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Wattsonic 4.0~20.0KW-3P Series

User Manual

4/5/6/8/10/12K-25A-3P
10/12/15/20K-25A-3P

Summary of Contents for 4.0KW-3P Series

Page 1: ...Wattsonic 4 0 20 0KW 3P Series User Manual 4 5 6 8 10 12K 25A 3P 10 12 15 20K 25A 3P ...

Page 2: ......

Page 3: ...age 24 2 Safety Instructions 12 1 About This Manual 5 3 Inverter Introduction 14 5 Mechanical Installation 31 4 Battery Introduction 26 6 Electrical Connection 36 6 1 Electrical wiring diagram 37 6 2 AC Connection 40 6 3 Monitoring Device Installation 43 6 4 Meter and CT connection 44 6 5 Communication Connection 45 6 6 PV string connection 55 6 7 Power cable of the battery connection 60 4 1 Appea...

Page 4: ...ontact Information 86 9 Monitoring 76 10 Troubleshooting 79 8 1 Main Window 65 8 2 General Setting 66 8 3 Advanced Setting 68 8 4 Country Code Safety Code Setting 71 8 5 Auto Test 71 8 6 Reactive Power 73 8 Screen Operation 65 7 1 App Preparation 63 7 2 Inspection before Commissioning 63 7 3 Commissioning Procedure 63 7 4 Stop the Inverter 64 7 Commissioning 63 CONTENTS ...

Page 5: ...tails may appear slightly different To communicate any inaccuracies or omissions in this manual please send an email to service wattsonic com Proper disposal of batteries is required Refer to your local codes for disposal requirements 2018 Wuxi Wattsonic Energy Technology Ltd All rights reserved All information in this document is subject to copyright and other intellectual property rights of Wuxi...

Page 6: ...llenging to lift Warning Use Wattsonic LFP Battery only as directed Warning Do not use Wattsonic LFP Battery if it is defective appears cracked broken or otherwise damaged or fails to operate Warning Before beginning the wiring portion of the installation first power off the inverter and then open the AC and DC disconnect switches if applicable for the installation Warning Do not attempt to open d...

Page 7: ...s or parts or accessories not purchased directly from Wattsonic or a Wattsonic certified party Caution Do not place Wattsonic LFP Battery in a storage condition for more than one 1 month or permit the electrical feed on the Wattsonic LFP Battery to be severed for more than one 1 month without placing Wattsonic LFP Battery into a storage condition in accordance with Wattsonic s storage specificatio...

Page 8: ...erating or storing Wattsonic LFP Battery in temperatures outside its specified range might cause damage to Wattsonic LFP Battery Warning Do not expose the Wattsonic LFP Battery to ambient temperatures 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 ...

Page 9: ...able renewable energy improves the resiliency of the grid reduces energy costs and increases the impact of electric vehicle ownership Wattsonic enables the storage of energy from solar panels during the day or from the grid when energy rates are low discharges energy for backup or use at night and automatically optimizes home energy Wattsonic thereby maximizes solar consumption and reduces energy ...

Page 10: ...e 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 systems com Important instructions contained in this manual should be followed during installation op eration and maintenance of the inverter They will be highlighted by the following symbols This manual is applicable to the...

Page 11: ...esult in minor or 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 emphasized contents or tips that may be helpful e g to help you solve problems or save time NOTE ...

Page 12: ...rts of the inverter may exceed 60 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 operate according to our instructions or it will result in danger to life When wiring the lithium battery terminals please disconnect the breaker or switch of the lithium ...

Page 13: ...ucts or modification 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 t follow the local standards and regulations Products beyond the warranty period ...

Page 14: ...power in all circumstances 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 INVERTER BUCK UP LOAD CURRENT TRANSFORMER 002456 UTILITY METER FOR BILLING PURPOSES UTILITY GRID SMART METER ON GRID LOAD Figure 3 2 Applicable grid types TN S 4 20kW 3P Tra...

Page 15: ...ng 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 state of the inverter 2 Hanger Used to hang the inverter on the wall mounting bracket 3 DC switch Used to safely disconnect the DC circuit 4 DC input terminal PV connector 5 Battery input terminal Battery connector 6 COM1 port WiFi LAN ...

Page 16: ...ng status Always on Inverter works normal 3 Grid Indicator Off Disconnected with grid Slow flashing Inverter detected grid but not running in on grid mode Always on Inverter works in on grid mode 4 Alarm Indicator Off The inverter is running normally On An alarm or fault is detected view the fault info on the display 5 Display On Display the inverter operation information Off Display off to save p...

Page 17: ... wheeled bin symbol Do not dispose of WEEE as unsorted municipal waste and have to collect such WEEE separately Please read the instructions carefully before installation Do not touch any internal parts of the inverter being disconnected from the mains battery and PV input for 10 minutes CE mark the inverter complies with the requirements of the applicable CE guide lines Danger Risk of electric sh...

Page 18: ...from the PV array 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 inverter power to feed to the grid When the PV power is insufficient the battery will discharge to supply loads and the grid will join in if the battery is not enough to supply loads PV Loa...

Page 19: ...upply the load together 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 com pensate for the power that exceeds the Pmax To realize the Peak load Shifting function the load power that exceeded Pmax has to be within the inverter max output power otherwise the inverter will only output...

Page 20: ... will use the power 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 on the back up side UPS PV Loads Grid PV Back up Loads Grid X ...

Page 21: ...me in the App inverter 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 predetermined period and the insufficient part will be supplied by the grid PV Loads Grid PV Loads Grid ...

Page 22: ...f grid mode power 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 PV PV Back up Loads No Grid PV Back up Load No Grid ...

Page 23: ...some fac tors including 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 Continuous 2times 2times 2times 60s Unbalance Output Mode 1 25times 1 25times 1 25times Continuous The multiples above are calculated based on rated output power 4 0 20 0kW instantaneous...

Page 24: ...h inspection after 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 includes the following accessories Please check whether the accessories in the packing box are complete when receiving the goods C D E F G A B 3 6 Unpacking and Storage H I BACK UP ON GRID...

Page 25: ...of inverters needs to be stored the height of each pile should be no more than 6 levels User Manual Item Name and Quantity NOTE A Inverter 1pcs B Wall mounting bracket 1pcs Expansion plug set 5pcs M5 screws 1pcs C On grid connector set 1pcs Red D Back up connector set 1pcs Black E PV terminal 4 0K 25A 3P 2 pairs 10K 40A 3P 4 pairs Black F Battery terminal 1pairs Blue G Meter with 3 CTs 1pcs H COM2...

Page 26: ...356mm 155mm 137mm 698mm Sub Master BMS Inverter positioner Top Front Bottom Left side Inverter COM Service COM Earth point Battery DC Output Battery DC Output DC Isolator Indicator light Battery positioner socket Terminal positioner socket Battery Negative B Battery Negative B Earth cable ...

Page 27: ...e Battery positioner plug Top Front Right side Bottom Terminal positioner plug Earth cable BMU Power Supply BMU Power Supply CAN L CAN H Battery Positive B Negative pole Handle Battery positioner socket Positive pole Battery Positive B Earth cable Terminal positioner socket ...

Page 28: ...anual 4 0 20 0kW 3P Series 356mm 698mm Base module Battery positioner plug Terminal positioner plug Earth cable CAN COM Resistor Pre installed CAN COM Resistor Pre installed Battery Positive B Battery Positive B ...

Page 29: ...d to be confirmed upon order Dimension W H D mm 698 356 137 Weight 11kg Operating Temperature 20 55 Ingress Protection IP21 Optional IP65 need to be confirmed upon order Installation Method Stackable Warranty 10 years Nominal Voltage Capacity per Module 76 8 3 84KWH Expand Capability Up to 8 Modules series at 614V 30 7KWH DOD Recommended 90 Max Charge Discharge Current A 50AContinual Recommend Cha...

Page 30: ...er BMS for 3 84KWH 300MM Positive Power Cables from Master BMS to Inverter 300MM Negative Power Cables from Master BMS to Inverter M6 Plastic Expansion Pipe and Self tapping Screw 3 84KWH Li HV LFP Battery Modules Stackable Grounding Wire 300mm from Master BMS to Inverter Base for Stackable Li HV all in one system Main units Standard Accessories ...

Page 31: ...the inverter may reach up to 75 C To avoid risk of burns do not touch the inverter while it s operating and inverter must be installed out of reaching of children The area is completely water proof The floor is flat and level There are no flammable or explosive materials The ambient temperature is within the range from 0 to 50 The temperature and humidity is maintained at a constant level There is...

Page 32: ...on procedure summary System component 1 Install the base 2 Install the battery module and Sub Master BMS 3 Install the inverter 4 Cables connection 5 Install the cables cover and wall mounting support Kit for Wall Mounted All in One Kit Cables cover Main control Battery module Base ...

Page 33: ...vironment to ensure ground level Place the base on the ground and make sure it is level and stable After the base is installed the remaining battery and Sub Master BMS are then placed in turn Once each battery or Sub Master BMS is in place tighten it with four m4 screws on the left and right side 1 1 1 1 1 1 1 1 M4 screws 1 M4 screws 1 ...

Page 34: ...n One Kit put the All in One Kit to the stacked battery and Sub Master BMS Monuting the kit for wall mounted and tighten them with M6 plastic expansion pipes and self tapping screws and screws Connet the cables between inverter and Sub Master BMS as is shown in page24 and then monting the cables cover 1 3 2 1 1 M6 plastic expansion pipes 2 2 screws 3 Cables cover ...

Page 35: ... to be connected The picture on this page shows the cables connection Please follow the instruction and make sure all the cables are connected correctly Warning Please make sure the main switch at OFF position during installation to guarantee high voltage protection DANGER 1 1 Inverter bottom 2 Sub Master BMS top 2 PV1 ON OFF PV2 BAT WiFi GPRS METER BMS COM ON GRID ON GRID BAK UP BAK UP Positive N...

Page 36: ...ted cable connector 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 of the PV string otherwise it will cause serious damage to the inverter WARNING Static may cause damage to the electronic components of the inverter Anti static measures should be tak...

Page 37: ...oject the 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 S2 Black 002456 UTILITY METER FOR BILLING PURPOSES CT 3 CT 2 CT 1 Loads AC Breaker AC Breaker To Solinteg Meter AC Breaker AC Breaker AC Breaker PV Modules 3 Phase Loads 1 Phase Loads Wattsonic Smart Meter To Wattsonic Meter ...

Page 38: ...rd wiring diagram RS485 2 1 L1 2 L2 3 L3 4 N 5 L1 S1 6 L1 S2 7 L2 S1 8 L2 S2 9 L3 S1 10 L3 S2 Communication PV1 PV1 PV2 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 additional grounding hole E BAR N BAR Breaker Breaker Breaker Breaker Switch Solinteg CT Main Switch Breaker CT 1 CT 2 CT 3 RCD RCD Normal Loads Back up Loads GRID Watt...

Page 39: ...se BACK UP func tion will not work Figure 5 3 Australia wiring diagram RS485 2 1 L1 2 L2 3 L3 4 N 5 L1 S1 6 L1 S2 7 L2 S1 8 L2 S2 9 L3 S1 10 L3 S2 Communication PV1 PV1 PV2 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 additional grounding hole E BAR N BAR Breaker Breaker Breaker Breaker Switch Solinteg CT Main Switch Breaker CT 1 C...

Page 40: ...E A Wattsonic 4 0 20 0kW 3P Series breaker needs to be installed on the AC side of the Wattsonic 4 0 20 0kW 3P Series To ensure that the Wattsonic 4 0 20 0kW 3P Series can safely disconnect itself from the power grid when an exception occurs select a proper overcurrent protection device in compliance with local power distribution regulations and Max input output current of 4 20kW AC side The allow...

Page 41: ...cal regulations For 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 connector out of the accessory bag and disassemble it Figure 5 5 According to the figure 5 4 select an appropriate cable peel the insulation sleeve of AC cable off for 50mm and peel off...

Page 42: ...minal head and then 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 not connect the AC circuit breaker until all inverter electrical connections are completed DANGER Connect the AC connector to the inverter AC terminal and rotate the AC connector buckl...

Page 43: ...AUTION 6 3 Monitoring Device Installation Wattsonic 4 0 20 0kW 3P Series supports WIFI LAN and 4G communication Plug the WIFI LAN or 4G module into the COM1 port in the bottom of inverter A slight click sound during the installation represents that the assembly is in place Figure 5 10 Monitoring device installation Refer to 8 Monitoring for more information NOTE ...

Page 44: ...METER FOR BILLING PURPOSES UTILITY GRID L1 L2 L3 N PE CT 2 CT 3 CT 1 S1 Red S2 Black 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 connection The current Transformer also called CT is usually installed on the L wires between the house loads and the power grid The Meter can be installe...

Page 45: ...om of inverter which including Meter port CAN port BMS port EMS port RLYOUT port DRED port Terminating resistor for CAN Parallel Terminating resistor for RS485 EMS No Definition Function 5 L1 S1 To detect the CT current 6 L1 S2 7 L2 S1 8 L2 S2 9 L3 S1 10 L3 S2 1 L1 L1 L2 L3 N connect to grid to detect power grid voltage 2 L2 3 L3 4 N 12 L Power supplied from grid 13 N RS485 RS485 Communicate with ...

Page 46: ...mally Open 3 Reserved 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 connection of inverters 18 CANH_P 19 Reserved 20 Reserved 6 5 1 Assembling the Multi com Connector Unscrew the swivel nut from the connector Figure 5 13 ...

Page 47: ...e through the cable 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 into the open side of the rubber gasket 6 5 2 Connect the Meter and BMS communication cables ...

Page 48: ...he housing Remove 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 55mm 55mm 8mm 8mm Cross sectional Area 0 5 1 5mm2 55mm 8mm Optional When using a multi core multi strand copper wire cable connect the AC wire head to the cord end terminal hand tigh...

Page 49: ...lug according to 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 it snaps into place with an audible click Figure 5 21 Clic Click k ...

Page 50: ...6 5 4 Installing 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 Fasten the swivel nut 2 5 0 1N m ...

Page 51: ...elow No Color Meter Side Battery 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 communication cable needs to be connected when to control the operation of a hybrid inverter through the EMS and communication between EMS and inverter is RS485 6 5 7 DRED DRE...

Page 52: ...tor is connected or 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 information please contact Wattsonic NOTE Load Control Figure 5 25 Load control connection diagram Breaker Munltifunction Relay Load Contactor NO 1 COM 2 A1 A2 L1 L2 L3 N PE ...

Page 53: ...inverter directly if 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 coil must also be connected to NOTE Generator Control Figure 5 26 Generator Control connection diagram When the GEN signal is active the open contact GS will switch on no voltage ou...

Page 54: ... to multiple inverters 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 advanced applications please contact our after sales department The back up side cannot be connected on grid side or grid Grid Back up On grid X X Meter X Generator Back up On grid Figure...

Page 55: ...ltage free before performing electrical operations Do not connect the DC switch and AC circuit breaker before finishing electrical connection DANGER For best practice ensure PV modules of the same model and specifications are connected in each string Make sure the maximum output voltage of each PV string does not exceed 1000V NOTICE stop circuit Fast stop 11 Fast stop 12 12 Emergency stop button f...

Page 56: ... The DC switch has 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 Wattsonic 4 0 20 0kW 3P Series is no less than 40A We recommend the following electri Figure 5 29 Select the appropriate photovoltaic cable Cable requirements Cable stripping length Outside diameter Conductor core section 5 9 8 8 mm 4 mm ...

Page 57: ...d press the terminal 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 corresponding positive and negative connectors pull back the DC cable to ensure that the terminal is tightly attached in the connector Use an open end wrench to screw the nut to the end to en...

Page 58: ... 6 3 Installing the PV Connector Rotate the DC switch to OFF position Figure 5 34 Check 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 Figure 5 35 ...

Page 59: ...Series Insert the 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 terminal caps ...

Page 60: ...l off the battery 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 be considered when making battery connection Disconnect the AC breaker on the grid side Disconnect the breaker on the battery side Turn the inverter DC switch to the OFF position Mak...

Page 61: ...r to check if the 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 battery cable to ensure that the terminal is tightly attached in the connector Use an open end wrench to screw the nut to the end to ensure that the terminal is well sealed Figure 5 40 Ope...

Page 62: ... correct Use a multimeter 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 inverter battery terminals respectively and a click sound represents the assembly in place Figure 5 41 ...

Page 63: ...liably connected The 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 requirements of this manual and local standards All warning signs labels are intact and legible 7 3 Commissioning Procedure If all of the items mentioned above meet the requirements proceed as...

Page 64: ...ter the battery is charged 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 SOC during system use you can manually enable the function to calibrate the battery SOC on app or inverter screen After the battery is fully charged the function is automatically di...

Page 65: ...ltage and current of each MPPT Ppv1 2 PV input power of each MPPT BAT Parameter Battery Parameter Charg Charge Disch Discharge V_L1 V_L2 V_L3 Three phase AC voltage On Grid status VbakL1 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 output Frequenc...

Page 66: ...ngs SN xxxxxxxxxxxxxxx 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 1s LAN General DHCP Set ON General DHCP Set OFF 3s General IP Addr 192 168 0 10 General IP Addr 192 168 0 10 3s General Gateway Addr 192 168 0 1 General Subnet Mask 255 255 0 0 Gener...

Page 67: ...trength indicator 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 set the subnet mask DNS Addr If DHCP is turned off set the domain name server address Modbus Addr Modbus address Inverter Display Abbreviation and Complete Name Reference Table ...

Page 68: ...Mode Advanced WorkMode Set Economic Mode 1s 1s Advanced WorkMode Set O grid Mode 1s 1s Advanced On O Grid SW ON Advanced Relax O Grid ON Advanced On O Grid SW ON 3s Advanced Expo Limit ON Advanced Feed in Grid 0 Advanced Feed in Grid 0 3s Advanced Expo Limit ON 3s Advanced O grid ReConn 50S Advanced O grid ReConn 50S 3s Advanced Power Factor 0 800 Advanced Power Factor 0 800 3s Advanced Expo Limit...

Page 69: ...rot OFF 1s 1s Advanced ON 3s Advanced OFF 1s 1s Advanced 20 3s Advanced Unbalan Output ON 3s Advanced Unbalan Output OFF 1s 1s Advanced System Maint Advanced BMS_ISO ON 3s 1s 1s Advanced New Password 1000 3s 1s 1s 1s T Advanced MPPT Parallel OFF Advanced MPPT Parallel OFF 3s 1s 1s Advanced Multi INV Role Slave Advanced Multi INV Role Slave 3s 1s 1s 1s 1s 1s 1s 1s 1s 1s 1s MHT OLED 04 EN Advanced S...

Page 70: ...grid is unstable or inverter always entered off grid mode for some reasons Offgrid ReConn When the power grid is off the inverter can automatically restart the back up out put after a fault or overloading protection occurred if the Off grid restart is ON Otherwise the back up output needs to be restarted manually Load Shifting Peakload shifting function switch SetMaxGrid Set max allowed power from...

Page 71: ...l display Test Pass otherwise will display Test Fail After each item tested the inverter will reconnect to the grid and automatically start the next test according to the requirements of CEI 0 21 Abbreviation Complete Name SOC Reset If turned it on the battery will be automatically charged to calibrate the battery SOC After the battery is charged this function will be turned off automatically MPPT...

Page 72: ...tem 27 S1 Test Advanced 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 Fail Wait Wait Advanced 59 S1 Test Vac 326 1V Wait Advanced Vac Set 253 0V Time Set 603 S Advanced NULL REC Advanced IPS Item 59 S1 REC Advanced IPS Item 59 S2 REC Advanced IPS Item ...

Page 73: ... can be regulated by the parameter Q Var limits in 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 disabled The PF is limited to 1 000 8 6 2 PF Mode The power factor is fixed and reactive power setpoint is calculated according to the current power The PF ranges from 0 8 leading t...

Page 74: ... Range QP_P1 Output 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 Power factor at P1 on the Q P mode curve 0 8 1 QP_K2 Power factor at P2 on the Q P mode curve QP_K3 Power factor at P3 on the Q P mode curve QP_Enter Voltage Voltage percentage for Q ...

Page 75: ... 110 QU_Q2 Value of 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 mode curve 100 120 QU_Q4 Value of Q Sn at P4 on the Q U mode curve 0 60 QU_Enter Power Active power for Q U function activation 20 100 QU_Exit Power Active power for Q U function deact...

Page 76: ...cted to the router 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 Description Press 1 second Reset device the indicator goes off for 2 seconds then flashes normally Press 5 second Restore factory default settings the indicator goes off for 2 seconds then...

Page 77: ...Please refer to the 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 Stop Local configuration App is designed for quick configuration of Wattsonic hybrid inverters offering features such as safety code battery brand and type work modes and off grid a...

Page 78: ...78 User Manual 4 0 20 0kW 3P Series Warning Please don t try to switch off Master BMS during regular charge and discharge which has high risk to damage BMS inside core components DANGER ...

Page 79: ...is higher or lower than the set protection value 1 Check whether the impendence of the AC cable is too high to lead the grid volt age increased Change a thicker AC cable if it is 2 Extend the voltage protection range if it is allowed by the electricity company G r i d Fre q u e n c y Fault Grid over frequency or underfre quency the grid frequency is higher or lower than the set protection val ue 1...

Page 80: ...tion 2 Seek for help from the installer or manu facture Inverter Over Tem perature Temperature anomaly the tempera ture of the interior of the inverter is excessively high and out of the safe range 1 Check if the heat dissipation of the in verter is normal 2 Seek for help from the installer or manu facture SPI Fault Internal communication fails Caused by a strong external magnetic field etc 1 Rest...

Page 81: ...ground cable are not connected well on AC side or restart inverter 2 If the neutral ground cable are con nected well please contact Wattsonic Internal Fan Fault Internal fan anomaly 1 Restart the inverter 2 Seek for help from the installer or manu facture External Fan Fault External fan anomaly 1 Stop the inverter and disconnect the AC DC cables 2 Check whether the fan is blocked by for eign matte...

Page 82: ...lt Low Bus voltage is too low 1 Restart the inverter 2 Seek for help from the installer or manu facture Hard Fault Other faults 1 Restart the inverter 2 Seek for help from the installer or manu facture Backup OP Backup output overload 1 Reduce loads connected in the Backup side 2 Restart the inverter Inverter OV Backup output overvoltage 1 Restart the inverter 2 Seek for help from the installer or...

Page 83: ...mmunication fails Caused by a strong external magnetic field etc 1 Restart the inverter 2 Seek for help from the installer or manu facture FLASH Fault Internal storage anomaly Caused by a strong external magnetic field etc 1 Restart the inverter Seek for help from the installer or manu facture Meter Comm Fault Inverter and meter communication abnormal 1 Check the Meter wiring 2 Check whether the M...

Page 84: ...acitor Wait for 10 minutes until the inverter is completely de energized before operating Verify that there is no voltage or current before pulling any connector DANGER Keep non qualified persons away A temporary warning sign or barrier must be posted to keep non qualified persons away while performing electrical connection and service work CAUTION Restart the inverter only after removing the faul...

Page 85: ...ntenance information Do not dispose 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 electrical shock and high short circuit current The following precautions should be observed when working on batteries a Remove watches rings or other metal objects b Use too...

Page 86: ... information to provide 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 Address No 200 Linghu Road Xinwu District Wuxi 214100 Jiangsu Province China Website www wattsonic com Service Mail service wattsonic com ...

Page 87: ...www wattsonic com ...

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