SG-4000 User's Manual V1 2 101210
Contents
1. SG 4000 240V PV 300V DCV 370V Power on screen 3 show the model name and input status Count down Screen Auto start Count down 300 sec and start operating after 300 sec http www sysgration com 13 Rl creenin Tel 886 2 8221 7111 Fax 886 2 8221 7112 Information Screen Pin 2000W Pout 1950 W Show input power and output power Total 2 30 kWH Show total generated power and today s generated Today 1980 WH Mni dad YS Auto start Count down 300 sec and start operating after 300 sec 2000 01 01 00 00 Show the date and the temperature HTEMP 50 0C 2000 01 01 00 00 Power on screen 1 show the date and model name SG 4000 VER 1 00 PV2300V PI 3 0 A Vo 240V 10 3 3 A Knock the front panel can change the information display j http www sysgration com Jj SYSGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 Show the input voltage and current output voltage and current 14 5 System structure E System structure block diagram DC DC Converter H Bridge Inverter Utility Line DSP Inverter Control 1 9 eir FCD control System structure can be divided into the following sections 1 Converter A DC DC converter is a circuit that accepts a solar panel input voltage and produces a DC output voltage to inverter 2 H bridge Inverter By using SPWM circuit control2. r Gi T l Ground Lee eee ee eee eee eee eee eee eee Jj http www sysgration com 12 7 sysGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 4 Operation Start operation Verify all breakers are at OFF position Use an electricians multi meter to test and make sure that the input voltage at DC disconnect is within the correct range 150 550VDC Check both the voltage and frequency of main power grid is within the normal range Connect the PV Inverter to the utility by switching on AC Main breaker and AC disconnect breaker Connect the PV Inverter to PV strings by switching on DC disconnect breaker After switching on the system the PV Inverter will start boot up sequence It will take a five minutes to complete the self test cycle as well as confirmation of power grid voltage and frequency After confirming the AC voltage is within the correct working range sunbeams can start generating electrical power for user s household electrical appliance and excess power will be fed to utility grid automatically PV Inverter start completed after a period of time will be automatically converted to sleep mode LCD display turn off Knock one time at the front panel can wake up unit Power On Screen 2000 01 01 00 00 SG 4000 VER 1 00 Power on screen 1 show the date and model name SG 4000 240V Vs 240V F 60 0Hz Power on screen 2 show the model name and grid status
3. Level lt 40dB 1m http www sysgration com 16 sysGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 7 Trouble shooting Problem Possible causes How to correct Frequency error Line frequency out of range PLL Fault No Line frequency signal Check the wiring where abnormal Check the Mains frequency is within the range of the specification AC Over Voltage Line voltage too high AC Under Voltage Line voltage too low Check the wiring where abnormal Check the Mains voltage is within the range of the specification AC Over Current Output current too high AC Over Load Output power over 4400W Check the output load is within the spec and not short circuit PV Over Voltage PV input voltage over 550V PV Under Voltage PV input voltage under 150V Check the wiring where abnormal Check the PV input voltage is within the range of the specification PV Over Current PV input current too high PV Over Load PV input power over 4800W Check the output load is within the spec and not short circuit DV Over Voltage DC BUS voltage too high Shutdown this unit and restart Over Heat The device temperature too high lncrease the heat space around in the case The machine installed in a cool place DC DC over curr Converter short current happened Shutdown this unit and restart DC AC over curr
4. Grid Tie Solar Inverter Operator s Manual SG 4000 ft w sysgration com eveemanon Tel 886 2 8221 7111 Fax 886 2 8221 7112 IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS To reduce the risk of electrical shock and to ensure safe installation and operation of Grid Tie Solar Inverter please carefully read and strictly follow all safety instructions and cautionary markings CAUTION Risk of Electric Shock Plates are live Disconnect before servicing CAUTION Risk of Electric Shock Do NOT Remove Cover No User Serviceable Parts Inside Refer Servicing To Qualified Service Personnel WARNING For Continued Protection Against Risk Of Fire Replace Only With Same Type And Ratings Of Fuse CAUTION To reduce the risk of electric shock and fire Do not connect a circuit operating at more than 150 volts to ground CAUTION To reduce the risk of electrical shock disconnect both AC and DC power from the SG series Inverter before attempting any maintenance or cleaning or working on any circuits connected to the inverter Turning off controls will not reduce this risk Internal capacitors remain charged for 5 minutes after disconnecting all sources of power WARNING All electrical installation shall be done in accordance with local and national codes ANSI NFPA 70 WARNING Connecting this unit to the electrical grid shall only be performed by qualified personnel and only after formal approval from th
5. Inverter short current happened Shutdown this unit and restart Line offset err Line offset detected failure Shutdown this unit and restart LOW PV voltage PV input voltage too low Low sun illumination Start error Start operation failure Shutdown this unit and restart Ground Fault Ground fault detected Shutdown this unit and restart Check the Ground wiring where abnormal SYSGRATION http www sysgration com 17 Tel 886 2 8221 7111 Fax 886 2 8221 7112 Ir SYSGRATION http www sysgration com Tel 886 2 8221 7111 Fax 886 2 8221 7112 18
6. circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help ej http www sysgration com 3 J SYSGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 Table of contents 1 Introduction 2 Installation 3 Wiring process 4 Operating procedure 5 System Structure 6 Electrical Specifications 7 Trouble shooting ej http www sysgration com Jj SYSGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 1 Introduction The system is a two stage parallel circuit photovoltaic inverter As opposed to traditional photovoltaic inverters no expensive and bulky batteries are required Hence eliminating large expenses on battery maintenance It can convert photovoltaic DC energy via solar panel modules and inverts collected energy into alternate current which is then fed directly into the power grid Such design can benefit from both direct power generating and energy conservation The control panel adopts Digital Signal Processor DSP with the most advanced digital control technology to increase power conversion efficiency and supplementary functions Output stage circuit is of single stage with high frequency switchable IGBT The circuit design has the advantage of being both simple and high efficiency PV inverter system can be monitored remotely via software It provides users with convenient power monitoring and recording functions without the need of add
7. correct position as below never mount tilted to front ej http www sysgration com 6 sysGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 Mounting of SG 4000 Place the metal fixing plate on the designated surface of the wall and mark the holes of the screw Drill the holes and hammer in the wall anchors Place the metal fixing plate again and fasten the eight screws into their respective holes 109 05 60 00 60 00 60 00 L 180 00 3 Metal fixing plate Mount the unit on the fixing plate Be sure that the four hooks get into their respective fixtures and settle down ej http www sysgration com 7 J SYSGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 Placement of SG 4000 Step The screws will bracket fixed to the wall http www sysgration com sysGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 Step2 The PV Inverter are installed on the bracket ej http www sysgration com sysGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 E Step3 The PV Inverter bottom side used screws fixed on the wall ej http www sysgration com J sySGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 3 Wiring process PV Inverter DC disconnect dis connect T
8. e utility company WARNING This device contains no user serviceable parts inside Please return the unit to authorized Service Center for maintenance CAUTION This unit should be mounted on firm background and under a shading roof to avoid exposure to direct sunlight and rain CAUTION Rear heat sink of this unit may exceed 80 C 175 F Don t touch to avoid risk of burning ej http www sysgration com 2 J SYSGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 FCC Information to the User This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment into an outlet on a
9. he photovoltaic inverter wiring is as shown above WARNING National Electrical Code NEC requires that the inverter be connected to a dedicated circuit and no other outlets or device may be connected to this circuit See NEC Section 690 64 b WARNING Follow local electrical codes and the National Electrical Code NEC ANSI NFPA 70 Use copper conductors only with minimum 12AWG 105 600V wire for power grid and minimum 10AWG 105 600V wire for solar panel connections with the PV Inverter Power cable selection E AC wire Black copper wires of 12 AWG or above should be used for alternate current output E Ground wire For enclosure grounding green or yellowish green copper wires of 12AWG or above should be used E DC wire For input to the unit from solar panels the cross section area is dependent on the length of the wire Identifiable colored copper wires of 10 AWG or above for both positive and negative power supplies should be used http www sysgration com 11 sysGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 E Wiring diagram please see below Utlllty Grld j ek ku u ks mn ln G Ne tral PV Array Utility Meter Neutral Main Utility Service Panel 0 0180 0 MIDI DI 0 0 Neuteral n Primary Earth LL ee I N i euteral TTET l l I
10. itional monitoring systems NL Private House System Photovoltaic Module Wak i maters recaiver send Distribution Line Monitor interface Soleil PV inverter ej http www sysgration com 5 sysGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 2 Installation Installation A Warning All electrical installation shall be done in accordance with local and national codes ANSI NFPA 70 Warning Connecting the SG 4000 to the electrical grid shall only A be performed by qualified personnel and only after formal approval from the utility company SG 4000 can be installed indoor where sufficient air circulation is available with ambient temperature less then 50 C Outdoor installation should be under controlled environment where no direct sunlight would reach as excessive heating would damage internal components and should minimize exposure to rain despite her high protection class The unit should be installed in a location normally inaccessible to persons Avoid mounting on wall of resonant materials like wooden or plastic panels as SG 4000 may slightly vibrate when working under load Please install this unit at eye height over 1 meter so that all information and status from LCD display can be read easily Also please provide sufficient space on both sides of the unit so that Cautions and Ratings would be easily visible Mount only on firm background and with
11. technology the inverter can invert electricity from DC into AC and feeds current into AC grid directly 3 Inverter control interface The inverter control interface provides control signals including A D control I O control PWM drive and protection signals With the support of control interface users can control and monitor and maintain the entire system 4 DSP control DSP control can rapidly the computing and handle input and output of control signals 5 MPPT control interface MPPT control interface could let solar panels in different illumination are able to issue the largest power output http www sysgration com 15 sysGRATION Tel 886 2 8221 7111 Fax 886 2 8221 7112 6 Electrical specifications Output Power 4000W Capacity Maximum Power 4000W Norminal DC Voltage 300Vdc Maximum PV open Voltage 550Vdc MPPT Range 180 500Vdc Input MPPT Range Full Load 240 440Vdc Working Range 150 550Vdc System Start up Voltage 150Vdc Maximum Input Current 20A 208Vac 183 229Vac 240Vac 212 264Vac 50Hz 49 3 50 5 Hz 60Hz 59 3 60 5 Hz Operational Voltage Operational Frequency Power Factor gt 0 99 full load Current Distortion lt 5 Maximum Efficiency gt 95 Anti Islanding Yes PV Inverter meets the following requirements EMC FCC Part15 Class B Safety IEEE929 IEEE1547 1 UL1741 Protection Degree NEMA 3R Acoustic Noise
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