Installation and Operations Manual SGT
Contents
1. 2 Assertion of Claims he assertion of claims for the services stipulated under section 1 presupposesthat the customer has i informed the authorized reseller distributor of ourproducts in writing of the alleged claim or that ii this ritten notification hasbeen sent directly to the address stated in section 5 in the event that the notifiablereseller distributor no longer exists e g due to discontinuance of businessor bankruptcy Any such assertion o claims must be accompanied bythe original sales receipt as the proof o purchase and time of purchase of the Sentinel Power Systems product s he assertion of the claim must occur within 14 daysfrom the date that he claim is identified The return of products may onlyoccur after the ritten consent of Sentinel Power Systems has been given Sentinel Power Systems Don t get left in the dark WWW SENTINMELPOWERSYSTEMS COM 3 Appropriate employment The service stipulated in Sections 1 a and 1 6 can also only be rendered if ourproducts are employed and or operated correctly Therefore our services mustbe withheld if the descent of the power outputfalls below the minimum outputlevels mentioned in clause 1 and the output descent is not caused exclusivelyby our products themselves This is the case by e g a Customers or installer s defaults regarding the allowance of the productinstructions for installation oper ation and maintenance b Substitution r epare or modification of products by pe2. free of charge provided that Enphase through inspection establishes the existence of a defect that is covered by the Limited Warranty Enphase will at its option use new and or reconditioned parts in repairing or replacing the Defective Product Enphase reserves the right to use parts or products of original or improved design in the repair or replacement of Defective Product If Enphase repairs or replaces a Defective Product the Limited Warranty continues on the repaired or replacement product for the remainder of the original Warranty Period or ninety 90 days from the date of Enphase s return shipment of the repaired or replacement product whichever is later The Limited Warranty covers both parts and labor necessary to repair the Defective Product but does not include labor costs related to un installing the Defective Product or re installing the repaired or replacement product The Limited Warranty also covers the costs of shipping repaired or replacement product from Enphase via a non expedited freight carrier selected by Enphase to locations within the United States including Alaska and Hawaii and Canada but not to other locations outside the United States or Canada The Limited Warranty does not cover and Enphase will not be responsible for shipping damage or damage caused by mishandling by the freight carrier and any such damage is the responsibility of the freight carrier To obtain repair or replacement service under this Li
3. Install Guide drawing WARNING DO NOT connect Enphase Micro Inverters to the utility grid or energize the AC circuit s until after completing Step 5 of these installation instructions Page 10 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark Step 1 Install the AC Branch Circuit Junction Box Mount the AC junction box so when the installation is complete it will be located under the edge of the first module in the string cable into the junction box using an appropriate gland or strain relief fitting Route the continuous Grounding Electrode Conductor GEC through the AC branch circuit junction box Check local code requirements for the gauge of the GEG WARNING Use electrical system components approved for wet locations only NOTE Please refer to the Enphase website for a list of approved PV module racking systems NOTE The Enphase M175 24 240 S Micro Inverter is designed to operate with most 72 cell PV module configurations sometimes referred to as 24V modules Step 2 Attach the Enphase Micro Inverters to the Racking Start with the inverter that is connected to the junction box that was just installed The Sentinel mounting system has been designed specifically for the Enphase inverter and has two Stainless steel inserts centered in the rail for quick and accurate mounting The inverter can be mounted on the top or bottom rail Mount one Micro Inve
4. LIMITED WARRANTY IS THE SOLE AND EXCLUSIVE WARRANTY GIVEN BY ENPHASE AND WHERE PERMITTED BY LAW IS MADE EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED STATUTORY OR OTHERWISE INCLUDING WITHOUT LIMITATION WARRANTIES OF TITLE QUALITY MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR NON INFRINGEMENT OR WARRANTIES AS TO THE ACCURACY SUFFICIENCY OR SUITABILITY OF ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN MANUALS OR OTHER DOCUMENTATION IN NO EVENT WILL ENPHASE BE LIABLE FOR ANY SPECIAL DIRECT INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES LOSSES COSTS OR EXPENSES HOWEVER ARISING WHETHER IN CONTRACT OR TORT INCLUDING WITHOUT LIMITATION ANY ECONOMIC LOSSES OF ANY KIND ANY LOSS OR DAM AGE TO PROPERTY OR ANY PERSONAL INJURY To the extent any implied warranties are required under applicable law to apply to the Enphase Micro Inverter such implied warranties shall be limited in duration to the War ranty Period to the extent permitted by applicable law Some states and provinces do not allow limitations or exclusions on implied warranties or on the duration of an implied warranty or on the limitation or exclusion of incidental or consequential damages so the above limitation s or exclusion s may not apply This Limited Warranty gives the customer specific legal rights and the customer may have other rights that may vary from state to state or province to province Page 22 Sentinel Power Systems SGT160 install Guide
5. a 2 pole 15 Amp breaker e25 Year Warranty on Solar Module eMade in Canada Introducing the custom designed mounting hardware The Sentinel photovoltaic PV solar panel mounting system is a custom top down roof mounting solution designed and manufactured with the home owner in mind This innovative design incorporates designed lightweight aluminum components and all stainless steel hardware to allow for maximum quality and installation efficiency The lightweight nature of the aluminum rail utilizes the basic laws of physics to create structural competence rather than just bulking up the rail in height adding unnecessary and costly aluminum and install time The Sentinel rail system uses stainless steel nuts inserted directly into the aluminum rails to simplify the assembly process and to maximize installation efficiency The rail system is also designed to connect together for easy expansion allowing a single panel installation to grow over time without having to change mounting systems Page6 Sentinel Power Systems SGT 160 install Guide Release 1 Page Sentinel Power Systems Don t get left in the dark Introducing Enphase Micro Inverter The Enphase Micro Inverter system is the world s most technologically advanced inverter system for use in utility interactive applications This manual details the safe installation and operation of the Enphase Micro Inverter The three key elements of an Enphase Micro Inverter System are 1
6. left in the dark 2 Installation Instructions The Inverter WARNING Before installing the Enphase Micro Inverter read all instructions and cautionary markings in the user manual and on the Enphase Micro Inverter and the photovoltaic array WARNING All electrical installations shall be done in accordance with all local electrical codes and the National Electrical Code NEC ANSI NFPA 70 WARNING Connecting the Enphase Micro Inverter to the electrical utility grid must be done only after receiving prior approval from the utility company WARNING Only qualified personnel must connect the Enphase Micro Inverter to the electrical utility grid WARNING Risk of electric shock Normally grounded conductors may be ungrounded and energized when a ground fault is indicated Installation of the Enphase Micro Inverter System involves the following key steps Installing the AC branch circuit junction box 2 Attaching the Enphase Micro Inverters to the racking 3 Connecting the Enphase Micro Inverter wiring harnesses 4 System Grounding 5 Enphase Installation map and Connecting the PV modules NOTE It is recommended that all Micro Inverters be installed and all system inter wiring connections completed prior to installing the PV modules Please refer to the Quick Install Guide at the end of this document for a diagram of the Enphase Micro Inverter System Each step of these installation instructions is numerically referenced in the Quick
7. where it is otherwise mandatory established under existing law 5 Your contact person If you wish to claim the service stipulated in Section 1 please consult Customer Service Sentinel Power Systems 180 Trowers Road 18 Fax 905 850 6603 serviceQsentinelpowersystems com 6 Applicable law All services and warranties stipulated according to this certificate shall be governed and construed in accordance with the substantial laws of Canada without regard to the conflict of Law principles Validity The table below contains all current types of module to which this guarantee applies Module types not contained in this list are not Sentinel Power Systems Sentinel Power Systems Don t get left in the dark 7 Appendix Limited Warranty on EnPahse Inverter Enphase Energy Inc Enphase has developed a highly reliable Micro Inverter that is designed to withstand normal operating conditions when used for its originally intended purpose in compliance with the Enphase User Manual supplied with the originally shipped system The Enphase limited warranty Limited Warranty covers defects in workmanship and materials of the Enphase Micro Inverter Defective Product for a period of ten 10 years from the date of original purchase of such Micro Inverter at point of sale to the original end user customer the Warranty Period During the Warranty Period Enphase will at its option repair or replace the Defective Product
8. 1 Sentinel Power Systems Don t get left in the dark Introducing the SGT 160 Residential Solar Kit The SGT 160 comes with everything you need to start generating your own energy the solar panel mounting system and grid tied power inverter The system is completely plug and play and specially designed for easy expansion All you need is a 240 VAC power cable to be connected to the first SGT 160 and everything after that simply plugs in The future health of our planet and families depend on your ability to do the right thing and to make the right choices The Sentinel SGT 160 Residential Solar Kit will help your family reduce its carbon footprint on the planet and also lower your monthly utility bill Grid tied solar systems are the easiest renewable energy system to install own and maintain They have no moving parts no regular service requirements and make no noise Grid tied solar systems connect to the home using standard house wiring They are designed to harness energy from the sun and convert that energy into useable electricity When enough power is being generated from your solar system no electricity will flow in from the utility company Anytime your system is generating more power than you are using the excess will flow back into the grid turning your meter backwards eEasy to setup and install eModular design e nstall one the rest just plug in eUp to 16 modules in one string e Mounts bolt together eWires into
9. Release 1 Quick Installation Guide Sentinel Power Systems Don t get left in the dark Ple LR Ma p DETAIL A Use this hole for mounting to rail with 1 4 x 3 4 stainless bolt X A Use this hole for mounting to rail with 1 4 x 3 4 stainless bolt DETAIL C Use M8 Allen bolts with ribbed washer for module clamps Page 23 Sentinel Power Systems SGT160 install Guide Release 1 Quick Installation Guide Sentinel Power Systems Don t get left in the dark DEIAIL A Foot orientation for future expansion If no expansion is planned use foot place ment in detail C DETAIL B j Foot orientation for module rail joint DETAIL C Foot orientation for fiirst module Does not allow for addition of module rail as the foot will be under the module once com pletely installed Page 24 Sentinel Power Systems SGT160 install Guide Release 1 Quick Installation Guide Sentinel Power Systems Don t get left in the dark V UNE DETAIL A Mount Enphase inverter to the upper most rail on the roof to allow water to flow away from it Use the 1 4 x 3 4 stainless steel bolts provided for bolting to the rail Page 25 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark Blank Installation Worksheet Page 26 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in th
10. STEP 1 Connect the mounting feet to the module support rail do this using the 1 4 x 3 4 stainless steel hardware provided Do the bolts up finger tight at this point as you may have to adjust the feet slightly when on the roof For single panel installations use all four feet provided and when installing multiple panels you can use one mounting foot to join two modules support rails together It is recommended to always have the mounting feet positioned so that they can be used to join panel rails together this will save time and holes in the roof when expanding the system olEP2 Fasten the mounting feet to the roof using the hardware provided or with a suitable lag screw or bolt Ensure the module mounting rails are between 28 and 34 inches apart this will ensure that the module frame is supported in it s strongest position NOTE The clamping system consists of end clamps to attach the module frame to the roof track support rail This design allows solar modules to be installed at a lower profile to the roof providing a more aesthetically pleasing installation Module clamps are specifically designed extruded and engineered for each specific module frame Our innovative clamping system provides inward tension on the module frame securing the laminate in the frame Nuts are conviently welded to the backof the frame for easy installation Page9 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get
11. Sentinel Power Systems Don t get left in the dark Installation and Operations Manual SGT 160 Residential Solar Kit WWW SENTINELPOWERSYSTEMS COM Sentinel Power Systems Don t get left in the dark About our Company Sentinel Power Systems was formed with a single goal in mind to make renewable energy easy to understand install and use Since its inception the company has striven for perfection in its product development and system design in order to offer the absolute best to its customers and installers For the last couple of decades the technology in the renewable energy industry has been perfecting itself and yet has managed to evade mainstream acceptance Sentinel Power Systems has bridged the gap between the state of the art technology and the requirement for ease of use and comprehension Sentinels complete line of integrated packages is the milestone that installers and end users have been waiting for Whether the interest is in Solar Wind or Emergency Power everything is included in our comprehensive packages The future health of our planet and our families depends on our ability to do the right thing and to make the right choices These choices will have lasting impacts for generations to come Sentinel Power Systems is committed to bringing the technology we need to the doorsteps of everyone willing to do their part The simplest changes in our daily lives make big differences installing renewable energy is
12. Simulated utility source Maximum time sec cycles at Condition 60 Hz BEIDE Voltage V Frequency Hz cessation of current to the simulated utility c 0 50 V SS et ee Page 18 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark 6 Technical Data SGT160 Solar Kit Length 64in 162 6cm Width 32in 81 3cm Depth Adin 11 4cm Weight AOlbs 18 8kgs Maximum Power 160 watts Output Nominal Voltage 32 VDC Approval cUL Warranty on Solar 25 Years Module Material Aluminum Hardware Self Sealing Anchors Type Flush Roof Mount Expandable Design Up to 16 Modules Warranty 10 Years Page 19 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark 7 Appendix Limited Warranty on PV Panel and Mounting Bracket arranty Statement By buying products from Sentinel Power Systems you have purchased a standard of quality which fulfils the highest requirements As a sign o our trust in this quality we are pleased to be able to offer you a extended arranty of service as stipulated by the provisions below 1a Product warranty Sentinel Power Systems warrants that solar modules hereinafter products produced by it are free from defects in material and orkmanship Should a defect be determined within a period of two ears from the date of purchase Sentinel Power Systems shall upon its own discretion repair o
13. V module to the positive DC connector female socket of the Micro Inverter Then connect the negative DC wire from the PV module to the negative DC connector male socket of the Micro Inverter Repeat for all modules Micro Inverters Page 13 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark 2 Installation Instructions The PV Panel WARNING Before installing the SGT 160 read all instructions and cautionary markings in the user manual WARNING All electrical installations shall be done in accordance with all local electrical codes and the National Electrical Codes WARNING Make sure the proper tools are used during the installation Before mounting the solar panels to the mounting frame make sure you attach the ground lug provided to the frame You can now connect the ground wire to the ground lug Once the module has been grounded you can now install the panel onto the mounting rail Use the Aluminum Clamps provided in the kit to secure the panel in place do not tighten the clamps until all 4 have been installed and you are sure of the module position DDD Repeat this proceedure for every additional module 3 Commissioning WARNING Connecting the Enphase Micro Inverter to the electrical utility grid must only be done after receiving prior approval from the utility company WARNING Only qualified personnel must connect the Enphase Micro Inve
14. WARNING Unused AC Micro Inverter wire harness connectors may be live when the system is energized by the utility system Make sure protective end caps have been installed on all unused AC connectors NOTE Be sure to size the AC wire gauge to account for voltage drop between the AC branch circuit junction box and the point of utility inter connection EE ntech com Step 4 System Grounding Each Enphase Micro Inverter has been provided with a ground clip that can accommodate a 6 10 AWG conductor Route a continuous Grounding Electrode Conductor through each of the Micro Inverters and AC branch circuit junction box to the NEC approved AC grounding electrode Note The AC output neutral is not bonded to ground inside the Micro Inverter p Step 5 Enphase Installation Map and Connecting the PV Modules The Enphase Installation Map is designed to be a diagrammatic representation of the physical location of each Enphase Micro Inverter in your PV installation This information will be used by Enphase to provide you with detailed information about the performance of your PV system and graphically visualize your PV system on the Enphase Enlighten website A simple rectangular matrix has been included in the Appendix of this manual for your use Feel free to provide your own matrix layout if a larger or more intricate installation map is required Each Enphase Micro Inverter has two removable labels located on the top cover P
15. a positive and lasting legacy to leave our Earth and our children Adam Webb President Sentinel Power Systems Zu Page2 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark Contact Information Sentinel Power Systems 180 Trowers Road Unit 18 Woodbridge Ontario Canada L4L 8A6 t 905 850 6601 f 905 850 6603 e info sentineloowersystems com www sentineloowersystems com Document Revision History Version Date Comments S NENNEN Page3 Sentinel Power Systems SGT160 install Guide Release 1 Page 4 Sentinel Power Systems Don t get left in the dark Table of Contents Document Revision FIStTOTY 9 Table of Contents NEN EO 4 IMPORTANT AFETA INSTRUCTIONS enea e E A EEA EEA 5 T introductione Ine So 160 50lar KIT Syste sirere eE E N N 6 PA E a aa E E E EE ETE EE 9 p Ts he Mounin y eee E A 7 ZS AN E EO 10 Step 3 Connecting the Enphase Micro Inverter Wiring Harnesses sssss 11 SS NS rice ts rece oversea tae E E etl cae deewed diss eub I dee Mau 12 Step 5 Enphase Installation Map and Connecting the PV Modules 12 ECO The PY PETI iecur ni E beet eitenraded ete Ee DPI rp EE DE 14 OPN ON N EMEN RR DT 14 BDO C1 ALN AUS WC ICING IET 155 By NS SIO INC METRI RR RT 15 General Micro Inverter Error Reporting cccccccccccccsscecceesseeeeeeesseeeceeseeeesesseseee
16. ation of high quality components and advanced technology The superior quality of the modules is based upon the scientific knowledge experience and the utilization of the high quality materials for the assembly obtained from the worlds leading suppliers Features 72 high efficiency monocrystalline silicon solar cells in series Cells are laminated between sheets of EVA based encapsulant material and high transmissivity low iron 4mm tempered glass Corrosion resistant anodized aluminum frame meets the requirements of certifying agencies The junction box has terminal connection block and provides splash proof IP rated housing It is equipped with by pass dides providing hot spot protection for the solar cells Module Warranty 25 year limited warranty of 8026 output 12 year limited warranty of 90 power output Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark 2 Installation Instructions The Mounting Sytem WARNING Before installing the SGT 160 read all instructions and cautionary markings in the user manual WARNING All electrical installations shall be done in accordance with all local electrical codes and the National Electrical Codes WARNING Make sure the proper tools are used during the installation The mounting system for the SGT 160 has been designed for ultimate ease of installation here are the basic steps to get you started
17. e dark SGT160 Installation Map a34 O Installer information To Sheet Customer information Te Sheet Panel Group T Yass Page 27 Sentinel Power Systems SGT160 install Guide Release 1 jenuejod 1ndino e101 HEA OZEL so npoul HEM GOL X 8 JONdGdiSads 883A sIXv 1vnd IWS AVE DNDIOVML Don t get left in the dark 12 eeJ6ep Oc Avstsl v CI3XIa c9c00 c80 0 Sentinel Power Systems S 0 c008c80 0 VS c009c80 0 9c00 c80 0 S8 c009c80 0 Ov c009c80 0 88c004c80 0 O w QO co N c Q e N o Q O Y Page 28 Sentinel Power Systems SGT160 install Guide LNOAVT GVO dVIN NOILVTIVISNI 3 Id AVS Release 1 Sentinel Power Systems Don t get left in the dark Notes Page 29 Sentinel Power Systems SGT160 install Guide Release 1
18. ed depth and damage from external ice formation Solar systems using Enphase Micro Inverters are extremely simple to design and install There are no string calculations needed Individual PV modules may be installed in any combination of module quantity type age and orientation There are no cumbersome centralized or string inverters to install Each Micro Inverter quickly mounts on the PV racking directly beneath each PV module Low voltage DC wires connect from the PV module directly to the co located Micro Inverter eliminating the risk of personnel exposure to lethal 600Vdc power The Energy Management Unit Emu communications gateway is installed by simply plugging it into any convenient 120Vac wall socket The full network of Enphase Micro Inverters will automatically begin reporting to the Enphase Enlighten web server The Enlighten analytics software lets you know not only the immediate and historical system performance trends but also informs you when the PV system is not performing as expected These are just a few of the advantages of the Enphase Micro Inverter System that will provide tremendous time material and cost savings while maximizing energy production from your PV system and providing better ROI on your solar investment Sentinel Power Systems SGT 160 install Guide Release 1 Page 8 Sentinel Power Systems Don t get left in the dark Introducing photovoltaic module PV The 160 watt PV module is a perfect combin
19. eel one of the labels from each Enphase Micro inverter and affix it to the respective location on the Enphase installation map Send the installation map to Enphase after completion Enphase prefers to receive a digital copy of the installation map via an upload Page 12 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark to the Enlighten web site during installation set up or via email If digital scanning of the map is not possible please provide the map via fax or mail See the contact information at the beginning of this manual for a fax number email address and mailing address It is recommended that you make a copy of the installation map if you will be sending in the original Enphase will create a graphical representation of your PV system on the Enlighten website The Enlighten web server will provide you with detailed information regarding the performance of your PV system please go to www enphaseenergy com for more information on the Enphase Enlighten communication visualization and analytics system Installation maps and examples can be downloaded from www enphaseenergy com An example may also be found in the Appendix section of this manual Finally mount the PV modules above their corresponding Micro Inverters Each Micro Inverter has been provided with two oppositely sexed Multi Contact DC plus and minus connectors First connect the positive DC wire from the P
20. ensieeeens 15 Troubleshooting Suggestions for inoperable Micro Inverters sesssssss 15 Disconnecting the Enphase Micro Inverter from the PV Module n se 15 oe Ana MIB Tz TNR EE m 16 M175 24 240 S Micro Inverter Operating Parameters sssssssssssssssse 17 Voltage and Frequency Limits for Utility Interaction sssssssse 18 TS FTO SOLAN v 19 TF Pe D NEN O E E 20 Limited Warranty on PV Panel and Bracket ssssssssssssssseeeeres 20 Limted Warranty on Enphase Ine lef ous se ordo redes tel estes tuisse sheets da cte ensis be teen 21 ereatceit ome P 22 ESS 0 30 1 021918 MaOs TT TET 27 OTE HR 29 Sentinel Power Systems SGT 160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important instructions that shall be followed during installation and maintenance of the SGT 160 Residential Solar Kit To reduce the risk of electrical shock and to ensure the safe installation and operation of the SGT 160 the following safety symbols have been placed throughout this document to indicate dangerous conditions and important safety instruction WARNING This indicates a fact or feature very important for the safety of the user and or which can cause a serious hardware failure if not a
21. mited Warranty the customer must comply with the following policy and procedure All Defective Product must be returned with a Return Merchandise Authorization Number RMA which customer must request from Enphase Before requesting the RMA however the customer should contact an Enphase technical support representative to evaluate and troubleshoot the problem while the Enphase Micro Inverter is in the field since many problems can be solved in the field If in field troubleshooting does not solve the problem Customer may request the RMA number which request must include the following information Proof of purchase of the Defective Product in the form of 1 the dated purchase receipt from the original purchase of the product at point of sale to the end user or 2 the dated dealer invoice or purchase receipt showing original equipment manufacturer OEM status or 3 the dated invoice or purchase receipt showing the product exchanged under warranty Model number of the Defective Product Serial number of the Defective Product Detailed description of the defect Shipping address for return of the repaired or replacement product All Defective Product authorized for return must be returned in the original shipping container or other packaging that is equally protective of the product The returned Defective Product must not have been disassembled or modified without the prior written authorization of Enphase Page 21 Sentinel Power Syste
22. ms SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark The Limited Warranty does not cover normal wear and tear of Enphase Micro Inverters or costs related to the removal installation or troubleshooting of the customer s electrical systems The Limited Warranty does not apply to and Enphase will not be responsible for any defect in or damage to any Enphase Micro Inverter 1 that has been misused neglected tampered with altered or otherwise damaged either internally or externally 2 that has been improperly installed operated handled or used including use under conditions for which the product was not designed use in an unsuitable environment or use in a manner contrary to the Enphase User Manual or applicable laws or regulations 3 that has been subjected to fire water generalized corrosion biological infestations acts of God or input voltage that creates operating conditions beyond the maximum or minimum limits listed in the Enphase Micro Inverter specifications including high input voltage from generators or lightning strikes 4 that has been subjected to incidental or consequential damage caused by defects of other components of the solar system or 5 if the original identification markings including trademark or serial number of such Micro Inverter have been defaced altered or removed The Limited Warranty does not extend beyond the original cost of the Enphase Micro Inverter THE
23. phase Micro Inverters are powered both by AC power from the utility grid and DC power from the PV modules Make sure you disconnect both the AC and the DC connections and reconnect either AC or DC power to hear the six start up beeps Troubleshooting Suggestions for inoperable Micro Inverters Check the connection to the utility grid Verify the utility voltage and frequency are within allowable ranges shown in the Technical Data section of this manual Verify utility power is present at the inverter in question by removing AC then DC power Never disconnect the DC wires while the Micro Inverter is producing power Re connect the AC power conductor and listen for 6 short beeps Check the AC branch circuit interconnection harness between all the Micro Inverters Verify each inverter is energized by the utility grid with the previous procedure Check the DC connections between the Micro Inverter and the PV module Verify the PV module DC voltage is within the allowable range shown in the Technical Data section of this manual Make sure that all the AC switches in the junction boxes are functioning properly and are closed If the problem persists please call customer support at Enphase Energy Disconnecting the Enphase Micro Inverter from the PV Module To insure the Micro Inverter is not disconnected from the PV modules under load adhere to the following procedure in the order shown Turn off the AC disconnect on the AC branch circ
24. pplied appropriately Use extreme caution when performing this task NOTE This indicates a feature that is important for optimal system operation Follow these instructions closely SAVE THESE INSTRUCTIONS All electrical installations shall be done in accordance with all local electrical codes and the National Electrical Codes Installations and replacement of SGT 160 shall only be performed by qualified personnel The Enphase Micro Inverter contains no user serviceable parts Please return the unit to Enphase for maintenance Tampering with or opening the Enphase Micro Inverter will void the warranty Before installing or using the Enphase Micro Inverter please read all instructions and cautionary markings in the technical description and on the Enphase Micro Inverter system and the PV array Connecting the Enphase Micro Inverter to the electrical utility grid must only be done after receiving prior approval from the utility company The body of the Enphase Micro Inverter is the heat sink and can reach a temperature of 80 C To reduce risk of burns do not touch Do NOT disconnect the PV module from the Enphase Micro Inverter without first removing AC power NOTE The Enphase Micro Inverter Warranty Terms and Conditions may be found in the Appendix section of this manual along with the limited warranty from Sentinel Power Systems on the PV Panel and mounting Bracket Page5 Sentinel Power Systems SGT160 install Guide Release
25. r replace the product or reimburse the customer o the amount of the purchase price 1b Service he solar power modules which you have purchased have power specificationswith regard to the power yield to be achieved the so called rated value within a certain tolerance range Please see the specification sheet enclosed with your product for the respective rated alue We assume that the rated value for the power yield of our products ill decrease to a minor degree only over a period of 25 years If the actual power yield falls below the rated value by more than 9 in the first 10 years calculated from the date of purchase and after that by more than 19 till the end of service period 25 years for reasons caused exclusively by our product despite correct operation and this deficiency is proven by an acknowledged test institute test method we ill supply replacement products which provide a power yield according o the rated value mentioned above or take measures to make possible such a power yield or refund the proportional age value taking account of conducted depreciation of your module for anactual power yield o O 96 of the lower tolerance value we would thereforerefund 11 96 of the age value of your module in the latter alternative accordingto our own option If replacement products are supplied we will not be obligedto provide new or comparable products Sentinel Power Systems is entitled o supply used and or repaired products as replacements
26. rsons not authorized by Sentinel Power Systems c Improper use of products such as but not limited to the use o products for construction purposes and functions e g protection against water wind and or noise d Vandalism destruc tion by external influences and or persons animals e Force majeure e g flooding fir e e xplosions r ock fall dir ect or indirect stroke of lighting or other extreme weather conditions as e g hail hurricanes sandstorms or any other conditions beyond Sentinel Power Systems influence and power 4 Exclusion of Liability This service certificate in no way constitutes a guarantee with regard to an output of 91 or 81 in relation to the rated value and is merely a voluntaryadditional service on the part of Sentinel Power Systems Consequently Sentinel Power Systems is only obliged to provide the services stipulated in section 1 in the event that the actual output falls short of the rated value Any claims for liability that go beyond this par ticularly claims concerning thecompensation of damages that have not arisen from our own products onwhatever legal grounds ar e hereby excluded This does not apply in the event of personal injuries or damages to privately used objects sustained in accordance with the product liability laws Furthermore it does not apply in cases of wrongful intent gross negligence the absence of guaranteed properties and the violation of material contractual obligations or in cases
27. rter at each of these locations using hardware supplied in the kit WARNING Allow a minimum of 1 spacing between the top of the roof and the bottom of the Micro Inverter Enphase also recommends 1 of spacing between the back of the PV module and the top of the inverter Step 3 Connecting the Enphase Micro Inverter Wiring Harnesses Each Micro Inverter has been provided with two 36 inch long AC wire harnesses with multi pin connectors the DC input wires are approximately 6 inches long and are terminated with single pole MC connectors The AC connectors are oppositely sexed so that multiple inverters can be connected together to form one continuous AC branch circuit Plug the AC connector of one Micro Inverter into the connector of the next Micro Inverter to form a continuous AC branch circuit Please Page 11 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark check the Micro Inverter rating label for the maximum allowable number of Micro Inverters on one AC branch circuit Install a protective end cap included in the Enphase Installation Kit on the open AC connector of the last Micro Inverter in the AC branch circuit WARNING Do NOT exceed the maximum number of Micro Inverters in an AC branch circuit as displayed on the unit rating label Each Micro Inverter AC branch circuit must be sourced from a dedicated branch circuit protected by a 15A maximum breaker
28. rter to the electrical utility grid WARNING Ensure that all AC and DC wiring is correct Ensure that none of the AC and DC wires are pinched or damaged Ensure that all junction boxes are properly closed Pbb Note Each Micro Inverter will beep six times to indicate normal start up operation once AC or DC power is applied nutech com Follow these procedures to commission the Enphase Micro Inverter PV system 1 Turn ON the AC disconnect on each Micro Inverter AC branch circuit junction box Page 14 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark 2 Turn ON the main utility grid AC circuit breaker 3 Your system will start producing power after a five minute wait time 4 Operation and production can be verified by reading the display on the LCD panel of the Energy management unit Emu communications gateway 5 Please refer to the Emu User Manual for information on installation and operation of the Emu 4 Operating Instructions When the Enphase Micro Inverter is powered on you will hear six beeps indicat ing proper start up In the event of a GFDI failure you will hear a 5 minute long continuous tone when the fault occurs This will repeat when AC and DC power are cycled to the Micro Inverter Proper operation of the Enphase Micro Inverters can be verified via the Emu 5 Troubleshooting Adhere to all the safety measures described throughout
29. the Enphase Micro Inverter 2 the Energy Management Unit Emu and 3 the Enlighten web based analytics and visualization All three elements are highly integrated to provide a comprehensive energy production and management system The Enphase Micro Inverter System maximizes energy production from your photovoltaic array Each Enphase Micro Inverter is individually connected to each PV module in your array This unique configuration means that an individual Maximum Peak Power Point Tracker MPPT controls each PV module This insures that the maximum power available from each PV module is exported to the utility grid regardless of the performance of the rest of the PV modules in the array which may be affected by shading soiling orientation module mismatch etc The result is maximum energy production from the total PV system Micro Inverter systems are inherently more reliable than centralized or string inverters The distributed nature of the Micro Inverter System insures that there is no single point of failure in the PV system Enphase Micro Inverters are designed to operate at full power at temperatures as high as 65 C 150 F The inverter housing is designed for outdoor installation and complies to the NEMA6 environmental enclosure rating standard NEMA6 rating definition Indoor or outdoor use primarily to provide a degree of protection against hose directed water and the entry of water during occasional temporary submersion at a limit
30. the module is at open circuit not operating The maximum short circuit current rating of the module must be equal to or less than the maximum input DC short circuit current rating of the Micro Inverter MPPT Tape lg ane o range Be Co b Maximum DC input short circuit 10 a a Maximum DC Maximum DC input current current DEBENT DNI Ground fault protection 1000 Maximum AC output Power at 65 W 175 deg C Output power factor 8s 09 1 Maximum AC output curret mA 70 80 Nominal AC output frequency range Hz 593 60 s Extended AC output frequency range Hz 592 60 606 Maximum AC output over current A 15 protection Page 12 Copyright Enphase Energy Inc 2008 Release 1 4 Page 17 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark pandduration o poo o po o AC Voltage trip limit accuracy 25 Frequency trip limit accuracy Hz feaj Trip time accuracy ms 233 1d Maximum inverters per AC branch ERE 4 Peak inverter Peak inverter efficiency 3 CEC weighted eficengy x E Nominal MPP tracking efficiency 996 Total Harmonic Distortion J 25 5 Operating temperature range C 25 6 Night Tarelos mW f w Storage temperature range c 25 6 Weight ts ooo d ao Dimensions approximate HL XL
31. this manual Enphase recommends the following troubleshooting steps in the event your PV system does not operate correctly WARNING The Enphase Micro Inverter contains no user serviceable parts Please return the unit to Enphase for maintenance General Micro Inverter Error Reporting Normal Operation Listen for six short beeps when AC or DC power is first applied to the Micro Inverter This indicates normal Micro Inverter operation GFDI Fault A long constant tone after AC and DC power has been cycled indicates the Micro Inverter has detected a ground fault GFDI error This tone will sound for 5 minutes after which the Micro Inverter will remain silent The fault will continue to be reported by the EMU The error can only be cleared via the Emu after the ground fault condition has been remedied Other Faults All other faults are reported to the Emu Please refer to this manual for a list of additional faults and troubleshooting procedures WARNING Troubleshooting of the PV array or Micro Inverter system should be done by qualified personnel only Page 15 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark WARNING Never disconnect the DC wire connectors under load Ensure that no current is flowing in the DC wires prior to disconnecting WARNING Always disconnect AC power before disconnecting the PV module wires from the Enphase Micro Inverter WARNING The En
32. uit junction box 2 Turn off the utility grid AC circuit breaker 3 Disconnect the AC branch circuit wire harness connector s 4 Using a DC current probe verify there is no current flowing in the DC wires between the PV module and the Micro Inverter 5 f there is measurable DC current cover the PV module connected to the Micro Inverter with an opaque material 6 Disconnect the PV module DC wire connectors from the Micro Inverter 7 Remove the Micro Inverter from the PV array racking Page 16 Sentinel Power Systems SGT160 install Guide Release 1 Sentinel Power Systems Don t get left in the dark 6 Technical Data Micro Inverter WARNING It is required to match the DC operating voltage range of the PV module with the allowable input voltage range of the Enphase Micro Inverter WARNING The maximum open circuit voltage of the PV module may not exceed the specified maximum input voltage of the Enphase Micro Inverter The Enphase M175 24 240 S Micro Inverter has been specifically optimized for operation with most 72 cell 24V nominal PV module configurations Be sure to verify the voltage and current specifications of your PV module match with those of the Micro Inverter The output voltage and current of the PV module depends on the quantity size and temperature of the PV cells as well as the solar insolation on each cell The highest PV module output voltage occurs when the temperature of the cells is the lowest and
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