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© 2019 Hoymiles Power Electronics Inc. All rights reserved.

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MI-300N/MI-350N/MI-400N

7.3 Disposal

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8. Technical Data

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8.1 DC Input

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8.2 AC Output

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8.3 Efficiency, Safety and Protection

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8.4 Mechanical Data

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8.5 Features

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Appendix 1:

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Installation Map

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Appendix 2:

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WIRING DIAGRAM –120VAC / 240VAC SPLIT PHASE:

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WIRING DIAGRAM – 120VAC / 208VAC THREE PHASE:

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Содержание MI-300N

Страница 1: ...Version 1 0 June 2020 ...

Страница 2: ...control the production of a single photovoltaic module directly consequently improving the flexibility and reliability of the system About the Manual This manual contains important instructions for theMI 300N MI 350N MI 400N Microinverter and must be read in its entirety before installing or commissioning the equipment For safety only qualified technician who has received training or has demonstra...

Страница 3: ...9 4 About Function 9 4 1 Work Mode 9 5 About Installation 10 5 1 Accessories 10 5 2 Installation Precaution 10 5 3 Space Distance Required 11 5 4 Preparation 11 5 5 Installation Steps 12 6 Troubleshooting 16 6 1 Troubleshooting List SN 1022xxxxxxxx 16 6 2 Troubleshooting List SN 1020xxxxxxxx 1021xxxxxxxx 19 6 3 Status LED Indicator SN 1022xxxxxxxx 21 6 4 Status LED Indicator SN 1020xxxxxxxx 1021xx...

Страница 4: ... 7 3 Disposal 25 8 Technical Data 25 8 1 DC Input 26 8 2 AC Output 26 8 3 Efficiency Safety and Protection 26 8 4 Mechanical Data 27 8 5 Features 27 Appendix 1 28 Installation Map 28 Appendix 2 29 WIRING DIAGRAM 120VAC 240VAC SPLIT PHASE 29 WIRING DIAGRAM 120VAC 208VAC THREE PHASE 30 ...

Страница 5: ...r manual are show as below 2 About Safety 2 1 Important Safety Instructions The MI 300N MI 350N MI 400N Microinverter is designed and tested according to international safety requirements However certain safety precautions must be taken when installing and Symbol Usage Indicates a hazardous situation that can result in deadly electric shock hazards other serious physical injury or fire hazards Ind...

Страница 6: ...adverse environment conditions such as flammable explosive corrosive extreme high or low temperature and humid Do not use the equipment when the safety devices do not work or disabled Use personal protective equipment including gloves and eye protection during the installation Inform the manufacturer about non standard installation conditions Do not use the equipment if any operating anomalies are...

Страница 7: ...erence Statement This microinverter has been tested and found to comply with the limits for part 15 of FCC rules which can provide reasonable protection against harmful energy However if not installed according to the instructions the microinverter may cause harmful interference to radio equipment There is no guarantee that the interference will not occur in a particular installation To confirm th...

Страница 8: ...N is the perfect selection for PV system with uneven number of panels with world s NO 1 CEC weighted efficiency 96 50 peak efficiency 96 70 in 2015 3 2 Highlights Peak output power up to 300W 350W 400W Adapted to 60 72 cells PV panels Peak efficiency 96 70 CEC weighted efficiency 96 50 Static MPPT efficiency 99 80 Dynamic MPPT efficiency 99 76 in overcast weather High reliability NEMA6 IP67 enclos...

Страница 9: ...d feed in to Public Grid Zero Export Control Under this mode Microinverter s generation is limit base on the current house loads there will be no extra power feed in to the Public Grid Stand by There are several circumstance that Microinverter will stay in Standby mode The current condition is contradicted with Microinverter operating requirement No house loads or the Export control value has been...

Страница 10: ...ories above are not included in the package and need to be purchased separately Please contact our sales representative for the price M8 screws need to be prepared by installer self 5 2 Installation Precaution Please install the Microinverter and all DC connections under the PV module to avoiding direct sunlight rain exposure snow layup UV etc Allow a minimum of 2 cm of space around the microinver...

Страница 11: ...to be installed 50cm above the roof Otherwise more DTUs may be required to ensure the communication quality between the DTUs and the microinverters 5 4 Preparation Installation of the equipment is carried out based on the system design and the place in which the equipment is installed The installation must be carried out with the equipment disconnected from the grid power disconnect switch open an...

Страница 12: ...osition of installation comply with the following conditions Install only on structures specifically conceived for photovoltaic modules supplied by installation technicians Install Microinverter underneath of the photovoltaic modules to make sure it works in theshadow If this condition cannot be met might trigger the inverter production de rating Fig 1 Installation position of microinverter 5 5 In...

Страница 13: ...form a continuous AC branch circuit Note The length of AC cable on Microinverter is around 1 23m if the distance between two microinverters is more than 1 21m please use the AC extension cable between two inverters ss picture indicated below B Install the AC end cap on the open AC connector of the last microinverter in the AC branch circuit Step 3 Connect AC End Cable A Make the end cable 1 Take t...

Страница 14: ...Brown wire N Blue wire G Yellow Green wire Please use 12 AWG cable as AC end cable 3 Plug the AC port Part 2 into Part 1 once complete the wiring and screw the Part 3 on and complete the AC extension cable B Connect the AC end cable to the AC male connector from the first microinverter to complete the circuit C Connect the other side of the AC end cable to the distribution box and wire it to the l...

Страница 15: ...removable serial number lable from each microinverter The position of the label is shown as below B Affix the serial number label to the respective location on the installation map Step 5 Connect PV Modules A Mount the PV modules above the microinverter B Connect the PV modules DC cables to the DC input side of the microinverter ...

Страница 16: ... of serial number 1022xxxxxxxx please refer to chapter 6 1 and chapter 6 3 If you use the microinverter of serial number 1020xxxxxxxx and 1021xxxxxxxx please refer to chapter 6 2 and chapter 6 4 Note The microinverter of serial number 1062xxxxxxxx can only work with the new Hoymiles gateway DTU Pro SN 10F7xxxxxxxx 10F8xxxxxxxx DTU G100 SN 10D2xxxxxxxx and DTU W100 SN 10D3xxxxxxxx 6 1 Troubleshooti...

Страница 17: ...our dealer or Hoymiles technical support 130 Offline 1 Please make sure that the microinverter works normally 2 Check the communication status between the DTU and hoymiles monitoring system or between the DTU and the microinverter If the communication is poor try to make some improvements 3 If the alarm occurs frequently and cannot be recovered contact your dealer or Hoymiles technical support 141...

Страница 18: ... accidentally the grid frequency may be abnormal temporarily The microinverter can recover automatically after grid frequency becomes normal 2 If the alarm occurs frequently check whether the grid frequency change rate is within the acceptable range If no contact the local power operator or change the grid frequency change rate limit via Hoymiles monitoring system with the consent of the local pow...

Страница 19: ... Hoymiles technical support 305 Hardware Error Code 305 1 If the alarm occurs accidentally and the microinverter can still work normally no special treatment is required 2 If the alarm occurs frequently and cannot be recovered contact your dealer or Hoymiles technical support 306 Hardware Error Code 306 1 If the alarm occurs accidentally and the microinverter can still work normally no special tre...

Страница 20: ...prove the ventilation and heat dissipation 3 If both the ventilation and ambient temperature meet the requirements contact your dealer or Hoymiles technical support 5080 Grid Overvoltage Undervo ltage 1 If the alarm occurs accidentally the grid voltage may be abnormal temporarily The microinverter can recover automatically after grid voltage becomes normal 2 If the alarm occurs frequently check wh...

Страница 21: ...ring system with the consent of the local power operator 5200 Firmware error 1 Check if the firmware is correct and upgrade again 2 Check the communication between DTU and Hoymiles monitoring system the communication between DTU and microinverter Then try again 3 If the fault still exists contact your dealer or Hoymiles technical support 8310 Shut down Please check if the microinverter is turned o...

Страница 22: ...DTU Flashing Red 1s gap Not producing power AC grid invalid Voltage or frequency out of range 6 5 On site Inspection For qualified installer only To troubleshoot an inoperable microinverter follow the steps in the order shown 1 Verify the utility voltage and frequency are within ranges shown in the in appendix Technical Data of this microinverter 2 Check the connection to the utility grid Verify u...

Страница 23: ...al inspection on various components and clean the equipment with a vacuum cleaner or special brushes Do not attempt to dismantle the Microinverter or make any internal repairs In order to preserving the integrity of safety and insulation the Microinverters are not designed to allow internal repairs The AC output wiring harness AC drop cable on the Microinverter cannot be replaced If the cord is da...

Страница 24: ...roinverter Please record down the new Microinverter s SN Please make sure the AC branch circuit breaker if off and following the Microinverter installation steps to install the replacement unit Go to the monitoring platform if customer already register this station online please access the Device List page and find the device that you just replaced Please click the down arrow next to the More on t...

Страница 25: ...verter contact the supplier or authorized distributor for a repair return determination and instructions regarding the process The microinverter storage temperature is 40 85 7 3 Disposal If the equipment is not used immediately or is stored for long periods check that it is correctly packed The equipment must be stored in well ventilated indoor areas that do not have characteristics that might dam...

Страница 26: ... input voltage V 60 60 60 Maximum input current A 11 5 11 5 12 5 Maximum input short circuit current A 15 15 15 Model MI 300N MI 350N MI 400N Peak output power W 300 350 400 Maximum continuous output power W 295 349 382 Maximum continuous output current A 1 42 208V 1 23 240V 1 68 208V 1 45 240V 1 84 208V 1 59 240V Nominal output voltage range V 208 183 228 240 211 264 208 183 228 240 211 264 208 1...

Страница 27: ...e range 40 85 40 85 40 85 Dimensions W H D mm 182 164 29 5 182 164 29 5 182 164 29 5 Weight kg 1 98 1 98 1 98 Enclosure rating Outdoor NEMA IP67 Cooling Natural convection No fans Model MI 300N MI 350N MI 400N Communication 2 4GHz Proprietary RF Nordic Monitoring Hoymiles Monitoring System Hoymiles DTU is required Compliance UL1741 IEEE1547 CSA C22 2 No 107 1 16 FCC 15B FCC 15C PV Rapid Shutdown C...

Страница 28: ... 2019 Hoymiles Power Electronics Inc All rights reserved 28 MI 300N MI 350N MI 400N Appendix 1 Installation Map ...

Страница 29: ... 2019 Hoymiles Power Electronics Inc All rights reserved 29 MI 300N MI 350N MI 400N Appendix 2 WIRING DIAGRAM 120VAC 240VAC SPLIT PHASE ...

Страница 30: ... 2019 Hoymiles Power Electronics Inc All rights reserved 30 MI 300N MI 350N MI 400N WIRING DIAGRAM 120VAC 208VAC THREE PHASE ...

Страница 31: ... 2019 Hoymiles Power Electronics Inc All rights reserved 31 MI 300N MI 350N MI 400N ...

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