Huawei SUN2000-50KTL-M0 User Manual Download Page 57

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Figure 5-16 Crimping tool

(1) Locator

Figure 5-17 Preparing positive and negative connectors (using metal cold forming

contacts)

(1) Positive metal contact (cold forming)

(2) Negative metal contact (cold forming)

(3) Positive connector

(4) Negative connector

SUN2000-(50KTL, 60KTL, 65KTL)-M0

User Manual

5 Electrical Connections

Issue 06 (2020-07-07)

Summary of Contents for SUN2000-50KTL-M0

Page 1: ...SUN2000 50KTL 60KTL 65KTL M0 User Manual Issue 06 Date 2020 07 07 HUAWEI TECHNOLOGIES CO LTD ...

Page 2: ...cribed in this document may not be within the purchase scope or the usage scope Unless otherwise specified in the contract all statements information and recommendations in this document are provided AS IS without warranties guarantees or representations of any kind either express or implied The information in this document is subject to change without notice Every effort has been made in the prep...

Page 3: ...ntended for photovoltaic PV plant personnel and electrical technicians Symbol Conventions The symbols that may be found in this document are defined as follows Symbol Remarks Indicates a hazard with a high level of risk which if not avoided will result in death or serious injury Indicates a hazard with a medium level of risk which if not avoided could result in death or serious injury Indicates a ...

Page 4: ...cumulative The latest document issue contains all updates made in previous issues Issue 06 2020 07 07 Updated 4 3 1 Environment Requirements Issue 05 2019 12 18 Updated 3 Storage Added 6 4 Power Off for Troubleshooting Issue 04 2019 06 30 Updated 2 2 Appearance Updated 5 Electrical Connections Updated 6 2 Powering On the SUN2000 Updated 10 Technical Specifications Issue 03 2019 04 16 Updated 5 1 P...

Page 5: ... 2 Troubleshooting Issue 01 2018 04 20 This issue is used for first office application FOA SUN2000 50KTL 60KTL 65KTL M0 User Manual About This Document Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd iv ...

Page 6: ...plate 13 2 4 Working Principles 14 2 4 1 Conceptual Diagram 14 2 4 2 Working Modes 15 3 Storage 18 4 Installation 20 4 1 Checking Before Installation 20 4 2 Tools 20 4 3 Determining the Installation Position 22 4 3 1 Environment Requirements 22 4 3 2 Space Requirements 23 4 4 Installing the Mounting Bracket 25 4 4 1 Support mounted Installation 26 4 4 2 Wall mounted Installation 28 4 5 Installing ...

Page 7: ...Operations with a USB Flash Drive 72 7 1 1 Exporting Configurations 72 7 1 2 Importing Configurations 74 7 1 3 Exporting Data 75 7 1 4 Upgrading 76 7 2 Operations with the SUN2000 App 77 7 2 1 Operations Related to the Advanced User 78 7 2 1 1 Setting Grid Parameters 78 7 2 1 2 Setting Protect Parameters 78 7 2 1 3 Setting Feature Parameters 79 7 2 2 Operations Related to the Special User 83 7 2 2...

Page 8: ...09 B Domain Name List of Management Systems 118 C Product User Lists 119 D Acronyms and Abbreviations 120 SUN2000 50KTL 60KTL 65KTL M0 User Manual Contents Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd vii ...

Page 9: ...r the warranty Follow local laws and regulations when installing operating or maintaining the equipment The safety instructions in this document are only supplements to local laws and regulations Huawei will not be liable for any consequences of the following circumstances Operation beyond the conditions specified in this document Installation or use in environments which are not specified in rele...

Page 10: ... Equipment with scratches cannot be exposed to an outdoor environment for a long period of time Do not open the host panel of the equipment Personal Safety If there is a probability of personal injury or equipment damage during operations on the equipment immediately stop the operations report the case to the supervisor and take feasible protective measures Use tools correctly to avoid hurting peo...

Page 11: ...t damage the ground conductor Do not operate the equipment in the absence of a properly installed ground conductor Ensure that the equipment is connected permanently to the protective ground Before operating the equipment check its electrical connection to ensure that it is securely grounded General Requirements DANGER Before connecting cables ensure that the equipment is intact Otherwise electric...

Page 12: ...ventilated environment To prevent fire due to high temperature ensure that the ventilation vents or heat dissipation system are not blocked when the equipment is running Do not expose the equipment to flammable or explosive gas or smoke Do not perform any operation on the equipment in such environments 1 5 Mechanical Safety Using Ladders Use wooden or fiberglass ladders when you need to perform li...

Page 13: ...ct the equipment from shavings After drilling clean up any shavings that have accumulated inside or outside the equipment Moving Heavy Objects Be cautious to avoid injury when moving heavy objects When moving the equipment by hand wear protective gloves to prevent injuries 1 6 Commissioning When the equipment is powered on for the first time ensure that professional personnel set parameters correc...

Page 14: ...t and using proper tools and testing equipment Before maintaining the equipment power it off and follow the instructions on the delayed discharge label to ensure that the equipment is powered off Place temporary warning signs or erect fences to prevent unauthorized access to the maintenance site If the equipment is faulty contact your dealer The equipment can be powered on only after all faults ar...

Page 15: ... Rated Output Voltage SUN2000 50KTL M0 50 kW 380 V 400 V 415 V SUN2000 60KTL M0 60 kW 380 V 400 V 480 V SUN2000 65KTL M0 65 kW 480 V Networking Application The SUN2000 applies to grid tied PV systems for commercial rooftops and large PV plants Typically a grid tied PV system consists of the PV string SUN2000 alternating current distribution unit ACDU and isolation transformer SUN2000 50KTL 60KTL 6...

Page 16: ...ower Grid The SUN2000 50KTL M0 and SUN2000 60KTL M0 support the following power grid modes TN S TN C TN C S TT and IT The SUN2000 65KTL M0 supports only IT grid mode Figure 2 3 Power grid modes SUN2000 50KTL 60KTL 65KTL M0 User Manual 2 Overview Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 8 ...

Page 17: ...ED Status Meaning PV connection LED Steady green At least one PV string is properly connected and the DC input voltage of the corresponding MPPT circuit is higher than or equal to 200 V SUN2000 50KTL 60KTL 65KTL M0 User Manual 2 Overview Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 9 ...

Page 18: ...n at long intervals on for 1s and then off for 1s Local maintenance is in progress Blinking green at short intervals on for 0 125s and then off for 0 125s Local maintenance fails Steady green Local maintenance is successful NOTE Local maintenance refers to operations performed after a USB flash drive Bluetooth module WLAN module or USB data cable is inserted into the USB port of the SUN2000 For ex...

Page 19: ...SWITCH 2 5 DC switch 2 DC SWITCH 2 N A 6 Cable gland AC OUTPUT Inner diameter 24 57 mm 7 Cable gland RESERVE Inner diameter 14 18 mm 8 USB port USB N A Holes Reserved at the Side of the Enclosure NOTE There are two M6 tapped holes reserved on both sides of the enclosures which are used for installing an awning SUN2000 50KTL 60KTL 65KTL M0 User Manual 2 Overview Issue 06 2020 07 07 Copyright Huawei...

Page 20: ... Only certified electricians are allowed to perform operations on the SUN2000 Residual voltage exists after the SUN2000 is powered off It takes 15 minutes for the SUN2000 to discharge to the safe voltage Refer to documentation Reminds operators to refer to the documents provided with the SUN2000 Grounding Indicates the position for connecting the PE cable Operation warning Do not remove the DC inp...

Page 21: ...put connectors of the SUN2000 1 Send a shutdown command 2 Turn off the downstream AC switch 3 Turn off the two DC switches at the bottom SUN2000 serial number SN label Indicates the SUN2000 SN Weight label The SUN2000 needs to be carried by four people or using a pallet truck 2 3 2 Product Nameplate SUN2000 50KTL 60KTL 65KTL M0 User Manual 2 Overview Issue 06 2020 07 07 Copyright Huawei Technologi...

Page 22: ...V strings Then the inputs are grouped into six MPPT routes inside the SUN2000 to track the maximum power point of the PV strings The DC power is then converted into three phase AC power through an inverter circuit Surge protection is supported on both the DC and AC sides Figure 2 5 shows the conceptual diagram for the SUN2000 50KTL 60KTL M0 Figure 2 6 shows the conceptual diagram for the SUN2000 6...

Page 23: ...60KTL M0 Figure 2 6 Conceptual diagram for the SUN2000 65KTL M0 2 4 2 Working Modes The SUN2000 can work in Standby Operating or Shutdown mode SUN2000 50KTL 60KTL 65KTL M0 User Manual 2 Overview Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 15 ...

Page 24: ...utdown command or a fault after startup Operating In Operating mode The SUN2000 converts DC power from PV strings into AC power and feeds the power to the power grid The SUN2000 tracks the maximum power point to maximize the PV string output If the SUN2000 detects a fault or a shutdown command it enters the Shutdown mode The SUN2000 enters Standby mode after detecting that the PV string output pow...

Page 25: ...Shutdown mode after detecting a fault or shutdown command In Shutdown mode the SUN2000 enters Standby mode after detecting a startup command or that the fault is rectified SUN2000 50KTL 60KTL 65KTL M0 User Manual 2 Overview Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 17 ...

Page 26: ... desiccant bag and seal it using tape The ambient temperature and humidity should be suitable for the storage The air must not contain corrosive or flammable gases The solar inverter should be stored in a clean and dry place and be protected from dust and water vapor corrosion The solar inverter must be protected against rain and water Do not tilt the package or place it upside down To avoid perso...

Page 27: ... has been stored for more than two years it must be checked and tested by professionals before being put into use SUN2000 50KTL 60KTL 65KTL M0 User Manual 3 Storage Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 19 ...

Page 28: ...our supplier as soon as possible NOTE You are advised to remove the packing materials within 24 hours before installing the inverter Package Contents After unpacking the inverter check that the contents are intact and complete If any damage is found or any component is missing contact your supplier NOTE For details about the number of contents see the Packing List in the packing case 4 2 Tools SUN...

Page 29: ...ewdriver Head 0 6 mm x 3 5 mm Rubber mallet Utility knife Cable cutter Crimping tool Model UTXTC0005 or H4TC0003 manufacturer Amphenol RJ45 crimping tool Removal wrench Model H4TW0001 manufacturer Amphenol Vacuum cleaner Multimeter DC voltage measurement range 1100 V DC Marker SUN2000 50KTL 60KTL 65KTL M0 User Manual 4 Installation Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 21 ...

Page 30: ...eas If the device is installed in public places such as parking lots stations and factories other than working and living areas install a protective net outside the device set up a safety warning sign to isolate the device and prevent unauthorized personnel from approaching the inverter This is to avoid personal injury or property loss caused by accidental contact or other reasons during device op...

Page 31: ... within 500 meters from the coast or prone to sea breeze The regions prone to sea breeze vary with weather conditions such as typhoons and monsoons or terrains such as dams and hills Mounting Structure Requirements The mounting structure where the SUN2000 is installed must be fireproof Do not install the SUN2000 on flammable building materials The SUN2000 is heavy Ensure that the installation surf...

Page 32: ...e clearances consult the local technical support engineers Figure 4 2 Installation tilts When installing multiple SUN2000s install them in horizontal mode if sufficient space is available and install them in triangle mode if no sufficient space is available Stacked installation is not recommended Figure 4 3 Horizontal installation mode recommended SUN2000 50KTL 60KTL 65KTL M0 User Manual 4 Install...

Page 33: ...d installation mode not recommended 4 4 Installing the Mounting Bracket Installation Precautions Figure 4 6 shows the SUN2000 mounting bracket dimensions SUN2000 50KTL 60KTL 65KTL M0 User Manual 4 Installation Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 25 ...

Page 34: ...cket remove the security torx wrench from the mounting bracket and save it for later use Figure 4 7 Removing a security torx wrench 4 4 1 Support mounted Installation Support mounted Installation Step 1 Determine the positions for drilling holes using the mounting bracket Level the positions of mounting holes using a bubble or digital level and mark the positions with a marker SUN2000 50KTL 60KTL ...

Page 35: ... hole positions for protection Figure 4 9 Drilling a hole Step 3 Align the mounting bracket holes with the drilled holes insert bolt assemblies flat washers spring washers and M12x40 bolts into the holes through the SUN2000 50KTL 60KTL 65KTL M0 User Manual 4 Installation Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 27 ...

Page 36: ... and use them together with the provided M12 nuts Figure 4 10 Securing a mounting bracket End 4 4 2 Wall mounted Installation Wall mounted Installation Step 1 Determine the positions for drilling holes using the mounting bracket Level the positions of mounting holes using a bubble or digital level and mark the positions with a marker SUN2000 50KTL 60KTL 65KTL M0 User Manual 4 Installation Issue 06...

Page 37: ...nhalation or contact with eyes wear safety goggles and an anti dust respirator when drilling holes Clean up any dust in and around the holes using a vacuum cleaner and measure the distance between holes If the holes are inaccurately positioned drill a new set of holes Level the head of the expansion sleeve with the concrete wall after removing the bolt spring washer and flat washer Otherwise the m...

Page 38: ... 5 Installing the SUN2000 Installation Precautions Before installing the SUN2000 take it out from the packing case and move it to the installation position Figure 4 14 Taking out a SUN2000 CAUTION To prevent device damage and personal injury keep balance when moving the SUN2000 because it is heavy SUN2000 50KTL 60KTL 65KTL M0 User Manual 4 Installation Issue 06 2020 07 07 Copyright Huawei Technolo...

Page 39: ...ting bracket directly go to Step 3 and then Step 5 Step 2 If you cannot mount the SUN2000 onto the mounting bracket directly go to Step 3 and then Step 6 Step 3 Lift the SUN2000 and turn it upright CAUTION To prevent device damage and personal injury keep balance when raising the SUN2000 because it is heavy Step 4 Run a lifting sling through the lifting eyes of the SUN2000 CAUTION When lifting the...

Page 40: ...ing a SUN2000 NOTE The figure is for reference only Step 5 Install the SUN2000 on the mounting bracket SUN2000 50KTL 60KTL 65KTL M0 User Manual 4 Installation Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 32 ...

Page 41: ... the SUN2000 onto a mounting bracket Step 6 Tighten the two antitheft screws using a security torx wrench SUN2000 50KTL 60KTL 65KTL M0 User Manual 4 Installation Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 33 ...

Page 42: ...Figure 4 17 Tightening antitheft screws End SUN2000 50KTL 60KTL 65KTL M0 User Manual 4 Installation Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 34 ...

Page 43: ... all time when terminating cables To prevent poor cable connection due to overstress it is recommended that the cables be bent and reserved and then connected to the appropriate ports NOTE The cable colors shown in the electrical connection diagrams provided in this chapter are for reference only Select cables in accordance with local cable specifications green and yellow cables are only used for ...

Page 44: ...able connection reliability The copper to aluminum adapter terminal or an aluminum wiring terminal with a copper to aluminum adapter washer must comply with IEC61238 1 Do not mix up the aluminum and copper sides of the copper to aluminum adapter washer Ensure that the aluminum side of the washer contacts the aluminum wiring terminal and the copper side contacts the AC terminal block Figure 5 1 Req...

Page 45: ...inal closely Wrap the wire crimping area with heat shrink tubing or PVC insulation tape The following figure uses heat shrink tubing as an example When using the heat gun protect devices from being scorched Figure 5 2 Crimping the OT Terminal 1 Cable 2 Core wire 3 Heat shrink tubing 4 OT terminal 5 Hydraulic pliers 6 Heat gun SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue ...

Page 46: ...tective measures to prevent rain or snow from entering the maintenance compartment Do not leave extra hardware in the maintenance compartment Procedure Step 1 Partially loosen the two screws on the maintenance compartment door Figure 5 3 Loosening screws NOTE If the screws on the enclosure door are lost obtain spare screws from the fitting bag bound to the inductor cover at the bottom of the enclo...

Page 47: ...End 5 4 Installing the AC Output Power Cable Precautions A three phase AC switch needs to be configured outside the AC side of the SUN2000 To ensure that the SUN2000 can safely disconnect from the power grid under abnormal conditions select an appropriate overcurrent protection device according to local power distribution regulations SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connection...

Page 48: ...ch that can detect residual current is installed outside the SUN2000 65KTL M0 the residual current value to trigger the switch should be greater than 720 mA Wiring Precautions NOTICE Ensure that the SUN2000 PE cable is securely connected Otherwise the repair of the built in PID would be affected The ground point on the enclosure is preferred to connect to the PE cable for the SUN2000 The ground po...

Page 49: ...outdoor cable If you connect a ground cable to the ground point in the maintenance compartment you are advised to use a four core L1 L2 L3 and PE outdoor cable You need to prepare OT M10 terminals that match the cables Table 5 1 AC Power Cable Specifications Cable Specifications Copper Core Cable Copper Clad Aluminum Cable or Aluminum Alloy Cable Conductor cross sectional area mm2 Range 25 120 25 ...

Page 50: ...plug Step 2 Route the cable through the cable gland NOTICE 1 Select appropriate rubber fittings based on the outer diameter of the AC power cable to ensure proper sealing 2 To avoid damaging the rubber fitting do not route a cable with a crimped OT terminal directly through the rubber fitting 3 Adjusting a cable when the thread lock sealing nut is tightened will shift the rubber fitting which will...

Page 51: ...t the jacket is in the maintenance compartment Figure 5 9 Three core cable excluding the ground cable and neutral wire A Core wire B Insulation layer C Jacket Figure 5 10 Four core cable including the ground cable but excluding the neutral wire SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 43 ...

Page 52: ... so may cause SUN2000 malfunction and damage to its terminal block even starting thermal events Any SUN2000 damaged due to weak termination will result in revocation of product warranty When connecting a PE cable secure the screws using a socket wrench with an extension wrench longer than 200 mm Sufficient slack should be provided in the PE cable to ensure that the last cable bearing the force is ...

Page 53: ...re B Four core cable including the ground cable but excluding the neutral wire C Four core cable including the neutral wire but excluding the ground cable D Five core cable including the ground cable and neutral wire SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 45 ...

Page 54: ...e maintenance compartment End 5 5 Connecting DC input power cables Precautions DANGER Before connecting the DC input power cable ensure that the DC voltage is within the safe range lower than 60 V DC and that the two DC switches on the SUN2000 are OFF Failing to do so may result in electric shocks When the SUN2000 is grid tied it is not allowed to work on DC circuit such as connecting or disconnec...

Page 55: ... negative terminals of PV strings may be short circuited to ground if power cables are not properly installed or routed In this case an AC or DC short circuit may occur and damage the SUN2000 The caused equipment damage is beyond the warranty scope Terminal Description The SUN2000 provides 12 DC input terminals among which terminals 1 to 6 are controlled by DC switch 1 and terminals 7 to 12 are co...

Page 56: ...ompatible PV connectors is not covered under any warranty or service agreement NOTICE The metal contacts supplied with the DC connectors are either cold forming contacts or stamping forming contacts Choose the crimping tools that fit the metal contact types Do not mix up the tools Crimp the metal cold forming contacts using crimping tool UTXTC0005 Amphenol recommended or H4TC0001 Amphenol Crimp th...

Page 57: ...nectors using metal cold forming contacts 1 Positive metal contact cold forming 2 Negative metal contact cold forming 3 Positive connector 4 Negative connector SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 49 ...

Page 58: ...ive metal terminals snap into place pull the DC input power cables back to ensure that they are connected securely Step 2 Use a multimeter to measure the DC voltage between the positive and negative of the PV string and confirm the string polarity NOTICE The DC voltage measurement range of the multimeter must be at least 1100 V SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issu...

Page 59: ...gs from the ends of the DC input connectors WARNING Before performing Step 4 ensure that the two DC switches are OFF Step 4 Insert the positive and negative connectors into the corresponding positive and negative DC input terminals of the SUN2000 until they snap into place NOTICE After the positive and negative connectors snap into place pull test to the DC input power cable is recommended SUN2000...

Page 60: ...ve connectors Correct the string polarity before reconnecting the string to the SUN2000 End 5 6 Installing the Communications Cable 5 6 1 Communication Mode Description RS485 Communication The SUN2000 can connect to the SmartLogger over RS485 or to a PC through the SmartLogger to implement communication You can use the SUN2000 app SmartLogger embedded WebUI or the network management software such ...

Page 61: ...sy chains can be configured If multiple SUN2000s need to communicate with one another and are connected to a PC over the SmartLogger2000 a maximum of six daisy chains can be configured To ensure the system response speed it is recommended that the number of devices on each daisy chain be less than 30 MBUS PLC Communication The MBUS PLC communication board loads communication signals onto power cab...

Page 62: ...ions cable can be connected in two ways Terminal block connection Recommended Communications cable with a conductor cross sectional area of 1 mm2 and a cable outer diameter of 14 18 mm RJ45 network port connection Recommended CAT 5E outdoor shielded network cable with an outer diameter less than 9 mm and internal resistance no greater than 1 5 ohms 10 m with a shielded RJ45 connector NOTE Select o...

Page 63: ...UT RS485B differential signal Connecting Cables to the Terminal Block Step 1 Remove an appropriate length of the jacket and core wire insulation layer from the communications cable using a wire stripper Figure 5 24 Stripping an RS485 communications cable Step 2 Route the communications cable through the cable gland SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue 06 2020 07 ...

Page 64: ...ng cables to a terminal base 1 RS485A IN 2 RS485A OUT 3 RS485B IN 4 RS485B OUT Step 4 Land the cables in the terminal block and bond the shield layer to the ground point NOTE When connecting the shielded cable crimp the OT terminal if required SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 56 ...

Page 65: ...intenance compartment Figure 5 28 Bundling communications cables Step 6 Tighten the thread lock sealing nut and seal the cable gland End 5 6 2 2 Connecting Cables to the RJ45 Network Port RJ45 Connector Pin Definitions Figure 5 29 shows an RJ45 connector SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 57 ...

Page 66: ... differential signal 5 White and blue RS485B differential signal 6 Green N A 7 White and brown N A 8 Brown N A Connecting Cables to the RJ45 Network Port Step 1 Prepare an RJ45 connector Figure 5 30 Preparing an RJ45 connector 1 White and orange 2 Orange 3 White and green 4 Blue 5 White and blue 6 Green 7 White and brown 8 Brown SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Iss...

Page 67: ...SUN2000 maintenance compartment Figure 5 32 Connecting communications cables Step 4 Bundle communications cables after connecting them NOTE Tie the communication cables with the cables on internal side of the maintenance compartment SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 59 ...

Page 68: ...or protection The cable between the wiring terminal on the power cable and the switch disconnector fuse or fuse switch disconnector should be less than or equal to 2 5 meters Cable Specifications Recommended dual layer three core outdoor copper cable with a conductor cross sectional area of 10 mm2 WARNING Do not place flammable materials around the cable Procedure Step 1 Remove an appropriate leng...

Page 69: ...from wiring terminals Figure 5 35 Removing a shielding cover Step 3 Route the cable through the cable gland Figure 5 36 Routing a cable Step 4 Connect the solar tracker power cable SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 61 ...

Page 70: ...8 Installing a shielding cover Step 6 Bind the solar tracker power cable Figure 5 39 Binding a solar tracker power cable Step 7 Tighten the thread lock sealing nut and seal the cable gland End SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 62 ...

Page 71: ...cover Step 2 Retrieve the support bar Figure 5 41 Retrieving a support bar Step 3 Close the maintenance compartment door and tighten the two screws on the door Figure 5 42 Tightening screws End SUN2000 50KTL 60KTL 65KTL M0 User Manual 5 Electrical Connections Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 63 ...

Page 72: ... connected correctly and securely 7 Check that all used cable glands at the bottom of the enclosure are sealed and that the thread lock sealing nut is tightened 8 Check that the AC terminal cover is reinstalled 9 Check that the maintenance compartment interior is clean and tidy without foreign matter 10 Check that the maintenance compartment door is closed and the door screws are tightened 11 Chec...

Page 73: ...N2000 only after the fault is automatically rectified Step 2 Turn on the DC switch at the bottom of the SUN2000 Step 3 Connect a mobile phone that runs the SUN2000 app to the inverter using a Bluetooth module a WLAN module or a USB data cable Figure 6 1 Connection mode NOTE Purchase a Bluetooth module or a WLAN module bundled with the inverter A Bluetooth module or a WLAN module purchased from any...

Page 74: ... a connection mode Step 4 Tap the user name area on the SUN2000 app to switch between Common User Advanced User and Special User SUN2000 50KTL 60KTL 65KTL M0 User Manual 6 Commissioning Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 66 ...

Page 75: ... interval between two consecutive attempts is less than 2 minutes the account will be locked for 10 minutes The password should consist of 6 characters Step 5 Enter the password and tap Log In Step 6 After successful login the quick settings screen or main menu screen is displayed NOTE If you log in to the SUN2000 app after the device connects to the app for the first time or factory defaults are ...

Page 76: ...BUS RTU and Address can be set to any value in the range of 1 to 247 When multiple SUN2000s communicate with the SmartLogger over RS485 the RS485 addresses for all the SUN2000s on each RS485 route must be within the address range set on the SmartLogger and cannot be duplicate Otherwise the communication will fail In addition the baud rates of all the SUN2000s on each RS485 route must be consistent...

Page 77: ...e electric shocks and body burns Therefore put on personal protective equipment PPE and begin servicing the SUN2000 fifteen minutes after power off Procedure Step 1 Run a shutdown command on the SUN2000 app SmartLogger or NMS For details see the SUN2000 App User Manual SmartLogger User Manual or iManager NetEco 1000S User Manual SUN2000 50KTL 60KTL 65KTL M0 User Manual 6 Commissioning Issue 06 202...

Page 78: ...inverter is not shut down due to a fault send a shutdown command on the app SmartLogger or management system If the solar inverter has shut down due to a fault go to the next step Step 3 Turn off the AC switch between the solar inverter and the power grid Step 4 Measure the DC current of each PV input string using a clamp meter that is set to the DC position If the current is less than or equal to...

Page 79: ...ceptions If the solar inverter does not emit odor or smoke and is intact repair or restart it based on the alarm handling suggestions Do not stand in front of the solar inverter during the restart End SUN2000 50KTL 60KTL 65KTL M0 User Manual 6 Commissioning Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 71 ...

Page 80: ...use to reduce information disclosure risks 7 1 1 Exporting Configurations Procedure 1 Click Local maintenance script on the app to generate a boot script file see the FusionSolar APP and SUN2000 APP User Manual 2 Import the boot script file to a PC Optional The boot script file can be opened as a txt file Figure 7 1 Boot script file SUN2000 50KTL 60KTL 65KTL M0 User Manual 7 Man Machine Interactio...

Page 81: ...ll commands specified in the boot script file View the LED indicator to determine the operating status NOTICE Ensure that the ciphertext in the boot script matches the login password for logging into the SUN2000 app or entering the Device Commissioning screen on the FusionSolar app Otherwise the user account will be locked for 10 minutes after the USB flash drive is inserted for five consecutive t...

Page 82: ...flash drive with the imported one NOTICE Replace the boot script file only and keep the exported files 4 Connect the USB flash drive to the USB port The system automatically identifies the USB flash drive and executes all commands specified in the boot script file View the LED indicator to determine the operating status NOTICE Ensure that the ciphertext in the boot script matches the login passwor...

Page 83: ...pt file to the root directory of a USB flash drive 3 Connect the USB flash drive to the USB port The system automatically identifies the USB flash drive and executes all commands specified in the boot script file View the LED indicator to determine the operating status NOTICE Ensure that the ciphertext in the boot script matches the login password for logging into the SUN2000 app or entering the D...

Page 84: ... boot script file see the FusionSolar APP and SUN2000 APP User Manual 4 Import the boot script file to a PC 5 Replace the boot script file sun_lmt_mgr_cmd emap in the upgrade package with the one generated by the app 6 Copy the extracted files to the root directory of the USB flash drive 7 Connect the USB flash drive to the USB port The system automatically identifies the USB flash drive and execu...

Page 85: ...C SWITCH on the SUN2000 are not in the ON position Switch both of DC SWITCH to the ON position and then reset relevant parameters again If you change the grid code some parameters may be restored to factory defaults After the grid code is changed check whether the previously set parameters are affected Delivering a reset shutdown or upgrade command to the solar inverters may cause power grid conne...

Page 86: ...Menu Settings Grid Parameters to access the parameters setting screen Figure 7 2 Grid parameters advanced user End Parameter List No Parameter Description 1 Grid code Set this parameter based on the grid code of the country or region where the SUN2000 is used and the SUN2000 application scenario 2 Isolation Specifies the working mode of the SUN2000 according to the grounding status at the DC side ...

Page 87: ... when it starts a self check If the detected value is less than the preset value the SUN2000 does not export power to the power grid 7 2 1 3 Setting Feature Parameters Procedure Step 1 Choose Function Menu Settings Feature Parameters to access the settings screen Figure 7 4 Feature parameters advanced user End SUN2000 50KTL 60KTL 65KTL M0 User Manual 7 Man Machine Interactions Issue 06 2020 07 07 ...

Page 88: ... the AC switch from misoperations N A Reactive power output at night In some specific application scenarios a power grid company requires that the SUN2000 can perform reactive power compensation at night to ensure that the power factor of the local power grid meets requirements This parameter is configurable only when Isolation is set to Input ungrounded with a transformer PID protection at night ...

Page 89: ...art in 10 minutes when the input power of PV modules drops drastically due to shading Built in PID compensation direction The PID effect may result in the power attenuation of PV modules which is mainly caused by the DC voltage between PV modules and the ground Enabling this setting lowers the DC voltage between PV modules and the ground by reducing the impedance on the input side to the ground Th...

Page 90: ...tion interruption duration the SUN2000 will automatically shut down Communication resumed startup If this parameter is enabled the SUN2000 automatically starts after communication recovers If this parameter is disabled the SUN2000 needs to be started manually after communication recovers This parameter is displayed when Automatic OFF due to communication interrupted is set to Enable Communication ...

Page 91: ...V strings are easily shaded you are advised to set String monitor to Disable to prevent false alarms String detection reference asymmetric coefficient Specifies the threshold for determining PV string exception The false alarms caused by fixed shadow shading can be controlled by changing this parameter This parameter is displayed when String monitor is set to Enable String detection starting power...

Page 92: ...e 7 5 Grid parameters special user End Parameter List No Parameter Description Remarks 1 Grid code Set this parameter based on the grid code of the country or region where the SUN2000 is used and the SUN2000 application scenario N A 2 Output mode Indicates whether the SUN2000 output has a neutral wire Supported by the SUN2000 50KTL M0 and SUN2000 60KTL M0 only SUN2000 50KTL 60KTL 65KTL M0 User Man...

Page 93: ...that the SUN2000 must not export power to the power grid again when the grid voltage is below the value of Grid reconnection voltage lower limit after the SUN2000 shuts down due to a fault N A 8 Grid reconnection frequency upper limit The standards of certain countries and regions require that the SUN2000 must not export power to the power grid again when the grid frequency exceeds the value of Gr...

Page 94: ...ings Protection Parameters to access the settings screen Figure 7 6 Protection parameters special user End Parameter List NOTE Vn represents the rated voltage and Fn represents the rated frequency No Parameter Description 1 Unbalance voltage protection Specifies the SUN2000 protection threshold in the case of unbalanced power grid voltage SUN2000 50KTL 60KTL 65KTL M0 User Manual 7 Man Machine Inte...

Page 95: ...tection threshold 10 Level 1 UV protection time Specifies the level 1 undervoltage protection duration 11 Level 2 UV protection Specifies the level 2 undervoltage protection threshold 12 Level 2 UV protection time Specifies the level 2 undervoltage protection duration 13 Level 1 OF protection Specifies the level 1 overfrequency protection threshold 14 Level 1 OF protection time Specifies the level...

Page 96: ...utomatic OFF due to communication interrupted The standards of certain countries and regions require that the inverter must shut down after the communication is interrupted for a certain time If Automatic OFF due to communication interrupted is set to Enable and the inverter communication is interrupted for a specified time set by Communication interruption duration the inverter will automatically...

Page 97: ...threshold settings should meet the local grid standard Vn represents the rated voltage LVRT undervoltage protection shield Specifies whether to shield the undervoltage protection function during LVRT N A LVRT reactive power compensation power factor During LVRT the SUN2000 needs to generate reactive power to support the power grid This parameter is used to set the reactive power generated by the S...

Page 98: ... HVRT VRT exit hysteresis threshold Grid voltage protection shield during VRT Specifies whether to shield the undervoltage protection function during LVRT or HVRT This parameter is displayed when LVRT or HVRT is set to Enable Active islanding Specifies whether to enable the active islanding protection function N A Soft start time after grid failure s Specifies the time for the power to gradually i...

Page 99: ...ower scheduling instruction N A 2 Schedule instruction valid duration Specifies the duration within which the scheduling instruction is valid If the value is less than 60 seconds the scheduling instruction is valid permanently 3 Maximum active power Specifies the output upper threshold for the maximum active power to adapt to various market requirements Pmax_limit is the upper limit of the maximum...

Page 100: ...the maximum output power 8 Power factor Adjusts the SUN2000 power factor N A 9 Reactive power compensation Q S Adjusts the SUN2000 output reactive power N A 10 Reactive power compensation at night Q S If Reactive power output at night is set to Enable no PV input exists and no remote scheduling instruction is delivered the SUN2000 responds to this command N A 11 Trigger frequency of over frequency...

Page 101: ...e that triggers overfrequency derating N A 15 Cutoff frequency of overfrequency derating Specifies the frequency threshold for cutting off overfrequency derating N A 16 Cutoff power of overfrequency derating Specifies the power threshold for cutting off overfrequency derating N A SUN2000 50KTL 60KTL 65KTL M0 User Manual 7 Man Machine Interactions Issue 06 2020 07 07 Copyright Huawei Technologies C...

Page 102: ...entering the maintenance compartment If it is impossible to take protective measures do not open the maintenance compartment door on rainy or snowy days Table 8 1 Maintenance checklist Item Check Method Maintenance Frequency System cleanliness Periodically check that the heat sinks are free from obstacles or dust Once every six to twelve months System running status Check that the SUN2000 is not d...

Page 103: ...e months Grounding reliability Check that ground cables are securely connected The first inspection is six months after the initial commissioning From then on the interval can be six or twelve months 8 2 Troubleshooting Alarm severities are defined as follows Major The inverter is faulty As a result the output power decreases or the grid tied power generation is stopped Minor Some components are f...

Page 104: ...String Reverse Connec tion Major The PV string is reversely connected Cause IDs 1 to 12 respectively correspond to PV strings 1 to 12 Check whether the PV string is reversely connected to the SUN2000 If yes wait until the solar irradiance declines at night and the PV string current reduces to below 0 5 A Then turn off the two DC switches and correct the PV string connection 2012 String Current Bac...

Page 105: ...ss Major Cause ID 1 1 The power grid experiences an outage 2 The AC circuit is disconnected or AC switch is off 1 The alarm disappears automatically after the power grid recovers 2 Check that the AC power cable is connected and that the AC switch is ON 2033 Grid Underv oltage Major Cause ID 1 The grid voltage is below the lower threshold or the low voltage duration has lasted for more than the val...

Page 106: ... grid voltage is within the normal range 2 Check the connection of the AC output power cable If the cable connection is proper but the alarm occurs frequently and affects the power production of the PV plant contact the local power operator 2036 Grid Overfre quency Major Cause ID 1 Power grid exception The actual grid frequency is higher than the requirement of the local power grid standard 1 If t...

Page 107: ... 1 If the alarm occurs accidentally the power grid may be abnormal temporarily The SUN2000 automatically recovers after detecting that the power grid becomes normal 2 If the alarm occurs frequently check whether the grid frequency is within the acceptable range If no contact the local power operator 2039 Output Overcu rrent Major Cause ID 1 The power grid voltage drops dramatically or the power gr...

Page 108: ...the lower threshold 2061 Abnor mal Ground ing Major Cause ID 1 1 The PE cable for the SUN2000 is not connected 2 The SUN2000 output side does not connect to an isolation transformer when the PV string output is grounded 1 Check that the PE cable for the SUN2000 is connected properly 2 If the PV string output is grounded check that the SUN2000 output side connects to an isolation transformer 2062 L...

Page 109: ...em on after 5 minutes If the fault persists contact Huawei technical support NOTICE Cause ID 1 Perform the preceding operations when the PV string current is less than 1 A 2065 Upgrad e Failed Minor Cause ID 1 5 The upgrade ends abnormally 1 Perform an upgrade again 2 If the upgrade fails several times contact your dealer 2066 License Expired Warning Cause ID 1 1 The privilege certificate has ente...

Page 110: ...n the DC input switch 2 If the fault persists contact your supplier Huawei technical support Cause ID 2 1 Check the output resistance of PV arrays to ground If there is a short circuit or lack of insulation rectify it 2 If the fault persists contact your supplier Huawei technical support NOTE Contact Huawei technical support if all failure analysis procedures listed above are completed and the fau...

Page 111: ... Remove the mounting bracket 9 2 Packing the SUN2000 If the original packing materials are available put the SUN2000 inside them and then seal them by using adhesive tape If the original packing materials are not available put the SUN2000 inside a suitable cardboard box and seal it properly 9 3 Disposing of the SUN2000 If the SUN2000 service life expires dispose of it according to the local dispos...

Page 112: ...98 70 480 V 98 70 Input Item SUN2000 50KTL M0 SUN2000 60KTL M0 SUN2000 65KTL M0 Maximum input power 56 200 W 67 400 W 73 500 W Maximum input voltagea 1100 V Operating voltage rangeb 200 1000 V Maximum input current per MPPT 22 A Maximum short circuit current per MPPT 30 A SUN2000 50KTL 60KTL 65KTL M0 User Manual 10 Technical Specifications Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 1...

Page 113: ...oltage exceeds the threshold the solar inverter may be damaged Note b If the input voltage is beyond the operating voltage range the solar inverter cannot work properly Output Item SUN2000 50KTL M0 SUN2000 60KTL M0 SUN2000 65KTL M0 Rated active power 50 kW 60 kW 65 kW Maximum apparent power 55 kVA 66 kVA 72 kVA Maximum active power cosφ 1 55 kW Can be set to 50 kW 66 kW Can be set to 60 kW 72 kW R...

Page 114: ...SmartLogger or NetEco Note b Choose whether to connect the neutral wire to the SUN2000 50KTL M0 and SUN2000 60KTL M0 based on the application scenario When it is used in the scenarios without neutral wires set Output mode to Three phase three wire When it is used in the scenarios with neutral wires set Output mode to Three phase four wire Protection Item SUN2000 50KTL M0 SUN2000 60KTL M0 SUN2000 6...

Page 115: ...nsation When designing a power plant confirm with the PV module manufacturer that the anti PID voltage compensation direction of the PV module is the same as the direction of the PV positive offset Otherwise PV modules may be damaged CAUTION For the SUN2000 that supports built in PID repair when Built in PID running mode is set to Repair there is repair voltage between PV modules and the ground at...

Page 116: ...0 mm Net weight 74 kg 1 kg 72 kg 1 kg Operating temperature 25 C to 60 C Cooling mode Natural convection Highest operating altitude 4000 m Humidity 0 100 RH Input terminal Amphenol Helios H4 Output terminal Cable gland OT terminal Ingress Protection Rating IP65 Topology Transformerless SUN2000 50KTL 60KTL 65KTL M0 User Manual 10 Technical Specifications Issue 06 2020 07 07 Copyright Huawei Technol...

Page 117: ...low voltage power grid PEA 6 TAI MEA Thailand low voltage power grid MEA 7 Custom MV480 50Hz Reserved 8 Custom MV480 60Hz Reserved 9 IEC61727 MV480 IEC61727 medium voltage power grid 50 Hz 10 TAI PEA MV480 Thailand medium voltage power grid PEA 11 TAI MEA MV480 Thailand medium voltage power grid MEA 12 Philippines Philippines low voltage power grid 13 Philippines MV480 Philippines medium voltage p...

Page 118: ...power grid 24 Jordan Transmission MV480 Jordan medium voltage power grid 25 NAMIBIA Namibia power grid 26 ABNT NBR 16149 Brazil low voltage power grid 27 SA_RPPs South Africa low voltage power grid 28 SA_RPPs MV480 South Africa medium voltage power grid 29 ZAMBIA Zambia low voltage power grid 30 Chile Chile low voltage power grid 31 Mexico MV480 Mexico medium voltage power grid 32 Malaysian Malays...

Page 119: ...power grid 47 VDE AR N4120_HV VDE4120 standard power grid 48 VDE AR N4120_HV480 VDE4120 standard power grid 480 V 49 Vietnam Vietnam power grid Table A 2 Grid codes for the SUN2000 60KTL M0 No Grid Code Description 1 AS4777 Australia low voltage power grid 2 IEC61727 IEC61727 low voltage power grid 50 Hz 3 Custom 50Hz Reserved 4 Custom 60Hz Reserved 5 TAI PEA Thailand low voltage power grid PEA 6 ...

Page 120: ...80 IEC61727 medium voltage power grid 60 Hz 20 KOREA MV480 South Korea medium voltage power grid 21 Egypt ETEC Egypt low voltage power grid 22 Egypt ETEC MV480 Egypt medium voltage power grid 23 Jordan Transmission Jordan low voltage power grid 24 Jordan Transmission MV480 Jordan medium voltage power grid 25 NAMIBIA Namibia power grid 26 ABNT NBR 16149 Brazil low voltage power grid 27 SA_RPPs Sout...

Page 121: ...V480 Cameroon medium voltage power grid 44 Jordan Distribution Jordan power distribution network low voltage power grid 45 Jordan Distribution MV480 Jordan power distribution network medium voltage power grid 46 NAMIBIA_MV480 Namibia power grid 47 LEBANON Lebanon low voltage power grid 48 LEBANON MV480 Lebanon medium voltage power grid 49 ARGENTINA MV500 Argentina medium voltage power grid 50 Jord...

Page 122: ...ower grid 68 UTE C 15 712 1 A France mainland low voltage power grid 69 UTE C 15 712 1 B France islands 70 UTE C 15 712 1 C France islands 71 VDE 0126 1 1 BU Bulgaria power grid 72 VDE 0126 1 1 GR A Greece mainland power grid 73 VDE 0126 1 1 GR B Greece Island Grid 74 BDEW MV Germany medium voltage power grid 75 G59 England England 230 V power grid I 16 A 76 G59 Scotland Scotland 240 V power grid ...

Page 123: ...C11 C10 MV480 Belgium medium voltage power grid 93 ANRE Romania low voltage power grid 94 ANRE MV480 Romania medium voltage power grid 95 PO12 3 MV480 Spain medium voltage power grid 96 EN50438_IE MV480 Ireland medium voltage power grid 97 EN50438_IE Ireland low voltage power grid 98 CEI0 16 MV480 Italy medium voltage power grid 99 PO12 3 Spain low voltage power grid 100 CEI0 21 MV480 Italy medium...

Page 124: ...60 Hz 10 KOREA MV480 South Korea medium voltage power grid 11 Egypt ETEC MV480 Egypt medium voltage power grid 12 Jordan Transmission MV480 Jordan medium voltage power grid 13 SA_RPPs MV480 South Africa medium voltage power grid 14 ZAMBIA MV480 Zambia medium voltage power grid 15 Chile MV480 Chile medium voltage power grid 16 Mexico MV480 Mexico medium voltage power grid 17 Malaysian MV480 Malaysi...

Page 125: ...ssion HV480 Jordan high voltage power grid 27 TUNISIA MV480 Tunisia medium voltage power grid 28 AUSTRALIA NER MV480 Australia NER standard power grid 29 SAUDI MV480 Saudi Arabia power grid 30 Ghana MV480 Ghana medium voltage power grid 31 Israel MV480 Israel power grid 32 Chile PMGD MV480 Chile PMGD project power grid 33 VDE AR N4120_HV480 VDE4120 standard power grid 480 V 34 Vietnam MV480 Vietna...

Page 126: ...in Name Data Type Scenario intl fusionsolar huawei co m Public IP address FusionSolar hosting cloud NOTE The domain name is compatible with cn fusionsolar huawei com Chinese mainland SUN2000 50KTL 60KTL 65KTL M0 User Manual B Domain Name List of Management Systems Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 118 ...

Page 127: ...Lists User Name Initial Password Common User 00000a Advanced User 00000a Special User 00000a SUN2000 50KTL 60KTL 65KTL M0 User Manual C Product User Lists Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 119 ...

Page 128: ...ide through M MPP maximum power point MPPT maximum power point tracking P PID potential induced degradation PV photovoltaic R RCD residual current device W WEEE waste electrical and electronic equipment SUN2000 50KTL 60KTL 65KTL M0 User Manual D Acronyms and Abbreviations Issue 06 2020 07 07 Copyright Huawei Technologies Co Ltd 120 ...

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