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Selectronic SelectSun 40K Nstruction Manual

Photovoltaic string inverter
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Instruction Manual for
SelectSun 40K
Photovoltaic String Inverter
Installation • Operation • Service
Doc. No. | 982056
Version | 01
Date | 2018-03
Language | English

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Summary of Contents for Selectronic SelectSun 40K

  • Page 1 Instruction Manual for SelectSun 40K Photovoltaic String Inverter Installation • Operation • Service Doc. No. | 982056 Version | 01 Date | 2018-03 Language | English...

  • Page 2: Copyright

    All trademarks or registered trademarks are the property of their respective owners. Disclaimer and Limitation of Liability Selectronic Australia Pty Ltd assumes no liability in the event of damage as a consequence of the failure to observe the warning instructions in these operating instructions or of improper usage.

  • Page 3: Table Of Contents

    Grid Line Impedance ........................27 4.12 DC Connection of the Solar Generator ..................27 4.13 Phoenix T-LOX Knee Lever Connection ..................29 4.14 Interface Port RS485 ........................30 4.15 Ethernet Interface Connection ....................... 32 Doc. No. 982056, Version 01, SelectSun 40K...
  • Page 4 8.2.3 Connection of the External Stop Signal (DRM 0) ..............58 8.2.4 Configuration of the External Stop Signal (DRM 0) ..............59 8.2.5 Attach the DRM 0 Sticker ......................60 Maintenance 4 | Doc. No. 982056, Version 01, SelectSun 40K...
  • Page 5 Maintain the Inverter ......................... 61 Decommissioning 10.1 Remove Inverter ..........................62 10.2 Package Inverter ........................... 62 10.3 Disposal ............................62 Technical data 11.1 Inverter ............................63 11.2 Temperature-Derating ........................65 11.1 Efficiency Curves ........................... 65 Certificates Contact Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 6: About This Instruction Manual

    Leads directly to death or serious personal injury if ignored. Follow the warnings to avoid death or serious injury! WARNING May result in death or serious personal injury if ignored. Follow the warnings to avoid serious injuries! 6 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 7: Information

    This symbol represent important notes concerning potential harm to people, this unit, or associated equipment. Information Note: A notice describes information which is important for the optimum and cost- effective operation of the equipment. Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 8: Safety Information

    2 Safety Information Designated Use The SelectSun 40K inverter, also referred to in these operating instructions as the inverter, is a solar inverter, which transforms the direct current generated by the PV generator (photovoltaic modules) into alternating current and feeds this into the power supply network.

  • Page 9: Dangers Arising From Misuse

     Discharge time is at least 15 minutes. DANGER Danger to life from high discharge current  It is essential to ensure an earthing connection has been established prior to connection to the supply current circuit. Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 10: Protection Against Contact With Electrical Parts

     Persons with metal implants or metal splinters, as well as those with hearing aids, must ask a doctor before entering such areas, as impairments to health are to be expected. 10 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 11: Protection Against Contact With Hot Parts

    Starting up is prohibited until the entire system meets the national regulations and safety rules regarding use. • Operation is only permitted with adherence to the national EMC prescriptions for the present use case. Doc. No. 982056, Version 01, SelectSun 40K | 11...

  • Page 12: Additional Symbols And Warning Notices On The Inverter

    - Requirements and test methods Additional Symbols and Warning Notices on the Inverter Indication of PV system General warning sign Warning of electrical voltage Hot surface! The housing can get hot during use. 12 | Doc. No. 982056, Version 01, SelectSun 40K...
  • Page 13 Before beginning of work switch unit free of voltage. Warning of electrical voltage on DC and AC side. All solar strings on the DC side are at voltage. Discharging time of the device longer than 15 minutes. Doc. No. 982056, Version 01, SelectSun 40K | 13...

  • Page 14: Description Of Device

    3 Description of Device Operating Mode The SelectSun 40K transforms the direct current generated by photovoltaic (PV) modules into alternating current and feeds this into the public grid. Figure 1: How it works: a grid-connected PV system with photovoltaic inverter...

  • Page 15: Features Of Selectsun 40K

    Dyn5 or Dyn11 Features of SelectSun 40K The SelectSun 40K inverter is a transformer-less, three-phase solar inverter, which has a particularly high efficiency at any operating point. Heat is dissipated only by convection. The internal temperature control prevents the device from exceeding the permissible ambient temperature.

  • Page 16: External Dimensions

    1) DC switch 2) DC overvoltage protection 3) DC EMC filter 4) DC current measurement 5) Isolation monitoring 6) DC voltage measurement 7) AC current measurement 8) AC grid relays (redundant) 16 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 17: Control Panel

    If the storage capacity is full, the oldest data is overwritten. With the default setting on delivery, the data logger logs 16 measuring channels. Recording cycle Storage time 1 minute 2.5 years 2 minutes 5 years 5 minutes 12.5 years 10 minutes 25 years Doc. No. 982056, Version 01, SelectSun 40K | 17...

  • Page 18: Installation

    Installation in non-ventilated ended cabinets and enclosures is not allowed because the unit in operation emits heat. • To allow for the heat dissipation required, keep the following minimum distances from the ceiling and wall as well as from neighbouring devices: 18 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 19: Transport

    The devices must be stored in clean and dry premises, if possible in their original packaging. The storage temperature must be in the range of -25 – +60 °C. Permissible variations in temperature may not exceed 20 °C (68 °F) per hour. Doc. No. 982056, Version 01, SelectSun 40K | 19...

  • Page 20: Check Delivery

    1 year and at a storage temperature of ≤ 40 °C / ≤ 104 °F while in a de- energized state. If the storage time has been exceeded, please contact Selectronic Australia Pty Ltd Service before connecting the inverter to your system!
  • Page 21 Open the box. Take out the wall mount plate. Take out the corner protection at the top of the inverter. Fix the lifting eye plates into the slot (see red arrows): Doc. No. 982056, Version 01, SelectSun 40K | 21...

  • Page 22: Installation

     When designing the attachment of the wall-mounting plate, take the product weight of 75.6 kg into account.  Do not open device. Opening the device voids the warranty. 22 | Doc. No. 982056, Version 01, SelectSun 40K...
  • Page 23 3. Attach the lower clip into the slit of the wall mounting-bracket and apply the upper clip. 4. Attach the inverter with the 3 screws included (M5x20) at the top of the wall-mounting bracket (red arrows). Doc. No. 982056, Version 01, SelectSun 40K | 23...

  • Page 24: Device Connectors

    Sensor (irradiation sensor, temperature sensor, or remote stop signal (DRM 0)) • RS485 connections (labelled IN and OUT) • Inverter earthing connection • 2 DC terminal block connectors (DC+ and DC-) • AC terminal block connectors (L1, L2, L3, N, PE) 24 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 25: Grounding

    IEC 60364-7-712 and CEI 64-8/7 can be operated with a type A residual-current circuit breaker. The rated leakage current should be at least 300 mA per inverter. Doc. No. 982056, Version 01, SelectSun 40K | 25...

  • Page 26: Ac Grid Connection

    The cable material must be selected according to the installation location, the type of installation, and according to the national regulations. • A strain relief must be installed for the mains supply. 26 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 27: Grid Line Impedance

    Danger to life due to high voltages from active PV strings  Before connecting the PV strings, connect the inverter to the power supply and additional ground connection.  The connection of the PV strings must always be carried out de-energized. Doc. No. 982056, Version 01, SelectSun 40K | 27...
  • Page 28 The PV generator may not exceed the following operational characteristics under any circumstances! Device type Max. DC voltage at each input 1000 V Max. short-circuit current DC input 160 A Max. DC operating current 84 A 28 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 29: Phoenix T-Lox Knee Lever Connection

    Place the conductor on the installed inverter as far as it will go into the clamping point. To clamp the clamping point, insert a screwdriver in the round opening on the orange cover and tilt it forwards. Doc. No. 982056, Version 01, SelectSun 40K | 29...

  • Page 30: Interface Port Rs485

    The RS485 interface supports the USS (Universal Serial Interface Protocol) and Modbus/Sunspec protocols, which can be used for transmission of data, for example, to a data logger of a remote monitoring system. 30 | Doc. No. 982056, Version 01, SelectSun 40K...
  • Page 31 The outer diameter of the connecting cable can be max. 8 mm. Failure to observe this can lead to damage to the inverter and therefore void the warranty. Doc. No. 982056, Version 01, SelectSun 40K | 31...

  • Page 32: Ethernet Interface Connection

    In order to ensure IP 65 protection, the plug type mentioned above must be used. Failure to observe this can lead to damage to the inverter and therefore void the warranty. 32 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 33: Commissioning

     If at the DC input of the inverter sufficient voltage is present, the inverter starts operation. Note: The control panel, including its status indicators, display, and operator keys, is only active when the PV generator is supplying sufficiently voltage. Doc. No. 982056, Version 01, SelectSun 40K | 33...

  • Page 34: Switching On The Device After Replacement

     If at the DC input of the inverter sufficient voltage is present, the inverter starts operation. Note: The control panel, including its status indicators, display, and operator keys, is only active when the PV generator is supplying sufficiently high voltage. 34 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 35: Disconnecting Device Power

    After the initial setting and confirmation of the country code the country code can only be altered within 40 hours. This is also valid for replacement devices. The country code can then only be changed by authorized service personnel. Doc. No. 982056, Version 01, SelectSun 40K | 35...

  • Page 36: Set Country Code/Grid Guideline

    Accepting the Country Code To be certain, you will be asked whether you wish to accept the country code. After accepting the country code it can only be changed within 40 hours. 36 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 37: Device Start

    All status LEDs are lit for approx. 6 seconds Check “START” status LED lights orange. Activation “START” status LED lights orange/LED “ON” flashes green. Feed in “ON” status LED lights green/normally all other status LEDs are off. Doc. No. 982056, Version 01, SelectSun 40K | 37...

  • Page 38: Control Panel

    Confirm the selected menu (next menu level) and entered data. Basic Screen 8260 W 405 V 634 V E day 27.6 kWh Feeding Menue Fig. 16: Operating mode display 38 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 39: Graphical Display

    Press the arrow key to display the current yield data and the operating hours having currently elapsed. Energy absolute Day : 0.7 kWh Month : 5.3 kWh Year : 49.2 kWh Total : 265.8 kWh Oper. hr : 16.1 h Fig. 18: Energy yield absolute display Doc. No. 982056, Version 01, SelectSun 40K | 39...

  • Page 40: Standardized Energy Yield Data Display

    Press the OK key to apply the set value. Press the ESC key to discard the value and display the previous “normalized yield” level. Press the F1 key to display the menu. 40 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 41: Menu Structure

    Actual values RS485 Failure memory Configuration Country Device Information Power Languages Limitation PAC Communication Date / Time Activation Portal settings Send configuration Portal Overview Testfunction Version number Country Current language Ethernet Doc. No. 982056, Version 01, SelectSun 40K | 41...

  • Page 42: Configuration Changing The Menu Language

    Select the sub-menu “PAC Limit” and confirm with the OK key. Enter the invert power output as percentage of the nominal power and confirm with the OK key.  The power limit is immediately applied. 42 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 43: Monitoring Portal

    Configuration | Monitoring Portal Monitoring Portal The SelectSun 40K inverter can be connected to the monitoring portal using direct Ethernet connection to the internet, or via RS485 and the control device. Once an internet connection is established, the inverter will automatically start to send data to the monitoring portal∙log every 5 minutes.

  • Page 44: Automatic Setting Via Dhcp

    For monitoring via RS485, you need to use the control device to forward data to the monitoring portal. You need to assign an unique USS address to each connected inverter. Addresses: 1 to 31 44 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 45: Portal Monitoring

    If the inverter is connected with RS485 to the∙control device, the setting 0 (Portal Monitoring via Ethernet not active) must be used! Sending Config Menu Configuration > Portal monitoring > Config sending Doc. No. 982056, Version 01, SelectSun 40K | 45...

  • Page 46: Portal Test Function

    Portal Test Function Menu Configuration > Portal monitoring > Portal Test On request of our service, you can send a test data package to the portal. Open the menu and select „yes“. 46 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 47: Troubleshooting

     To acknowledge the fault message, press the ESC key or turn the inverter off with the DC switch and wait min. 30 seconds to turn the inverter ON again. Doc. No. 982056, Version 01, SelectSun 40K | 47...

  • Page 48: List Of Error Messages

    As long as the inverter is detecting under/overfrequency a power section grid frequency: check the frequency of the phases. If you consider the frequencies to be in order, contact the Service 48 | Doc. No. 982056, Version 01, SelectSun 40K...
  • Page 49 ETH link lost The Ethernet cable has been Check the Ethernet cable on the removed device and the receiver (router, switch) for a correct fit. If the cables are correctly connected and should Doc. No. 982056, Version 01, SelectSun 40K | 49...
  • Page 50 Please contact the service if it detected. happens repeatedly 90061 Update fault This notification can be ignored. No measures necessary. 90062 Fault ride Grid-instability which is handled with through respect to the grid code standards. 50 | Doc. No. 982056, Version 01, SelectSun 40K...
  • Page 51 Please contact Service is too low. A010C PM isolation LT Power section detects an isolation Check system isolation. If you error on activation. consider the isolation resistance to be in order, contact Service. Doc. No. 982056, Version 01, SelectSun 40K | 51...
  • Page 52 P24V LT aux. P24V supply voltage at the power supply stack is too low. Please contact Service A0173 P5V LT aux. P5V supply voltage at the power supply stack is too low. 52 | Doc. No. 982056, Version 01, SelectSun 40K...
  • Page 53 A017C N15V LT aux. N15V supply voltage at the power Supply stack is too low. A017D Phase defect an error has been detected in the power modules Doc. No. 982056, Version 01, SelectSun 40K | 53...

  • Page 54: Options

    Shield 8.1.2 Sensor Type Si-13TC-T-K Cable Sensor cable color Signal Supply voltage (12-28 VDC) Black Ground Orange Measurement signal irradiation (0-10 V) Brown Measurement signal temperature (0-10 V) Black, thick Shield 54 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 55: Assembling Of The Sensor Plug

    AWG 26 – 20 0.79″ 0.6 ft lbs 2 ft lbs 8.1.4 Connection of the Sensor at the Solar Inverter Fig. 22: Standard connection at a solar inverter (not applicable at AFCI variant) Doc. No. 982056, Version 01, SelectSun 40K | 55...

  • Page 56: Configuration

    The actual values of the sensor can be viewed in Actual values > Sensor. The data continues to be recorded with the data logger and can be viewed in the monitoring portal. 56 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 57: External Turn Off Signal

    8.2.1 Overview The SelectSun 40K inverters have an internal grid protection relay and section switch. Depending on local connection, installation instructions and the selected line voltage level either the internal grid protection relay can be used with section switch, or an external grid protection relay must be used with section switch also.

  • Page 58: Connection Of The External Stop Signal (Drm 0)

    50 ms … 100 ms 8.2.3 Connection of the External Stop Signal (DRM 0) Fig. 24: Single external stop signal Fig. 25: Redundant external stop signal (does not apply to AFCI variant) 58 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 59: Configuration Of The External Stop Signal (Drm 0)

    The inverter integrated grid protection can be deactivated if authorized by the grid operator. DANGER Risk of electric shock and fire caused by high discharge current.  Before connecting the device to the supply circuit, establish a ground connection. Doc. No. 982056, Version 01, SelectSun 40K | 59...

  • Page 60: Attach The Drm 0 Sticker

    Options | External Turn Off Signal 8.2.5 Attach the DRM 0 Sticker  Attach the “DRM 0 (Australia)“ sticker next to the Sensor connector. The sticker can be found enclosed to the instruction manual. 60 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 61: Maintenance

    If found, the debris must be removed to ensure that the convection cooling is not inhibited. Cleaning with high-pressure cleaners is prohibited. Annually, the DC switch has to be operated without electricity 5 times. Doc. No. 982056, Version 01, SelectSun 40K | 61...

  • Page 62: Decommissioning

    The inverter conforms to RoHS. That means that the device can be taken to municipal disposal sites for household appliances. Selectronic Australia Pty Ltd takes the inverter back completely. Please contact the Service team. 62 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 63: Technical Data

    50, 60 / 45 – 65 Max. AC current (A) Max. short-circuit current, AC-I 17.53 Max. THD (%) < 3% Max. AC protection (A) AC circuit breaker external Max. efficiency (%) 98.4% Feed-in from (W) Doc. No. 982056, Version 01, SelectSun 40K | 63...
  • Page 64 Temperature Sensor / external stop signal) Dimensions W x H x D (mm) 755 x 820 x 300 Packaging dimensions W x H x D (mm) 795 x 950 x 510 Weight (kg) 75.6 64 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 65: Temperature-Derating

    131 °F 140 °F Ambient Temperature DC voltage [V] 800 VDC 650 VDC 490 VDC 11.1 Efficiency Curves 100% 490 V 625 V 850 V 80 % 100 % AC Power P/Pn Doc. No. 982056, Version 01, SelectSun 40K | 65...

  • Page 66: 12 Certificates

    AS/NZS 4777.2:2015, AS 4777.3-2005, AS/NZS 3100:2017 VDE AR-N 4105:2011 BDEW Mittelspannungsrichtlinie (medium voltage directive) TR3 Rev 23, TR4 Rev 7, TR8 Rev 6 CEI 0-16:2012, 0-16 V1:2013, 0-16 V3:2014 CEI 0-21:2012-06, V1:2012-12, V2:2013-12, 2014-09, V1:2014-12 66 | Doc. No. 982056, Version 01, SelectSun 40K...

  • Page 67: Contact

    Website: http://www.selectronic.com.au/contact/ Support Ticket: http://www.selectronic.com.au/support/ticket.htm You should have the following data at hand: • Exact description of the error with error code • Device type • Serial number • Firmware version Doc. No. 982056, Version 01, SelectSun 40K | 67...

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