PV and battery will supply loads connected...

Page 22: ...rter will use the power from PV or grid whether to use can be set in the App to charge the battery in the predetermined period Inverter will use power from PV and battery to supply loads in the predet...

Page 23: ...from PV will supply the back up loads first and then charge the battery if there s surplus power When the power from PV isn t enough the battery will discharge to supply back up loads together with P...

Page 24: ...g but not limited to the temperature and weather Off grid Overloading Ability Illustration Status Mode Phase 1 Phase 2 Phase 3 Duration Off grid Balance Output Mode 1 1times 1 1times 1 1times Continuo...

Page 25: ...r receiving the device Contact Wattsonic or the transport company in case of any damage or incompleteness and provide photos to facilitate services 3 6 1 Packing List The package of the inverter inclu...

Page 26: ...2 connector set 1pcs I Monitoring device 1pcs J 10m meter communication cable 1pcs 3m battery communication cable 1pcs K PE terminal 1pcs L User guide User Manual 3 6 2 Inverter Storage Do not dispose...

Page 27: ...t eye level for easy inspection of screen data and further maintenance The ambient temperature of the inverter installation location should be between 30 and 60 The surface temperature of the inverter...

Page 28: ...nstallation location Figure 4 2 Recommended installation spacing Install the inverter vertically Never install the inverter horizontally or at forward backward tilted or upside down 4 1 3 Installation...

Page 29: ...the wall bracket as the template to mark the position of 5 holes on the wall Use an electrical driller with 10mm diameter bit to drill 5 holes in the wall with 80mm depth Before drilling make sure to...

Page 30: ...inverter Figure 4 7 Mounting the inverter Connect the inverter and ground bar through PE wire to achieve the purpose of grounding protection Please always remember wiring the PE wire before wiring ot...

Page 31: ...rters PE wire need to be connected to the same grounding copper bar to ensure equipotential bonding NOTICE Ground terminal connection steps The external grounding terminal is located in on the lower r...

Page 32: ...Dimension W H D mm 557 319 152 6 Weight 11kg Operating Temperature 20 55 Ingress Protection IP21 Optional IP65 need to be confirmed upon order Installation Method Stackable or Wall Mounted Warranty 1...

Page 33: ...unding Wire between Battery Modules and Sub Master BMS Com Resistor Battery Battery Power Cable with MC4 Spared MC4 connectors for customized Inverter Sub Master BMS Power Cable with different length...

Page 34: ...or wrap the battery case or cabinet Do not place at a children or pet touchable area The installation area shall avoid of direct sunlight There is no mandatory ventilation requirements for battery mo...

Page 35: ...or more details push into the cables cover from the right side Warning Before drilling make sure to avoid the buried water tube and electric wires in the wall to avoid danger Back sheet positioning an...

Page 36: ...epth is enough 3 Insert the expansion tubes into the holes and tighten them then fix the bracket onto the wall with expansion screws by using a cross screwdriver Mounting the cables cover After all th...

Page 37: ...ual for more details push into the cables cover from the right side Warning Before drilling make sure to avoid the buried water tube and electric wires in the wall to avoid danger Back sheet positioni...

Page 38: ...s into the holes and tighten them then fix the bracket onto the wall with expansion screws by using a cross screwdriver 4 Lift up the inverter with both hands hang the back rail on the back sheet care...

Page 39: ...etails push into the cables cover from the right side Warning Before drilling make sure to avoid the buried water tube and electric wires in the wall to avoid danger Back sheet positioning and install...

Page 40: ...into the holes and tighten them then fix the bracket onto the wall with expansion screws by using a cross screwdriver 4 Lift up the inverter with both hands hang the back rail on the back sheet caref...

Page 41: ...ke sure hole depth is enough 3 Insert the expansion tubes into the holes and tighten them then fix the bracket onto the wall with expansion screws by using a cross screwdriver Mounting the inverter Li...

Page 42: ...l position 2 Use an electrical driller to drill holes on the wall and make sure hole depth is enough 3 Insert the expansion tubes into the holes and tighten them then fix the bracket onto the wall wit...

Page 43: ...ke sure hole depth is enough 3 Insert the expansion tubes into the holes and tighten them then fix the bracket onto the wall with expansion screws by using a cross screwdriver Mounting the inverter Li...

Page 44: ...k sheet is in a horizontal position 2 Use an electrical driller to drill holes on the wall and make sure hole depth is enough 3 Insert the expansion tubes into the holes and tighten them then fix the...

Page 45: ...ke sure hole depth is enough 3 Insert the expansion tubes into the holes and tighten them then fix the bracket onto the wall with expansion screws by using a cross screwdriver Mounting the inverter Li...

Page 46: ...ion 2 Use an electrical driller to drill holes on the wall and make sure hole depth is enough 3 Insert the expansion tubes into the holes and tighten them then fix the bracket onto the wall with expan...

Page 47: ...nectors provided with right length cables suggested 1800mm to make power cable to plug in Battery 3 B to Sub Master BMS Battery Input Step2 then please plug in Battery 1 Down to Battery 2 Up with the...

Page 48: ...please plug into the COM resistor from standard accessories packed together with Sub Master BMS to last batteries open COM port Step2 then please plug in Battery 1 Down to Battery 2 Up with the COM ca...

Page 49: ...s Management S t e p 3 p l e a s e u s e t h e M c 4 connectors provided with right length cables suggested 1800mm to make power cable to plug in Battery 5 B to Sub Master BMS Battery Input Step2 then...

Page 50: ...M c 4 connectors provided with right length cables suggested 1800mm to make power cable to plug in Battery 6 B to Sub Master BMS Battery Input Step3 please plug into the COM resistor from standard acc...

Page 51: ...s e t h e M c 4 connectors provided with right length cables suggested 1800mm to make power cable to plug in Battery 7 B to Sub Master BMS Battery Input Step2 then please plug in Battery 1 Down to Ba...

Page 52: ...h e M c 4 connectors provided with right length cables suggested 1800mm to make power cable to plug in Battery 8 B to Sub Master BMS Battery Input Step2 then please plug in Battery 1 Down to Battery...

Page 53: ...b Master BMS Battery Input Step2 then please plug in Battery 1 Down to Battery 2 Up with the COM cables in accessories package Step3 please plug into the COM resistor from standard accessories packed...

Page 54: ...rter Inverter COM DC ISOLATOR Service COM Inverter OFF OFF Power Cable connection Communication Cable connection Please use the Mc4 connectors in both inverter and battery standard accessories package...

Page 55: ...r NOTICE Electrical Connection 6 Do not connect the N wire as a protective ground wire to the inverter casing Otherwise it may cause electric shock DANGER Do not ground the positive or negative pole o...

Page 56: ...installation and wiring have to be in line with the local standards Figure 5 1 Electrical wiring diagram PE N L3 L2 L1 UTILITY GRID S1 Red 002456 UTILITY METER FOR BILLING PURPOSES CT 3 CT 2 CT 1 Load...

Page 57: ...be isolated or switched Figure 5 2 Standard wiring diagram RS485 2 Communication PV1 PV2 RJ45 Meter L1 L2 L3 N PE ON GRID L1 L2 L3 N BACK UP PV Modules PV Modules Hybrid RJ45 BMS Communication The ad...

Page 58: ...ng to the wiring rules AS NZS_3000 Otherwise BACK UP func tion will not work Figure 5 3 Australia wiring diagram RS485 2 Communication PV1 PV2 RJ45 Meter L1 L2 L3 N PE ON GRID L1 L2 L3 N PV Modules PV...

Page 59: ...ng an approval from the local electric power company NOTICE A three phase AC breaker needs to be installed on the AC side of the 4 0 20 0kW 3P To ensure that the 4 0 20 0kW 3P can safely disconnect it...

Page 60: ...r example in Australia the inverter can use an additional 30mA type A RCD in installations 6 2 2 Assembling the AC Connector The AC terminal block is on the bottom side of the inverter Take the AC con...

Page 61: ...n rotate the cable gland clockwise to lock it Figure 5 8 6 2 3 Installing the AC Connector High voltage may be present in inverter Ensure all cables are voltage free before electrical connection Do no...

Page 62: ...ce Installation Wattsonic 4 0 20 0kW 3P series hybrid inverter supports WIFI LAN and 4G communi cation Plug the WIFI LAN or 4G module into the COM1 port in the bottom of inverter A slight click sound...

Page 63: ...L2 L3 N PE CT 2 CT 3 CT 1 S1 Red AC Breaker AC Breaker Meter To Solinteg Meter House Grid The direction of the arrow is consistent with the direction of the arrow inside the CT 6 4 Meter and CT conne...

Page 64: ...ied from grid 13 N RS485 RS485 Communicate with inverter Meter terminals definition as shown in table below Figure 5 12 6 5 Communication Connection All communication ports are in the multifunction co...

Page 65: ...ved 4 Reserved 5 DRM4 8 DRED For Australia and New Zealand 6 DRM3 7 7 DRM2 6 8 DRM1 5 15 COM D 0 16 REF D 0 11 Fast stop Fast stop 12 Fast stop 13 485 B1 EMS 14 485 A1 17 CANL_P CAN for parallel conne...

Page 66: ...le gland Figure 5 15 Figure 5 16 Open side The communication between meter BMS and inverter is RJ45 interface cable NOTE Thread the RJ45 plug of appropriate length through the swivel nut and insert it...

Page 67: ...the cable jacket and strip the wire insulation 6 5 3 Connect other cables Figure 5 18 Wir Wire Diamete e Diameter r 13 18mm 13 18mm Cr Cross sec oss sectional tional Ar Area ea 0 5 1 5mm 0 5 1 5mm2 2...

Page 68: ...the assignment and tighten to a torque of 1 2 0 1N m with a screwdriver Figure 5 20 Pull the wires outward to check whether they are firmly installed Insert the terminal block into the connector until...

Page 69: ...the COM Connector Remove the waterproof lid from the COM terminal Insert the COM connector into COM terminal on the bottom of the inverter until there is an audible click Figure 5 23 Click 2 5 0 1N m...

Page 70: ...attery Side 1 Orange White RS485_A3 2 Orange RS485_B3 3 Green White RS485_B2 4 Blue CANH_B 5 Blue White CANL_B 6 Green RS485_A2 7 Brown White RS485_B2 8 Brown RS485_A2 6 5 6 EMS communication An EMS c...

Page 71: ...r startup the diesel generator when the diesel generator startup signal is connected Maximum voltage and current at DO dry contact port 230VAC 1A 30VDC 1A NOTICE For more installation and setup inform...

Page 72: ...the load is designed with a DI port When the controlled load is connected to ONGRID the contactor coil must also be connected to ONGRID When the controlled load is connected to BACKUP the contactor co...

Page 73: ...ters Different CTs cannot connect to the same line cable One battery bank cannot be connected to multiple inverters The on grid and back up side cannot be connected to and generator directly For advan...

Page 74: ...agram 5 6 PV String Connection High voltage may be present in the inverter Ensure all cables are voltage free before performing electrical operations Do not connect the DC switch and AC circuit breake...

Page 75: ...s to be certified by AS 60947 3 2018 and AS NZS IEC 60947 1 2020 in Australia and New Zealand market The Max current of the DC switch matched by 4 0 20 0kW 3P inverter is no less than 40A We recommend...

Page 76: ...al with a professional crimping plier pull back the cable with some power to check if the terminal is well connected to the cable Figure 5 32 Insert the positive and negative cables into the correspon...

Page 77: ...the cable connection of the PV string for polarity correctness and ensure that the open circuit voltage in any case does not exceed the inverter input limit of 1 000V PV Max Input voltage is 950V wit...

Page 78: ...positive and negative connectors into the inverter DC input terminals respec tively a click sound should be heard if the terminals are well connected Figure 5 36 Seal the unused PV terminals with the...

Page 79: ...cable insulation sleeve for 10 mm 6 7 Power cable of the battery connection Please contact your battery supplier for detailed battery installation information NOTE 6 7 1 The following principles must...

Page 80: ...terminal is well connected to the cable Figure 5 38 10mm 10mm 10mm 10mm Figure 5 39 Insert the positive and negative cables into the corresponding positive and negative connectors pull back the batte...

Page 81: ...timeter to measure the voltage of the battery pack and make sure the voltage is within the inverter limitation and the polarity is correct WARNING Insert the positive and negative connector into the i...

Page 82: ...e vacant terminals are sealed No foreign items such as tools are left on the top of the machine or in the junction box if there is The AC circuit breaker is selected in accordance with the requirement...

Page 83: ...harged this function will be turned off automatically If you confirm that it is not necessary you can manually turn off the function We recommend to enable this function If you need to calibrate the S...

Page 84: ...VbakL2 VbakL3 Three phase AC voltage Off Grid status I_L1 I_L2 I_L3 Inverter output current On Grid status IbakL1 IbakL2 IbakL3 Inverter output current Off Grid status FreqL1 FreqL2 FreqL3 Inverter ou...

Page 85: ...xxxxx 1s General Language Set Language 2 1s General Language Set Language N 1s 1s 1s 2022 05 30 10 05 05 Fault 2 1s 1s 2022 05 30 10 05 05 Fault N 1s V1 xx xx xx xx V1 xx xx xx xx 1s Check code xxxxxx...

Page 86: ...DHCP Set Enable or disable DHCP functionality IP Addr If DHCP is turned off set the static IP address Gateway Addr If DHCP is turned off set the Gateway IP address Subnet Mask If DHCP is turned off se...

Page 87: ...d 3s Advanced 50S Advanced 5 50S 3s Advanced Power Factor 0 Advanced Power Factor 0 800 3s Advanced 1s 1s Advanced Load Shift ON Advanced SetMaxGrid 5 kVA Advanced Load Shift 3s Advanced SetMaxGrid 5...

Page 88: ...d New Password 1000 3s 1s 1s 1s T page Advanced MPPT P arallel OFF Advanced MPPT P arallel 3s 1s 1s Advanced Multi INV Role Slave Advanced Multi INV Role 3s 1s 1s 1s 1s 1s 1s 1s 1s 1s 1s Advanced SOC...

Page 89: ...tion switch If turn it on the inverter will automatically switch to off grid mode to ensure the back up side power supply when the gird is abnormal or off oth erwise there is no output on the back up...

Page 90: ...erter parallel system set the role of one inverter as the master and the other inverter as the slave SOC Reset If turned it on the battery will be automatically charged to calibrate the battery SOC Af...

Page 91: ...vanced IPS Item 27 S2 Test Advanced IPS Item 81 S1 Test Advanced IPS Item 81 S2 Test Advanced IPS Item 81 S1 Test Advanced IPS Item 81 S2 Test Advanced Vac Set 253 0V Time Set 603 S Wait Advanced Test...

Page 92: ...d by the parameter fixed Q in Pn Q P The PF changes with the output power of the inverter Q U The reactive power changes with the grid voltage 8 6 1 Off Modes The reactive power regulation function is...

Page 93: ...t power at P1 on the Q P mode curve in percentage 10 100 QP_P2 Output power at P2 on the Q P mode curve in percentage 20 100 QP_P3 Output power at P3 on the Q P mode curve in percentage 20 100 QP_K1 P...

Page 94: ...f Q Sn at P2 on the Q U mode curve 60 60 QU_V3 Grid voltage limit at P3 on the Q U mode curve 100 120 QU_Q3 Value of Q Sn at P3 on the Q U mode curve 60 60 QU_V4 Grid voltage limit at P4 on the Q U mo...

Page 95: ...or is not connected to the base station Quick flashing The monitoring device is connected to the router or connected to the base station but not connected to the server Indicator Button Button Descri...

Page 96: ...e product nameplate on side of enclosure to get the monitoring application If download issues exist contact your dealer or Wattsonic technical support 9 3 Local configuration App 9 4 Battery Start and...

Page 97: ...FF OFF Service COM Inverter Battery com Battery Input Battery Input Inverter Inverter COM DC ISOLATOR Service COM Inverter ON ON Warning Please don t try to switch off Master BMS during regular charge...

Page 98: ...whether the mains supply is lost 2 Check whether the AC breaker and terminal are well connected Grid overvoltage or undervoltage the grid voltage is higher or lower than the set protection value 1 Che...

Page 99: ...the number of PV panels to make sure that the open circuit voltage of each string is lower than the inverter maximum allowed input voltage Bus Voltage Fault The voltage of bus circuit is too high 1 C...

Page 100: ...al relay got failed Neutral ground cable are in poor connection on AC side 1 Use multimeter to measure the voltage be tween N PE cable on AC side If the voltage is higher than 10V which means the neut...

Page 101: ...ide exceeds the maximum output power of inverter Inverter OV The load power exceeds the range of its limit of inverter in off gird mode 1 Check whether there is an impact load on the back up side and...

Page 102: ...the inverter 2 Seek for help from the installer or manu facture Meter Comm Fault Abnormal communication between meter and inverter 1 Check whether the communication con nection between inverter and m...

Page 103: ...it for 10 minutes to ensure the energy of capacitor is fully dissipated 6 Confirm all the indicator lights are off DANGER Keep unprofessional person away A temporary alarm sign or barrier must be post...

Page 104: ...of batteries in a fire The batteries may explode Do not open or damage batteries Released electrolyte is harmful to the skin and eyes It may be toxic CAUTION A battery can present a risk of electrica...

Page 105: ...Battery Side Battery type Lithium Battery with BMS Battery communication mode CAN CAN Battery voltage range V 135 750 135 750 Maximum charging current A 25 25 Maximum discharge current A 25 25 Grid S...

Page 106: ...current A 6 7 8 3 UPS switching time 10ms 10ms Rated output voltage V 3 N PE 220 380V 230 400V 240 415V Rated output frequency Hz 50 60 50 60 Peak output apparent power kVA 8 60s 10 60s Voltage harmon...

Page 107: ...age category PV Main Dimensions mm 534 418 210 W H D Weight KG 26 26 Protection degree IP65 IP65 Standby self consumption W 15 15 Topology Transformerless Operating Temperature Range C 30 60 30 60 Rel...

Page 108: ...tion mode CAN CAN Battery voltage range V 135 750 135 750 Maximum charging current A 25 25 Maximum discharge current A 25 25 Grid Side Rated output power kW 6 0 8 0 Max output power kW 6 6 8 8 Rated o...

Page 109: ...5V Rated output frequency Hz 50 60 50 60 Peak output apparent power kVA 12 60s 16 60s Voltage harmonic distortion 3 Linear load Efficiency Max efficiency 98 1 98 2 European efficiency 97 3 97 4 Protec...

Page 110: ...KG 26 26 Protection degree IP65 IP65 Standby self consumption W 15 15 Topology Transformerless Operating Temperature Range C 30 60 30 60 Relative Humidity 0 100 0 100 Operating Altitude m 3000 3000m...

Page 111: ...ode CAN CAN Battery voltage range V 135 750 135 750 Maximum charging current A 25 25 Maximum discharge current A 25 25 Grid Side Rated output power kW 10 0 12 0 Max output power kW 11 0 13 2 Rated out...

Page 112: ...0 415V Rated output frequency Hz 50 60 50 60 Peak output apparent power kVA 20 60s 20 60s Voltage harmonic distortion 3 Linear load Efficiency Max efficiency 98 2 98 2 European efficiency 97 4 97 4 Pr...

Page 113: ...KG 26 26 Protection degree IP65 IP65 Standby self consumption W 15 15 Topology Transformerless Operating Temperature Range C 30 60 30 60 Relative Humidity 0 100 0 100 Operating Altitude m 3000 3000m d...

Page 114: ...ode CAN CAN Battery voltage range V 135 750 135 750 Maximum charging current A 40 40 Maximum discharge current A 40 40 Grid Side Rated output power kW 10 0 12 0 Max output power kW 11 0 13 2 Rated out...

Page 115: ...0 415V Rated output frequency Hz 50 60 50 60 Peak output apparent power kVA 20 60s 20 60s Voltage harmonic distortion 3 Linear load Efficiency Max efficiency 98 4 98 4 European efficiency 97 5 97 5 Pr...

Page 116: ...ght KG 28 28 Protection degree IP65 IP65 Standby self consumption W 15 15 Topology Transformerless Operating Temperature Range C 30 60 30 60 Relative Humidity 0 100 0 100 Operating Altitude m 3000 300...

Page 117: ...ode CAN CAN Battery voltage range V 135 750 135 750 Maximum charging current A 40 40 Maximum discharge current A 40 40 Grid Side Rated output power kW 15 0 20 0 Max output power kW 16 5 22 0 Rated out...

Page 118: ...0 415V Rated output frequency Hz 50 60 50 60 Peak output apparent power kVA 25 60s 25 60s Voltage harmonic distortion 3 Linear load Efficiency Max efficiency 98 4 98 4 European efficiency 97 5 97 5 Pr...

Page 119: ...Operating Temperature Range C 30 60 30 60 Relative Humidity 0 100 0 100 Operating Altitude m 3000 3000m derating Cooling Smart fan Noise Level dB 40 40 Display OLED LED Communication CAN RS485 WiFi LA...

Page 120: ...rovide you the best assistance Model of the device Serial number of the device Date of the device Fault code name Brief description of the problem China HQ Wuxi Wattsonic Energy Technology Co Ltd Addr...

Page 121: ...www wattsonic com V EN_2023 0210...

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