SAJ Sunfree 4K User Manual Download Page 12

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Sunfree Series

- 11 -

3.2 Specification for Product Model

Sunfree 5k -HC

①

②

③

①

Sununo Plus represents for product name.

②

XK represents rated power XkW of inverter, for example 5K means 5kW.

③

HC represents the inverter has the function of high charge current.

3.3 Overview and Dimensions of products

The dimensions of Sununo Plus series products is shown in Figure 3.2.

Sunfree 4K/5K/4K-HC/5K-HC

Figure 3.2 Dim

sions of Sunfree series Products

Summary of Contents for Sunfree 4K

Page 1: ...Sunfree Series 0 User Manual SAJ Hybrid Solar Inverter Sunfree Series www saj electric com...

Page 2: ...nce trouble shooting and safety Please follow the instructions of this manual so that we can ensure delivery of our professional guidance and wholehearted service Customer orientation is forever our c...

Page 3: ...or Product Model 11 3 3 Overview and Dimensions of products 11 3 4 Datasheet 12 Chapter 4 Instructions for installation 14 4 1 Safety Instructions 14 4 2 Pre installation Check 14 4 3 The Determinatio...

Page 4: ...oduction of Human computer Interface 31 6 2 First Run Setup 32 6 3 Monitoring Operation and Battery manage system 55 Chapter 7 Fault Code and Troubleshooting 56 Chapter 8 Recycling and Disposal 60 Cha...

Page 5: ...is manual all time available in case of emergency 1 2 Safety Instructions DANGER DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING WARNING indi...

Page 6: ...Target Group Only qualified electricians who have read and fully understood all safety regulations contained in this manual can install maintain and repair the inverter Operators must be aware of the...

Page 7: ...tors fully discharged after disconnecting from power source WARNING The installation service recycling and disposal of the inverters must be performed by qualified personnel only in compliance with na...

Page 8: ...Sunfree Series 7 NOTICE Public utility only The PV inverter is designed to feed AC power directly to the public utility power grid do not connect AC output of the inverter to any private AC equipment...

Page 9: ...nverter will release a lot of heat during operation Do not touch metal plate housing during operating An error has occurred Please go to Chapter 9 Troubleshooting to remedy the error This device SHALL...

Page 10: ...Quality Inspection Center safety directive No unauthorized perforations or modifications Any unauthorized perforations or modifications are strictly forbidden if any defect or damage device person is...

Page 11: ...omponents of energy storage systems The Sunfree inverters change the DC generated by solar panels into AC which is in accordance with the requirements of public grid and send the AC into the grid Redu...

Page 12: ...resents rated power XkW of inverter for example 5K means 5kW HC represents the inverter has the function of high charge current 3 3 Overview and Dimensions of products The dimensions of Sununo Plus se...

Page 13: ...Charge Current A 50 50 Min Battery Capacity AH 100 Charging Curve 3 Stage Adaptive With Maintenance 3 Stage Adaptive With Maintenance Grid Tie Operation Rated Output Power W 36801 4000 4600 5000 Rated...

Page 14: ...ection Type MC4 H4 Battery Connection Type Terminal Block AC Connection Type Terminal Block Display LCD Communication RS485 2 RS232 Integrated Wi Fi GPRS Ethernet Optional General Data Topology Transf...

Page 15: ...eopardize the life span of the inverter Installation directly exposed under intensive sunlight is not recommended The installation site must be well ventilated 4 2 Pre installation Check 4 2 1 Check t...

Page 16: ...t Remarks A Inverter 1 Set B Rear Panel 1 Piece C DC Connector 2 Pair D M6 50 hex head screw 3 Piece E Expansion tube 3 Piece F M5 12 hex head screw and gasket 2 Piece G AC connector 1 Piece H H4 Spli...

Page 17: ...tically or tilted backwards by max 15 Never install the inverter tilted forwards sideways horizontally or upside down 3 Install the inverter at eye level for convenience when checking the LCD display...

Page 18: ...nt to the temperature range required by the battery pack to ensure optimum operation Choose locations with sufficient air exchange Ensure additional ventilation when necessary To make sure the install...

Page 19: ...n in Figure 4 3 Figure 4 3 Dimensions of rear panel of Sunfree inverter 4 4 2 Drill Holes and Place the Expansion Tubes According to the guides drill 4 holes in the wall in conformity with position ma...

Page 20: ...position by screws as shown in Figure 4 5 Figure 4 5 Mount the Rear Panel of Sunfree inverter 4 4 4 Mount the Inverter Carefully mount the inverter to the rear panel as shown in Figure 4 6 Make sure t...

Page 21: ...electricity shock When power on the equipment should in conformity with national rules and regulations The direct connection between the inverter and high voltage power systems must be operated by qu...

Page 22: ...Electrical Interface Figure 5 1 Electrical Interface of Sunfree inverter Table 5 1 Specifications for Interface Code Name A Battery Plug Terminal B RS485 DRM Port C RS232 Wi Fi Port D DC Input E DC S...

Page 23: ...uested to install a breaker 600V 60A between grid and inverter Cable Cross sectional area mm External diameter mm Range Recommend 4 0 6 0 4 0 4 2 5 3 Table 5 2 Recommended Specifications of AC Cables...

Page 24: ...Figure 5 3 Connect the Cables 5 3 3 Secure all parts of the AC connector tightly Figure 5 4 Screw the Connector 5 4 Backup Output Connection Cable Cross sectional area mm External diameter mm Range R...

Page 25: ...e AC cable through the AC waterproof hole Figure 5 5 Feed cable 5 4 2 Connect the cables according to connection marks of L N and PE Figure 5 6 Connect cable 5 4 3 Screw all parts of the AC connector...

Page 26: ...Cross sectional Area of Cables mm Outside Diameter of the Cables mm Scope Recommended Value 4 0 6 0 4 0 4 2 5 3 Table5 3 Recommended Specifications of DC Cables DC connector is made up of the positiv...

Page 27: ...de connector 2 Use specified strip tool to strip the insulated enclosure of the positive and cathode cables with appropriate length 1 Positive Cable 2 Cathode Cable Figure 5 11 Connecting Cables 3 Fee...

Page 28: ...re and make them tight 7 Connect the positive and cathode connectors into positive and negative DC input terminals of the inverter a click should be heard or felt when the contact cable assembly is se...

Page 29: ...Cables mm Outside Diameter of the Cables mm Scope Recommended Value 22 25 22 25 30 Table5 4 Recommended Specifications of DC Cables 5 6 1 Open the waterproof cover then feed the battery cable through...

Page 30: ...D Transmitted Ready Serial data output 4 DTR Data Terminal Data terminal ready 5 GND Signal Ground Ground line 6 DSR Data Send Ready Data Send Ready 7 RTS Request To Send Request To Send 8 CTS Clear T...

Page 31: ...B Right 1 DRM 1 5 2 DRM 2 6 3 DRM 3 7 4 DRM 4 8 5 RefGen 6 Com DRM 0 7 V 8 V Table 5 6 RJ45 pin port definition 5 7 3 Open the waterproof cover pass the prepared communication cable through each comp...

Page 32: ...Instructions of the Interface Object Description A Yellow LED light Power After the equipment is powered on the yellow LED light will go on B Red LED light Error The red LED light will go on when an...

Page 33: ...han 2 second Turn on output load Table 6 2 Instructions for buttons 6 2 First Run Setup 6 2 1 System time setting When the inverter begins to run for the first time please configure the time of system...

Page 34: ...ation as edit system time Note With the cursor selected the edit box appear dialog box to request setting system time while press ESC This dialog box prompt user not across the debugging at first time...

Page 35: ...attery capacity selected the edit box of Discharge set the Battery discharge depth Note With the cursor selected the edit box appear dialog box to request setting system time while press ESC This dial...

Page 36: ...th several compliances LCD will show countries to selected users could press or to move cursor select correct country and press ENT If users can not fond out the corrsponding country please stop the s...

Page 37: ...ation as show below Figure 6 2 4 2 Power flow illustration System running normally If system running in different states power flow illustration will switch as states For example when in Off grid stat...

Page 38: ...e 6 2 4 4 Power Trading of Grid and daily generation Figure 6 2 4 5 Load power and daily generation As above three figures the power and daily generation the figure show the PV loads or trading of Gri...

Page 39: ...ove show the PV input all days in this month Figure 6 2 4 7 Daily sell to Grid in this month In the figure above show the daily output all days in this month Figure 6 2 4 8 Daily buy from Grid in this...

Page 40: ...this year In the figure above as show monthly power of PV Grid Trading power and load output It also show the accumulate PV Grid and load power in this year in the right of figure 1 1 2 2 3 3 4 4 5 5...

Page 41: ...em interface status user can back to system power flow main screen by pressing ESC button If pressing ENT button main screen will occur the drop down menu as show blow Figure 6 2 4 12 Drop down menu U...

Page 42: ...option has the second menu interface it will appear by press the ENT button The figure below shows the second menu of Setting Figure 6 2 4 15 The second menu of Setting The figure below shows the sec...

Page 43: ...it interface press or to select menu icon as shown below Figure 6 2 4 18 Menu icon selected By the main edit interface press ESC button to back menu option selected status press ENT button to enter th...

Page 44: ...nformation of inverter s running In main edit interface by selected Grid icon press ENT button to show the parameter of inverter s output information Figure 6 2 4 21 Information of inverter s output I...

Page 45: ...nformation of Li ion battery Figure 6 2 4 23 Information of Lead acid battery In main edit interface by selected load icon press ENT button to show the parameter of load s output information Figure 6...

Page 46: ...arning Selected the Setting in menu press ENT to the second menu then select Mode Setting press ENT to enter the interface of choosing running mode as shown below Figure 6 2 4 26 Parameter setting of...

Page 47: ...Discharge Setup To set up AC Charge Discharge parameter in the interface of add AC Charge Discharge Setup press or to select different edit box press ENT to enter edit status press ESC to out edit st...

Page 48: ...w Figure 6 2 4 30 Select WorkDay s interface Seting prevent revense folw as shown below Figure 6 2 4 31 Prevent revense folw Setup Select Setting in menu press ENT button to pull out the second menu s...

Page 49: ...ond menu select System Setting and press ENT button to enter system parameter setup interface as shown below Figure 6 2 4 33 Interface of system parameter setup With the interface of system parameter...

Page 50: ...lect option of Date Time Setting Figure 6 2 4 35 System date and time setup E g select option of Display Setting Figure 6 2 4 36 Parameter of display setup E g select option of Factory Setting Figure...

Page 51: ...0 E g select option of Clear Energy Figure 6 2 4 38 Clear Energy E g select option of Clear Error Records Figure 6 2 4 39 Clear Error Records E g select option of Grid Compliance Figure 6 2 4 40 Grid...

Page 52: ...option of Change Password Figure 6 2 4 42 Change Password To change system password enter the interface of changing system password input a new password then can be changing the general admin s passw...

Page 53: ...nformation about the error or warning As shown below Figure 6 2 4 44 Interface of warning While occur error or warning LCD will display the prompt box above if system has error alarm the prompt box wi...

Page 54: ...tering edit status press or again to input the password ESC button for out of edit status select OK to enter next interface ENT button pressing time longer than 2s LCD will appear prompt box of input...

Page 55: ...nfree Series 54 ESC button pressing time longer than 2s LCD will appear prompt box of cutoff load press ENT to confirm inverter begin to out of load As shown below Figure 6 2 4 48 Process of cutoff lo...

Page 56: ...dule and uploading the data of the inverter to server users can monitor the operational information of the inverter by web version web portal or mobile APP please download the mobile APP from SAJ s of...

Page 57: ...igh Err Bus Voltage High Of Hardware Error 14 HWPV1 Curr High Err PV1 Current High of Hardware Error 15 HWPV2 Curr High Err PV2 Current High of Hardware Error 16 HWInv Curr High Err Inverter Current H...

Page 58: ...r Error 45 DCI Consis Err Data Consistency of DCI Error 46 DVI Consis Err Data Consistency of DVI Error 47 CHG1 Curr Err Charging bridge 1 current error Error 48 CHG2 Curr Err Charging bridge 2 curren...

Page 59: ...your distributor or phone SAJ GFCI Device Error If this error occurs frequently please contact your distributor or phone SAJ DCI Device Error If this error occurs frequently please contact your distri...

Page 60: ...entioned are in normal please contact your distributor or phone SAJ Current High Check the connection status between the inverter and the grid and test whether the volt of the grid is stable or not if...

Page 61: ...Disposal This device should not be disposed as residential waste An Inverter that has reached the end of its life and is not required is to be returned to your dealer or you must find an approved coll...

Page 62: ...Sunfree Series 61 Chapter 9 Guarantee Service Please refer to the warranty card...

Page 63: ...y Guangdong P R China Postcode 510663 Web http www saj electric com Technical Support Service Tel 86 20 6660 0082 Fax 86 20 6660 8589 E mail service saj electric com International Sales Tel 86 20 6660...

Page 64: ...8 months from the date of settlement or 30 months from the date of shipment from SAJ by providing the serial number of the unit and purchased receipt whichever is shorter You can purchase the warranty...

Page 65: ...termine the defect 5 Detailed information about the entire system modules circuits etc 6 Documentation of previous claims exchanges if applicable After receiving above information SAJ will decide how...

Page 66: ...parts including any shipping admin fee that may apply Labor Labor time fee charged for the technician who is repairing maintaining installing hardware or software and debugging the faulty product Logi...

Page 67: ...should be made directly to shipping company insurance Company as soon as the container packaging is unloaded and such damage is identified Failure to follow any all of the user manual the installatio...

Page 68: ...im please complete the below forms and send this page to SAJ attached with the Customer s invoice For Customer to fill in Name City Country Zip Tel Fax E mail Information on Device Device type Serial...

Page 69: ...Sunfree Series 68 For Installer to fill in Modules Used Modules Per String No of String Installation Company Contractor License Number Company City Country Zip Tel Fax E mail Signature Date...

Page 70: ...J Innovation Park No 9 Lizhishan Road Science City Guangzhou High tech Zone Guangdong P R China Zip 510663 Tel 86 20 6660 0082 Fax 020 6660 8589 Web http www saj electric com Guangzhou Sanjing Electri...

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