Sofarsolar HYD KTL-3PH Series User Manual

Sofarsolar HYD KTL-3PH Series User Manual

Energy storage integrated inverter

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User manual
Energy storage integrated inverter
Product Model: HYD 5K~20KTL-3PH
S h e n z h e n S O FA R S O L A R C o . , L t d .

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Summary of Contents for Sofarsolar HYD KTL-3PH Series

  • Page 1 User manual Energy storage integrated inverter Product Model: HYD 5K~20KTL-3PH S h e n z h e n S O FA R S O L A R C o . , L t d .
  • Page 2: Table Of Contents

    6.1. Double Check................- 36 - 6.2. First Time Setup (IMPORTANT!)........- 36 - 6.3. Menu..................- 38 - 7. Troubleshooting................- 52 - 8. Technical Data.................. - 62 - 9. Quality Assurance................- 69 - Copyright © Shenzhen SOFARSOLAR Co., Ltd.
  • Page 3 Copyright Declaration The copyright of this manual belongs to Shenzhen SOFARSOLAR Co.,Ltd.Any corporation or individual should not plagiarize, partially copy or fully copy it (including software, ect .),and no reproduction or distribution of it in any form or by any means.All right reserved.
  • Page 4: Preface

    User manual HYD 5-20KTL-3PH Preface If you have any question or problem when you read the following information, please contact Shenzhen SOFARSOLAR Note Co., Ltd. Outline Please read the product manual carefully before installation,operation or maintenance.This manual contains important safety instructions and installation instructions that must be followed during installation and maintenance of the equipment.
  • Page 5 User manual HYD 5-20KTL-3PH Danger indicates a hazardous situation which, if not avoided, will result in death or serious injury. Danger Warning indicates a hazardous situation which, if not avoided, could result in death or serious injury. Warning Caution indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
  • Page 6: Basic Safety Information

    / or has demonstrated skills and knowledge in construction and in operation of this unit, can install this inverter. Shenzhen SOFARSOLAR Co., Ltd. does not take any responsibility for the property destruction and personal injury because of any incorrect use.
  • Page 7 You can ask solar equipment installation contractor or Shenzhen SOFARSOLAR Co.Ltd. for help if necessary. Transport of the equipment, especially by road, must be carried out with by suitable ways and means for protecting the components (in particular, the electronic components) from violent shocks, humidity, vibration, etc.
  • Page 8 Can’t open the internal components of inverter without authorized. Shenzhen SOFARSOLAR Co., Ltd. does not take any Attention responsibility for the losses from that. EMC / noise level of inverter...
  • Page 9: Symbols And Signs

    Caution, risk of electric shock. Caution hot surface. Comply with the Conformite Europeenne (CE) certification. Grounding point. HYD 5-20KTL-3PH Please read this manual before install - 4 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 10 This side up, HYD 5-20KTL-3PH inverter must always be transported, handled and stored in such a way that the arrows always point upwards. RCM (Regulatory Compliance Mark) The product complies with the requirements of the applicable Australian standards. - 5 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 11: Product Characteristics

    In the period of continuous power supply and emergency power supply demand in mountainous areas or base stations without power grid. Fig. 2-1 HYD 5-20KTL-3PH inverter system diagram - 6 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 12: Size Description

    Wide battery voltage range(180-800V). Off-grid output can be connected to unbalanced load. AC Multi-parallel function, more flexible system solution. Smart monitoring, RS485/WiFi/Bluetooth/GPRS(Optional). 2.4. Electrical block diagram Fig. 2-3 Electrical block diagram - 7 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 13 User manual HYD 5-20KTL-3PH - 8 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 14: Installation

    HYD 5-20KTL-3PH possible. You are advised to remove the packing materials within 24 hours before installing the inverter. HYD 5-20KTL-3PH Checking Deliverables - 9 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 15 BAT- input power 2pcs cables Metal terminals secured to BAT+ input power 2pcs cables M6 Hexagon screws 2pcs M8*80 Expansion bolts used to secure the wall-mount 4pcs bracket to the wall - 10 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 16 DRMs connector 1pcs CT 6pin connector 1pcs Three phase electronic energy 1pcs meter Split Core Current 3pcs Transformer COM 16pin connector 1pcs Manual 1pcs The warranty card 1pcs Registration Form 1pcs - 11 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 17: Product Overview

    Table 3-3 Tools required for installation and electrical connections. Tool Model Function Hammer drill Recommend drill Used to drill holes on the wall. dia. 6mm Screwdriver Wiring Remove and install AC terminal Cross screwdriver screws - 12 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 18: Installation Environment

    HYD 5-20KTL-3PH inverter shall be installed in a well-ventilated place. e. No flammable or explosive materials close to HYD 5-20KTL-3PH inverter. f. The AC overvoltage category of HYD 5-20KTL-3PH inverter is category III. g. Maximum altitude: 4000m. - 13 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 19: Determining The Installation Position

    Determine an appropriate position for installing the HYD 5-20KTL-3PH inverter. Comply with the following requirements when determining the installation position. Fig. 3-3 Installation Position of HYD 5-20KTL-3PH inverter ① ② ③ ⑤ ⑥ ④ ⑦ - 14 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 20: Moving The Hyd 5-20Ktl-3Ph

    Step 5 You can secure the inverter to the rear panel and protect if from stealing by installing an anti-theft lock (this action is optional). - 15 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 21 User manual HYD 5-20KTL-3PH Fig. 3-5 Installing HYD 5-20KTL-3PH ① ② ③ ④ ⑤ - 16 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 22: Electrical Connections

    Table 4-1 Relevant current parameters of each model IscPV(absolute Maximum output over current Model maximum) protection HYD 5KTL-3PH 8A*3 15A/15A HYD 6KTL-3PH 10A*3 HYD 8KTL-3PH 13A*3 HYD 10KTL-3PH 16A*3 HYD 15KTL-3PH 30A/30A 24A*3 HYD 20KTL-3PH 32A*3 - 17 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 23: Wire Instructions

    +:Connect the positive Industry electrode of photovoltaic cell Conductor common cross-sectional outdoor -:Connect the negative photovoltaic area:4mm ~6mm electrode of photovoltaic cell cable Conductor Outdoor cross-sectional multi-core Load area:6mm ~ copper cable 10mm - 18 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 24: Connecting Pgnd Cables

    Note 2: The cavity formed after crimping the conductor crimp strip shall wrap the core wires completely. The core wires shall contact the terminal closely. Fig.4-1 Connecting PGND cable Note: L2 is 2 to 3mm longer than L1 ② ① - 19 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 25: Battery Connection & Pv Connection

    Step 6 Insert the positive and negative connectors into corresponding Battery&PV terminals of the inverter until you hear a "click" sound, as shown in Fig.4-2 ⑥ To remove the positive and negative connectors from the inverter, insert a - 20 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 26: Load Connection

    Step 1 Select the appropriate cable type and specifications according to the table4-3.Refer to Fig.4-3 for processing wire. ① Step 2 Pass the wire through the terminal, as shown in Fig.4-3 ②. - 21 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 27: Grid Connection

    Step 3 Connect the wire to the terminal according to the identification on the terminal, as shown in Fig.4-4 ③④ Step 4 Connect the terminal to the machine port and rotate the clamp clockwise. Fig.4-4 Grid connection - 22 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 28: External Communication Interface

    The USB power supply is USB data + 5V/1A; Cannot be used for USB data - external device charging VBUS USB power + 4.6.2 DRMs interface- Logic interface Fig.4-6 Logic interface - 23 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 29 The inverter can be connected to a RRCR (Radio Ripple Control Receiver) in order to dynamically limit the output power of all the inverters in the installation. Fig.4-7 Inverter – RRCR Connection - 24 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 30 Fig.4-8 Inverter – RRCR Connection Table 4-8 Function description of the terminal Pin NO. Pin name Description Connected to (RRCR) - 25 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 31 ④ ⑤ Please refer to the following figure for RS485 connection When you need to use RS485 as a cascade of monitoring between inverters. Fig.4-10 RS485 connection(cascade of monitoring between inverters) - 26 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 32 And the current needs to be connected through the current transformer,1,3 correspond to the A-phase current transformer, 4,6 correspond to the B-phase, 7,9 correspond to the C-phase. NOTE:The direction of the current transformer is shown in fig.4-11 ④. Fig.4-11 Meter - 27 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 33 User manual HYD 5-20KTL-3PH ① ② ③ ④ 4.6.4 Link Port 0&1-Cascade communication interface Fig.4-12 Link Port ① ② ③ - 28 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 34 SYN_GND0 Synchronizing signal GND0 CANH CAN high data The high level of the synchronous signal is 12V IN_SYN1 Synchronizing signal1 SYN_GND1 Synchronizing signal GND1 SYN_GND2 Synchronizing signal GND2 IN_SYN2 Synchronizing signal2 - 29 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 35 The current sensor outputs a Ict_T+ positive electrode Fig.4-14 CT interface ① ② ③ ④ ⑤ There are two ways to get grid current information : Plan A:CT Plan B:Meter +CT(default) - 30 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 36 One is the random CT direction, and then the use of CT calibration function for calibration. CT calibration procedures refer to this manual 6.3.2>>8.CT calibration. - 31 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 37 User manual HYD 5-20KTL-3PH Fig. 4-16 Electrical connections (Plan B:Meter +CT ) - 32 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 38: Communication Method

    They need to register an account and bind the device with the WiFi/GPRS SN number. The SN number of the WiFi/GPRS shall be affixed to the package box and the WiFi/GPRS. - 33 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 39 , please refer this manual<6.3.1System setting→8.Communication Addr>) Fig 4-19 2. WI-FI/GPRS Refer to the figure shown below, the monitoring mode is the same as that of a single unit. Fig 4-20 - 34 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 40: Buttons And Indicator Lights

    Press “OK” to select the current menu option or switch to the next digit.  5.2. Indicator lights and status On Grid Off-Grid Alarm Status Green light Green light Red light On-grid Standby (On-Grid) Flashing Off-Grid Standby (Off-Grid) Flashing Alarm - 35 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 41: Operation

    Turn ON AC circuit breaker between the inverter LOAD port & critical load. Inverter should start to operate now. You need to set the following parameters before inverter starts to operate. - 36 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 42 Denmark TR322 Mexico LV Greece Continent Wide-Range-60Hz Greece island Ireland EN50438 Netherland Thailand PEA Belgium Thailand MEA UK G59/G99 LV-Range-50Hz UK G83/G98 South Africa China Dubai DEWG China Taiwan Dubai DEWG MV - 37 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 43: Menu

    Please consult qualified electrical engineer or personnel from electrical safety authorities about this. Shenzhen SOFARSOLAR Co., Ltd. is not responsible for any consequences arising out of incorrect country code selection. *5.Set battery parameters (Take the default input channel configuration as an example).Start with battery 1 and work your way up to battery n.
  • Page 44 Batt2 Power....**.*KW Batt2 Temp......*℃ Batt2 SOC......**% Batt2 SOH......**% Batt2 Cycles......*T In the main interface, press “UP” button to enter PV parameters page. Main interface Up↑ PV Informatioon PV1 Voltage....****.*V PV1 Current....**.**A - 39 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 45 3. Safety Param User can modify the Safety Param of the machine through the usb flash disk, and the user needs to copy the parameter information that needs to be modified into - 40 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 46 User manual HYD 5-20KTL-3PH the usb flash disk card in advance. Note:To enable this feature, please contact the Sofarsolar technical support . 4. Energy Storage Mode 4.Energy Storage Mode 1.Self-use Mode 2.Time-of-use Mode 3.Timing Mode 4.Passive Mode Self-use Mode In Self-use mode, inverter will automatically charge & discharge the battery.
  • Page 47 Set Timing Mode Changing the value of a rule can set multiple timing rules. 3.Timing Mode Timing Mode Rules. 0:Enabled/Disabled Charge Start 22 h 00 m Charge End 05 h 00 m - 42 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 48 Wait Test 81>S1 OK! ↓ Wait Testing 81>S2… ↓ Wait Test 81>S2 OK! ↓ Wait Testing 81<S1... ↓ Wait Test 81<S1 OK! ↓ Wait Testing 81<S2... ↓ Wait Test 81<S2 OK! - 43 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 49 Press “Down” 81<.S2 50.1Hz 107ms Autotest STD 2.Autotest STD Press OK to start The test procedure is same as Autotest Fast, but it’s much more time consuming. 6. Input Channel Config - 44 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 50 If PV generation < LOAD consumption If PV generation is normal,but LOAD (ΔP > 100W), inverter will discharge consumption=0, the surplus power will be battery. stored in the battery. - 45 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 51 In case of blackout: Inverter will work in EPS mode (if EPS mode is enabled) & keep discharging the battery till battery SOC is less than 20%. 7.Depth of Discharge Discharge Depth EPS Discharge Depth - 46 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 52 Clean up the historical events recorded in the inverter. 2..Clear Events Clear Events? Parallel setting Please refer to <4.6.4 Link Port 0&1-Cascade communication interface> for the connection method of the parallel system. 6.Parallel setting 1.Parallel Control 2.Parallel Primary-Replica - 47 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 53 Check if the battery is charging or discharging when calibration fails。 6.3.3 Energy Statistic 3.Energy Statistic Today PV ......***KWH Load ......***KWH Export ......***KWH Import.......***KWH Charge.......***KWH Discharge....***KWH Down↓ Month PV ......***KWH Load ......***KWH Export ......***KWH Import.......***KWH Charge.......***KWH Discharge....***KWH Down↓ Year PV ......***KWH - 48 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 54 Input Channel3 Input Channel4 Down↓ Inverter Info (4) Energy Storage Mode RS485 Address EPS Mode IV Curve Scan Down↓ Inverter Info (5) Logic Interface Control PF Time Setting QV Time Setting - 49 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 55 Event List interface through main interface to check details of real-time event records, Event will be listed by the happening time, and recent events will be listed in the front. 5.Event 1.Current Event List ID042 IsoFault List 2.History Event List - 50 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 56 LCD screen extinguish, then restore the WiFi connection and then turn on the DC breaker and AC breaker again,the inverter will enters the running state. User can check the current software version in Systemlnfo>>SoftVersion. - 51 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 57: Troubleshooting

    For the machine installed with WiFi/GPRS, the alarm information can be seen on the corresponding monitoring website, and can also be received by the APP on the mobile phone. EventList information  Table 7-1 Eventlist - 52 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 58 Check whether the problem is Transient overvoltage ID009 GridOVPInstant1 solved. of grid voltage 1 If no, please contact technical support. Transient overvoltage ID010 GridOVPInstant2 of grid voltage 2 Power grid line voltage ID011 VGridLineFault error - 53 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 59 Grid voltage ID030 Vgrid consistency error SpiCommFault(D communication ID033 error (DC) SpiCommFault(A communication ID034 error (AC) ID035 SChip_Fault Chip error (DC) ID036 MChip_Fault Chip error (AC) ID037 HwAuxPowerFau Auxiliary power error - 54 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 60 Radiator 5 temperature ID054 Sin5 protection TempFault_Heat Radiator 6 temperature ID055 Sin6 protection Ambient temperature 1 ID057 TempFault_Env1 protection Ambient temperature 2 ID058 TempFault_Env2 protection Module 1 temperature ID059 TempFault_Inv1 protection - 55 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 61 Check whether the problem is Inverter voltage solved. ID072 SwBusRmsOVP software If no, please contact technical support. overvoltage Inverter voltage SwBusInstantOV ID073 instantaneous value software overvoltage ID081 SwBatOCP Battery overcurrent - 56 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 62 ID111 Overload2 Overload protection 2 ID112 Overload3 Overload protection 3 OverTempDerati Internal temperature is Make sure the inverter is installed where ID113 too high. there is no direct sunlight. - 57 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 63 Permanent unrecoverHwBus ID131 hardware overvoltage failure unrecoverIpvUnb uneven flow ID132 alance permanent failure Permanent battery unrecoverEPSBat ID133 overcurrent failure in EPS mode unrecoverAcOCP Output transient ID134 Instant overcurrent permanent - 58 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 64 If no, please contact technical support. FLASH error SciCommLose(D communication ID153 error (DC) SciCommLose(A communication ID154 error (AC) SciCommLose(F communication ID155 use) error (Fuse) ID156 SoftVerError Inconsistent software Contact for technical support and software - 59 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 65 Please check whether the fan 5 of inverter is ID173 FanFault5 running normally. Fan 6 fault Please check whether the fan 6 of inverter is ID174 FanFault6 running normally. ID177 BMS OVP over-voltage Internal failure of lithium battery, close - 60 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 66 Please clean the heat sink with an air blower, a dry & soft cloth or a soft bristle brush. Do NOT clean the heat sink with water, corrosive chemicals, detergent, etc. - 61 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 67: Technical Data

    6000 8000 10000 15000 20000 g power(W) Max. charging/dischargin 50A(25A/25A) g current Peak charging/dischargin 40A, 60s 70A(35A/35A), 60s g current, Duration Charging strategy Follow BMS Battery capacity 25Ah~100Ah Communication CAN(RS485) interfaces - 62 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 68 No. of MPP trackers No. of strings per MPP tracker Full power MPPT 250-850 320-850 360-850 220-850 350-850 450-850 voltage range(V) Max. Input current 12.5A/12.5A 25A/25A Max short-circuit 15A/15A 30A/30A current - 63 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 69 Nominal grid 3/N/PE, 220/380Vac, 230/400Vac voltage Grid voltage range 184Vac~276Vac Nominal grid 50Hz/60Hz freqency Grid freqency range 45Hz~55Hz/55Hz~65Hz Output power 1(0.8 leading to 0.8 lagging ) factor Output THDi <3% (@Nominal output) - 64 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 70 Max. output current Peak output current, 15A,60s 18A,60s 24A,60s 30A,60s 32A,60s 32A,60s Duration Nominal output 3/N/PE, 220/380Vac, 230/400Vac voltage Nominal output 50/60Hz freqency Output THDv <3% (@Liner load) Switch time <20ms - 65 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 71 97.8% 97.8% efficiency DC switch PV reverse polarity protection Output over current protection Output over voltage protection Anti-islanding protection Residual current detection Insulation resistor detection Surge protection level Battery reverse protection - 66 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 72 Dimension 571.4mm*515mm*264.1mm Weight 33kg 37kg Inverter topology Transformerless Standby self <15W consumption Operating -30℃~60℃ temperature range Relative humidity 0~100% Noise <45dB Operating altitude <4000m Cooling Natural Forced airflow Protection degree IP65 - 67 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 73 Standard 5 years AS/NZS 4777, VDE V 0124-100, V0126-1-1, VDE-AR-N 4105, Grid CEI 0-21/CEI 0-16, EN50438/EN50549, G83/G59/G98/G99, UTE C15-712-1, UNE206 007-1 Safety IEC62109-1, IEC62109-2, NB-T32004/IEC62040-1 EN61000-1, EN61000-2, EN61000-3, EN61000-4, EN61000-4-16, EN61000-4-18, EN61000-4-29 - 68 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 74: Quality Assurance

    Invalid warranty clause Equipment failure caused by the following reasons is not covered by the warranty: The "warranty card" has not been sent to the distributor or our company; - 69 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 75 You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure. - 70 - Copyright © Shenzhen SOFARSOLAR Co., Ltd。...
  • Page 76 Product Name: Energy storage integrated inverter ADD: 401, Building 4, AnTongDa Industrial Park, District 68,XingDong Community, XinAn Street, BaoAn District, Shenzhen, GuangDong.P.R. China Email: service@sofarsolar.com Tel: 0510-6690 2300 Web: www.sofarsolar.com...

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