SolarEdge Key User Guide – MAN-01-00131-1.1
Contents
1. ccscsscssccsccsccsccscencenees 6 Safety SVM DOl Saisies ian ata 6 Safety Instructions serseri 7 Chapter 1 Introducing the SolarEdge Key sscsscsscsseess 8 Chapter 2 Using the SolarEdge Key csscsscsscsscsscescencens 9 The SolarEdge Key Interface 9 Before Using the SolarEdge KEY tt 10 Connecting the SolarEdge Key to PV Strings 11 DisaPilne Sale PC acini 12 Enabling SafeDee 13 Appendix A Errors and Troubleshooting 15 Appendix B Technical Specifications ccscsscsscsscsscenees 17 SolarEdge Key User Guide MAN 01 00131 1 1 About This Guide SO a rete About This Guide This user guide is intended for Photovoltaic PV system owners installers technicians maintainers and integrators who use the SolarEdge power harvesting system This manual describes how to connect the SolarEdge Key to a PV string and setup its modes of operation This guide assumes that the SolarEdge power harvesting system is already installed and commissioned For additional information about how to install and commission the SolarEdge power harvesting system refer to the relevant installation guide This guide includes the following chapters m Chapter 1 Introducing the SolarEdge Key page 8 describes the SolarEdge Key functionality and connection m Chapter 2 Using the SolarEdge Key page 9 describes the SolarEdge Key interf2. MAN 01 00131 1 1 Chapter 2 Using the SolarEdge Key SO ar fe doge m LCD display with 8 characters m ON OFF button turns the unit ON and OFF m Menu buttons each with two functionalities as described in the following table Button Press SafeDC Display Button SafeDC Enable Esc Disable Confirm Short Press Esc Toggle Display Confirm less than 1sec Long Press Enable safety Disable safety more than 1 sec voltage voltage Before Using the SolarEdge Key 1 Make sure the SolarEdge Key is not connected to a string 2 Openthe SolarEdge key back cover 3 Insert three AA batteries nominal voltage 1 5V not supplied into the battery compartment and close the cover 4 Pressthe ON OFF button to turn the SolarEdge Key ON If LOW BAT appears replace batteries 5 Press the ON OFF button to turn the SolarEdge Key OFF The message End appears on the LCD and then the SolarEdge Key turns OFF P SolarEdge Key User Guide MAN 01 00131 1 1 SO a r s i a i Chapter 2 Using the SolarEdge Key Connecting the SolarEdge Key to PV Strings 1 Connect the string cables to the two connectors at the bottom of the SolarEdge Key see Figure 1 2 Press the ON OFF button The string voltage appears on the LCD screen Vo XXX X wy ey Wo 44 A Figure 2 SolarEdge Key connection 3 Short press the center button Display Button to toggle between the following options LCD Display
3. SO a r n i B i Disclaimers Disclaimers Important Notice Copyright SolarEdge Inc All rights reserved No part of this document may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photographic magnetic or otherwise without the prior written permission of SolarEdge Inc This document is solely for the use of SolarEdge customers and employees The material furnished in this document is believed to be accurate and reliable However SolarEdge assumes no responsibility for the use of this material SolarEdge reserves the right to make changes to the material at any time and without notice You may refer to the SolarEdge web site www solaredge com for the most updated version All company and brand products and service names are trademarks or registered trademarks of their respective holders Patent marking notice http www solaredge com groups patent The general terms and conditions of purchase of SolarEdge products shall apply The content of these documents is continually reviewed and amended where necessary However discrepancies cannot be excluded No guarantee is made for the completeness of these documents E SolarEdge Key User Guide MAN 01 00131 1 1 Disclaimers SO ar edge FCC Compliance This equipment has been tested and found to comply with FCC part 15 subpart B Class A regulations These limits are designed to
4. Do not connect the SolarEdge Key to any main circuits such as the inverter Safety amp Monitoring Interface SMI or other equipment that is directly connected to main circuits OTE The following warning symbols appear on the SolarEdge Key product label Symbol Warning AUTION This unit must be operated according to the manufacturer s instructions If the equipment is used in a manner not specified Risk of electric shock Do not open the case when connecte d to electrical circuit Read product instructions before use Equipment isolated by at least two insulation layers NOTE Y The SolarEdge Key is IP65 rated The product should not be submerged into water For cleaning use a damp cloth or IPA SolarEdge Key User Guide MAN 01 00131 1 1 Chapter 1 Introducing the SolarEdge Key SO a ref Chapter 1 Introducing the SolarEdge Key The SolarEdge Key is a service tool that is used to enable power optimizers to work with non SolarEdge inverters without installing any additional hardware In order to work with non SolarEdge inverters power optimizers must support IndOP Independent Optimization the part number of the power optimizer should start with OPI or OPJ All power optimizers provided by SolarEdge have the SafeDC feature enabled When connected to a PV module these power optimizers output a safe voltage of 1VDC until they are paired either with a SolarEdge inverter or with the SolarEdge Safe
5. Vo XXX X The string voltage measurement Bat XXXX The een state 4 bars full one bar low OP XXXX The estimated number of power optimizers in the string The screen initially starts as OP and updated after SafeDC state is changed If you do not press any button for five minutes the SolarEdge key shuts down automatically SolarEdge Key User Guide MAN 01 00131 1 1 Chapter 2 Using the SolarEdge Key SO ar edges Disabling SafeDC When connecting power optimizers directly to a non SolarEdge inverter without a Safety and Monitoring Interface disabling the SafeDC mode is required in order to reset the string before connecting to the inverter Y NOTE Do not start the process of disabling SafeDC in case of low battery Disable the safeDC for each string individually Y NOTE gt To disable the SafeDC mode 1 If using add on power optimizers OPIxxx or OPAxxx make sure each power optimizer is connected to the PV module as described in the SolarEdge Power Optimizers Installation Guide 2 Connect power optimizers in a string as described in the SolarEdge Power Optimizers Installation Guide 3 Connecta string of power optimizers to the SolarEdge Key see Figure 2 4 Check that the string voltage Vo xxx x is compatible with the number of optimizers When power optimizers are in SafeDC mode the Vo of each optimizer is 1V dc 5 Long press SafeDC Disable The screen displays In
6. aces and usage m Appendix A Errors and Troubleshooting page 15 provides information about how to troubleshoot potential errors m Appendix B Technical Specifications page 17 provides the electrical and mechanical specifications of the SolarEdge key For further information datasheets and the most up to date certifications for various products in different countries please visit the SolarEdge website www solaredge com ci SolarEdge Key User Guide MAN 01 00131 1 1 SO a r s i a i Support and Contact Information Support and Contact Information If you have technical queries concerning our products please contact US US amp Canada 1877 360 5292 support solaredge us Germany 49 89 45459730 support solaredge de France 0800917410 support solaredge fr Belgium 080073041 support solaredge be Italy 800 784 824 support solaredge it Netherlands 08000221089 support solaredge com United Kingdom 0800 028 1183 Greece 00800125574 Israel 972 73 240 3118 Japan 81 3 5530 9360 Australia 1800149229 Worldwide 972 73 240 3118 Fax 972 73 240 3117 Before contact make sure to have the following information readily available m Inverter and power optimizer model m Serial number of the SolarEdge Key device m The error indicated on the SolarEdge Key screen if exists m System configuration information including the type and number of modules connected and the number and length of strings SolarEdge Key User Guid
7. dOP and thenN Y 6 Short press the right button Confirm to continue or the left button Esc to abort If you confirmed the screen displays a backward countdown and then displays OP xx xx number of power optimizers in the string between 0 30 P SolarEdge Key User Guide MAN 01 00131 1 1 SO a r a i a i Chapter 2 Using the SolarEdge Key After 5 seconds the string output voltage Vo is displayed xxx x The SafeDC mode is now disabled and the voltage of each power optimizer equals the voltage of the module The DC cables carry a high voltage and the power optimizers no longer output a safe 1V output PROCEED WITH CARE Disconnect the string cables and connect them to the inverter Perform the commissioning steps of the inverter as described in its manual When connecting to inverters without SMI pairing is not required Enabling SafeDC When connecting power optimizers directly to a SolarEdge inverter or to a Safety and Monitoring Interface SafeDC should be enabled to ensure that all power optimizers are set to a 1V DC output voltage before connecting to SolarEdge inverter or SMI Y NOTE Enable the safeDC for each string individually gt To enable SafeDC 1 SolarEdge Key User Guide MAN 01 00131 1 1 If using add on power optimizers OPIxxx or OPAxxx make sure each power optimizer is connected to the PV module as described in the SolarEdge Power Optimizers Installation Guide Conn
8. e MAN 01 00131 1 1 Handling and Safety Instructions 50 ar fe doge Handling and Safety Instructions During installation testing and inspection adherence to all the handling and safety instructions is mandatory Safety Symbols The following safety symbols are used in this document Familiarize yourself with the symbols and their meaning before installing or operating the system AN A D ie Denotes a hazard It calls attention to a procedure that if not correctly performed or adhered to could result in injury or loss of life Do not proceed beyond a warning note until the indicated conditions are fully understood and met CAUTION Denotes a hazard It calls attention to a procedure that if not correctly performed or adhered to could result in damage or destruction of the product Do not proceed beyond a caution sign until the indicated conditions are fully understood and met OTE Denotes additional information about the current subject IMPORTANT SAFETY FEATURE Denotes information about safety issues SolarEdge Key User Guide MAN 01 00131 1 1 SO a r A i a i Handling and Safety Instructions Safety Instructions To avoid electrical shock disconnect electrical circuits before opening the SolarEdge Key case by the manufacturer the protection provided by the equipment may be impaired CAUTION The SolarEdge Key can only be connected to a single string of PV Modules
9. ect power optimizers in a string as described in the SolarEdge Power Optimizers Installation Guide Connect a string of power optimizers to the SolarEdge Key see Figure 2 Long press SafeDC Enable The screen displays SafeDC and thenN Y 5 Chapter 2 Using the SolarEdge Key SO ar edge Short press the right button Confirm to continue or the left button Esc to abort If you confirmed the screen displays a backward countdown and then displays OP xx xx number of power optimizers in the strings between 0 30 After 5 seconds the string output voltage Vo is displayed The SafeDC mode is now active and the voltage of each power optimizer is 1V The string voltage equals the number of power optimizers less than 30V When connecting to inverters with SMI perform the Commissioning steps as described in the SolarEdge SMI Installation Guide available on the SolarEdge website at http www solaredge com files pdfs products inverters guid es se installation guide safety monitoring pdf All the power optimizers must be logically paired to the SMI The power optimizers do not start producing power until they are paired with an SMI P SolarEdge Key User Guide MAN 01 00131 1 1 solar ek Appendix A Errors and Troubleshooting Appendix A Errors and Troubleshooting When an error occurs the LCD displays one of the following messages Error Description Possible Cause Possible Troubleshooting SolarEdge Ke
10. fter enabling SafeDC the string voltage is higher than the number of power optimizers in the string After enabling SafeDC the string voltage is lower than the number of power optimizers in the string One or more optimizer did not communicate to the SolarEdge Key One or more power optimizers did not turn to SafeDC not enough power due to shading or other reason One or more optimizers are OFF for example if there is not enough power due to shading or other reason Check all power optimizers connections Repeat the SafeDC enabling Enabling SafeDC on page 13 If the error persists contact SolarEdge support Repeat SafeDC enabling when all power optimizers have sufficient power all PV modules are exposed to sun light Repeat SafeDC enabling when all power optimizers have sufficient power all PV modules are exposed to sun light For troubleshooting SolarEdge equipment errors refer to the SolarEdge Power Optimizer Installation Guide or SolarEdge Inverter Installation Guide i SolarEdge Key User Guide MAN 01 00131 1 1 SO a r 8 i a i Appendix B Technical Specifications Appendix B Technical Specifications Electrical Specifications Number of string inputs a Number of power optimizers that can be commissioned in 4 30 power optimizers single string Maximum input voltage 1000 Bovisa 3 x AA batteries nominal PRO voltage 1 5V not supplied Mechanical Specificati
11. ons Dimensions L x W x H 171x83x38 mm Inch 6 7x3 3x 1 5 Weight lt 0 5 1 1 kg lbs Standard Compliance Electromagnetic compatibility FCC Part15 Class A SS IEC61000 6 2 IEC61000 6 3 Safety IEC61010 1 1EC61010 031 Environmental Specifications Storage temperature range 40 to 85 40 to 185 Operating temperature range 20 to 50 4 to 122 Relative humidity non condensing Protection rating SolarEdge Key User Guide MAN 01 00131 1 1 solar www solaredge com MAN 01 00131 1 1
12. provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment OFF and ON you are encouraged to try to correct the interference by one or more of the following measures m Reorient or relocate the receiving antenna m Increase the separation between the equipment and the receiver and its antenna m Connect the equipment into an outlet on a circuit different from that to which the receiver is connected m Consult the dealer or an experienced radio TV technician for help Changes or modifications not expressly approved by the party responsible for compliance may void the user s authority to operate the equipment i SolarEdge Key User Guide MAN 01 00131 1 1 solar edge Table of Contents Table of Contents DISCIANMICNS a ee 1 important Notice rara 1 FCC CO Ii PAN CS iano 2 Table Of Contents ccsccsccecceccscceccecceccecceccecceccecceccecceces 3 About fC c i 4 Support and Contact Information sccsccsccsccecceccecceccees 5 Handling and Safety Instructions
13. ty amp Monitoring Interface SMI and until power production has started Refer to SolarEdge Power Optimizers Installation Guide for more details When connecting PV strings with power optimizers directly to a non SolarEdge inverter without a Safety and Monitoring Interface SafeDC must be disabled before connecting the string to the inverter The SolarEdge Key is used to configure power optimizers to one of the following modes of operation m SafeDC When the power optimizer is connected to a PV module its output voltage is limited to a safe voltage of 1V DC until the optimizer is connected and paired with SolarEdge inverter or with SMI When the SolarEdge inverter SMI are operating the power optimizer s output voltage raises above 1V DC and the optimizer provides power When the SolarEdge Inverter SMI are turned off the power optimizer s output voltage is back to a safe voltage of 1V DC m SafeDC Disabled When the power optimizer is connected to a PV module its output voltage is limited to the open circuit voltage Voc of the connected PV module SolarEdge Key User Guide MAN 01 00131 1 1 SO a r i E i Chapter 2 Using the SolarEdge Key Chapter 2 Using the SolarEdge Key The SolarEdge Key Interface LCD display Display button SafeDC Disable Confirm button SafeDC Enable Esc button ON OFF button Connection to string Figure 1 SolarEdge Key interface SolarEdge Key User Guide
14. y displays OV XXXX X SolarEdge Key displays Inv Vo SolarEdge Key displays Failed after pressing SafeDC Disable The number of power optimizers on the LCD display after SafeDC disabling is less than the number of power optimizers connected in the string SolarEdge Key User Guide MAN 01 00131 1 1 The string voltage is higher than the maximum allowed system voltage 1000V Negative string voltage PV String is too long One or more power optimizers are not connected properly to the string One or more power optimizers are shaded or not getting enough power during the commissioning Turn the SolarEdge Key OFF and disconnect the PV string Refer to the PV module datasheet to determine the maximum number of modules that can be connected into a string without exceeding the 1000V limit for the SolarEdge Key Reversed polarity Refer to the SolarEdge Installation Manual for more details Connect up to 30 optimizers not more than 1000V total to the SolarEdge Key and repeat SafeDC disabling Disabling SafeDC on page 12 Check the power optimizers connection and repeat SafeDC disabling Repeat SafeDC disabling when all power optimizers have sufficient power all PV modules are exposed to sun light Appendix A Errors and Troubleshooting solar FF Error Description Possible Cause Possible Troubleshooting The SolarEdge Key displays Failed after pressing SafeDC Enable A
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