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Number of Y-

branch

Connector

Sets

Recommended

MPPT to Be

Connected

Number of Y-

branch

Connector

Sets

Recommended

MPPT to Be

Connected

MPPT1, MPPT2,

MPPT3, MPPT4,

and MPPT5

MPPT1, MPPT2,

MPPT3, MPPT4,

MPPT5, and MPPT6

MPPT1, MPPT2,

MPPT3, MPPT4,

MPPT5, MPPT6,

and MPPT7

MPPT1, MPPT2,

MPPT3, MPPT4,

MPPT5, MPPT6,

MPPT7, and MPPT8

MPPT1, MPPT2,

MPPT3, MPPT4,

MPPT5, MPPT6,

MPPT7, MPPT8,

and MPPT9

N/A

Figure 5-12 Y-branch Connector Solution

Scenario

Model of Y-

branch

Connector

(Part A)

Connection Description

Connecting

Y-branch

connectors

to the PV

strings

(recommen

ded)

All models

Use the DC terminals delivered with the

SUN2000s to connect part B to the

SUN2000s.

SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0)

Series

User Manual

5 Electrical Connections

Issue 07 (2021-07-08)

Summary of Contents for 196KTL-H0

Page 1: ...SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual Issue 07 Date 2021 07 08 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: ...ith 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 hazard with a low level of risk which if not avoided could result in minor or moderate injury Indicates a potentially hazardous situation which if not avoided could result in equipment damage dat...

Page 4: ... the DC Input Power Cable Updated A Securing Y Branch Connectors Issue 04 2021 03 15 Updated 4 2 Preparing Tools Updated 5 7 Installing the DC Input Power Cable Updated 8 5 Troubleshooting Issue 03 2020 12 21 Updated 5 6 Connecting the AC Output Power Cable Issue 02 2020 10 30 Added descriptions about the SUN2000 200KTL H2 and SUN2000 215KTL H0 Issue 01 2020 05 15 This issue is used for first offi...

Page 5: ...ing Principles 14 2 4 1 Circuit Diagram 14 2 4 2 Working Modes 15 3 Solar Inverter Storage 17 4 Installation 19 4 1 Checking Before Installation 19 4 2 Preparing Tools 19 4 3 Determining the Installation Position 21 4 3 1 Environment Requirements 21 4 3 2 Space Requirements 22 4 4 Installing the Mounting Bracket 24 4 4 1 Support mounted Installation 25 4 4 2 Wall mounted Installation 26 4 5 Instal...

Page 6: ...ing Grid Parameters 60 7 1 4 2 Setting Protection Parameters 61 7 1 4 3 Setting Feature Parameters 61 7 1 5 Operations Related to the Special User 65 7 1 5 1 Setting Grid Parameters 66 7 1 5 2 Setting Protection Parameters 67 7 1 5 3 Setting Feature Parameters 69 7 1 5 4 Setting Power Adjustment Parameters 74 7 2 Operations with a USB Flash Drive 77 7 2 1 Exporting Configurations 77 7 2 2 Importin...

Page 7: ...7 B String Access Detection 110 C Domain Name List of Management Systems 113 D Acronyms and Abbreviations 114 SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual Contents Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd vi ...

Page 8: ...rranty 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 relevant int...

Page 9: ...nner 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...

Page 10: ... 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 shocks ...

Page 11: ...ed 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 live worki...

Page 12: ...quipment 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 correctly Inco...

Page 13: ...ing 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 are rectif...

Page 14: ...odels SUN2000 196KTL H0 SUN2000 200KTL H2 SUN2000 215KTL H0 Figure 2 1 Model description SUN2000 196KTL H0 is used as an example Table 2 1 Model description Tag Meaning Value 1 Series SUN2000 three phase grid tied PV string inverter 2 Power class 196K The power class is 196 kW 200K The power class is 200 kW 215K The power class is 215 kW SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 2 O...

Page 15: ...ts Typically a grid tied PV system consists of the PV string inverter AC power distribution unit and step up transformer Figure 2 2 Network application A PV string B Inverter C AC distribution unit ACDU D Step up transformer E Power grid NOTE The SUN2000 is powered by a dedicated power transformer instead of connecting to low voltage overhead power lines Supported Power Grid The inverter supports ...

Page 16: ...tep up transformer The SUN2000 itself does not connect to any neutral wire Figure 2 4 AC power system with the neutral point grounding 2 2 Appearance Dimensions Front View SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 2 Overview Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 9 ...

Page 17: ...tied indication LED2 LED4 NA Steady green The inverter is in grid tied mode Blinking green at short intervals Red An environmental fault occurs at AC side Off The inverter is not in grid tied mode Communicatio ns indication LED3 Blinking green at short intervals The inverter receives data over RS485 or MBUS communication Off The inverter has not received data over RS485 or MBUS communication for 1...

Page 18: ...nverter For example local maintenance includes configuration import and export using a USB flash drive and connecting to the SUN2000 app over a Bluetooth module WLAN module or USB data cable If the alarming and the local maintenance happen concurrently the alarm maintenance indicator shows the local maintenance state first After the USB flash drive Bluetooth module WLAN module or USB data cable is...

Page 19: ...inverter is grounded because there is a large contact current after the inverter is powered on Delayed discharge High voltage exists after the inverter is powered on Only qualified and trained electrical technicians are allowed to perform operations on the inverter Residual voltage exists after the inverter is powered off It takes 15 minutes for the inverter to discharge to the safe voltage Refer ...

Page 20: ... when the inverter is working Fan replacement warning Before replacing a fan disconnect its power connectors Inverter ESN label Indicates the inverter serial number Weight label The inverter needs to be carried by four persons or using a pallet truck 2 3 2 Product Nameplate SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 2 Overview Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd ...

Page 21: ...2 4 1 Circuit Diagram The inverter receives inputs from 18 PV strings Then the inputs are grouped into nine MPPT circuits inside the inverter 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 SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 2 Overv...

Page 22: ...nceptual diagram 2 4 2 Working Modes The SUN2000 can work in Standby Operating or Shutdown mode SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 2 Overview Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 15 ...

Page 23: ...ower 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 power is not suitable for connecting to the power grid for generating power Shutdown In Standby or Operating mode the SUN2000 ...

Page 24: ... tape The ambient temperature and humidity should be suitable for the storage The air must not contain corrosive or flammable gases Figure 3 1 Storage temperature and humidity 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...

Page 25: ...r inverter has been stored for more than two years it must be checked and tested by professionals before being put into use SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 3 Solar Inverter Storage Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 18 ...

Page 26: ...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 Preparing Tools SUN200...

Page 27: ... mallet Utility knife Cable cutter Crimping tool Model PV CZM 41100 manufacturer Staubli Removal wrench Model 13001462 manufacturer Staubli Vacuum cleaner Multimeter DC voltage measurement range 1500 V DC Marker Measuring tape Bubble or digital level SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 4 Installation Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 20 ...

Page 28: ...terials Do not install the inverter in areas with explosive materials Do not install the inverter in areas with corrosive materials Do not install the inverter where its enclosure and heat sinks are easily accessible because the voltage is high and these parts are hot during operation Install the inverter in a well ventilated environment for heat dissipation If the inverter is installed in an airt...

Page 29: ...solid enough to bear the weight load In residential areas do not install the inverter on drywalls or walls made of similar materials which have a weak sound insulation performance because the noise generated by the inverter is noticeable Figure 4 1 Mounting structure 4 3 2 Space Requirements Reserve enough clearance around the inverter and select an appropriate installation angle to ensure suffici...

Page 30: ... consult the local technical support engineers Figure 4 3 Installation angle When installing multiple inverters 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 4 Horizontal installation mode recommended SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 4 In...

Page 31: ...ation mode not recommended 4 4 Installing the Mounting Bracket Installation Precautions Figure 4 7 shows the inverter mounting bracket dimensions SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 4 Installation Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 24 ...

Page 32: ...tal The two round holes are recommended Before installing the mounting bracket remove the security torx wrench from the mounting bracket and set it aside Figure 4 8 Removing a security torx wrench 4 4 1 Support mounted Installation Support mounted Installation Step 1 Install the mounting bracket SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 4 Installation Issue 07 2021 07 08 Copyright H...

Page 33: ...d power cables buried in the wall NOTICE To prevent dust inhalation 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 remov...

Page 34: ...r take it out from the packing case and move it to the installation position NOTE Handles are packed in a fitting bag and are not delivered with the inverter Figure 4 11 Taking out and moving the inverter SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 4 Installation Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 27 ...

Page 35: ...ge to its cover Do not lift or hoist the inverter using the bottom holes of the handles to prevent the handles from cracking Figure 4 12 Lifting positions Installing the Inverter Step 1 Optional Install screws for locking DC switches NOTE For the model used in Australia perform this step to meet the local standards Figure 4 13 Install screws for locking DC switches Step 2 Mount the inverter on the...

Page 36: ...ary Notes If the inverter is installed in a high position you can hoist it Figure 4 15 Hoisting the inverter SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 4 Installation Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 29 ...

Page 37: ...n 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 protective earthing 5 2 Crimping an OT or DT Terminal Requirements for the OT or DT Terminal If a copper cable is used use copper wiring terminals If a copper clad aluminum cable is used use copper wiring terminals If an aluminum alloy cab...

Page 38: ...rminals along with copper aluminum transition spacers If copper aluminum transition spacers are used pay attention to the front and rear sides Ensure that the aluminum sides of spacers are in contact with aluminum wiring terminals and copper sides of spacers are in contact with the AC terminal block Figure 5 1 Requirements for the OT DT terminal SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Ma...

Page 39: ... or DT terminal closely Wrap the wire crimping area with a heat shrink tubing or PVC insulation tape The heat shrink tubing is used as an example When using a heat gun protect devices from being scorched Figure 5 2 Crimping an OT terminal 1 Cable 2 Core 3 Heat shrink tubing 4 OT terminal 5 Hydraulic pliers 6 Heat gun SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 5 Electrical Connections...

Page 40: ...eed to open the maintenance compartment door in rainy or snowy days take protective measures to prevent rain or snow entering the maintenance compartment If unavoidable do not open the maintenance compartment door Do not leave unused screws in the maintenance compartment Procedure Step 1 Partially loosen the two screws on the maintenance compartment door Step 2 Open the maintenance compartment doo...

Page 41: ...s a three hole rubber plug is bound in the maintenance compartment After removing the rubber plug save it properly for future use Figure 5 5 Removing the accessories from the maintenance compartment 1 Crimping modules End SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 5 Electrical Connections Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 34 ...

Page 42: ...ge of no less than 800 V current of 16 A and protection type of gM needs to be installed between the inverter and the tracker controller for 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 m Connect the power cable of the tracking system before the AC output power cable Otherwise re...

Page 43: ... can safely disconnect itself from the power grid when an exception occurs select a proper overcurrent protection device in compliance with local power distribution regulations WARNING Do not connect loads between the inverter and the AC switch The inverter is integrated with a comprehensive residual current detection unit to distinguish fault current from residual current Upon detecting that the ...

Page 44: ...multiple inverters connected in parallel connect the ground points of all inverters to ensure equipotential connections to ground cables Cable Specifications If you connect a ground cable to the ground point on the chassis shell you are advised to use a three core L1 L2 and L3 outdoor cable or three single core outdoor cables If you connect a ground cable to the ground point in the maintenance com...

Page 45: ...re valid only if the conductors of the PE cable and AC power cable use the same material If the materials are different ensure that the conductor cross sectional area of the PE cable produces a conductance equivalent to that of the cable specified in this table The specifications of the PE cable are subject to this table or calculated according to IEC 60364 5 54 Connecting the PE Cable Step 1 Secu...

Page 46: ...C output power cable bears pulling force due to force majeure Figure 5 9 Cable connection End Connecting the AC Output Power Cable Single core Step 1 Connect the AC cable to the terminal block SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 5 Electrical Connections Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 39 ...

Page 47: ... string or a PV module in the PV string Failure to do so may cause electric shocks or arcing which may also cause fire WARNING Ensure that the following conditions are met Otherwise the inverter may be damaged or even a fire could happen The open circuit voltage of each PV string must always be 1500 V DC or lower The polarities of electric connections are correct on the DC input side The positive ...

Page 48: ...installed or routed In this case an AC or DC short circuit may occur and damage the inverter The caused device damage is not covered under any warranty Terminal Description The inverter provides 18 DC input terminals which are controlled by its three DC switches DC SWITCH 1 controls DC input terminals 1 6 DC SWITCH 2 controls DC input terminals 7 12 and DC SWITCH 3 controls DC input terminals 13 1...

Page 49: ...losures with other heat emitting conductors Do not place the Y branch connector harness on the ground A safe distance must be reserved between the Y branch connector harness and the ground to avoid impact caused by water on the ground to the harness It is recommended that the Y branch connectors be connected from the PV string side and tied to the PV trackers The DC input terminals of the solar in...

Page 50: ...MPPT6 MPPT7 and MPPT8 9 MPPT1 MPPT2 MPPT3 MPPT4 MPPT5 MPPT6 MPPT7 MPPT8 and MPPT9 N A N A Figure 5 12 Y branch Connector Solution Scenario Model of Y branch Connector Part A Connection Description Connecting Y branch connectors to the PV strings recommen ded All models Use the DC terminals delivered with the SUN2000s to connect part B to the SUN2000s SUN2000 196KTL H0 200KTL H2 215KTL H0 Series Us...

Page 51: ... Unit mm PV cable that meets the 1500 V standard 4 6 4 7 6 4 NOTICE Cables with high rigidity such as armored cables are not recommended because poor contact may be caused by the bending of cables Procedure NOTICE Use the MC4 EVO2 PV connectors delivered with the inverter If the PV connectors are lost or damaged purchase the connectors of the same model The device damage caused by incompatible PV ...

Page 52: ... the PV string connector to the inverter connector and then pull back the PV string connector along the axial direction to check whether the connectors are securely connected The connector must be securely connected Damages caused by improper connection are not covered under the warranty Figure 5 13 Cable connection Figure 5 14 Connector connection SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User...

Page 53: ...ectors Figure 5 15 DC input power cabling requirement End 5 8 Installing the Communications Cable Precautions When routing communications cables separate communications cables from power cables to prevent communication from being affected SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 5 Electrical Connections Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 46 ...

Page 54: ...such as the SmartLogger 3 RS485B IN RS485 differential signal 4 RS485B OUT RS485 differential signal PE 5 PE shielding ground 6 PE shielding ground RS485 2 7 RS485A RS485 differential signal 8 RS485B RS485 differential signal Used for connecting to RS485 slave devices Procedure Step 1 Install the communications cable SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 5 Electrical Connections...

Page 55: ...mm four hole rubber plug NOTICE Block unused cable holes using plugs and tighten cable glands SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 5 Electrical Connections Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 48 ...

Page 56: ...ompartment Block unused cable holes using plugs and tighten cable glands End 5 9 Closing the Maintenance Compartment Door Procedure Step 1 Adjust the support bar close the maintenance compartment door and tighten the two screws on the door SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 5 Electrical Connections Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 49 ...

Page 57: ...Figure 5 19 Closing the door End SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 5 Electrical Connections Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 50 ...

Page 58: ...ns cable is connected correctly and securely 7 Check that the maintenance compartment interior is clean and tidy without foreign matter 8 The maintenance compartment door is closed and the door screws are tightened 9 Idle DC input terminals are sealed 10 Idle USB ports are plugged with waterproof plugs 6 2 System Power On Precautions WARNING When LED2 is steady green meaning that the inverter is g...

Page 59: ... Turn on the AC switch between the inverter and the grid NOTICE If you perform Step 2 before Step 1 the inverter reports a fault about abnormal shutdown The inverter can start normally after the fault is automatically cleared Step 2 Set DC SWITCH 1 MAIN SWITCH at the bottom of the SUN2000 chassis to ON Step 3 Check the status of LED 1 If it is steady green set DC SWITCH 2 and DC SWITCH 3 to ON End...

Page 60: ...tenance as an easy to use maintenance platform Connection Mode After the DC or AC side of the SUN2000 is powered on you can connect the app to it through a WLAN module a Bluetooth module or a USB data cable NOTICE Over a WLAN module The USB Adapter2000 C WLAN module is supported Over a Bluetooth module The USB Adapter2000 B Bluetooth module is supported Over a USB data cable The USB 2 0 port is su...

Page 61: ...ing a reset factory reset shutdown or upgrade command to the solar inverters may cause power grid connection failure which affects the energy yield Only professionals are allowed to set the grid parameters protection parameters feature parameters and power adjustment parameters of the solar inverters If the grid parameters protection parameters and feature parameters are incorrectly set the solar ...

Page 62: ...a WLAN module or a Bluetooth module a The WLAN module or Bluetooth module is connected to the USB port at the bottom of the SUN2000 b The WLAN or Bluetooth function is enabled c Keep the mobile phone within 5 m from the SUN2000 Otherwise the communication between them would be affected Connection over a USB cable a The USB data cable is connected from the USB port at the bottom of the SUN2000 to t...

Page 63: ...A password left unchanged for a long period of time may be stolen or cracked If a password is lost devices cannot be accessed In these cases the user is liable for any loss caused to the PV plant When the Bluetooth connection is used the connected Bluetooth device is named after last 8 digits of the SN barcode HWAPP After you select Use by default for this USB accessory a message that asks you to ...

Page 64: ...Figure 7 3 Selecting a connection mode with network access SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 7 Man Machine Interactions Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 57 ...

Page 65: ...Scenario in which the SUN2000 is connected to other management systems Run the SUN2000 app and access the operation screen SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 7 Man Machine Interactions Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 58 ...

Page 66: ...r is liable for any loss caused to the PV plant During the login if five consecutive invalid password entries are made the interval between two consecutive entries is less than 2 minutes the account will be locked for 10 minutes The password should consist of six characters If you log in to the app after the device connects to the app for the first time or factory defaults are restored the quick s...

Page 67: ...tting screen Figure 7 7 Grid parameters advanced user End Parameters No Parameter Description 1 Grid Code Set this parameter based on the grid code of the country or region where the inverter is used and the inverter application scenario 2 Isolation settings Set the working mode of the inverter based on the grounding status at DC side and the connection to the power grid SUN2000 196KTL H0 200KTL H...

Page 68: ...e safety the inverter detects the insulation resistance of the input side with respect to ground when it starts a self check If the detected value is less than the preset value the inverter does not connect to the grid 7 1 4 3 Setting Feature Parameters Procedure Step 1 Choose Function Menu Settings Feature Parameters to access the settings screen SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User ...

Page 69: ...ed when MPPT multi peak scanning is set to Enable 3 RCD enhancement RCD refers to the residual current of the inverter to the ground To ensure device and personal safety RCD should be limited to the specified value in the standard If an AC switch with a residual current detection function is installed outside the inverter this function should be enabled to reduce the residual current generated whe...

Page 70: ...utdown time of the concentration PV module If the concentration PV modules are shaded the power drops drastically to 0 and the inverter shuts down The energy yield would be affected since it takes too long for the power to resume and inverter to restart The parameter does not need to be set for crystalline silicon and filmy PV modules If this parameter is set to Crystalline silicon or Film the inv...

Page 71: ...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 shut down 11 Automatic ON due to communication resumed If this parameter is set to Enable the inverter automatically starts afte...

Page 72: ...first After the PV power supply recovers and the activation conditions are met the inverter automatically activates the upgrade 18 RS485 2 communication If this parameter is set to Enable the RS485 2 port can be used If the port is not used you are advised to set this parameter to Disable to reduce power consumption 19 Duration for determining short time grid disconnection ms The standards of cert...

Page 73: ...he inverter based on the grounding status at DC side and the connection to the power grid 3 Output mode Specifies whether the inverter output has a neutral wire based on the application scenario 4 Automatically start upon grid recovery Specifies whether to allow the inverter to automatically start after the power grid recovers 5 Grid connected recovery time from grid faults s Specifies the time af...

Page 74: ...ency is higher than Grid reconnection frequency upper limit the inverter is not allowed to reconnect to the grid 9 Grid reconnection frequency lower limit Hz The standards of certain countries and regions require that after the inverter shuts down for protection due to a fault if the power grid frequency is lower than Grid reconnection frequency lower limit the inverter is not allowed to reconnect...

Page 75: ...ion threshold V Specifies the level N grid overvoltage protection threshold 5 Level N overvoltage protection duration ms Specifies the level N grid overvoltage protection duration 6 Level N undervoltage protection threshold V Specifies the level N grid undervoltage protection threshold 7 Level N undervoltage protection duration ms Specifies the level N grid undervoltage protection duration 8 Level...

Page 76: ...frequency protection threshold 11 Level N underfrequency protection duration ms Specifies the level N grid underfrequency protection duration 7 1 5 3 Setting Feature Parameters Procedure Step 1 Choose Function Menu Settings Feature Parameters to access the settings screen SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 7 Man Machine Interactions Issue 07 2021 07 08 Copyright Huawei Techno...

Page 77: ...annot disconnect from the power grid immediately and has to work for some time 2 Threshold for triggering LVRT V Specifies the threshold for triggering LVRT The threshold settings should meet the local grid standard This parameter is displayed when LVRT is set to Enable SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 7 Man Machine Interactions Issue 07 2021 07 08 Copyright Huawei Technolo...

Page 78: ...ent limiting During LVRT the solar inverter needs to limit the reactive current For example if you set Percentage of LVRT reactive current limiting to 50 the reactive current upper limit of the solar inverter is 50 of the rated current during LVRT 6 Threshold of LVRT zero current mode When Zero current due to power grid fault is enabled if the power grid voltage is less than the value of Threshold...

Page 79: ...port the power grid This parameter is used to set the negative sequence reactive power generated by the solar inverter For example if you set HVRT gradient K2 to 2 the negative sequence reactive current generated by the solar inverter is 20 of the rated current when the AC voltage increases by 10 during HVRT 13 Grid voltage protection shield during VRT Specifies whether to shield the undervoltage ...

Page 80: ...n after the communication is interrupted for a certain time 19 Automatic ON due to communicati on resumed If this parameter is set to Enable the inverter automatically starts after communication recovers If this parameter is set to Disable the inverter needs to be started manually after communication recovers 20 Communicati on interruption duration min Specifies the duration for determining commun...

Page 81: ...ng screen Figure 7 13 Power adjustment parameters special user End Parameters No Parameter Description Remarks 1 Remote power schedule If this parameter is set to Enable the inverter responds to the scheduling instruction from the remote port If this parameter is set to Disable the inverter does not respond to the scheduling instruction from the remote port SUN2000 196KTL H0 200KTL H2 215KTL H0 Se...

Page 82: ...his parameter is set to 100 the inverter outputs based on the maximum output power 8 Night time reactive power output In some specific application scenarios a power grid company requires that the inverter can perform reactive power compensation at night to ensure that the power factor of the local power grid meets requirements 9 Enable reactive power parameters at night When this parameter is set ...

Page 83: ...e power of inverters be derated when the power grid frequency exceeds a certain value This parameter is displayed when Overfrequency derating is set to Enable When setting this parameter ensure that the following condition is met Frequency for exiting overfrequency derating Frequency for triggering overfrequency derating Cutoff frequency of overfrequency derating 18 Frequency for exiting overfrequ...

Page 84: ...output reactive power to the rated active power in real time based on P Pn the ratio of the actual active power to the rated active power 28 Cosφ P Pn characteristic curve The inverter adjusts the output power factor cosφ in real time based on P Pn 7 2 Operations with a USB Flash Drive USB flash drives of SanDisk Netac or Kingston are supported Other USB flash drives may not be identified because ...

Page 85: ...file to the root directory of a USB flash drive 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 password for logging in to the SUN2000 app or entering the Dev...

Page 86: ...ites A complete configuration file has been exported 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 3 Replace the exported boot script file in the root directory of the USB flash drive with the imported one NOTICE Replace the boot script file only and keep the exported fi...

Page 87: ...k 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 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 oper...

Page 88: ...ript 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 executes all ...

Page 89: ... green An operation with a USB flash drive is successful 8 The system automatically restarts when the upgrade is completed All LED indicators are off during the restart After the restart the indicator is blinking green slowly for 1 minute and then it becomes steady green which indicates that the upgrade is successful SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 7 Man Machine Interactio...

Page 90: ...1 Run a shutdown command on the SUN2000 app SmartLogger or network management system NMS For details see the user manual of the corresponding product Step 2 Turn off the AC switch between the inverter and the power grid Step 3 Set the three DC switches to OFF End 8 2 Power Off for Troubleshooting Context To prevent personal injury and equipment damage perform the following procedure to power off t...

Page 91: ...hut 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 0 5 A go to the next step If the current is higher than 0 5 A wait until the solar irradiance decreases and the PV string current decre...

Page 92: ... connecting cables and maintaining the grounding reliability power off the system and ensure that the three DC switches on the inverter are OFF If you need to open the maintenance compartment door in rainy or snowy days take protective measures to prevent rain or snow entering the maintenance compartment If unavoidable do not open the maintenance compartment door Maintenance list Item Check Method...

Page 93: ...r the sealing caps of idle DC input terminals fall off Check that the idle COM and USB ports are locked by waterproof caps The first inspection is 6 months after the initial commissioning From then on the interval can be 6 or 12 months Grounding reliability Ground cables are securely connected The first inspection is 6 months after the initial commissioning From then on the interval can be 6 or 12...

Page 94: ... the screw on the fan tray and save it Pull out the fan tray until the fan baffle plate aligns with the inverter chassis Figure 8 3 Pulling out fan tray 1 Step 2 Remove the cable ties shared by the cables unscrew the connectors and disconnect the cables Figure 8 4 Disconnecting cables Step 3 Pull out the fan tray SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 8 Maintenance Issue 07 2021 ...

Page 95: ... ties FAN 2 Faulty Figure 8 7 Removing the FAN 2 cable ties FAN 3 Faulty Figure 8 8 Removing the FAN 3 cable ties Step 5 Remove the faulty fan FAN 1 is used as an example Figure 8 9 Removing the fan SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 8 Maintenance Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 88 ...

Page 96: ...N 1 cables Binding positions for fan 2 Figure 8 12 Binding the FAN 2 cables Binding positions for fan 3 Figure 8 13 Binding the FAN 3 cables Step 8 Push the fan tray into the slot until the fan baffle plate aligns with the inverter chassis SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 8 Maintenance Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 89 ...

Page 97: ...ew Figure 8 16 Reinstalling the fan tray End 8 5 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 faulty without affecting the grid tied power generation SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 8 Maintenance Issue 07 2021 07 08 Copyright...

Page 98: ...PV strings 9 and 10 Cause ID 6 PV strings 11 and 12 Cause ID 7 PV strings 13 and 14 Cause ID 8 PV strings 15 and 16 Cause ID 9 PV strings 17 and 18 Reduce the number of PV modules connected in series in the PV string until the PV string open circuit voltage is not greater than the maximum operating voltage of the inverter After the PV array configuration is corrected the alarm disappears 2011 Stri...

Page 99: ...number of PV modules connected in series in the PV string is less than that in other PV strings connected in parallel with this PV string If yes wait until the PV string current drops below 0 5 A set all DC switches to OFF and adjust the number of PV modules in the PV string 2 Check whether the open circuit voltage of the PV string is normal 3 Check whether the PV string is shaded SUN2000 196KTL H...

Page 100: ...itive offset the voltage between the inverter PV and the ground should be greater than 0 V to clear the alarm if the PV is set to negative offset the voltage between the inverter PV and the ground should be less than 0 V to clear the alarm 4 If the alarm persists contact your dealer or Huawei technical support 2015 PV String Loss Warning This alarm is generated when the PV string status is abnorma...

Page 101: ...Major Cause ID 1 The grid voltage is below the lower threshold or the undervoltage duration has exceeded the time that triggers LVRT 1 If the alarm occurs occasionally the power grid may be abnormal temporarily The inverter automatically recovers after detecting that the power grid becomes normal 2 If the alarm occurs frequently check whether the power grid voltage is within the acceptable range I...

Page 102: ... modify the overvoltage protection threshold through the mobile app SmartLogger or NMS 3 Check whether the peak grid voltage exceeds the upper threshold 2035 Grid Voltage Imbalance Major Cause ID 1 The difference between grid phase voltages exceeds the upper threshold 1 Check that the grid voltage is within the normal range 2 Check that the AC output power cable is correctly connected If the AC ou...

Page 103: ... app SmartLogger or NMS with the consent of the local power operator 2037 Grid Underfrequenc y Major Cause ID 1 Power grid exception The actual power grid frequency is lower than the standard requirement for the local power grid 1 If the alarm occurs occasionally the power grid may be abnormal temporarily The inverter automatically recovers after detecting that the power grid becomes normal 2 If t...

Page 104: ... upper threshold and therefore the inverter protection is triggered 1 The inverter detects its external working conditions in real time After the fault is rectified the inverter automatically recovers 2 If the alarm occurs frequently and affects the energy yield of the power plant check whether the output is short circuited If the fault cannot be rectified contact your dealer or Huawei technical s...

Page 105: ... If you are sure that the impedance is less than the preset value in a cloudy or rainy environment reset Insulation resistance protection 2063 Cabinet Overtemperatu re Minor Cause ID 1 1 The inverter is installed in a place with poor ventilation 2 The ambient temperature is too high 3 The inverter is not working properly 1 Check the ventilation and whether the ambient temperature of the inverter e...

Page 106: ...D 1 3 fans 1 3 1 Shut down the fan turn off the DC switch check whether the fan blades are damaged and clear the foreign matter around the fan 2 Reinstall the fan turn on the DC switch and wait for the inverter to start If the fault persists after 15 minutes replace the external fan 2087 Internal fan abnormal Major Cause ID 1 The internal fan is short circuited the power supply is insufficient or ...

Page 107: ... Then turn off the AC output switch and then the DC input switch After 5 minutes turn on the AC output switch and the DC input switch Wait until the inverter connects to the power grid If the fault persists 5 minutes later contact your dealer or Huawei technical support 2093 Abnormal DC Switches Minor Cause ID 1 The DC switch is not in the ON position or the DC switch reset button is not pressed d...

Page 108: ...input switch and then turn them on after 15 minutes If the fault persists replace the monitoring board or contact your dealer or Huawei technical support NOTE If you cannot rectify faults with the measures listed in troubleshooting suggestions contact your dealer or Huawei technical support SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 8 Maintenance Issue 07 2021 07 08 Copyright Huawei ...

Page 109: ...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 disposal rules...

Page 110: ...ical Specifications SUN2000 196KTL H0 SUN2000 200KTL H2 SUN2000 215KTL H0 Maximum input voltage 1500 V Maximum input current per MPPT 30 A Maximum short circuit current per MPPT 50 A Maximum backfeed current to the PV array 0 A Lowest operating startup voltage 500 V 550 V SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 10 Technical Data Issue 07 2021 07 08 Copyright Huawei Technologies Co...

Page 111: ...A Maximum active power cosφ 1 216 kW 215 kW 215 kW Rated output voltage 800 V AC 3W PE 800 V AC 3W PE 800 V AC 3W PE Rated output current 141 5 A 133 6 A 144 4 A Adapted power grid frequency 50 Hz 50 Hz 60 Hz 50 Hz 60 Hz Maximum output current 155 9 A 155 2 A 155 2 A Power factor 0 8 leading and 0 8 lagging 0 8 leading and 0 8 lagging 0 8 leading and 0 8 lagging Maximum total harmonic distortion r...

Page 112: ...rge protection Type II Insulation resistance detection Supported Residue current monitoring RCMU Supported Overvoltage category PV II AC III Display and Communication Technical Specifications SUN2000 196KTL H0 SUN2000 200KTL H2 SUN2000 215KT L H0 Display LED indicator Bluetooth module app USB data cable app and WLAN module app RS485 Supported MBUS Supported USB Supported SUN2000 196KTL H0 200KTL H...

Page 113: ...e 25 C to 60 C Cooling mode Smart air cooling Highest operating altitude 5000 m derated when the altitude is greater than 4000 m Humidity 0 100 RH Input terminal MC4 EVO2 Output terminal Waterproof terminal OT DT terminal IP rating IP66 Topology Transformerless SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual 10 Technical Data Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 106 ...

Page 114: ...dvised to install a tray or beam to secure the Y branch connectors Method 1 Using a Tray Prepare a tray based on the base size of the solar inverter and the cabling of the Y branch connectors Material outdoor corrosion resistant material Bearing capacity 10 kg Figure A 1 Recommended dimensions Step 1 Install a tray SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual A Securing Y Branch Connec...

Page 115: ...sing a Beam Prepare a beam based on the base size of the solar inverter and the cabling of the Y branch connectors Material outdoor corrosion resistant material Bearing capacity 10 kg SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual A Securing Y Branch Connectors Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 108 ...

Page 116: ...e A 5 Installing a beam Step 2 Bind the Y branch connectors on the beam Figure A 6 Binding Y branch connectors End SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual A Securing Y Branch Connectors Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 109 ...

Page 117: ...can be determined whether all the 2 in 1 PV strings are restored only when the string current reaches Startup current for 2 in 1 detection Procedure Step 1 Log in to the SUN2000 app as Advanced User The initial password is 00000a NOTE Use the initial password upon first power on and change it immediately after login To ensure account security change the password periodically and keep the new passw...

Page 118: ...r details about Isc Stc see the PV module nameplate Default startup current 5 A applicable to the scenarios where the short circuit current Isc Stc is greater than 8 A for the monocrystalline and polycrystalline PV modules This paramet er is displaye d only when String Access Detecti on is set to Enable 3 Startup current for 2 in 1 detection When the current of a PV string reaches Startup current ...

Page 119: ...e as follows Automatic identification default value Disconnection Single PV string and 2 in 1 You are advised to retain the default value If the value is incorrectly set the PV string access type may be incorrectly identified and alarms may be generated by mistake for the PV string connection status SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual B String Access Detection Issue 07 2021 07...

Page 120: ...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 196KTL H0 200KTL H2 215KTL H0 Series User Manual C Domain Name List of Management Systems Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 113 ...

Page 121: ... L LED light emitting diode M MBUS monitoring bus MPP maximum power point MPPT maximum power point tracking P PID potential induced degradation PV photovoltaic SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual D Acronyms and Abbreviations Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 114 ...

Page 122: ...urrent monitoring unit W WEEE waste electrical and electronic equipment SUN2000 196KTL H0 200KTL H2 215KTL H0 Series User Manual D Acronyms and Abbreviations Issue 07 2021 07 08 Copyright Huawei Technologies Co Ltd 115 ...

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