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Huawei SUN2000-10KTL User Manual Download Page 98

SUN2000 (8KTL-28KTL) 
User Manual 

7 Man-Machine Interaction 

 

Issue 10 (2017-07-30) 

Huawei Proprietary and Confidential                                     

Copyright © Huawei Technologies Co., Ltd. 

91 

 

LCD Screen 

Procedure 

 

5. On the 

Comm. Param.

 screen, press 

. 

 

6. Set 

Address

, 

Protocol

, 

Baud Rate

, and 

Match Resistance

, and press 

. 

 

The optional addresses range from 

1

 to 

247

. 

 

The optional protocol is 

modbus

. 

 

The optional baud rates are 

4800bps

, 

9600bps

, and 

19200bps

. 

 

The optional parities are 

None

, 

Even 

parity

, 

Odd parity

. 

 

The optional values of match resistance are 

Disconnect

 and 

Connect

. 

This parameter is set to 

Disconnect

 by 

default. If signals are distorted or the 
communication is of poor quality because 
of a lengthy communications cable, set the 
parameter to 

Connect

. 

 

----End 

7.2.9 Setting Protection Parameters 

SUN2000 protection parameters can be set on the monitoring panel. 

Procedure 

 

The following table lists the procedure for setting protection parameters. The parameter 
values in the figures are for reference only. 

Summary of Contents for SUN2000-10KTL

Page 1: ...SUN2000 8KTL 28KTL User Manual Issue 10 Date 2017 07 30 HUAWEI TECHNOLOGIES CO LTD ...

Page 2: ...e customer All or part of the products services and features described 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...

Page 3: ...version can be downloaded from http support huawei com Intended Audience This document is intended for photovoltaic PV plant operators and qualified electrical technical personnel Symbol Conventions The symbols that may be found in this document are defined as follows Symbol Description Indicates an imminently hazardous situation which if not avoided will result in death or serious injury Indicate...

Page 4: ...ning the Installation Position Updated certain content of 8 2 Routine Maintenance Issue 08 2015 12 08 Deleted descriptions about the SUN2000 24 5KTL Updated descriptions in 5 2 Connecting AC Output Power Cables Updated descriptions in 7 2 1 Viewing System Operating Information Added the On grid recovery time parameter to 7 2 9 Setting Protection Parameters Added parameters RCD enhancing and K fact...

Page 5: ...4 03 25 Added cable types and precautions for cable connections in 5 3 Connecting DC Input Power Cables Modified the output power of the inverter at different temperatures in General Data in 10 Technical Specifications Issue 04 2013 11 25 Added description about the SUN2000 23KTL Issue 03 2013 10 11 Added descriptions about the SUN2000 28KTL Issue 02 2013 06 08 This issue is the second official re...

Page 6: ... the Installation Position 23 4 4 Support mounting the SUN2000 27 4 5 Wall mounting the SUN2000 32 5 Electrical Connections 41 5 1 Connecting PGND Cables 41 5 2 Connecting AC Output Power Cables 44 5 3 Connecting DC Input Power Cables 51 5 4 Connecting Communications Cables 57 5 4 1 Communications Ports 57 5 4 2 Connecting RS485 Communications Cables 59 6 System Operation 64 6 1 Checking Before Po...

Page 7: ...2 10 Setting Feature Parameters 93 7 2 11 Setting Isolation Parameters 95 7 2 12 Manually Starting and Shutting down the SUN2000 97 7 2 13 Restoring Factory Settings 99 7 2 14 Enabling USB Guide Functions 101 7 2 15 Cleaning the User Data 104 7 2 16 Resetting Alarms 106 7 2 17 Resetting the System 107 7 2 18 Viewing the System Version 109 8 Maintenance 111 8 1 Powering Off the SUN2000 111 8 2 Rout...

Page 8: ...tain important information about safe operation Do not remove or damage the nameplate on the SUN2000 enclosure because it contains important product information Installation Ensure that DC and AC power supplies are disconnected before operations Read this document before installation Huawei shall not be liable for any consequence caused by violation of the regulations specified in this document Sh...

Page 9: ... by the PV module strings the SUN2000 and protective devices is at least 1 megohm Operation High voltage may cause electrical shock or death during operation Strictly comply with the safety precautions in this document and associated documents when operating the SUN2000 Do not disconnect the DC power supply during the SUN2000 operation Do not touch parts of the SUN2000 other than the liquid crysta...

Page 10: ...ompromise the SUN2000 security performance before restarting the SUN2000 A faulty SUN2000 requires overall maintenance Contact the dealer if the SUN2000 is faulty Maintain the SUN2000 with sufficient knowledge of this document and proper tools and testing equipment Wear electrostatic discharge ESD gloves and comply with ESD protection regulations when maintaining the SUN2000 ...

Page 11: ...ls and application of the SUN2000 Function The SUN2000 is a three phase grid tied PV string inverter It converts DC power generated by PV strings into AC power and then feeds the AC power into the power grid Models Figure 2 1 shows how to read the SUN2000 model number using SUN2000 17KTL as an example Figure 2 1 Model number description Table 2 1 lists all the models of the SUN2000 and their rated...

Page 12: ...stations A typical grid tied PV power system consists of PV strings grid tied inverters and AC distribution units ACDUs as shown in Figure 2 2 Figure 2 2 SUN2000 network application A PV string B SUN2000 C ACDU D Transformer E Power grid A model in the range from SUN2000 8KTL to SUN2000 23KTL can connect to the low voltage power grid directly without connecting to a transformer Power Grid Modes fo...

Page 13: ...ith a PE cable 480 V does not match the power grid voltage connect a transformer to adapt to the power grid voltage For example if the SUN2000 is connected to a low voltage power grid three phase with an N cable and a PE cable 400 V a transformer is required to convert the 480 V voltage to the 400 V voltage Figure 2 3 Power grid modes supported by all SUN2000 models except the SUN2000 28KTL Figure...

Page 14: ...SUN2000 8KTL 28KTL User Manual 2 Overview Issue 10 2017 07 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 7 External Dimensions Figure 2 5 Appearance ...

Page 15: ...ort 5 RS485 IN port 6 RS485 OUT port 7 AC output terminal 8 Protective earthing PE bolt 9 DC input terminals negative 2 3 Label Conventions This section describes the symbols on the SUN2000 and the nameplate Symbols Table 2 2 describes all symbols on the SUN2000 Table 2 2 Symbols Symbol Label Meaning Danger high voltage The SUN2000 operates at high voltage All operations on the SUN2000 may only be...

Page 16: ... hot Refer to documentation Remind operators to refer to the documentation shipped with the SUN2000 Grounding The SUN2000 must be connected to a ground bar for grounding purposes Operation warning The DC input connector must not be removed when the SUN2000 is in operation Nameplate Figure 2 7 shows the SUN2000 nameplate which contains the model information technical specifications and compliance s...

Page 17: ...certification standards Note The SUN2000 8KTL SUN2000 10KTL and SUN2000 12KTL do not feature CE certification mark The SUN2000 complies with CE certification standards Environmentally friendly use period EFUP The SUN2000 is environmentally friendly for at least 50 years EU WEEE mark The SUN2000 must not be disposed of as domestic waste 2 4 Monitoring Panel This section describes the monitoring pan...

Page 18: ...ing data such as input power output power energy yield and alarms The indicators show the SUN2000 operating status LCD The LCD displays the SUN2000 data in graphics and text including the operating information alarm information system parameters and user parameters If no button is pressed within 90s on a non default screen the LCD automatically displays the default screen which is shown in Figure ...

Page 19: ...flow from the SUN2000 to the power grid and the voltage and current of each output All models except the SUN2000 28KTL display the effective phase voltage and current of the SUN2000 three phase output The SUN2000 28KTL displays the effective line voltage and current NOTE The system displays the voltage and current from the PV string corresponding to the box marked black and switches between the co...

Page 20: ...ls on for 0 5s and then off for 0 5s The SUN2000 generates a minor alarm For details see 7 2 2 Viewing Alarm Records Blinking red at long intervals on for 1s and then off for 4s The SUN2000 has generated a warning For details see 7 2 2 Viewing Alarm Records Buttons Table 2 5 describes the four buttons on the SUN2000 monitoring panel Table 2 5 Button description Button Name ESC Escape Up Down Confi...

Page 21: ...trings The inputs are then grouped into two 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 a converter circuit There is surge protection for both DC and AC sides Figure 2 10 Figure 2 11 and Figure 2 12 show the circuit diagrams for the different models Figure 2 10 Conceptual diagram for the SUN2000 ...

Page 22: ...magnetic interference EMI filters remove EMI from the SUN2000 to meet electromagnetic compatibility requirements The MPPT circuits measure the voltage and current of the PV strings in real time and track the maximum power point to ensure maximum output power of the system The DC AC converter circuit converts DC power into AC power which is then fed to the power grid with equivalent output frequenc...

Page 23: ...tches to shutdown mode when it detects a shutdown command or a fault Operating In this mode The SUN2000 converts DC power from PV strings into AC power and feeds the power to the power grid The SUN2000 always tracks the maximum power point to maximize the PV string output The SUN2000 enters the shutdown mode after detecting a fault or a shutdown command and enters the standby mode after detecting ...

Page 24: ...ately Do not unpack the SUN2000 Store the SUN2000 at a temperature range of 40 C to 70 C and with the relative humidity of 5 to 95 The SUN2000 should be stored in a clean and dry place and be protected from dust and water vapor corrosion Do not stack more than four SUN2000s Conduct periodic inspection during storage Replace the packing materials immediately if any rodent bites are found Ensure tha...

Page 25: ...he SUN2000 in places prone to body contact because the SUN2000 shelf and heat sinks become hot during the SUN2000 operation 4 1 Checking Before Installation Before unpacking check that the outer packing is intact After unpacking check that the product and accessories are intact and complete Checking Outer Packing Materials Before unpacking the SUN2000 examine the outer packing for damage such as h...

Page 26: ...roduct and accessories No Name Quantity Description 1 SUN2000 1 N A 2 Rear panel 1 N A 3 Expansion bolt 3 Secures the rear panel to a wall 4 DC input connector 8 12 Connects to a DC input power cable SUN2000 8KTL 10KTL 12KTL 8 4 positive connectors and 4 negative connectors SUN2000 15KTL 17KTL 20KTL 23KTL 28KTL 12 6 positive connectors and 6 negative connectors 5 Waterproof RJ45 connector 2 Connec...

Page 27: ...nd negative ones separate to avoid confusion 8 Documentation 1 N A 4 2 Tools Prepare the tools required for installation and cable connections Tool Model Function Hammer drill With a drill bit of Φ14 mm Drills holes Adjustable wrench With an open end 32 mm Tightens expansion bolts Torque screwdriver Hexagon socket head 5 mm Flat head M6 Hexagon socket head Secures screws to mechanical parts Flat h...

Page 28: ...pen end of 10 mm Tightens ground bolts Diagonal pliers N A Cut cable ties Wire stripper Applies to cables with cross sectional areas of 4 mm2 6 mm2 and 10 mm2 Peels off cable jackets Rubber mallet N A Hammers expansion bolts into holes Guarded blade utility knife N A Removes packaging Cable cutter Applies to cables with cross sectional areas of 4 mm2 6 mm2 and 10 mm2 Cuts power cables ...

Page 29: ...Function Crimping tools H4TC0001 Manufacturer AMPHENOL Crimps cables RJ45 crimping tool N A Prepares RJ45 connectors for communications cables Removal tool H4TW0001 Manufacturer AMPHENOL Removes DC connectors from the SUN2000 Vacuum cleaner N A Cleans up dust after drilling holes Multimeter N A Measures voltage Marker Diameter maximum 10 mm Marks signs ...

Page 30: ...ect operators when drilling holes Safety goggles N A Protect operators when drilling holes Anti dust respirator N A Protects operators from dust inhalation when drilling holes 4 3 Determining the Installation Position The requirements described in this section apply to both wall mounting and support mounting This section uses wall mounting the SUN2000 as an example Comply with the following requir...

Page 31: ...ort the weight of the SUN2000 The cable connection area must face downwards Install the SUN2000 either vertically or with a backward lean of a maximum of 15 degrees The SUN2000 must be installed at an appropriate height for ease of observation and operation of the monitoring panel The SUN2000 must be installed in a well ventilated environment to ensure good heat dissipation When installed under di...

Page 32: ...n in Figure 4 2 must be provided in any installation scenario including wall mounted and support mounted scenarios Multiple SUN2000s must be installed in a line if sufficient space is available Otherwise they must be installed in checkerboard mode as shown in Figure 4 3 The stacked installation mode shown in Figure 4 4 is not recommended The clearance between SUN2000s must meet requirements shown ...

Page 33: ...SUN2000 8KTL 28KTL User Manual 4 Installation Issue 10 2017 07 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 26 Figure 4 3 Checkerboard installation mode recommended ...

Page 34: ... recommended The clearance between multiple SUN2000s must be increased to ensure proper heat dissipation when they are installed in a hot area 4 4 Support mounting the SUN2000 When installing the SUN2000 the accompanying rear panel must first be secured to a support The SUN2000 is then secured to the rear panel using hexagon screws Context Figure 4 5 shows the SUN2000 from the back ...

Page 35: ...4 5 SUN2000 rear view 1 Heat sink 2 Mounting bracket Figure 4 6 shows the dimensions of holes in the rear panel of the SUN2000 Figure 4 6 Dimensions of holes in the SUN2000 rear panel Procedure Step 1 Determine the positions for drilling holes using the rear panel in the packing case and mark the hole positions using a marker as shown in Figure 4 7 ...

Page 36: ...Technologies Co Ltd 29 Figure 4 7 Determining hole positions Step 2 Drill holes using a hammer drill as shown in Figure 4 8 Figure 4 8 Drilling holes Step 3 Align the rear panel with hole positions insert M10x60 bolts into the holes and tighten the bolts to a torque of 30 N m using a torque wrench as shown in Figure 4 9 ...

Page 37: ...d hold the end of the other handle near the SUN2000 top with the other end and then stand the SUN2000 as shown in Figure 4 10 Two persons are required to install the SUN2000 To prevent personal injury caused by a falling SUN2000 keep balance when lifting the SUN2000 because the SUN2000 has a heavy top Figure 4 10 Lifting a SUN2000 Step 5 Mount the SUN2000 keeping the mounting brackets in alignment...

Page 38: ...Mounting a SUN2000 on a rear panel Step 6 Tighten the two hexagon screws at the bottom of the SUN2000 to a torque of 5 N m as shown in Figure 4 12 Figure 4 12 Tightening hexagon screws Step 7 Optional Install an antitheft lock as shown in Figure 4 13 The function of an antitheft lock is to secure the SUN2000 to the rear panel and protect it from stealing ...

Page 39: ... Huawei Technologies Co Ltd 32 Figure 4 13 Installing an antitheft lock End 4 5 Wall mounting the SUN2000 When installing the SUN2000 the accompanying rear panel must first be secured to a wall The SUN2000 is then secured to the rear panel using hexagon screws Context Figure 4 14 shows the SUN2000 from the back ...

Page 40: ...ket Figure 4 15 shows the dimensions of holes in the rear panel of the SUN2000 Figure 4 15 Dimensions of holes in the SUN2000 rear panel If the installation location is near the ground connect the PGND cable to the ground before installing the SUN2000 For details refer to 5 1 Connecting PGND Cables It is recommended that the SUN2000 be installed at eye level to facilitate operation and maintenance...

Page 41: ...provided with the SUN2000 in the packing case and mark the positions using a marker as shown in Figure 4 16 Figure 4 16 Locating and marking the hole positions Step 2 Drill holes using a hammer drill and install expansion bolts as shown in Figure 4 18 An expansion bolt is composed of four parts as shown in Figure 4 17 Figure 4 17 Expansion bolt composition 1 Expansion sleeve 2 Flat washer 3 Spring...

Page 42: ...les If the holes are inaccurately positioned drill new holes 2 Partially tighten an expansion bolt vertically insert it into the hole and drive the expansion bolt completely into the hole using a rubber mallet 3 Remove the M10x60 bolt spring washer and flat washer by rotating them counterclockwise Ensure that the top surface of the expansion sleeve is level with the surface of the concrete wall af...

Page 43: ...5 If the rear panel has been installed too high for the SUN2000 to be mounted perform Step 6 to Step 10 Step 6 Remove the two rubber screws from the top of the SUN2000 using a flat head screwdriver and install two M10 lifting eyes as shown in Figure 4 20 Figure 4 20 Installing lifting eyes Step 7 Ensure that two people lift the SUN2000 and turn it upright Lift the SUN2000 by grasping the handle at...

Page 44: ...nal injury maintain balance when lifting the SUN2000 because it is top heavy Figure 4 21 Lifting the SUN2000 Step 8 Run a rope that is sufficiently weight bearing for the SUN2000 through the lifting eyes and hoist the SUN2000 as shown in Figure 4 22 When hoisting the SUN2000 maintain balance to protect the SUN2000 from knocking into the wall or other objects ...

Page 45: ...ary and Confidential Copyright Huawei Technologies Co Ltd 38 Figure 4 22 Hoisting the SUN2000 Step 9 Mount the SUN2000 keeping the mounting brackets in alignment with the rear panel as shown in Figure 4 23 and Figure 4 24 Figure 4 23 Mounting the SUN2000 on the rear panel front view ...

Page 46: ...re 4 24 Mounting the SUN2000 on the rear panel rear view Step 10 Tighten the two hexagon screws at the bottom of the SUN2000 to a torque of 5 N m as shown in Figure 4 25 Figure 4 25 Tightening hexagon screws Step 11 Optional Install an antitheft lock as shown in Figure 4 26 The antitheft lock secures the SUN2000 to the rear panel to prevent theft ...

Page 47: ...SUN2000 8KTL 28KTL User Manual 4 Installation Issue 10 2017 07 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 40 Figure 4 26 Installing an antitheft lock End ...

Page 48: ...xt Before performing any electrical connection ensure that the DC SWITCH is OFF Otherwise the high voltage can result in fatal injury The cable colors shown in electrical connection schematic drawings are only for reference Select cables according to local cable specifications Yellow green wires are only used for grounding 5 1 Connecting PGND Cables Connect the SUN2000 to a ground bar using a PGND...

Page 49: ...nts of all inverters to ensure equipotential connections If the installation location is near the ground connect the PGND cable to the ground before installing the SUN2000 A ground terminal has five parts as shown in Figure 5 1 Figure 5 1 Ground terminal composition 1 M6 welded stud 2 OT terminal 3 Flat washer 4 Spring washer 5 Nut Procedure Step 1 Remove an appropriate length of the insulation la...

Page 50: ...ment of the cable conductors and complete contact between the cable conductors and the terminal Step 3 Install the crimped OT terminal a flat washer and a spring washer on the M6 welded stud in sequence and tighten the nut to a torque of 5 N m using a socket wrench as shown in Figure 5 4 Figure 5 4 Connecting the PGND cable to the SUN2000 To prevent corrosion apply silica gel to the ground termina...

Page 51: ...he SUN2000 can safely disconnect from the power grid under abnormal conditions select an appropriate overcurrent protection device according to local power distribution regulations Do not install a single circuit breaker for several SUN2000s Do not connect loads between the SUN2000 and circuit breaker Context Flexible cables are recommended for ease of installation The outer diameter of the cable ...

Page 52: ...of 16 mm to 20 mm strip a seal ring from inside the cable gland For an armored cable with an outer diameter exceeding 20 mm strip the jacket and armored layer and waterproof and ultraviolet proo f the cable 15 SUN2000 10KTL SUN2000 12KTL SUN2000 15KTL 6 10 or 10 AWG 8 AWG 6 or 10 AWG SUN2000 17KTL SUN2000 20KTL SUN2000 23KTL SUN2000 28KTL 3 core outdoo r cable 4 core outdoo r cable 3 PE 3 core out...

Page 53: ...using a wire stripper as shown in Figure 5 6 The core wires L1 L2 L3 and N of the AC power cable must be correctly identified to prevent incorrect cable connections which can cause device damage or startup failure No neutral cable connections are involved for the SUN2000 28KTL 1 Strip the jacket of the AC output cable by 55 mm 2 Strip the insulation layer of each core wire by 12 mm Figure 5 6 Stri...

Page 54: ...dapter as shown in Figure 5 8 If the outer diameter of the cable is greater than 16 mm remove a seal ring from the interior of the cable gland as shown in Figure 5 7 before inserting the power cable into the cable gland and the adapter Figure 5 7 Stripping a seal ring Figure 5 8 Installing a cable gland and adapter Step 4 Loosen the screws of the coupler holes using a torque screwdriver Insert the...

Page 55: ... Ltd 48 Figure 5 9 Coupler Connect L1 to hole number 1 Connect L2 to hole number 2 Connect L3 to hole number 3 Connect N to hole number 4 For the SUN2000 28KTL do not connect the neutral wire to hole number 4 Figure 5 10 Connecting an AC output cable to the coupler Step 5 Check that all core wires are properly connected as shown in Figure 5 11 ...

Page 56: ...2 N m Figure 5 12 Securing the adapter Step 7 Secure the cable gland to the adapter as shown in Figure 5 13 Tighten the cable gland to a torque of 5 N m using a tool Figure 5 13 Securing the cable gland Step 8 Connect the AC output connector to the bayonet coupling of the AC output wiring terminal on the SUN2000 and rotate it clockwise until a click sound is heard as shown in Figure 5 14 Because t...

Page 57: ...o place Reserve a margin of more than 0 5 meter for the cable at the AC output power cable connector to reduce the cable terminal disconnection due to external force End Follow up Procedure To remove the AC output connector from the SUN2000 press down the locking plate on the AC output wiring terminal using a flat head screwdriver as shown in Figure 5 15 Rotate the AC output connector counterclock...

Page 58: ... cables Prerequisites PV modules generate electric energy when exposed to sunlight and can create an electrical shock hazard Therefore when connecting DC input power cables shield the PV modules with opaque cloth Before connecting DC input cables ensure that the voltage on the DC side is under the safety limit 60 V DC and that the DC SWITCH on the SUN2000 is OFF Otherwise high voltage may result i...

Page 59: ...sulation fault Rectify the fault before connecting cables During PV string and SUN2000 installation the positive or negative terminals of PV strings may be grounded if power cables are not properly installed or routed In this case an AC or DC short circuit may occur and damage the SUN2000 If the PV strings need to be grounded install a three phase four wire isolation transformer on the output side...

Page 60: ...ns Cable Type Cross sectional Area mm2 Cable Outer Diameter mm Range Recommended Value Common PV cable 4 6 4 4 5 7 8 Highly rigid cables such as armored cables are not recommended because bending may cause poor contact The positive and negative DC input connectors are used as shown in Figure 5 17 and Figure 5 18 Figure 5 17 Positive connector composition 1 Insulation housing 2 Locking nut Figure 5...

Page 61: ... the positive and negative connectors Step 2 Remove an appropriate length of the insulation layer from the positive and negative power cables using a wire stripper as shown in Figure 5 19 Figure 5 19 Stripped length 1 Positive power cable 2 Negative power cable Step 3 Insert the exposed area of the positive and negative power cables into the metal terminals of the positive and negative connectors ...

Page 62: ... they snap into place as shown in Figure 5 21 Figure 5 21 Engaging metal terminals After inserting the crimped areas of the positive and negative power cables into the corresponding insulation housings ensure that the cables are in position by checking for resistance when a slight pull is applied Step 5 Reinstall cable glands on positive and negative connectors and rotate them against the insulati...

Page 63: ...nologies Co Ltd 56 Figure 5 22 Locking a nut Step 6 Take off the blue dustproof plugs from the bottom of the DC input connectors Step 7 Insert the positive and negative connectors into the corresponding DC input terminals of the SUN2000 until a click sound is heard as shown in Figure 5 23 Figure 5 23 Positive and negative connectors ...

Page 64: ...tive connectors from the SUN2000 insert a removal wrench into the bayonet lock and apply an appropriate force as shown in Figure 5 24 Before removing the positive and negative connectors ensure that the DC SWITCH is OFF Figure 5 24 Removing a DC input connector 5 4 Connecting Communications Cables This section describes the functions of USB and RS485 ports and the method of connecting RS485 commun...

Page 65: ...e and data export Ensure that the USB cover is tightened when the USB port is not in use RS485 Ports The SUN2000 sends alarm information operating status and data such as energy yield to a PC that runs network management software such as the NetEco or a local data collection and display device such as the SmartLogger through an RS485 port RS485 communication is implemented by connecting the SUN200...

Page 66: ...hould be shorter than 1000 m If multiple SUN2000s need to communicate with one another and are connected to a PC over the SmartLogger a maximum of three daisy chains can be configured to support up to 80 devices It is recommended that the number of devices on each daisy chain be less than 30 5 4 2 Connecting RS485 Communications Cables Connect the SUN2000 to communications equipment such as the da...

Page 67: ...cables ensure that they are separated from power cables and away from interference sources to prevent communication interruptions Procedure Step 1 Remove an appropriate length of the insulation layer from the shielded network cable using a wire stripper Step 2 Insert the shielded network cable through the sealing nut seal ring coupling nut and plastic housing Step 3 Line up the exposed wires of th...

Page 68: ... the connector side that does not have a clip Table 5 3 lists the mapping between the pins and wires Table 5 3 Mapping between pins and wires Pin No Color Function 1 White orange RS485A RS485 differential signal 2 Orange RS485B RS485 differential signal 3 White green PGND 4 Blue RS485A RS485 differential signal 5 White blue RS485B RS485 differential signal 6 Green PGND 7 White brown PGND 8 Brown P...

Page 69: ... the plug as shown in Figure 5 30 Figure 5 30 Connecting the plastic housing Step 6 Insert the seal ring into the plastic housing and secure the coupling nut to the plastic housing as shown in Figure 5 31 Figure 5 31 Connecting the seal ring and coupling nut Step 7 Secure the sealing nut to the plastic housing as shown in Figure 5 32 Figure 5 32 Connecting the sealing nut Step 8 Insert the plug in...

Page 70: ...e 10 2017 07 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 63 Follow up Procedure To remove the waterproof RJ45 connector from the SUN2000 remove the coupling nut press the clip on the RJ45 connector and pull out the RJ45 connector ...

Page 71: ...ables are securely connected 5 Idle DC input terminals are protected with sealing caps 6 Idle USB and RS485 ports are blocked with waterproof plugs 6 2 Powering On the SUN2000 Power on the SUN2000 after electrical connections are completed Procedure Step 1 Switch on the AC circuit breaker between the SUN2000 and the power grid If Step 2 is performed before Step 1 the SUN2000 reports a fault about ...

Page 72: ...UN2000 is started for the first time follow the instructions to set the initialization parameters If the SUN2000 is not started for the first time the startup detection screen is displayed Before setting initialization parameters ensure that the power on operation in 6 2 Powering On the SUN2000 has been completed Procedure The following table lists the procedure for setting initialization paramete...

Page 73: ...d second respectively 5 Set the power grid code and press To select a power grid code click or NOTICE Incorrectly setting Grid Code will cause a SUN2000 startup failure NOTE For details about power grid codes see B Power Grid Codes Select an appropriate power grid code based on the requirements of the country or region When the sunlight is insufficient the grid code cannot be successfully set Wait...

Page 74: ...2000 based on the following rules Every SUN2000 in the same daisy chain must have a unique address If communication with the SmartLogger is required every SUN2000 in the daisy chain must have a unique address within the address scope configured for the SmartLogger All SUN2000s in the same daisy chain must have the same baud rate If communication with the SmartLogger is required all SUN2000s in the...

Page 75: ...sers can interact with the SUN2000 using the LCD or SUN2000 APP This topic uses operations on the LCD as an example For details about operations on the SUN2000 APP see the SUN2000 APP User Manual 7 1 Monitoring Menu Hierarchy This section describes the hierarchy of the monitoring menus on the LCD which facilitates monitoring of the SUN2000 Figure 7 1 shows the hierarchy of the Main Menu ...

Page 76: ...th user types The three types of user are Common User Advanced User and Special User Figure 7 2 and Figure 7 3 show the hierarchies under the Settings and Maintenance menus The initial password for Common User Advanced User and Special User is 000001 Use the initial password to log in to the SUN2000 for the first time and change the password immediately see 7 2 7 Changing a User Password to ensure...

Page 77: ...SUN2000 8KTL 28KTL User Manual 7 Man Machine Interaction Issue 10 2017 07 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 70 Figure 7 2 Hierarchy of the Settings menu ...

Page 78: ...how to perform monitoring operations such as viewing system operating information and setting user parameters on the monitoring panel 7 2 1 Viewing System Operating Information The SUN2000 operating information can be viewed on the monitoring panel The operating information includes the daily monthly yearly historical and total energy yields insulation resistance input data output data and interna...

Page 79: ...Interaction Issue 10 2017 07 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 72 LCD Procedure 1 On the default screen press to enter the main menu 2 Choose and press 3 Select an operating parameter by pressing and press ...

Page 80: ...eld on a specific day press b Press to view the energy yield of a specific hour on the current day To switch between hours press or NOTE The selected block is displayed in white 5 View the monthly energy yield a On the E Month screen view the total energy yield and daily energy yield in the current month The displayed information includes the monthly energy yield histogram date total energy yield ...

Page 81: ...yield for that month NOTICE To view the energy yield in the past 25 years including the current year press or To view the monthly energy yield in a specific year press b Press to view the energy yield in a specific month of the current year To switch between months press or NOTE The selected block is displayed in white 7 On the E History screen view the historical energy yield The LCD displays the...

Page 82: ...e E Total screen view the total energy yield CO2 emission reduction and revenue 9 On the Information screen view the address firmware version and device name 10 On the ISO Value screen view the daily insulation resistance ISO value in the current month Press to view the insulation resistance detected at the last connection to the power grid for each day of the current month ...

Page 83: ...screen view the output voltage and current of each phase active power output frequency and output power factor NOTE As the SUN2000 28KTL has three phase three wire outputs the output voltage and current are the line voltage and line current 13 On the Cabinet Temp screen view the internal temperature of the SUN2000 End 7 2 2 Viewing Alarm Records The monitoring panel displays the active and histori...

Page 84: ...nd historical alarms and setting the alarm record sort mode The parameter values in the figures are for reference only LCD Procedure 1 On the default screen press to enter the main menu 2 Choose and press 3 Select a menu by pressing and press You can view alarm details or set the alarm record sort mode To view active alarms go to step 4 To view historical alarms go to step 5 To set the alarm recor...

Page 85: ...0 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 78 LCD Procedure 4 On the Active Alarm A B screen select an alarm record and press to view the alarm details 5 On the Alarm History A B screen select an alarm record and press to view the alarm details ...

Page 86: ...een select By Generation Time or By Alarm Severity End 7 2 3 Setting System Time The date format and date and time can be set on the monitoring panel Procedure The following table lists the procedure for setting the date format and date and time The parameter values in the figures are for reference only LCD Screen Operation Procedure 1 On the default screen press to enter the main menu ...

Page 87: ... password for Common User and Advanced User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Settings screen and log in again within 30 seconds no authenticati...

Page 88: ...To select a parameter press To set the parameter value press or The date format is YYYY MM DD YYYY MM and DD stand for year month and day respectively The time format is hh mm ss hh mm and ss stand for hour minute and second respectively End 7 2 4 Setting the System Language This topic describes how to set the SUN2000 display language on the monitoring panel Procedure The following table lists the...

Page 89: ... are Common User and Advanced User The initial password for Common User and Advanced User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Settings screen and ...

Page 90: ...uage by pressing and press 6 On the Language screen select a display language and press The screens will be displayed in the selected language End 7 2 5 Setting the Contrast Procedure The following table lists the procedure for setting the contrast The parameter values in the figures are for reference only LCD Screen Procedure 1 On the default screen press to enter the main menu ...

Page 91: ...ial password for Common User and Advanced User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Settings screen and log in again within 30 seconds no authentic...

Page 92: ... 2 6 Setting the Currency and Currency Factor The currency and the revenue per kilowatt hour can be set on the monitoring panel which allows the calculation of revenue from the energy yield Procedure The following table lists the procedure for setting the currency and currency factor The parameter values in the figures are for reference only LCD Screen Procedure 1 On the default screen press to en...

Page 93: ...dvanced User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Settings screen and log in again within 30 seconds no authentication is required An Advanced User...

Page 94: ...the local price of electricity a Select Currency Factor by pressing and press b Set the currency factor by pressing or and press End 7 2 7 Changing a User Password The user password can be changed on the monitoring panel Procedure The following table lists the procedure for setting a new password The parameter values in the figures are for reference only LCD Screen Procedure 1 On the default scree...

Page 95: ...word for these accounts is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Settings screen and log in again within 30 seconds no authentication is required 4 Cho...

Page 96: ...gain and press NOTE Ensure that the re entered password is the same as the new password Otherwise an error message will be displayed After the password has been changed the LCD displays a success message End 7 2 8 Setting Communications Parameters RS485 communications parameters such as the address protocol baud rate and check mode can be set on the monitoring panel Procedure The following table l...

Page 97: ...ng or and press NOTE The optional user name is Advanced User The initial password for Advanced User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Settings s...

Page 98: ...00bps 9600bps and 19200bps The optional parities are None Even parity Odd parity The optional values of match resistance are Disconnect and Connect This parameter is set to Disconnect by default If signals are distorted or the communication is of poor quality because of a lengthy communications cable set the parameter to Connect End 7 2 9 Setting Protection Parameters SUN2000 protection parameters...

Page 99: ...ed User and Special User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Settings screen and log in again within 30 seconds no authentication is required An A...

Page 100: ...id recovery time and press The parameters displayed vary with the setting of Grid Code A Special User has logged in to the SUN2000 6 Select a parameter and press End 7 2 10 Setting Feature Parameters SUN2000 feature parameters can be set on the monitoring panel Procedure The following table lists the procedure for setting feature parameters The parameter values in the figures are for reference onl...

Page 101: ...cessful the system keeps the authentication information for 30 seconds If you exit from the Settings screen and log in again within 30 seconds no authentication is required An Advanced User has logged in to the SUN2000 4 Choose Feature Param and press If you have logged in to the SUN2000 as Advanced User perform step 5 If you have logged in to the SUN2000 as Special User perform step 6 An Advanced...

Page 102: ...rameters displayed vary with the setting of Grid Code End 7 2 11 Setting Isolation Parameters SUN2000 isolation parameters can be set on the monitoring panel Context If PV strings are grounded install a three phase four wire isolation transformer and set Isolation to Input Grounded With TF Procedure The following table lists the procedure for setting isolation parameters The parameter values in th...

Page 103: ...anced User The initial password for Common User and Advanced User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Settings screen and log in again within 30 s...

Page 104: ...CD Screen Procedure 1 On the default screen press to enter the main menu 2 Choose and press 3 Enter the correct user name and password by pressing or and press NOTE The optional user names are Common User Advanced User and Special User The initial password for these accounts is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the c...

Page 105: ...ight Huawei Technologies Co Ltd 98 LCD Screen Procedure An Advanced User has logged in to the SUN2000 4 Choose Power On Off and press To manually start the SUN2000 go to step 5 To manually shut down the SUN2000 go to step 6 5 Manually start the SUN2000 a Choose Power On and press b Press again to confirm the operation ...

Page 106: ...n will restore all configured parameters except the current date and time to their factory settings The operation will not impact alarm records system logs and operating information Context Perform this operation with caution because all configured parameters except the current date and time will be restored to their factory settings If PV strings are grounded install a three phase four wire isola...

Page 107: ...e Advanced User and Special User The initial password for Advanced User and Special User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Settings screen and l...

Page 108: ...drive when USB guide functions have been enabled Context The USB guide functions are described as follows Firmware upgrade Upgrade the SUN2000 software Inverters can be upgraded in batches using the SmartLogger or NMS Configuration importing Load an existing configuration file to the SUN2000 and update the configuration parameters in batches all parameter settings on the LCD Configuration exportin...

Page 109: ...ing or and press NOTE The optional user names are Advanced User and Special User The initial password for Advanced User and Special User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 se...

Page 110: ...port configurations perform step 7 To export configurations perform step 8 To export alarms performance data and log data perform step 9 6 Confirm the target version and press NOTICE Firmware upgrade is allowed only when the SUN2000 is properly connected to the PV strings the PV connection indicator is green Before upgrading the firmware download the upgrade package from http support huawei com de...

Page 111: ...energy yield E Day monthly energy yield E Month yearly energy yield E Year historical energy yield E History and total energy yield E Total Context The operation of clearing user data is performed to delete the energy yield data and historical alarms during the commissioning phase Data cannot be restored after being deleted Therefore exercise caution when deciding to perform this operation Procedu...

Page 112: ...d Special User The initial password for Advanced User and Special User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Maintenance screen and log in again wit...

Page 113: ...etting Alarms You can reset alarms on the LCD Context If you reset alarms on the LCD all the active and historical alarms for the inverter are deleted and the SmartLogger starts to collect new alarms Procedure The following table lists the procedure for resetting alarms The parameter values in the figures are for reference only LCD Procedure 1 On the default screen press to enter the main menu 2 C...

Page 114: ...you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keeps the authentication information for 30 seconds If you exit from the Maintenance screen and log in again within 30 seconds no authentication is required 4 Choose Alarm Reset and press 5 After ...

Page 115: ...he correct user name and password by pressing or and press NOTE The optional user names are Advanced User and Special User The initial password for Advanced User and Special User is 000001 If you forgot the password contact Huawei technical support for a dynamic password that is effective only on the current day Change the password after login After the authentication is successful the system keep...

Page 116: ... 5 After the system is reset press End 7 2 18 Viewing the System Version This topic describes how to view the SUN2000 version on the monitoring panel Procedure The following table lists the procedure for viewing the SUN2000 version information The parameter values in the figures are for reference only LCD Procedure 1 On the default screen press to enter the main menu ...

Page 117: ...er Manual 7 Man Machine Interaction Issue 10 2017 07 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 110 LCD Procedure 2 Choose and press The version information includes Model Version and SN End ...

Page 118: ...re only begin servicing the SUN2000 five minutes later after shutting down Procedure To maintain the SUN2000 perform a to c To replace the SUN2000 perform a to g a Enter the shutdown command on the LCD For details see 7 2 12 Manually Starting and Shutting down the SUN2000 A shutdown command can also be run from the element management system EMS For details see the NetEco 1000S V100R002C00 User Man...

Page 119: ... and wait at least 5 minutes after the SUN2000 is powered off Table 8 1 Maintenance list Check Item Check Method Maintenance Interval System cleaning Check periodically that the heat sinks are free from obstacles or dust Semiannually to annually System running status Check that the SUN2000 is not damaged or deformed Check for normal sound emitted during operation of the SUN2000 Check that all SUN2...

Page 120: ... PV string open circuit voltage greater than the maximum operating voltage of the SUN2000 Check whether too many PV modules are connected in series making the PV string open circuit voltage greater than the maximum operating voltage of the SUN2000 If so reduce the number of PV modules connected in series until the PV string output voltage drops to the specified range for the SUN2000 After the adju...

Page 121: ... disconnected or the shielded PV strings result in a sharp change in output power Reason ID 9 or 11 The input energy of the SUN2000 cannot be vented quickly due to the sharp change of grid voltage As a result the internal voltage increases Reason ID 10 The internal control circuit of the SUN2000 is unable to keep up with changes due to grid phase imbalances a The SUN2000 monitors its external work...

Page 122: ...heck circuit of the SUN2000 Reason ID 14 A sharp drop in grid voltage or a short circuit has occurred resulting in instantaneous high output current from the SUN2000 Reason ID 16 The grid DC current exceeds the allowed range Reason ID 17 The grid voltage or frequency is abnormal Reason ID 20 The SUN2000 output short circuits leading to a sharp increase in output current Reason ID 4 13 14 16 or 17 ...

Page 123: ...If so change the grid overvoltage and undervoltage protection points after obtaining approval from the local power operator For details about how to change the protection points see 7 2 9 Setting Protection Parameters If the grid voltage is not within the allowed range contact the local power operator c If the alarm persists for a long time check that the AC circuit breaker and output cables of th...

Page 124: ...re as follows There is a short circuit between PV strings and the ground The PV strings are installed in a permanently moist environment a Check the insulation resistance against the ground of the PV strings If there is a short circuit rectify the fault b If the insulation resistance against the ground is less than the default value in a rainy environment set the ISO value For details see 7 2 9 Se...

Page 125: ...l Communic ation Fault Minor The communication circuit of the SUN2000 is interrupted The communication circuit is damaged The internal communication address is incorrectly set a If the fault is caused by a short circuit of the communication circuit inside the SUN2000 the SUN2000 automatically reverts to normal operating status after the fault is rectified b If the fault persists for a long time co...

Page 126: ...D cables For details see 8 1 Powering Off the SUN2000 2 Optional Open the anti theft lock at the bottom of the SUN2000 3 Unmount the SUN2000 from the rear panel 4 Unfasten the rear panel 9 2 SUN2000 Packing This section describes how to pack the SUN2000 If the original packing case is available place the SUN2000 inside the packing case and seal it with adhesive tape If the original packing case is...

Page 127: ...Confidential Copyright Huawei Technologies Co Ltd 120 10 Technical Specifications Efficiency Technical Specificati ons SUN20 00 8KTL SUN2000 10KTL SUN20 00 12KTL SUN20 00 15KTL SUN20 00 17KTL SUN200 0 20KTL SUN2000 23KTL SUN200 0 28KTL Maximum efficiency 98 5 98 6 98 7 European efficiency 98 0 98 3 98 4 ...

Page 128: ...0 0 23KTL SUN2000 28KTL Maximum input power 9000 W 11 400 W 13 500 W 17 000 W 19 100 W 22 500 W 23 600 W 28 200 W Maximum input voltage 1000 V Maximum input current per MPPT 18 A Maximum short circu it current per MPPT 25 A Maximum operating voltage 950 V Minimum operating starup voltage 200 V 250 V Max inverter backfeed current to PV array 0 A Full power MPPT voltage range 320 800 V 380 800 V 400...

Page 129: ... SUN200 0 15KTL SUN200 0 17KTL SUN200 0 20KTL SUN200 0 23KTL SUN200 0 28KTL Rated active power 8000 W 10 000 W 12 000 W 15 000 W 17 000 W 20 000 W 23 000 W 27 500 W Maximum apparent power 8800 VA 11 000 VA 13 200 VA 16 500 VA 18 700 VA 22 000 VA 23 000 VA 27 500 VA Maximum active power cosφ 1 8800 W 11 000 W 13 200 W 16 500 W 18 700 W 22 000 W 23 000 W 27 500 W Rated output voltage 220 V 230 V 380...

Page 130: ...000 8KTL SUN20 00 10KTL SUN20 00 12KTL SUN200 0 15KTL SUN200 0 17KTL SUN200 0 20KTL SUN200 0 23KTL SUN200 0 28KTL Input DC switch Yes Anti islandi ng protection Yes Output overcurrent protection Yes Input reverse polarity protection Yes PV string fault detection Yes DC surge protection Type II AC surge protection Type II Insulation resistance detection Yes Residual current monitoring unit RCMU Yes...

Page 131: ...00 8KTL SUN20 00 10KTL SUN200 0 12KTL SUN200 0 15KTL SUN200 0 17KTL SUN200 0 20KTL SUN200 0 23KTL SUN200 0 28KTL Dimensio ns W x H x D 520 mm x 610 mm x 266 mm including the mounting plate Weight About 41 kg excluding the mounting plate About 42 kg including the mounting plate About 49 kg excluding the mounting plate About 50 kg including the mounting plate Operating temperatu re range 25 C to 60 ...

Page 132: ...ations A ACDU AC Distribution Unit E EMC Electromagnetic Compatibility EMI Electromagnetic Interference EMS Element Management System ESD Electrostatic Discharge L LCD Liquid Crystal Display LED Light Emitting Diode M MPP Maximum Power Point MPPT Maximum Power Point Tracking P PE Protective Earthing PGND Protection Ground PV Photovoltaic R RCMU Residual current monitoring unit ...

Page 133: ...SUN2000 8KTL 28KTL User Manual AAcronyms and Abbreviations Issue 10 2017 07 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 126 S SPD Surge Protective Device ...

Page 134: ...w voltage power grid 2 UTE C 15 712 1 A France low voltage power grid 3 UTE C 15 712 1 B Islands of France 230 V 50 Hz 4 UTE C 15 712 1 C Islands of France 230 V 60 Hz 5 VDE 0126 1 1 BU Bulgaria low voltage power grid 6 VDE 0126 1 1 GR A Mainland of Greece low voltage power grid 7 VDE 0126 1 1 GR B Islands of Greece low voltage power grid 8 BDEW MV Germany medium voltage power grid 400 V AC 9 VDE ...

Page 135: ...ltage power grid 27 NRS 097 2 1 South Africa low voltage power grid 28 KOREA South Korea low voltage power grid 29 IEC61727 IEC low voltage power grid 50 Hz 30 IEC61727 60Hz IEC low voltage power grid 60 Hz 31 Custom 50Hz Reserved 32 Custom 60Hz Reserved Medium voltage power grid codes apply to SUN2000 models including the SUN2000 28KTL Table B 2 describes the countries to which medium voltage pow...

Page 136: ...Hz 10 EN50438 TR MV480 Turkey medium voltage power grid 11 C11 C10 MV480 Belgium medium voltage power grid 12 Philippines MV480 Philippines medium voltage power grid 13 AS4777 MV480 Australia medium voltage power grid 14 NRS 097 2 1 MV480 South Africa medium voltage power grid 15 IEC61727 MV480 IEC medium voltage power grid 50 Hz 16 IEC61727 MV480 60Hz IEC medium voltage power grid 60 Hz 17 ANRE M...

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