User Manual
Contents
1. Losses increase with increasing temperature falling falling increasing Imp and increasing copper resistance causing increase in loss BOS efficiency falls with temperature In a typical 20 string system BOS loss increases from 4 0 to 4 8 as ambient temperature goes from 20 C to 40 C Page 5 of 13 Higher nearly flat BOS efficiency with increasing temperature falling Pup constant falling Imp and increasing copper resistance compensate I R loss Typical 20 BOS loss is 2 2 flat over temperature 130327 Differences Other types of modules may have a voltage and current profile as shown below 14 0 A 10 0A 6 0A 2 0A 2 0A 6 0 A 10 0 A 14 0A As shown above the module begins to conduct current at about 1 8V where all three of its bypass diodes conduct in series With a string fuse of 15A the jbox of the module shown above would be dissipating 75W at the fuse rating and would tend to get quite hot It is normal for a module to conduct this way when a large shadow is cast upon the panel with the rest of the string fully illuminated Simply standing in front of a module will cause it to operate this way If any of the bypass diodes or their interconnect have failed the module may be quickly destroyed by shading it in this way because full string voltage may be applied to a single cell When a module of the type shown above is forced above 15 it will immed2. 230 156x39 Minimum STC 0 2 5 over Ta 20 to 55 C irradiance up to 1 500W m Minimum STC 0 2 5 over Ta 20 to 55 C irradiance up 1 500W m 0 2 5 over Ta 20 to 55 C irradiance up to 1 500W m Externally imposed to Externally imposed to 10x23 Matrix Use only recognized mating connector with 14AWG minimum insulated copper wire Insulation rating 90 C Application Class A Safety Class Il Measurement Tolerance on electrical parameters 5 parameters at STC 25 C cell temperature 1 000W m irradiance and AM 1 5 Specifications subject to change without prior notice All mechanical dimensions are 2mm Power falls 3 maximum from to V Pmax Ise STC This solar module produces no current when its output voltage is forced above Voc This solar module consumes negligible current when its output voltage is forced above Voc Marking Label Page 11 of 13 130327 Page 12 of 13 130327 1326 5 Dimensions and Weights Cells Module 60 Cell equivalent Si Module Dimensions 1653mm x 982mm Module Thickness Depth 46mm Approximate Weight 18 7kg Page 13 of 13 130327
3. is 30 gt Rated electrical characteristics are within 10 Site Load calculations are the responsibility of the percent of measured values at Standard Test system designer or installer Conditions of 1 000 W m 25 C cell temperature The module must be attached to a support rail and AM 1 5 using M6 type stainless steel bolt double washer and nut Torque 8 N m The recommended stand WARNING off height is 6 in The mounting structure and hardware must be made of durable corrosion and UV resistant material Electrical shock hazard Do not touch bare conductors or other potentially energized parts Maintenance gt idealPV recommends the following maintenance Electrical Installation items to insure optimum performance of the Grounding module gt All module frames must be properly grounded gt Clean the glass surface of the module as gt Grounding is achieved through secure attachment to the array frame The array frame shall be necessary Use water and a soft sponge or cloth for cleaning A mild non abrasive cleaning agent grounded in accordance with NEC Article 250 can be used if necessary Do not use dishwasher Also observe all local regional and national detergent electric codes and regulations gt Electrical and mechanical connections should be gt A bonding or toothed washer is required to make checked periodically by qualified personnel to proper and reliable electrical grounding verify that they are clean
4. ratings Such designs are generally much more restricted allowing idealPV SSP1 modules to adapt to the operating points of the other types of modules DO NOT utilize other types of modules in arrays designed for idealPV SSP1 modules Other types of modules may not be safely operated over the wider ranges allowed for SSP1 modules Page 7 of 13 130327 Mounting Mounting The following mounting hardware is in combination with the following series The applied torque is 8 Nm Model Series Mounting hardware configuration see pe Hardware Material Size Provided Stainless steel MO Pee Ee Page 8 of 13 130327 Panel photograph Page 9 of 13 130327 GUE TTT LL IR IRINA A CHUTE TTT TELL gt C HUHHUH A ILLE Page 10 of 13 130327 idealPV SSP1 _224W 30Vwmp 40Voc 1 0 Isc Electrical Parameters Nominal Power Voltage at Maximum power Current at maximum power Open Circuit Voltage Short circuit current Maximum system voltage Maximum series fuse rating Maximum imposed voltage Maximum imposed current Solar cells per module Solar cell size Pmax 224 30 40 Isc 10 600 15 140 10
5. secure and connection with the anodized aluminum frame undamaged gt Devices listed and identified for grounding metallic gt Problems should only be investigated by qualified frames of PV modules are permitted to ground the personnel exposed metallic frames on the module to a gt Follow the manufacturers maintenance and grounded mounting structure Per NEC 250 136 electrical equipment secured to and in electrical contact with a metal rack or structure provided for its support and grounded by one of the means indicated in NEC 250 134 shall be considered effectively grounded inspection schedules for all other components used in the system Page 3 of 13 130327 Shutting down the system gt Completely cover all modules with an opaque material to prevent electricity from being generated while disconnecting conductors gt Disconnect system from all other power sources in accordance with instructions for all other components used in the system The system should now be out of operation and can be dismantled In doing so observe the all safety instructions as applicable to installation Electrical ratings The electrical characteristics are within 0 2 5 of the indicated value of Isc Voc Vmp over the temperature and irradiance levels specified Imp and Pyp are minimums under Standard Conditions irradiance of 1 000 W m AM 1 5 spectrum and a cell temperature of 25 C 77 F Both Imp and Pup have 0 39 C nomi
6. ame string are permitted Array power will be the maximum available with the incident insolation available to each module independent of the illumination of any other module gt For detailed information on optimum module orientation refer to standard solar photovoltaic installation guide or a reputable solar installer or system integrator Page 2 of 13 130327 gt The power from the lower 20 of idealPV module is independently optimized and added to the power from the upper 80 of the module In installations where shade is unavoidable such as row to row shading or roof vent pipes power loss due to shading will be minimized when the idealPV module is oriented in portrait configuration such that any shadows fall primarily on the lower 20 of the module Periodic partial shading does not cause cell heating or damage to an idealPV module Observe all instructions and safety precautions included with the mounting system to be used with the module Do not install the module near equipment or in location where flammable gases can be generated or collected Select a proper mounting structure with material thickness of 4mm minimum All mounting hardware must be temperature rated at 90 C minimum Do not drill holes in the glass surface of the module Doing so will void the warranty and could create an electrical hazard gt Consider using a GBL4 Solar Module Grounding Lug rated for outdoor use The module grounding
7. conductor is to be 1907 than 10 AWG When using GBL4 Solar Module Grounding Lug the grounding conductor should be inserted into the opening indicated in the figure and secured using the set screw General electrical installation gt gt Do not use modules of different configurations in the same system This module is supplied with Multi Contact connectors for electrical connections Refer to Section 690 31 of the NEC to determine appropriate types and temperature ratings of conductors When working with any wiring attached connected to or potentially connected to any solar module all of the solar modules in the circuit should be completely covered with an opaque material to prevent electricity from being generated while connecting or disconnecting conductors Do not drill additional holes in the module frame gt idealPV modules are capable of generating up to Doing so will void the warranty their rated Isc and or Voc in very low light Always Modules must be securely attached to the consider the output of any idealPV exposed to any mounting surface using four mounting holes for light as an energized high voltage circuit normal installation If heavy wind or snow loads gt Refer to Section 690 8 and 310 of the NEC to are anticipated additional mounting points should determine over current conductor capacity and also be used Please see the drawing below size requirements The design load for individual module
8. considered Specified as an absolute maximum from 20 C to 55 C ambient and irradiance up to 1 500 W m additional tolerance needs to be considered Specified as an absolute maximum from 20 C to 55 C ambient and irradiance up to 1 500 W m additional tolerance needs to be considered Specified at STC 1 000 W m AM 1 5 spectrum Imp increases with illumination levels and with decreasing temperature Imp is limited to Isc from 20 C to 55 C ambient and irradiance up to 1 500 W m Specified at STC 1 000 W m AM 1 5 spectrum At STC maximum power exists over a range of voltages from Pwp lsc to at Imp As irradiance falls Pup and Imp at fall However Isc does not fall Therefore the effect of reduced irradiance is reduced voltage while current increases up to Isc A string may achieve the maximum power available to each solar module when each solar module has a different irradiance Maximum panels string Maximum system voltage Voc Maximum Voc not dependent on temperature Minimum not dependent on temperature Need not match with overlapping Vr Maximum Isc and Imp limited to specified maximum and not dependent on irradiance and Isc Imp Short between string cables May cause a sustained plasma Arc that may not be Will not sustain a plasma Arc does extinguished by AFCI or dc disconnect not depend on AFCI or disconnect Wiring Plant I R Losses
9. erior performance and wider safety margins than systems utilizing other types of modules At the option of the designer and installer power generations systems may be built for idealPV modules that have still higher performance and flexibility Considerations Maximum open circuit voltage Voc Maximum short circuit current Isc Voltage for maximum power Vp Current for maximum power Imp Maximum power point Maximum system voltage and modules per string Minimum modules per string Matching of modules per string in parallel Wiring plant oversize for transient high irradiance events Other types of solar models Specified at STC 1 000 W m AM 1 5 spectrum Voc increases with illumination levels and decreasing temperature It is common to allow for a Voc tolerance of 30 over STC depending on the coldest recorded site temperature and atmospheric conditions such as cloud lensing Specified at STC 1 000 W m AM 1 5 spectrum Isc increases with illumination levels and with increasing temperature It is common to allow for an lsc tolerance of 25 over STC depending on the warmest temperature and atmospheric conditions such as cloud lensing Specified at STC 1 000 W m AM 1 5 spectrum increases with illumination levels and with decreasing temperature It is common to allow for tolerance of 30 over STC depending on the coldest and warmest recoded site temperature amp atmospheric conditio
10. f the shorter string gt For arrays composed of a mix of idealPV modules and other types of modules do not parallel connect strings unless each string has the same voltage rating 130327 gt If modules or strings of series connected modules are connected in parallel the total current is equal to the sum of the individual module string currents Keep children well away from the system while transporting and installing mechanical and electrical components Completely cover all modules with an opaque material during installation to prevent electricity from being generated Do not wear metallic rings watchbands ear nose or lip rings or other metallic devices while installing or troubleshooting photovoltaic systems Use appropriate safety equipment Insulated tools insulating gloves etc approved for use on electrical installations gt Observe the instructions and safety precautions for all other components used in the system including wiring and cables connectors DC breakers mounting hardware inverters etc Use only equipment connectors wiring and mounting hardware suitable for use ina photovoltaic system Although idealPV modules may be intermixed with other types of modules always use one type of idealPV and one type of non idealPV module within a particular photovoltaic system idealPV modules contain internal current limits and voltage limits Under normal operating conditions and over
11. iately begin to conduct current This mode of operation commonly results when the Electro Magnetic Pulse from a nearby lightning strike causes a large current to be induced in the wiring of a string of solar panels The mode can also result when a string with fewer modules is wired in parallel with one or more strings with more modules For the graph above a string of 8 modules placed in parallel with strings of 10 or more modules could result in overcurrent in the smaller string Short strings can result from patching across or bridging a bad module in a string by disconnecting the failed module and connecting the modules to the left and right of it For the type of module shown above bridging is generally considered poor practice A typical voltage and current profile for the idealPV SSP1 module is shown below 14 0A 10 0A 6 0A 2 0A 2 0A 6 0 A 10 0A 10 10v 20v 30v 40v 50v 60 v 80 v 90v 100v 110v 120v 130v 140v 150v An SSP1 to conduct when forced below 0 3V where at least one of its four reverse protection diodes begin to conduct in parallel With a string fuse of 15A the jbox of an SSP1 will be dissipating 25W and will show little additional warmth Single reverse protection diode failures have little effect on SSP1 modules 14 0A When 55 1 is forced above Voc and below 140V its current goes to near zero When the voltage is forced above about 140V the SSP1 is designed to gradually conduct reaching
12. idealPV SSP1 220 270 Solar Panel Installation Safety Instructions Maintenance Photovoltaic modules user manual Please read carefully the following installation and safety instructions Failure to comply may result in personal injury or property damage and may void the module warranty Purpose of this guide This guide contains information regarding the installation and safe handling of idealPV photovoltaic modules All instructions should be read and understood before attempting installation If you have any questions please contact us for further information The installer should observe all safety precautions in this guide when installing modules Before installing a solar photovoltaic system the installer should become familiar with the mechanical and electrical requirements and local regional and national codes for photovoltaic systems Keep this guide in a safe place for future reference General gt Installing solar photovoltaic systems requires specialized skill and knowledge The installer assumes all risk of injury including risk of electric shock Module installation should be performed only by qualified persons gt All modules come with a permanently attached junction box and 4 mm wire terminated in Multi Contact PV connectors gt Each individual module can generate voltages greater than 35 volts V when exposed to direct sunlight Contact with DC voltage of 35 V or more 15 potentially hazardous Exercise caut
13. ing factor of 125 80 de rating which may be applicable For systems composed entirely of idealPV modules these design margins provide an extra margin of safety and efficiency for the balance of system BOS beyond the voltage current and power limits contained with idealPV modules For systems consisting of a mix of idealPV modules and other types of modules the design margins above may be fully exercised in the normal operation of the array General Installation notes gt Drainage holes must not be covered with any part of the mounting system The junction box has a breather port which must be mounted facing downward and must not be exposed to rain The junction box should be on the lowest edge of the mounted module so the breather port is oriented correctly gt Do not lift the module by grasping the module s junction box or electrical leads gt Do not stand sit or lie on the module gt Do not drop the module or allow objects to fall on the module gt Do not place any heavy object on the module gt Inappropriate transport and installation may damage the module glass or frame Mechanical Installation Selecting the location gt Selecta suitable location for installation of the module gt For optimum performance the module must be facing true south in northern latitudes and true north in southern latitudes gt For arrays composed entirely of idealPV modules multiple module headings and angles within the s
14. ion when wiring or handling modules exposed to sunlight gt When disconnecting wires connected to a photovoltaic module that is exposed to sunlight an electric arc may occur Arcs can cause burns fires or other safety problems Exercise caution when disconnecting wires on modules exposed to sunlight gt Photovoltaic solar modules convert light energy to direct current electrical energy and are designed for outdoor use Proper design of support structures is the responsibility of the system designer and installer gt Modules may be ground mounted pole mounted or mounted on rooftops Do not attempt to disassemble the module Do not remove any attached nameplates or components Doing so will void the warranty gt Do not apply paint or adhesive to the module Do not use mirrors or other hardware to artificially concentrate sunlight on the module gt When installing modules observe all applicable local regional and national codes and regulations Obtain a building and or electrical permit where required Safety precautions for installing a solar photovoltaic system gt Solar modules produce electrical energy when exposed to sunlight DC voltages may exceed 35 V on a single exposed module Page 1 of 13 gt When connecting idealPV modules in series with string consisting solely of other idealPV modules only connect modules with the same rated short circuit Isc rating gt When connecting idealPV module
15. lel when the modules are at different temperatures Note that operating temperature is a function of illumination idealPV SSP1 modules typically have the power profile shown below 225 W 75 125 W 175W 225 W 10 v Ov 10v 20v 30 v 40v 50 v 60 v 80 v 90v 100v 110v 120v 130v 140v 150v As can be seen by the flat tops near maximum power exists over a range of voltages A Maximum Power Range The high voltage end of the range does not shift with temperature or illumination The low voltage end of the range shifts lower for lower levels of illumination and or increasing temperature Inverter ripple and other disturbances in panel voltage have little effect on power Peak power for differently lit modules occurs at a current common to each and different voltage when the modules are connected in series Peak power for differently lit modules occurs at a voltage common to each and different current when the modules are connected in parallel Important note for IV and Power Point Differences It is generally safe to replace other types of modules with idealPV SSP1 modules after verifying that the specifications of the module you are replacing are compatible with the SSP1 you are using It is generally NOT SAFE to replace idealPV SSP1 modules with other types of modules idealPV modules may be used in arrays designed for other types of modules and even intermixed with other types of modules of similar Isc Imp and Voc
16. nal temperature coefficients Disclaimer of liability Because the use of this manual and the conditions or methods of installation operation use and maintenance of photovoltaic products are beyond our control we do not accept responsibility and expressly disclaim liability for loss damage or expense arising out of or in any way connected with such installation operation use or maintenance The information in this manual is based on our knowledge and experience and 15 believed to reliable but such information including product specification without limitations and suggestions does not constitute a warranty expressed or implied idealPV reserves the right to change the manual the product the specifications or product information sheets without prior notice Information about manufacturer idealPV 19640 Auburn Drive Cupertino CA 95014 www idealPV com idealPV com Please consult your dealer or the manufacturer concerning the warranty of your modules If you have any further questions we ll gladly assist you Note This manual can be subject to technical modifications without notice Page 4 of 13 130327 Differences between idealPV modules and other types of solar modules idealPV modules may be designed and installed using the exact same rules and methods as used on other types of PV modules Use of industry standard design margins suitable for similar modules will Jen result in a system with sup
17. ns such as cloud lensing Specified at STC 1 000 W m AM 1 5 spectrum Imp increases with illumination levels and with increasing temperature It is common to allow for an Imp tolerance of 25 over STC depending on the coldest and warmest recoded site temperature and atmospheric conditions such as cloud lensing Imp at non STC conditions may exceed specified Isc at STC conditions Specified at STC 1 000 AM 1 5 spectrum Maximum power exists at a single voltage and current point Since Ip is directly dependent on irradiance A string may only achieve the maximum power available to each solar module if all solar modules have the same irradiance and the same Ip This requires each solar module in a string to be mounted on the same heading and angle and to have Imp closely matched Maximum panels per string is typically the maximum system voltage Voc 30 Voc margin required to account for coldest day recorded at site Must be large enough to maintain above inverter range on warmest day recorded at site May need to be traded off for maximum system voltage limitation Must match Must oversize ampacity above specified Isc to allow for transient atmospheric events such as cloud lensing due to the direct unlimited relationship between irradiance idealPV solar modules Specified as an absolute maximum from 20 C to 55 C ambient and irradiance up to 1 500 W m additional tolerance needs to be
18. s in series with other modules of any other type The Isc rating of the idealPV module s must be less than or equal to the highest Isc rating of any of the non idealPV module s Never install an idealPV SSP1 module in series with any module with an Isc of more than 10A gt If modules are connected in series the total voltage is equal to the sum of the individual module voltages gt For arrays composed solely of idealPV modules multiple series strings may be connected in parallel but only if each series string can operate at the same voltage idealPV modules have nearly flat nominal power over a Voltage Maximum Range that begins at V Isc maximum power divided by short circuit current rating and extends to panel s rated maximum power voltage For all strings to operate at the same voltage they must have overlapping Vur ranges This is the Vur overlap requirement To meet the Vur overlap requirement the Vur of the longest string must overlap the Vmr of the shortest string For example For an idealPV SSP1 with a of 30V of 200W and Isc of 10 the Vur is 20V 200W 10A to 30V This means that the panel power 15 close to its 200W rating from 20V to 30V A sting of 10 such idealPV modules would have a Vur Of 200V to 300V and could be placed in parallel with strings of no fewer than 7 idealPV modules Vmr of 140V to 210V since the Vyr for the longer string overlaps the Vur o
19. the recommended string fuse rating at about 150V Lightning induced EMP will raise the string voltage without creating large current stresses on the modules connectors wiring or fuses Standard surge suppressors spark gaps or even the inverter s dc link capacitors may safely dissipate most short transient rises of string voltage The SSP1 IV response also allows deliberate design of arrays with different numbers of modules in each string For the SSP1 shown above A string of 11 SSP1s could be permanently connected in parallel with strings of up to 15 SSP 1s Near full power would be produced by both the short and long strings For temporary repairs strings as short as 5 SSP1 modules may be safely connected to a 600V system Note that operating an SSP1 module above its Voc will not contribute any PV power to the array Page 6 of 13 130327 Power Point and Range Differences Other types of modules may have a power profile as shown below 225W 1 5W 125 W 75W 25W 25 W 19W 125 W 175W 225 W 10v 10v 20v 30 v 40v 50v The major feature of this profile is the existence of a single maximum power point The point will shift right and left with temperature Inverter ripple and other disturbances in panel voltage may reduce power Peak power for differently lit modules will not occur at the same current for modules in series Peak power for differently lit modules will not occur at the same voltage for modules in paral
20. the temperature and irradiance levels specified idealPV modules will not exceed their rated Voc and Isc specifications Under some conditions nominal power may increase beyond rated PMP however maximum output power is internally limited to x Isc over the temperature and irradiance levels specified Power output 15 zero at or above Voc Do not impose output voltages on the output of an idealPV module that exceed 140V idealPV modules consume negligible current if forced above their Voc but may be destroyed by externally imposed Voc voltages above 140V In systems consisting of a mix of idealPV modules and other types of modules please be aware that under normal operating conditions other types of PV modules will produce more currents and voltages outside the ranges listed in their data sheets Data sheet values are applicable at standard test conditions with temperature related variations listed separately so actual voltage and current ranges must be calculated by extrapolation Care must be taken not to exceed the 10A maximum reverse current and 140V maximum output voltages of any idealPV module gt Short circuit current and open circuit voltages should be multiplied by a factor of 1 25 when determining component voltage ratings conductor capacity fuse sizes and size of controls connected to the module or system output Refer to Section 690 8 of the National Electrical Code NEC for an additional multiply
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