Photovoltaic modules user manual
Contents
1. Contact with a DC voltage of 30 V or more is potentially hazardous Exercise caution when wiring or handling modules exposed to sunlight When disconnecting wires connected to a photovoltaic module that is exposed to sunlight an electric arc may occur Arcs can cause burns start fires or otherwise create safety problems Exercise caution when disconnecting wiring on modules exposed to sunlight 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 Modules may be ground mounted pole mounted or mounted on rooftops Do not attempt to disassemble the module and do not remove any attached nameplates or components Doing so will void the warranty Do not apply paint or adhesive to the module Do not use mirrors or other hardware to artificially concentrate sunlight on the module 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 Solar modules produce electrical energy when exposed to sunlight DC voltages may exceed 30V on a single exposed module Only connect modules with the same rated output current in series If modules are connected in series the total voltage is equal to the sum of the indi2. 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 multiplying factor of 125 percent 80 percent de rating which may be applicable General installation notes Drainage holes must not be covered with parts of the mounting system The junction box has a breather port which must be mounted facing downward and cannot be exposed to the rain The junction box should be on the higher side of the module when it is mounted in order to orient the breather port correctly Do not lift the module by grasping the module s junction box or electrical leads Do not stand or step on module Do not drop the module or allow objects to fall on the module Do not place any heavy objects on the module Inappropriate transport and installation may damage the module glass or frame Mechanical Installation Selecting the location Select a suitable location for installation of the module For optimum performance the module must be facing true south in northern latitudes and true north in southern latitudes For detailed information on optimal module orientation refer to standard solar photovoltaic installation guides or a reputable solar installer or systems integrator The module should not be shaded at any time of the day Do not install the module near equipment or in locations where flammable gases can be generated or collected
3. 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 Wiring should be 12 AWG 4 mm minimum and must be temperature rated at 90 C minimum Completely cover system modules with an opaque material to prevent electricity from being generated while disconnecting conductors Refer to Sections 690 8 and 310 of the NEC to determine overcurrent conductor ampacity and size requirements In Canada installation shall be in accordance with CSA C22 1 Safety Standard for Electrical Installations Canadian Electrical Code Part 1 For best performance ensure that positive and negative DC wires run closely together avoiding loops www conergy com 2007 Conergy AG N WARNING Electrical shock hazard Do not touch bare conductors or other potentially energized parts Maintenance Conergy recommends the following maintenance items to ensure optimum performance of the module Clean the glass surface of the module as necessary Use water and a soft sponge or cloth for cleaning A mild non abrasive cleaning agent can be used if necessary Do not use dishwasher detergent Electrical and mechanical connections should be checked periodically by qualified personnel to verify that they are clean secure and undamaged Check the electrical an
4. Installation Safety instructions Maintenance Photovoltaic modules user manual Conergy S 175 180OMU Conergy Q 85MU CONERGY Please carefully read the following installation and safety instructions Non compliance with these instructions may void the module warranty Purpose of this guide This guide contains information regarding the installation and safe handling of Conergy photovoltaic modules hereafter referred to as modules All instructions should be read and understood before attempting installation If there are any questions please contact your dealer or Conergy for further information The installer should conform to all safety precautions in the guide when installing modules Before installing a solar photovoltaic system the installer should become familiar with the mechanical and electrical requirements for photovoltaic systems Keep this guide in a safe place for future reference General Installing solar photovoltaic systems requires specialized skills and knowledge The installer assumes all risk of injury including risk of electric shock Module installation should be performed only by qualified persons All modules come with a permanently attached junction box and 12 AWG 4 mm wire terminated in Multi Contact PV connectors Your dealer can provide additional extension cables to simplify module wiring Each individual module can generate DC voltages greater than 30 volts V when exposed to direct sunlight
5. Selecting the proper mounting structure and hardware Observe all instructions and safety precautions included with the mounting system to be used with the module Do not drill holes in the glass surface of the module Doing so will void the warranty Do not drill additional mounting holes in the module frame Doing so will void the warranty Modules must be securely attached to the mounting structure using four mounting points for normal installation If heavy wind or snow loads are anticipated additional mounting points should also be used Please see the drawing below Load calculations are the responsibility of the system designer or installer The mounting structure and hardware must be made of durable corrosion and UV resistant material Mounting methods 1 Mounting With Bolts The module must be attached and supported by at least four bolts through the indicated mounting holes Most installations will use the four inner mounting holes on the module frame Depending on the local wind and snow loads additional mounting points may be required Page 1 2 MODUL _Installation UL IM ENG 0705 Installation Safety instructions Maintenance Photovoltaic modules user manual Conergy S 175 180OMU Conergy Q 85MU 2 Mounting With Clamping Hardware If module clamps are used to secure the module the torque on the clamp bolt should be around 8 10 Nm A minimum of four module clamps should be used two on eac
6. d mechanical connections periodically to verify that they are clean secure and undamaged Problems should only be investigated by qualified personnel Observe the maintenance instructions for all other components used in the system Shutting down the system Completely cover system modules with an opaque material to prevent electricity from being generated while disconnecting conductors Disconnect system from all 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 of the concerned modules S 180MU 175MU Q 8SMU Maximum Power Ppp 180 W 175 W 85 W Output Tolerance 2 3 2 3 5 Rated Voltage Vupr 35 6 V 35 2 V 17 6V Rated Current Impp 5 05 A 4 95 A 4 83 A Open Circuit Voltage Voc 44 4V 44 2V 21 9V Short Circuit Current Isc 5 4A 5 2A 5 14 A Maximum System Voltage 600 V 600 V 600 V Maximum Series Fuse Rating 15A 15A 15A Fire Class C Cc Cc The electrical characteristics are within 10 of the indicated values of Isc Voc and Pmax under Standard Test Conditions irradiance of 1000 W m2 AM 1 5 spectrum and a cell temperature of 25 C 77 F 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 Con
7. ergy s control Conergy does not accept responsibility and expressly disclaims liability for loss damage or expense arising out of or in any way connected with such installation operation use or maintenance No responsibility is assumed by Conergy for any infringement of patents or other rights of third parties which may result from use of the PV product No license is granted by implication or otherwise under any patent or patent rights The information in this manual is based on Conergy s knowledge and experience and is believed to be reliable but such information including product specification without limitations and suggestions does not constitute a warranty expressed or implied Conergy reserves the right to change the manual the product the specifications or product information sheets without prior notice Information about manufacturer Conergy Inc 1730 Camino Carlos Rey Suite 103 Santa Fe NM 87507 USA www conergy us Please consult your dealer or the manufacturer concerning the warranty of your modules If you have any further questions your dealer will gladly assist you Subject to technical modifications without notice 2007 Conergy Inc Page 2 2
8. h long frame side in the general clamping areas denoted by the wide arrows on the drawing Depending on the local wind and snow loads additional module clamps may be required SS 150 485 1 each 900 mm cable Ost a T 150 All dimensions in mm 3 Other Other mounting methods are acceptable as long as the minimum requirement as described under 2 Mounting with clamping hardware are met Electrical Installation Grounding All module frames must be properly grounded Observe all local electric codes and regulations A bonding or toothed washer is required to make proper and reliable electrical grounding connection with the anodized aluminum frame Devices listed and identified for grounding metallic frames of PV modules are permitted to ground the exposed metallic frames of the module to grounded mounting structures 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 250 134 shall be considered effectively grounded Consider using a lay in lug rated for outdoor use Illsco GBL4 DBT or equivalent if the module grounding conductor is to be larger than 10 AWG When using lay in lugs the grounding conductor should be inserted into the opening indicated in the figure and secured using the set screw General electrical installation Do
9. vidual module voltages Only connect modules or series combinations of modules with the same voltage in parallel If modules are connected in parallel the total current is equal to the sum of individual module or series combination 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 A Use appropriate safety equipment insulated tools insulating gloves etc approved for use on electrical installations 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 in a photovoltaic system Always use the same type of module within a particular photovoltaic system Under normal operating conditions PV modules will produce currents and voltages that are different than those listed in the date sheet Data sheet values are applicable at standard test data Short circuit current and open circuit voltages should be multiplied by a factor of 1 25 when determining component voltage ratings conductor ampacity
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