Omron KP100L-OD - 12-2010 User Manual
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Omron KP100L-OD - 12-2010 User Manual

Gridconnect photovoltaic inverter
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Cat. No. S101-E1-02
GridConnect Photovoltaic Inverter
KP100L-OD-
Note: Dec,2010

USER'S MANUAL
KP100L does not have the compatibility with thin-film module at this moment.
The compatibility is under evaluation.

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Summary of Contents for Omron KP100L-OD - 12-2010

  • Page 1 Cat. No. S101-E1-02 GridConnect Photovoltaic Inverter  KP100L-OD- USER’S MANUAL Note: Dec,2010 KP100L does not have the compatibility with thin-film module at this moment. The compatibility is under evaluation.
  • Page 2 The software and the protective functions are not accessible and/or changeable to the user. • This manual is intended for: Users and Installers of the KP100L • Read this manual carefully and make sure that you understand it well to ensure that you are using the KP100L correctly.
  • Page 3 OF PROFITS OR COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCTS, WHETHER SUCH CLAIM IS BASED ON CONTRACT, WARRANTY, NEGLIGENCE, OR STRICT LIABILITY. In no event shall the responsibility of OMRON for any act exceed the individual price of the product on which liability is asserted.
  • Page 4 The following are some examples of applications for which particular attention must be given. This is not intended to be an exhaustive list of all possible uses of the products, nor is it intended to imply that the uses listed may be suitable for the products: •...
  • Page 5 PERFORMANCE DATA Performance data given in this manual is provided as a guide for the user in determining suitability and does not constitute a warranty. It may represent the result of OMRON's test conditions, and the users must correlate it to actual application requirements.

  • Page 6: Safety Precautions

    Safety Precautions Indications and Meanings of Safety Information In this user's manual, the following precautions and signal words are used to provide information to ensure the safe use of the KP100L. The information provided here is vital to safety. Strictly observe the precautions provided.
  • Page 7 Functional lesion by injury and fire damage may possibly occur. Do not remove the MC cap on the back of the product when you exchange the FAN Assembly. Ask to the store where you purchased the product or to an authorized service person when disposing of the product.
  • Page 8 Fire by loose connection of AC terminal block may possibly occur. Confirm there is no looseness in the screw of the AC terminal block during the maintenance. When using the product by the state that tightening the screw of AC terminal block is insufficient, fire by loose connection may possibly occur.
  • Page 9 Functional lesion by fire damage of terminal may occasionally occur. Detach the MC connector by the state that turns off the breaker of the solar modules side. In the state that the current flows, inserting and removing of the MC connector is not allowed.

  • Page 10: Precautions For Safe Use

    Do not install in the location where the product receives direct sunlight or rain when you install in outdoor. Do not install the product in the home or near the place where the person work because the audible noise generates when the product is oparating.
  • Page 11 • Use the breaker that corresponds to the capacity of the solar modules for the breaker of the Solar modules side. • Use the 20A trip breaker with B or C or D trip characteristics for the breaker of the grid side. Maintenance - Inspection •...

  • Page 12: Precautions For Correct Use

    (12) Locations subject to being damaged the wiring by animals or other factors. Protect the wiring by, for example, placing wiring ducts. (13) Locations subject to near the equipment (such as a radio or TV) that is likely to be affected by electric waves, or to near an antenna.
  • Page 13 • and input voltage to protect the inverter from the lightning surge. • To do a steady operation, install and use the product in places where the following situations are avoided. (1) Locations where surge voltage of the grid is generated by influence of neighborhood facilities and equipment.
  • Page 14 Warning Labels Warning Labels and Warning Description The Warning labels are located on the KP100L as shown in the follow illustration. Be sure to follow the instructions Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL...
  • Page 15 Checking After Unpacking Checking the Product On delivery, be sure to check that the delivered product is the KP100L that you ordered. Should you find any problems with the product, immediately contact your nearest local sales representative or OMRON Sales Office.

  • Page 16: Checking The Accessories

    Checking the Accessories The follow items are included in the KP100L package. Check that all of the items shown in the package before you start the installation. Mounting base plate QIG (Quick Install Guide) User’ s Manual KP100L Only KP100L-OD-KR...
  • Page 17 About This Manual This Manual is compiled chapter by chapter for user's and installer's convenience as follows. You understand the follow configuration ensures more good operation of the product Content / Exposition For Users Installers   Chapter 1 Overview Describes features and names of parts.
  • Page 18 Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL...

  • Page 19: Table Of Contents

    Maintenance Parts ....................... 2-27 Options ..........................2-28 Chapter 3 Operation ................3-1 Part Names and Descriptions of Operation and Display Part ........... 3-4 Procedure at the First Time Operation ................3-5 Display transition ........................3-8 State Display .......................... 3-9 Mode Selection Display ...................... 3-11 Setting in Particular Countries ...................
  • Page 20 Storage ........................... 5-6 Chapter 6 After-Sales Service............6-1 After-Sales Service ........................ 6-2 Contact ........................... 6-3 Chapter 7 Specifications..............7-1 Standard Specification List ....................7-2 Chapter A Appendix................A-1 A-1 Error list..........................A-2 A-2 LCD messages (Local Language) ..................A-4 Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL...
  • Page 21 Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL...

  • Page 22: Chapter 1 Overview

    1-3 Appearance and Names of Parts ....... . . 1-9...

  • Page 23: Model Name

    1 Overview Model Name Model Country Germany, Spain, Italy, France, Greece(Only mainland),Czech Republic, KP100L-OD-EU / EU-T Denmark, Portugal, Turkey, Republic of South Africa KP100L-OD-KR Korea 1 - 2 Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL...

  • Page 24: Functions

    This makes it possible to purchase power from the grid during periods when the load is high, and to sell power to the grid during periods when the load is low. (Please note that a contract must be concluded with the grid for this purchasing and selling transaction.) The system configuration of the KP100L is shown in the figure bellow.
  • Page 25 DC input voltage. The KP100L has 3 MPPT. The topology of the MPPT is mainly a booster. Each booster steps up the DC input voltage to a higher DC BUS voltage. User can connect differently-aligned string as 3 MPPT operate independently as illustrated in the figure bellow.
  • Page 26 1 Overview Communication Facility RS-485 Communications To communicate with multiple KP100L Units, you can connect them to a personal computer via RS-485 ports. The maximum cable length is 500 m. RS-485 allows communication with up to 31 Units. RS-485 communications require a cable of the appropriate length and a personal computer installed with monitoring software.
  • Page 27 RS-485 RS-232C Communications The simplest and least expensive way to communicate between a single KP100L and a personal computer is to connect directly via RS-232C ports. The maximum cable length between the personal computer and the KP100L is 15 m.
  • Page 28 1 Overview AUX Facility Relay Output The KP100L has the 2 relays for 2 output signals of the table below. Refer to"3-5 Parameter List" for the setting of the output signal. Refer to"2-4 Wiring " for connecting the AUX cable. Name...
  • Page 29 1 Overview Photo-Coupler Input The KP100L has the photo-coupler for input signals of the table below. Refer to"3-5 Parameter List" for the setting of the input signal. Name Type of contact Specifications 10mA Use 24 VDC to use AUX_IN. Minimum ON time : 100ms Leakage current at OFF status ...

  • Page 30: Appearance And Names Of Parts

    Cover foreside R (for Wiring) Heat sink Cover foreside L Display 3-pairs of Fans AC Cable Clamp DC Input plug AUX Cable Clamp (MC4 connectors) Communication Cable Clamp (1) Fan Fans 1 - 9 Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL...
  • Page 31 1 Overview (2) 3-pairs of DC input plug (standard MC4 connectors): Each input pair consists of positive and negative terminals, Refer to "2-4 Wiring". DC Input plug ( + ) DC Input plug ( - ) (3) AC Output: Delivering AC to the grid...
  • Page 32 1 Overview (4) AUX Interface AUX Interface has the two relay output and the one photo coupler input. (5) RS-232C or RS-485 Communication Interface: The interface allows the communication with computer via RS-232C or RS-485. AUX Terminal Block Communication Terminal Block...
  • Page 33 1 Overview 1 - 12 Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL...

  • Page 34: Chapter 2 Design

    2-1 Typical System Configuration ........

  • Page 35: Typical System Configuration

    Applicable grid network The KP100L is designed to operate with grid network system type TT, TN as shown in the figure below. If the KP100L is connected to the different type of grid network such as IT, it may be fault occur.
  • Page 36 2 Design The KP100L is designed with grid network system type TT, TN. Then If you use transformer, connect the Neutral to the ground as shown in the figure below. 3P+N Grid Neutral in KP100L side should be connected to the ground.
  • Page 37 This can be achieved by new inverter circuit (ZCC). As a result, the voltage of negative pole on solar module is approx. zero. According to this function, you can use the solar module which does not allow negative voltage on solar module.

  • Page 38: Application Information

    DC switch / circuit breaker is an obligatory prerequisite stipulated by DIN VDE 0100-712, the installation standard for PV systems in Germany. For safety point of view during working on an electrical device, it is necessary to disconnect from the energy supply. DC circuit breaker between the PV modules and the inverter is used. Select DC circuit breaker with rate current is larger than designed PV short circuit current on each DC input.
  • Page 39 2 Design Ground fault breaker / RCD (Residual Current Device) For KP100L, the use of RCDs type B is not indispensable and RCDs type A can be used. IEC712.413.1.1.2 describes about Residual Current Devices (RCDs) as follows: 712.413.1.1.1.2 Where an electrical installation includes a PV power supply system without...

  • Page 40: Installation

    • Do not install the product on ocean-going vessels or in places near the seacoast that are subject to saltwater spray. • When you install outdoors, be sure to provide an awning or eave of some kind to prevent direct sunlight or rain from striking the Unit.
  • Page 41 2 Design • When you install multiple Inverters, leave a space of 200mm the minimum to the side of the Inverter. Do not install multiple Inverters vertically. 200mm Mount Inverter Straight Never mount tilted to front Never use in tower orientation 2 - 8 Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL...
  • Page 42 (2) Mark the positions of the 8 outer mounting holes onto the wall with the mounting base plate. (3) Drill the 8 marked holes in the wall, and then drive the 8 Snap Bushings by the hammer into the wall, when the wall is a hard wall like concrete.
  • Page 43 (5) Set it in product so that 4 places in the part where both sides of the mounting base plate are curved may come outside of the heat sink. (6) Set it up so that the 2 screws in the both sides of the heat sink may fall into the ditch of the mounting base plate.

  • Page 44: Wiring

    Connecting the AC Cable Connect the AC cable to the KP100L as follow steps (1) Remove the cap of the AC cable clamp, and take the rubber bush (None hole) out. Rubber Bush (none hole) (2) Pass the AC cable through the cap and the rubber bush of the cable clamp....
  • Page 45 6[mm2] 1.5% 10[mm2] 1.0% 0.5% 0.0% Cable length [m] (3) Use the special Rod terminal and crimping pliers for AC wiring like the picture below when connected with KP100L. Cross- Rod terminal crimping pliers sectional area of wire (Phoenix Contact)
  • Page 46 2 Design (4) Insert wire in the interior of AC terminal block, and tighten by a flathead screwdriver. (Tightening torque :1.2 to1.8 Nm) N PE (5) Tighten the cap of the cable clamp surely. When tightening the cable clamp is insufficient, the effect of the waterproof is not achieved.
  • Page 47 (1) Remove the cap of communications cable clamp, and take the rubber bush out. Rubber Bush (2) Puncture only the necessary parts of the rubber bush taken out with a tool like gimlet, and pass wiring. Use the cable and the wire in the table below.
  • Page 48 2 Design (4) KP100L has 2 kinds of communications (RS-232C, RS-485), and the following tables show each wiring step. The PIN arrangement of "Communication terminal block" is shown below. Name Note RS-232C_TXD RS-232C_RXD RS-485_DB(+) RS-485_DA(-) GO is internally connected with Terminal No.3.
  • Page 49 2 Design (5)-1 RS-232C Connect the wire to 1: RS-232C(TXD), 2 : RS-232C(RXD), and 3 : GO of communication terminal block (TB401). When you connect the wire, insert the wire while pushing the black button of TB401 and release the button.
  • Page 50 2 Design (5)-2-2 Wiring when connecting 2 or more products Connect the wire to 3: GO, 4: RS-485_DB(+) and 5: RS-485_DA(-) of the communication terminal block(TB401). Connect the other wire to 6: GO, 7: RS-485_DB(+) and 8: RS-485_DA(-). (5)-2-3 Terminal processing of wiring when connecting 2 or more products Connect the other wire to 9: RS-485_END1 and 10: RS-485_END2.
  • Page 51 Two spare rubber bush are bundled. Use bundled rubber bush when you make a mistake in the punctured processing. (3) Pass the AUX cable through the hole of the product. Set the Rubber Bush in the main body of the cable clamp, and tighten the cap lightly.
  • Page 52 2 Design (4) KP100L has one input signal and two output signal, and shows each wiring steps in the follow. The PIN arrangement of "AUX terminal block" is shown below. Name Note AUX_IN+ Photo-coupler input +. Refer to"1-2 Function" AUX_IN- Photo-coupler input -.
  • Page 53 Connect the wire to 4 : AUX_OUT1+ÅA6 : AUX_OUT1- of AUX terminal block(TB402). When you connect the wire, insert the wire while you push the black button of TB402 and release the button. *Note: Note the wrong wiring of the signal wire, and the catch of the insulating coating.
  • Page 54 2 Design (5)-3 AUX_IN Connect the wire to 1 : AUX_IN+, 2 : AUX_IN- of AUX terminal block(TB402). When you connect the wire, insert the wire while you push the black button of TB402 and release the button. Note: Note the wrong wiring of the signal wire, and the catch of the insulating coating.
  • Page 55 Mount the enclosed MC caps onto MC connector that is not used. Each set of DC terminals takes a maximum DC input of 13A. 3 pairs of DC terminals can take a combined input of up to 33A. Maximum PV input power for each tracking is 5,500W.
  • Page 56 KP100L side (MC4 series) PV-ADBP4 PV-KST4 PV-ADSP4 PV-KBT4 Multi-Contact sells the conversion cable to MC3 and MC4(PV-A-KBT3/KST4,PV-A-KBT3/KST3). If you use MC3 series in the solar module, refer to these conversion cable below. Solar module side (MC3 series) KP100L side (MC4 series) PV-ADBP4...

  • Page 57: Check List

     There has been no mechanical stress, which applies continuously yet negligible, such as vibration or shock to the inverter.  The heat sink of the inverters is purged to avoid any clog of air convection and do not place any objects close to the air duct.

  • Page 58: Connecting To The Grid

    Wiring the KP100L to the Grid The AC connection unit is an interface between the KP100L and the grid. It may consist of an electrical breaker, fuse and terminals for connection to both the KP100L and the grid. This AC connection unit must be designed by qualified technician to comply with local safety standards.
  • Page 59 Set a specified country. Refer to "3-2 Procedure at the First Time Operation" for detail. After the country setting, the input voltage is greater than 200 VDC and the AC grid is not connected to the KP100L, the LCD displays. Fault...

  • Page 60: Maintenance Parts

    2 Design Maintenance Parts The KP100L has the two fans of maintenance parts. Refer to "Chapter 4 Maintenance Operations" for the alarm of the fans exchange. Refer to "Chapter 5 Inspection and Maintenance" for exchange procedure of the fans. 2 Cooling Fans 2 - 27 Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL...

  • Page 61: Options

    (1) Remove the screw 2 points where cover foreside R is fixed, and fix with the bought screw. (Tightening torque :1.5 to 1.7 Nm) (2) Pass the steel wire through the part of the fixed hole of 2 screws. And, pass the steel wire through attachment as shown the figure.
  • Page 62 2 Design (3) Pull the wires as shown in figure. Once you pull the wire firmly, you can not loose it. DC SWITCH It is necessary to use DC switch or circuit breaker which complies to the installation standard for photovoltaic systems (VDE0100-712).
  • Page 63 2 Design 2 - 30 Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL...

  • Page 64: Chapter 3 Operation

    3-6 Setting in Particular Countries ........3-20...
  • Page 65 Observe the following warnings and cautions when using the KP100L. WARNING Injury or fire may occur due to electric shock. Do not open, disassemble, modify, or repair the front cover and the cover foreside L. Death may possibly occur by injury because the solar modules operate at a high voltage. Do not remove the MC connector....
  • Page 66  Use the Product • Do not stand on the product or place any objects on the product. • Serious injury may occur due to fire. Do not use the product in a flammable gas atmosphere (including flammable sprays such as pesticides).

  • Page 67: Part Names And Descriptions Of Operation And Display Part

    Display [1] Displays the data name of Display [3]. Display [2] Displays the status data. Display [3] Displays measurement value, error content and set value that user selected. MODE Changes display modes. << Changes (Reverse-sending) the display mode and set value.

  • Page 68: Procedure At The First Time Operation

    Procedure of the Country Setting The display moves to the display of the setting of the country when you start KP100L with Country Setting not fixed. Refer to the figure below for setup. Table shows the relation between the menu and the country. You can't set the country other than countries shown in the table.
  • Page 69 After 5 second pass To the Normal Display (1) In the country selection display, select the items that you want to set by the "<<" and ">>" key and you decide the item by the ENT key. (2) In the last confirmation display of country setting, fix the country setting when you push the ENT key for 5 second.
  • Page 70 Push the MODE key Check:Country (1) In the normal display, if you press the MODE key for 5 second, display change to the selection display. (2) In the selection display, push >> and choose "Check". (3) After you choose “Check“, push the ENT key.

  • Page 71: Display Transition

    3 Operation Display transition The display according to the state of the KP100L and the key operation is done after the KP100L starts. The following show the image of the display transition. State display Push the ENT key Error occurs...

  • Page 72: State Display

    The Display [3] shows the measurement value. Select the measurement value that you want to display by pushing the "<<" or ">>" key. The displayed item is changed every 0.5 seconds when you keep pushing the "<<" or ">>" key. The Display [1] shows the item name of the data displayed in the Display [3].

  • Page 73: Error Display

    When two or more errors occur, the error with the highest priority is displayed. The Display [3] change from the display of the error content into the display of the measurement value when "<<" or ">>" key is pushed whiles the error occurring.

  • Page 74: Mode Selection Display

    You can change the mode of user setting or setting confirmation or error logging from the mode selection display. The display changes when the ENT key is pushed after you select the mode that you want to change by you push the "<<...
  • Page 75 In the mode of User's setup, select the items that you want to set by the "<<" and ">>" key and decision the item by the ENT key. Next, select the value that you want to set by the "<<" and ">>" key and decision the set value by the ENT key.
  • Page 76 Thus, set "Communication Unit Number" not include 00 when you do the communications other than the Broadcast with Modbus. *2 In the case of the Modbus setting, the silent interval is not included in the RS-485 Communication Send wait the time. 3 - 13...
  • Page 77 [6] Communication Parity [Modbus only] Set the parity for the communication. After set the parity, disconnect the solar modules (turn-off the switch in DC side) and connect again to confirm the value. [7] Communication Stop bit [Modbus only] Set the stop bit for the communication.
  • Page 78 [10] Setup level for control of the grid voltage increasing This is a function to prevent increasing of the grid voltage by controlling the output current when the grid voltage increases. This function can control the voltage of the inverter terminal before reaching OV level.
  • Page 79 [Operational Procedure] At first, after display show the item name of "ErrReset" by you push the "<< "and ">>" key, push the ENT key. When you push the ENT key and the MODE key at the same time for 5 second after the display became the execution confirmation "Are you ready?", the Error reset is executed.
  • Page 80 [Operational Procedure] At first, after showing the item name of "TotalClr" by you push the "<<" and ">>" key, push the ENT key. When you push the ENT key and the MODE key at the same time for 5 second after the display became the execution confirmation "Are you ready?", the integral power consumption clear is executed.
  • Page 81 Check Settings if you select "Check" and push the ENT key. Change into the display of the item of next one by you push the ">>" key and change into the display of the item of previous one by you push the "<<" key.
  • Page 82  Error Logging (Menu:ErrLog) In the display of Error Logging, the content of the error that occurred in the past are shown up to 50. The serial number and the error code are shown in the Display [2] and the content of the error is shown in the Display [3].

  • Page 83: Setting In Particular Countries

    OV(Over Voltage), UV(Under Voltage), OF(Over Frequency) and UF(Under Frequency). Detect level and detect the time are shown on LCD. Execute the Auto Test in grid-connected condition. If you don’t connect grid and start Auto test, you can not finish Auto Test.
  • Page 84 3 Operation Broad outline of sequences during the Auto Test Broad outline of sequences during the Auto Test are shown below. The Auto Test is executed OV, UV, OF, UF, in that order. (1) The inverter turns ON the inside Grid-connected relay.
  • Page 85 (1-1)The inverter turns on the inside Grid-connected The Auto relay AutoTest:OV [L1] Test of (1-2)Detect level of OV [L1] is decreased at the point of OV [L1] 0.5V/s 230.03V / 270.00V (1-3)Grid-connected relays are disconnected, when OV The grid voltage of L1 [L1] detect level keeps below the grid voltage for [e.g.] in the case of 230.03V...
  • Page 86 (3-1)The inverter turns on the inside Grid-connected The Auto relay AutoTest:OV [L3] Test of (3-2)Detect level of OV [L3] is decreased at the point of OV [L3] 0.5V/s 230.03V / 270.00V (3-3)Grid-connected relays are disconnected, when OV The grid voltage of L3 [L3] detect level keeps below the grid voltage for [e.g.] in the case of 230.03V...
  • Page 87 (5-1)The inverter turns on the inside Grid-connected The Auto relay AutoTest:UV [L2] Test of (5-2)Detect level of UV [L2] is increased at the point of 230.02V / 184.00V UV [L2] 0.5V/s (5-3)Grid-connected relays are disconnected, when UV The grid voltage of L2 [L2] detect level keeps above the grid voltage for [e.g.] in the case of 230.02V...
  • Page 88 (7-1)The inverter turns on the inside Grid-connected The Auto relay AutoTest:OF Test of (7-2)Detect level of OF is decreased at the point of 50.00Hz / 50.30Hz 0.05Hz/s (7-3)Grid-connected relays are disconnected, when OF The frequency of the grid detect level keeps below the grid voltage for more [e.g.] in the case of 50.00Hz...
  • Page 89 This section explains the setting when the country setting is Germany. Change of Detect level The detect level of OV can be changed according to the detect level change menu of the user setting as follows. You can only change setting in consultation with grid operator...
  • Page 90 VDE0126-1-1 4.2 and 4.3 for 5 seconds. *2 Before connecting the grid, it is examined if the voltage and frequency of the grid remains within the tolerance for 30 seconds.

  • Page 91: Confirm Method Of Lcd Display

    Confirm method of LCD display This function is used as a function to judge whether it is a breakdown of LCD, if LCD is not displayed. The display changes into the checking display of the LCD when you push the ENT key for 5 second while shown normal display or error display.

  • Page 92: Chapter 4 Maintenance Operations

    4-4 Troubleshooting ........

  • Page 93: Outline Of Error

    4 Maintenance Operations Outline of error Refer to " Appendix-1 Error list " for detail of each error. 4 - 2 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...

  • Page 94: Remedy For Errors

    4. Other high-power consumption device is affecting the grid system. 5. Inverter is abnormal. 1. If this problem occurs seldom (such as 1 time a day), no action is necessary. Operation will restart automatically when the grid voltage returns to normal....
  • Page 95 4. Other high-power consumption device is affecting the grid system. 5. Inverter is abnormal. 1. If this problem occurs seldom (such as 1 time a day), no action is necessary. Operation will restart automatically when the grid voltage returns to normal....
  • Page 96 4. Other high-power consumption device is affecting the grid system. 5. Inverter is abnormal. 1. If this problem occurs seldom (such as 1 time a day), no action is necessary. Operation will restart automatically when the grid voltage returns to normal....
  • Page 97 3. Other high-power consumption device is affecting the grid system. 4. Inverter is abnormal. 1. If this problem occurs seldom (such as 1 time a day), no action is necessary. Operation will restart automatically when the grid voltage returns to normal....
  • Page 98 Remedy for User installer. 1. Check the open PV voltage, and see if it is more than or too close to specification. Remedy for Professional 2. If PV voltage is much less than specification and the problem still occurs, please replace the Inverter.
  • Page 99 1. If something is blocking the heat sink, remove it. Remedy for User 2. If nothing is blocking the heat sink, the fan may have reached the end of its service life. Contact the store from which you purchased the product or your installer.
  • Page 100 Ground faults are being caused by electrical appliances, the KP100L, or the solar Situation modules. Possible Cause 1. Check to make sure that the ground faults are not being caused by electrical appliances. 2. If no abnormalities are found, contact the store from which you purchased the Remedy for User product to measure the insulation resistance of the KP100L and the solar modules.

  • Page 101: Buzzer

    If the KP100L is not installed correctly and this abnormal condition persists for more than 1 minute, the alarm generates the following signal. Alarm is ON for 0.5 sec and OFF for 4.5 sec, this is repeated until the Inverter is shut down or the error is no longer present.

  • Page 102: Troubleshooting

    The power generation level is low even on a sunny day. • The service life of the fan may have been reached, in which case the fan needs to be replaced. • The Solar modules may be obstructed or shaded by something.
  • Page 103 4 Maintenance Operations 4 - 12 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...

  • Page 104: Chapter 5 Inspection And Maintenance

    5-1 Inspection and Maintenance ........

  • Page 105: Inspection And Maintenance

    5 Inspection and Maintenance Inspection and Maintenance Additionally tighten the cable clamp The cable may thin slightly due to usage conditions. This requires that you additionally tighten the cable clamp regularly. Additional tightening of the cable clamp 5 - 2...
  • Page 106 FAN Assembly. The exchange of FAN in the state set up is possible. (1) The screw in 4 places is removed, and the FAN Assembly is removed as shown in figure below. Screw (4 places) (2) Remove the FAN Assembly from the main body of the product.
  • Page 107 5 Inspection and Maintenance (3) Remove the FAN connector of the FAN Assembly. Release the lock pushing the part shown in figure, and detach the relay connector. Release of lock FAN connector (4) Prepare new FAN Assembly. (5) Connect the FAN connector.
  • Page 108 5 Inspection and Maintenance (6) Attach the FAN Assembly to the product. Confirm the FAN wiring is not catch between the heatsink and the FAN Assembly. (7) Fix the 4 screw. (Tightening torque 1.5 to 1.7N•m) Screw (4 places) 5 - 5...

  • Page 109: Storage

    : 95% maximum (Without condensation or freezing due to rapid temperature change) • Do not store this unit in a place with dust, direct sunshine, corrosive gas, or combustible gas. 5 - 6 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...

  • Page 110: Chapter 6 After-Sales Service

    6-1 After-Sales Service ........

  • Page 111: After-Sales Service

    6 After-Sales Service After-Sales Service In situations such as the following, stop the KP100L operation and contact the store from which you purchased the product. • The KP100L is operating, but nothing is displayed. • When the malfunction massage show •...

  • Page 112: Contact

    2-1-2, Nishikusatsu, Kusatsu-city, Shiga, Pref.,525-0035 Japan  The Original Carton Box When it is necessary for you to send the KP100L to OMRON, please send the KP100L in the original carton box. 6 - 3 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...
  • Page 113 6 After-Sales Service 6 - 4 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...

  • Page 114: Chapter 7 Specifications

    7-1 Standard Specification List ........

  • Page 115: Standard Specification List

    200 to 850 VDC MPPT voltage range VPV1 225 to 850 VDC Nominal input voltage 585 VDC Max. input current per one pair of DC terminals 13 ADC Max. input power per one pair of DC terminals 5,500 W 6000 5000...

  • Page 116: Specifications

    *2 Ambient temperature is measured 10cm below of the inverter. There is few influence of self-heating from the inverter because wind of the FAN blow from lower side to upper side, then temperature 10cm below of the inverter is same as surrounding temperature of the inverter.
  • Page 117 7 Specifications 7 - 4 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...

  • Page 118: Chapter A Appendix

    A-1 Error list ........... . . A-2 A-2 LCD messages (Local Language) ....... . . A-4 A - 1 Grid Connect Photovoltaic Inverter KP100L-OD-...

  • Page 119: A-1 Error List

    A Appendix A-1 Error list The table below shows the list of Error and the content of the display of each error. content of Mode(AUX_OUT1) Contents of display[3] display[2] (Refer to P.74) Error code Content of error Error name error kind...
  • Page 120 Auto Test AutoTestFault Fault A2-5 Abnormality of fan Fan failure Warning A2-6 Over voltage (D/D) OverVolt DD Warning Over voltage (VD2) OverVolt VD2 Warning Over voltage (VD3) OverVolt VD3 Warning A - 3 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...

  • Page 121: Lcd Messages (Local Language

    COM_232C (*1) (*1) MIT_232C (*1) (RS-232C) Communication Baud rate COM_485 (*1) (*1) MIT_485 (*1) (RS-485) Communication Parity COM_Pari (*1) (*1) MIT_Pari (*1) Communication Stop bit COM_Stop (*1) (*1) MIT_Stop COM_Arrê A - 4 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...
  • Page 122 Execution confirmation Are you ready? è pronto? ¿Estás listo? Sind Sie bereit? Etes-vous prêt? Waiting Waiting Attesa Espera Warten Attente *1 The content of the display is the same as English. A - 5 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...
  • Page 123 A Appendix The table below shows the list of Error and the content of the display of each language. Contents of display[3] Error name Error Content of error code English Italian Spanish German French E1-1 Over voltage (Grid) Grid OV...
  • Page 124 Encim voltaje ÜberVolt VD2 DessusVolt Over voltage (VD3) OverVolt VD3 OltreVolt VD3 Encim voltaje ÜberVolt VD3 DessusVolt No Record No Record Nessun record Sin Datos Keine Daten Pas de dossier A - 7 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...
  • Page 125 A Appendix A - 8 Grid Connect Photovoltaic Inverter KP100L-OD- USER’S MANUAL...

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