Bosch IN30125 User's Manual
Contents
1. Installation 7 Bosch Solar Module c Si M 60 IN30125 Bosch Solar Energy AG english 8 Grounding Maintenance and upkeep Disposal Notes on Installation gt Clearance between the module frame and the mount ing surface is required to allow cooling air to circu late around the back of the module This also allows any condensation or moisture to dissipate The mod ule should never be sealed to the mounting surface with sealant that prevents air from circulating under the module Leave 4 inches of clearance between the roof and the module frame Refer to your local authority for guidelines and re quirements for building or structural fire safety For roof application the modules should be mounted over a fire resistant covering rated for the application Standard Operating Condition Bosch Solar Energy AG recommends that modules be operated under Standard Operating Conditions SOC An installation location with conditions exceeding SOC or with other Special Conditions see below should be avoided SOC of Bosch Solar Energy AG modules is as follows 1 Standard Operating Conditions SOC gt The modules should be operated only in terrestrial applications No space or other Special Conditions see below The measured ambient temperature of the installa tion location should be within 2090C 4 F to 40 C 104 F The lower and upper temperature limit is defined as the monthly average low or high of th2. do not need any other additional bypass diodes If your system specifications require you to add or change diodes please contact authorized Bosch Solar Energy AG repre sentative for recommendations for the proper diode type Blocking Diodes Blocking diodes are typically placed between the battery and the PV module output to prevent battery discharge at night Bosch Solar Energy AG modules do not contain a blocking diode when shipped from the factory It is recommended that a charge controller be used to pre vent the batteries from being overcharged and dis charged at night 10 Maintenance Diodes Maintenance 11 away by periodic rainfall but in some instances some maintenance is recommended to clean the surface of the glass with water and a soft cloth or sponge A mild non abrasive detergent may be applied for per sistent dirt gt However it is advisable to perform periodic inspec tion of the modules for damage to glass back skin frame junction box or external electrical loose connections and corrosion by the authorized profes sional gt No aggressive and abrasive cleansers or chemicals should ever be used on the coated front glass No alkali based chemicals should be used including ammonia based solutions gt Always wear rubber gloves for electrical insulation while maintaining washing or cleaning modules gt Once a year check that growing foliage has not caused module shading Correct if this c
3. Installation and Operation Guide Crystalline Solar Modules Bosch Solar Module c Si M 60 IN30125 BOSCH en Operating instructions Issue 01 2013 2 Table of Contents Introduction Table of Contents 1 Introduction 2 2 Disclaimer of liability 3 3 General information 3 4 General safety 4 5 Installation 5 6 Specifications 9 7 Wiring 9 8 Grounding 10 9 Diodes 11 10 Maintenance 11 11 Disposal 11 1 Introduction This manual contains information regarding installation operation maintenance and safety handling of Bosch Solar Energy AG photovoltaic modules Before installation or using the PV modules it is important to read this man ual and understand the instructions carefully en Bosch Solar Module c Si M 60 IN30125 Bosch Solar Energy AG en 2 Disclaimer of liability Since the use of this Installation Operation and Mainte nance Manual and the conditions of installation opera tion use and maintenance of the module are beyond Bosch Solar Energy AG control Bosch Solar Energy AG does not assume responsibility and expressly disclaims liability for loss damage injury or expense arising out of or in anyway connected with such installation operation use or maintenance of the module Bosch Solar Energy AG assumes no responsibility for any infringement of patents or other rights of third parties that may result from use of the module No license is granted by impl
4. d can cause a module which is leaning against a fence to fall and break Avoid application of excessive bending or twisting forces to the module A module with broken glass or torn back skin cannot be repaired and must not be used since contact with any module surface or the frame can produce electri cal shock Broken or damaged modules must be handled care fully and disposed of properly Broken glass can be sharp and can cause injury if not handled with the appropriate protective equipment en 4 Genaral safety Follow all permission installation and inspection re quirements gt Before installing modules contact the appropriate authorities to determine permissions installation and inspection requirements which should be fol lowed Electrically ground modules for all systems of any voltage If not otherwise specified it is recommended that requirements of the latest National Electrical Code USA or other national or international electrical standards be used Be sure that the construction or structure roof facade etc where the modules are being installed has enough strength For modules mounted on roofs special construction or structures may be required to help provide proper installation Both roof construc tion and module installation design have an effect on the fire resistance of a building Improper installation may contribute to fire hazards Additional devices such as ground fault fuses and discon
5. e installation location The relative humidity should be within 45 to 95 N 3 en The installation place should be less than 1 000 m 3 280ft above sea level Installations more than 1 000 m 3 280ft are allowed only if the wind pressure load for a module is less than 2 400N m2 50PSF Special Conditions The ambient temperature of the installation place exceeds SOC The salt damage is heavy at the installation place The hail and snow damage is heavy at the installation place The sand and dust damage is heavy at the installation place The air pollution chemically active vapors acid rain and or soot etc are heavy at the installation place Application Class amp Safety Class The modules are qualified for application class A Haz ardous voltage IEC 61730 Higher than 50VDC EN 61730 Higher than 120 V hazardous power applica tions Higher than 240W where general contact access is anticipated modules qualified for safety through EN 61730 1 and 61730 2 within this application class are considered to meet the requirement for Safety Class Il Bosch Solar Module c Si M 60 IN30125 Bosch Solar Energy AG en 6 Specification Specification Wiring 9 7 Wiring 60 Cell Module Series Important Notice comm Gy A Peak Rated Power Pmax Wp Max Power Voltage Vmp V 29 40 Max Power Current Imp A 7 80 Open Circuit Voltage Voc V 36 90 Short Circuit Current Isc A 8 30 P
6. e maximum open circuit voltage of the system must not be greater than the specified maximum system voltage for the module When reverse currents can exceed the value of the maximum protective fuse marked on the back of the module a properly rated and certified over current device fuse or circuit breaker must be connected in series with each module or string of modules The fuse used is a glass HRC type of rating 15 Amps The fuse rating has to begreater than or equal to 135 of the module s short circuit current The rating of the over current device shall not exceed the value of the maximum protective fuse marked on the back of the module Match the polarities of cables and terminals when making the connections failure todo so may result in damage to the module Connecting modules in reverse polarity to a high current source such as a battery will destroy the bypass diodes and render the module inoperative Bypass diodes are not user replaceable The junction box is under no circumstances being opened Opening the junction box may void the warranty Modules with a suspected electrical problem should be returned to Bosch Solar Energy AG for inspection and possible repair or replacement as per the war ranty conditions provided by Bosch Solar Energy AG en 8 Grounding D Important Notice Bonding connection Module frames should be connected to an earth ground for safety and protection from lightning A good connec
7. e of the same model number and or type Make sure the number of modules connected in series does not exceed Max imum system voltage Open circuit voltage of the module 1 at standard condition AM1 5G 25 degrees temperature 1 000 W m2 gt Connect modules in parallel to increase current Connect wires from the positive terminal of the one module to the positive terminal of the next module Do not connect modules in parallel without using a connection box The number of parallel strings de pends on the system integrator s requirements and the inverter ratings gt These modules contain factory installed bypass diodes If these modules are incorrectly connected to each other the bypass diodes cables or junction box may be damaged Module D Negative Pole Version Tyco Minus IN xx125 Tyco Neutral 6 1394461 2 0 1394462 4 Coding for connector plug 1 N xxxxx Internal technology code Bosch Solar Module c Si M 60 IN30125 Bosch Solar Energy AG english 10 Wiring Grounding The term array is used to describe the assembly of several modules on a support structure with associ ated wiring Use copper wire that is sunlight resistant and is insulated to withstand the maximum possible system open circuit voltage Check your local codes for requirements Use system wiring with suitable cross sectional areas and connectors that are approved for use at the maximum short circuit current of the module Th
8. ication or otherwise under any patent or patent rights The information in this Manual is based on Bosch Solar Energy AG knowledge and experience and is believed to be reliable but such information including product spec ifications without limitations and suggestions do not constitute a warranty expressed or implied Bosch Solar Energy AG reserves the right to make changes to the product specifications or this manual without prior notice 3 General information The installation of solar PV modules requires a great degree of skill and DC voltage exceeds 100V it only be performed by a qualified licensed professional including without limitation licensed contractors and licensed electricians The installer assumes the risk of all injury that might occur during installation including without limitation the risk of electric shock IA A For your safety and the safety of others please read the entire Installation Operation and Maintenance Manual carefully prior to installing wiring operating and per forming maintenance of PV modules Also carefully read Disclaimer of liability General information 3 the Module Data Sheet provided with this product De termine local permits installation and inspection re quirements before installing module s If not otherwise specified it is recommended that the requirements of the U S National Electric Code NEC be followed This photovoltaic module produces electricity whe
9. ject the module to mechani cal or electrical hazards gt Do not touch terminals while module is exposed to light or during installation Bosch Solar Module c Si M 60 IN30125 Bosch Solar Energy AG english 4 General information General safety Provide suitable guards to prevent contact with 30VDC or greater As a Precaution use properly insu lated tools only Do not damage or scratch the back sheet of the module Do not use the junction box to hold or transport the module Do not drop module or allow objects to fall on mod ule Do not stand or step on the module Do not disassemble modify or adapt the module or remove any part or labeling installed by the manu facturer Do not drill holes in the frame or glass of the mod ule Do not treat back sheet and front surface of the module with paint and adhesives Do not artificially concentrate light on the module Do not wear metallic jewelry while installing or trouble shooting the module Do not change the wiring of bypass diodes Do not disconnect modules under load To help avoid breakage problems gt Always transport and store the module in the ship ping container provided When carrying a module two or more people should carry it by its frame and wear non slip gloves to avoid injury by a slipping module to a foot or cuts by the edge of a frame and so on Do not leave the module unsupported or unsecured prior to installation For example win
10. learance of 7mm 0 25 or more between modules is required to allow for thermal expansion of the frames gt Observe the specifications for mounting areas ac cording to Illustrations 1 and 2 gt Attachment with clamps on the narrow sides of the solar module may not be performed gt The attachment of the solar module can be per formed with clamps or as an alternative directly on the installation holes When clamping systems are used the clamp surface per attachment point on the module must amount to at least 400 mm gt Position of the installation drill holes in accordance with Illustrations 3 Please contact your Bosch Solar Energy AG authorized representative with questions regarding mounting profiles for modules Bosch Solar Module c Si M 60 IN30125 Bosch Solar Energy AG english 6 Installation ULL 7 lt gt mounting holes NS IN WW G8 Figure 1 Mounting area vertical mounting a holes 77 Figure 2 Mounting area horizontal en Bosch Solar Module c Si M 60 IN30125 Bosch Solar Energy AG en 990 2 D D Lo N N N 7 v sf pp E 3 Rel o v ke x E a E S SS Ke N z y o oO 2 2x Mounting holes for grounding cable H size 8x 12 mm 0 HU Figure 3 reverse side Bosch Solar Module c Si M 60 IN30125
11. n exposed to the sunlight even at low light levels or when other sources illuminate the front face The electrical hazard from the voltage and current of a single module is low However the voltage increases as modules are connected in series and the available current increases as the modules are connected in parallel Thus for a module connected within a system contact with electri cally active parts of the module such as terminals can result in lethal shock sparks and burns The only way to eliminate this hazard is to prevent exposure of the module s to light D Important Notice To avoid the hazard of electric shock and injury when installing wiring operating and maintaining the PV mod ules gt Cover the entire front surface of the PV modules with a dense opaque material such as the cardboard box during installation and handling of the modules gt Do not expose Back sheet foil directly to sunlight gt Work only under dry conditions with dry modules and tools gt Be sure to completely ground all modules gt Since sparks may occur do not install the module where flammable gases or vapors are present gt Module installation and operation should be per formed by qualified personnel only Children and unauthorized persons should not be allowed near the installation of PV modules gt Use module for its intended function only gt Be sure that all other system components are compat ible and they do not sub
12. nects may be required Do not use modules of different specifications in the same system Follow all safety precautions of other system compo nents used To satisfy regulatory requirements when installing the modules be sure to 1 Use only stranded or solid copper single conductor type UF cable or USE cable rated sunlight resistant for modules and modules interconnect wiring that is exposed to weather Observe the requirements described in sections labeled INSTALLATION and SPECIFICATIONS of this manual Grounding of the module frame is required When ground wires greater than 6mm2 No 10 AWG are required the installer will need to provide suitable terminal connectors Bosch Solar Module c Si M 60 IN30125 Bosch Solar Energy AG en Under normal conditions a photovoltaic module is likely to experience conditions that produce more current and or voltage than reported at Standard Test Conditions Accordingly the values of Isc and Voc marked on this module should be multiplied by a factor of 1 25 when determining component voltage ratings conductor capacities fuse sizes and size of controls connected to the PV output Refer to section 690 8 of the National Electric Code NEC for an additional multiplying factor of 125 80 de rating which may be applicable Conductor recommendations single conductor cable type USE 2 12 AWG rated 600 V 1000 V minimum 90 C minimum marked sunlight re
13. ondition has occurred gt As required check that the system voltage and cur rent output or power output is consistent with the expected output Such a check will help to determine if array cleaning is needed if there are loose or cor roded connections or if there is a component prob lem gt Warning Do not attempt to clean a module with a broken glass over or a perforated backsheet Such a module can present a serious shock hazard 11 Disposal D Important Notice gt Itis common for dust and dirt particles to accumu late on the surface of the module This can reduce the optimal output performance of the solar mod ules Normally the accumulated dust will be washed D Important Notice ine Defective or old solar modules must be appropriately disposed of These may not be disposed of in household waste Bosch Solar Module c Si M 60 IN30125 Bosch Solar Energy AG english Bosch Limited Hosur Road Adugodi Bangalore 560 030 Indien Tel 918066571600 Mobil 9197 41496854 www bosch solarenergy com
14. ower Tolerance 3 Factory Installed Bypass Diode Qty 3 Bypass Diode Rating A i5 Max Series Fuse Rating Amps 15 Maximum System Voltage VDC 1000 Fire Resistance Rating Class C Temp coefficient of Voc C 0 32 Temp coefficient of Isc C 0 032 Temp coefficient of Pmax C 0 46 Cable 1Mtr Length 2Nos 4Sq mm 12AWG Length mm Inches 1660 65 35 Width mm Inches 990 43 92 Frame Depth Thk mm Inches 42 1 65 Weight Kg Pounds 20 44 09 8x12 0 315x0 472 Qty 8 Mounting Hole mm inches Ground back 5mm 0 196 dia Qty 2 Ground Hole dia mm Inches Note Modules in parallel can be done as applicable Notes 1 Rated electrical characteristics are within 10 of the values measured at Standard Test Conditions STC of 1000W m2 25 C cell temperature and solar special irradiance per IEC 60904 3 General All wiring should be done in accordance with applicable electrical codes gt All wiring should be done by a qualified licensed professional Wiring should be protected to help ensure personal safety and to prevent its damage gt All Bosch Solar Energy AG modules are equipped with wires and quick connectors Modules have been designed to be easily interconnected in series gt Modules can be wired in series to increase voltage Connect wires from positive terminal of one module to the negative terminal of the next module All mod ules connected in series should b
15. sistant 5 Installation Important Notice Hie General gt Please read this guide completely before installation or use of the modules This section contains electri cal and mechanical specifications needed before using your Bosch Solar Energy AG PV modules Modules should be firmly fixed in place in a manner suitable to withstand all expected loads including wind and snow loads Module mounting holes are provided for easy installation and proper mechanical loading Modules should be mounted with the orientation and tilt angle required for consistent performance sea General safety Installation 5 sonally yearly The location should be selected to have direct access to sunlight from 9 00a m to 3 00p m on the shortest day of the year Calculate the tilt angle by using the site latitude plus 20 de grees with modules facing south in the northern latitudes and north in the southern latitudes This will result in consistent energy output throughout the year gt The appropriate material should be used for mount ing hardware to prevent the module frame mounting structure and hardware itself from corrosion gt Install modules where they are not shaded by obsta cles like buildings and trees Especially pay attention to avoid partially shading the modules by objects during the daytime gt For roof mounted systems provide adequate rear ventilation under a module for cooling 100mm 4in gap minimum gt C
16. tion between the grounding hardware is essential for an effective ground The anodization on a module frame provides a coating to minimize the corrosion due to weather and it acts as a barrier that reduces the effec tiveness of the grounding connection For an adequate ground the grounding hardware should pierce the ano dization layer g Grounding Screw Place cup washer between gt Flat washer frame and wire with con P caveside up as Ground Wire E lt 7 Cup washer AWA Star washer Nut g Frame A Side View The above figure is for hardware mounting reference Bosch Solar Module c Si M 60 IN30125 Bosch Solar Energy AG en 9 Diodes Bypass Diodes When the modules are shaded partially it may cause reverse voltage across cells or modules because the current from other cells in the same series is forced to flow through the shaded area This may cause undesir able heating to occur When a bypass diode is wired in parallel with the series string the forced current will flow through the diode and bypass the shaded module thereby minimizing module heating and array current losses The use of a diode to bypass the shaded area can mini mize both heating and array current reduction All Bosch Solar Energy AG modules are equipped with factory installed bypass diodes The factory installed diodes provide proper circuit protection for the systems within the specified system voltage so that you
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