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SUN2000-(33KTL, 40KTL) User Manual 02

1. 1501HC0042 5 Electrical Connections If the two screws on the door are lost use the standby screws available in the fitting bag that is bound to the reinforcing rib at the base of the chassis End Issue 02 2015 08 10 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 68 SUN2000 33KTL 40KTL User Manual 6 System Operation System Operation This chapter describes how to check the SUN2000 before powering it on and how to power on and power off the SUN2000 6 1 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 AN notice If you perform Step 2 before Step 1 the SUN2000 reports a fault about abnormal shutdown You can start the SUN2000 only after the fault is automatically rectified The default clearance time is 1 minutes You can modify the time over the network management software running on a PC comnected to the SUN2000 Step 2 Set the DC SWITCH at the bottom of the SUN2000 to ON Step 3 Optional Measure the temperature at the DC terminal connection point using a point test thermometer Check whether the DC terminal is securely connected after the SUN2000 works for some time End 6 2 Powering Off the SUN2000 Comply with the safety precautions and operation procedure specified in this section when powering o
2. Table 2 4 Compliance symbols A oer TUV Rheiland The SUN2000 complies a certification mark with TUV Rheiland ND PETER certification standards CE certification mark The SUN2000 complies with Conformite Europeenne CE certification standards Issue 02 2015 08 10 Huawei Proprietary and Confidential 14 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Environmentally friendly The SUN2000 is use period EFUP environmentally friendly for at least 50 years EU WEEE mark The SUN2000 must not be disposed of as domestic waste For details about how to dispose of the SUN2000 see 9 SUN2000 Handling 2 4 Working Process This section describes the SUN2000 working process Circuit Diagrams The SUN2000 33KTL 40KTL receives inputs from six PV strings Then the inputs are grouped into three 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 Surge protection 1s supported on both the DC and AC sides The SUN2000 40KTL has three phase three wire L1 L2 and L3 output without a neutral wire Figure 2 12 shows the circuit diagram for the SUN2000 33KTL Figure 2 13 shows the circuit diagram for the SUN2000 40KTL Figure 2 12 Circuit diagram for the SUN2000 33KTL B circuit 1 Input ead L1 H A L3 Filter filter Filter E EJ circuit DC AC Output
3. If the alarm occurs repeatedly contact Huawei technical support Reason ID 20 1 Check whether the SUN2000 output cables are short circuited Rectify any fault If the alarm occurs repeatedly contact Huawei technical support Huawei Proprietary and Confidential 81 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Maintenance Sane Alarm Alarm Causes Measures Name Severity Grid Major The grid voltage is beyond Reason ID 1 to 6 Voltage Abnormal Issue 02 2015 08 10 the allowable range The possible causes are as follows Reason ID 1 to 6 The grid A B or C phase voltage is less than the allowable range Reason ID 13 to 18 The grid A B or C phase voltage is higher than the allowable range Reason ID 26 The grid voltage is higher than the allowable range Reason D 27 or 28 The grid voltage difference of the three phases is large Reason D 29 The grid has a power outage or the AC line or the AC circuit breaker is disconnected 1 If the alarm occurs accidentally possibly the power grid is abnormal accidentally The SUN2000 automatically recovers to the normal operating status after the fault is rectified If the alarm occurs repeatedly check whether the grid voltage is within the allowable range If no contact the local power operator If yes change the grid overvoltage and undervoltage protection points on the SUN2
4. Issue 02 2015 08 10 Huawei Proprietary and Confidential 55 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Positive and negative DC input connectors are used as shown in Figure 5 12 and Figure 5 13 Figure 5 12 Positive connector composition 2 1S01ZC0007 1 Insulation housing 2 Locking nut Figure 5 13 Negative connector composition 1 2 1S01ZC0008 1 Insulation housing 2 Locking nut LU Note Positive and negative metal terminals are packed with positive and negative connectors respectively After unpacking keep the positive and negative ones separate to avoid confusion Procedure Step 1 Remove an appropriate length of the insulation layer from the positive and negative power cables using a wire stripper as shown in Figure 5 14 Issue 02 2015 08 10 Huawei Proprietary and Confidential 56 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Step 2 Step 3 Figure 5 14 Stripped length unit mm Positive metal terminal female 8 10 a a Negative metal terminal male 8 10 hi IS01ZC0016 5 Electrical Connections Insert the exposed area of the positive and negative power cables into the metal terminals of the positive and negative connectors respectively and crimp them using a crimping tool as shown in Figure 5 15 Ensure that the cables are crimped tightly such that they cannot be pulled out by a f
5. MANN converter por relay AC SPD IM g circuit 3 Input current DC check circuit switch IS01PC0004 Issue 02 2015 08 10 Huawei Proprietary and Confidential 15 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Figure 2 13 Circuit diagram for the SUN2000 40KTL MPPT circuit 1 Input EMI Filter MPPT circuit 2 __ Output converter isolation relay MPPT circuit 3 Input current DC check circuit switch ISO1PCO006 Working Modes Figure 2 14 shows the conditions for the SUN2000 to switch between working modes Figure 2 14 Working modes Standby mode Insufficient power from PV strings or DC switch is turned off Startup command or fault rectified Shutdown command or fault detected Sufficient power from PV strings and no fault is detected Shutdown mode Operating mode Shutdown command or fault detected 15015C0007 Table 2 5 describes the working modes shown in Figure 2 14 Table 2 5 Working mode description Working Description Mode Issue 02 2015 08 10 Huawei Proprietary and Confidential 16 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Working Description Mode Standby The SUN2000 enters the standby mode when the external environment does not meet the SUN2000 operation requirements In standby mode the SUN2000 continuously performs self check and enters th
6. SUN2000 33KTL 40KTL User Manual Issue 02 Date 2015 08 10 Wz HUAWEI TECHNOLOGIES CO LTD HUAWEI Copyright O Huawei Technologies Co Ltd 2015 All rights reserved No part of this document may be reproduced or transmitted in any form or by any means without prior written consent of Huawei Technologies Co Ltd Trademarks and Permissions Wz Huawe and other Huawei trademarks are trademarks of Huawei Technologies Co Ltd All other trademarks and trade names mentioned in this document are the property of their respective holders Notice The purchased products services and features are stipulated by the contract made between Huawei and the 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 to change without notice Every effort has been made in the preparation of this document to ensure accuracy of the contents but all statements information and recommendations in this document do not constitute a warranty of any kind express or implied Huawei Technologies Co Ltd Address Huawei Industrial Base Bantian Longgang Shenzhen 518129 People s Republic of
7. Support bar for the chassis door Items to 8 are placed in the packing case and items 9 to 11 are bound to the reinforcing rib for the inverter base Check whether the packing case of the SUN2000 40KTL contains the deliverables listed in Figure 4 2 Issue 02 2015 08 10 Huawei Proprietary and Confidential 21 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 2 SUN2000 40KTL deliverables 1ISO1WC0019 ewe S Screw assembly 3 Used together with a stainless nut and flat flat washer washer to secure a rear mounting panel to spring washer the support and M12x40 12 six Connects to a DC input power cable connector positive connectors and six negative connectors 5 M12 stainless nut 4 Used together with a screw assembly to and flat washer secure a rear mounting panel to the support Metal terminal 12 six DC input power cable crimp terminals positive NOTICE metal Positive and negative metal terminals are packed terminals with positive and negative connectors Issue 02 2015 08 10 Huawei Proprietary and Confidential 22 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Re Name essay CET respectively After unpacking keep the positive e and negative ones separate to avoid confusion metal terminals a E Includes the quick installation guide in paper copies Spare M6x16 hexagon screw assembl
8. Manufacturer AMPHENOL Issue 02 2015 08 10 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd Cuts power cables Crimps metal terminals during DC input cable preparation Prepares RJ11 connectors for communications cables Removes DC connectors from the SUN2000 Cleans up dusts after drilling holes Measures voltage 25 SUN2000 33KTL 40KTL User Manual 4 Installation Marker Diameter 10 mm Marks signs al Measures distances Measuring tape Checks the levelness of the rear panel Protects operators during installation Protect operators when drilling holes Protects operators during hole drilling Issue 02 2015 08 10 Huawei Proprietary and Confidential 26 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation ot Mout Hydraulic pliers Heat shrink tubing Insulates electrical devices Crimps OT terminals Heat gun Heat shrinks a tube Torque wrench With an open end of 18 Secures bolts and locking caps mm 33 mm or 52 mm SD 4 3 Wall mounting the SUN2000 4 3 1 Determining the Installation Position Determine an appropriate position for installing the SUN2000 Basic Requirements e The SUN2000 is protected to IP63 and can be installed indoors or outdoors e The installation method and position must be appropriate for the weight and dimensions of the SUN2000 For details see 10 Technical S
9. 00000 0000 00000 0050 0000 00000 000 9089 00000 0000 00000 509 ooo 00000 000 0x0 00000 00000 00000 0050 0000 00000 000 9020 00000 0000 00000 99 COO 00000 000 0299 oo 0000 0000 9050 0000992200009 9 0290000550202 0800 0000000 2000000 0000 0050 PONE 0000000009299000 0909 A 0000 pe ee g IS01HC0031 Step 4 Arrange two people to hold the handle at the bottom of the SUN2000 with one hand and hold the handle near the top of the SUN2000 with the other hand and then stand the SUN2000 as shown in Figure 4 16 AN rs To prevent personal injury caused by a falling SUN2000 keep balance when lifting the SUN2000 because it is heavy Figure 4 16 Lifting the SUN2000 SSSSS j Ni IS01HC0035 Step 5 Route a rope that is able to bear the SUN2000 through the lifting eyes and hoist the SUN2000 as shown in Figure 4 17 Issue 02 2015 08 10 Huawei Proprietary and Confidential 37 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation ZA notice When hoisting the SUN2000 keep balance to protect the SUN2000 from colliding with the wall or other objects Figure 4 17 Hoisting the SUN2000 E E O0O0OO0O0O0O OO 0000000000000 0000000000000 OS 000000000 0000000000000 0000000000O00DO DOO0OO0OO0O0OOO 0000000000000 0000000000000 0000000000
10. 1f not NOTICE avoided could result in equipment damage data loss performance deterioration or unanticipated results NOTICE is used to address practices not related to personal injury Issue 02 2015 08 10 Huawei Proprietary and Confidential 11 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual About This Document EXT Toa Calls attention to important information best practices and tips NOTE is used to address information not related to personal injury equipment damage and environment deterioration Change History Changes between document issues are cumulative Therefore the latest document issue contains all updates made in previous issues Issue 02 2015 08 10 This issue is the second official release Issue 01 2015 02 10 This issue 1s the first official release Issue 02 2015 08 10 Huawei Proprietary and Confidential 111 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Contents Contents ADOUE Pins Docena Aa ii TS alety Precautions e 1 Z OV CE V AA Un A O 4 ZKT 0 8 UL O JO POPE PORRA tne rn eR ere ere ere e o po Te A ee eT 4 DD PW PeCab ae eo tuys pie E Gases aa aes harden cic oats God Gaal eda eda tie cts Gad aces aaa ded ae eae be ated aes 6 ZA Label CONVEN ONS o 11 ZA NV ORNS PROCESS A rr OOOO Em E 15 3 SUNZO00 STOTIS APP uo O 18 ETS AAA 19 Al Checkme Before Instala A ad 19 AD OOS NT 23 4 3 Wall mounting the SIND OOO car
11. China Website http www huawei com Email support huawei com Issue 02 2015 08 10 Huawei Proprietary and Confidential 1 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual About This Document About This Document Purpose This document describes the SUN2000 inverter in terms of its installation electrical connections commissioning maintenance and troubleshooting This document describes the SUN2000 inverter in terms of its installation electrical connections and commissioning Readers should be familiar with the SUN2000 features and functions and safety precautions provided in this document before installing and operating the SUN2000 This document 1s subject to update and revision The latest version can be downloaded from http support huawe1 com carrier Intended Audience This document is intended for photovoltaic PV power station personnel and qualified electrical technicians Symbol Conventions The symbols that may be found in this document are defined as follows Indicates an imminently hazardous situation which if not avoided will result in death or serious injury DANGER ld A Indicates a potentially hazardous situation which 1f not fry avoided could result in death or serious injury FA WARNING Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury CAUTION dl dd Indicates a potentially hazardous situation which
12. connection Issue 02 2015 08 10 Huawei Proprietary and Confidential 61 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections The DIYP2VP2 22 2 2 1 network cable or a communications cable with a cross sectional area of 1 mm and external diameter of 14 18 mm is recommended RJ45 network port connection You are advised to use a CAT 5E outdoor shielded network cable with a diameter less than 9 mm and internal resistance no greater than 1 5 ohm 10 m LC NOTE Select either connection mode during installation Connecting to a terminal block is recommended AN nonce When routing communications cables ensure that communications cables are separated from power cables and away from interfering source to prevent communication from being affected e RS485 terminal block definitions Figure 5 22 Terminal block 2 ee eee ee 1U01ZC0001 Table 5 4 defines the RS485 terminal block Table 5 4 RS485 terminal block definitions Rsassa dy 6 RSASSA OUT asispon s RSassB OUT e RJ45 connector pin definitions Issue 02 2015 08 10 Huawei Proprietary and Confidential 62 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Figure 5 23 RJ45 connector ISO1WC0032 Table 5 5 RJ45 connector pin definitions RS485A RS485 differential signal RS485B RS485 differential signal RS485A RS485 differential s
13. e Do not install the SUN2000 on flammable building materials The wall must be solid enough to bear the weight of the SUN2000 Installation Mode Requirements e Install the SUN2000 upright or at a maximum front or back tilt of 15 degrees to facilitate heat dissipation Figure 4 22 Correct installation modes imax 19 Mm 1501HC0100 e Do not install the SUN2000 at an excessive front or back tilt at a side tilt horizontally or upside down Issue 02 2015 08 10 Huawei Proprietary and Confidential 41 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 23 Incorrect installation modes Front tilt Upside down 1501HC0101 Installation Space Requirements e Itis recommended that the SUN2000 be installed at eye level to facilitate operation and maintenance e Reserve enough clearance around the SUN2000 to ensure sufficient space for installation and heat dissipation as shown in Figure 4 24 Figure 4 24 Installation space unit mm 2 500 2 600 15015C0010 Issue 02 2015 08 10 Huawei Proprietary and Confidential 42 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation 4 4 2 Moving the SUN2000 For details see 4 3 2 Moving the SUN2000 4 4 3 Installing a Rear Panel Before installing the SUN2000 secure the shipped rear panel to a support Prerequisites Figure 4 25 shows
14. is heard as shown in Figure 5 18 Issue 02 2015 08 10 Huawei Proprietary and Confidential 58 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Figure 5 18 Installing DC input power cables V D coa E a A S L A j con a SS de MARRAS lt y E PAG EY oe E tis 2 _ IS01IC0022 A NOTICE After the positive and negative connectors are in position the clearance between the DC terminals and connectors should be less than or equal to 0 8 mm and the DC input cables cannot be pulled out End Follow up Procedure To remove the positive and negative connectors from the SUN2000 insert a removal wrench into the bayonet and press the wrench with an appropriate force as shown in Figure 5 19 A WARNING Before removing the positive and negative connectors ensure that the DC SWITCH is OFF Issue 02 2015 08 10 Huawei Proprietary and Confidential 59 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Figure 5 19 Removing a DC input connector 1501100042 5 5 Connecting Communications Cables 5 5 1 Communication Mode Description RS485 The SUN2000 33KTL 40KTL can connect to the SmartLogger or to a PC through the SmartLogger to implement RS485 communication You can use the SmartLogger LCD embedded WebUI or t
15. may fail to run or the terminal block may be damaged after the device operates Figure 5 9 Connecting AC output cables for the SUN2000 33KTL 1S011C0023 Issue 02 2015 08 10 Huawei Proprietary and Confidential 52 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Figure 5 10 Connecting AC output cables for the SUN2000 40KTL 1501100029 Step 8 Use a torque wrench to tighten the locking cap to a torque of 7 5 N m End 5 4 Connecting DC Input Power Cables Connect the SUN2000 to PV strings over DC input power cables Prerequisites ZN bancer e 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 e Before connecting DC input power cables ensure that the voltage on the DC side is within the safe range lower than 60 V DC and that the DC SWITCH on the SUN2000 1s OFF Otherwise high voltage may result in electric shock e When the SUN2000 is grid tied it is not allowed to maintain DC input power cables such as connect or disconnect a string or a module in a string Otherwise it may result in electric shock Issue 02 2015 08 10 Huawei Proprietary and Confidential 53 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL A WARNING To avoid a fire ensure that the following conditions are me
16. power grid V 4 EN50438 NL Netherlands 230 V 400 30 kW low voltage power grid V A a a a A a Nn UTE C France low voltage 230 V 400 30 kW 15 712 1 A power grid V UTE C Islands of France 230 V 230 V 400 30kW 15 712 1 B 50 Hz V 7 UTE C Islands of France 230 V 230 V 400 30kW 15 712 1 C 60 Hz V VDE 0126 1 1 BU Bulgaria low voltage 230 V 400 30 kW power grid V G59 England England 230 V power 230 V 400 30 kW grid I gt 16 A V Issue 02 2015 08 10 Huawei Proprietary and Confidential 90 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual A Power Grid Codes Power Grid Code Description Power Maximum Output Grid Power Voltage 10 G59 Scotland Scotland 240 V power 240 V 415 30kW grid 1 gt 16 A V G83 England England 230 V power 230 V 400 30 kW grid I lt 16 A V G83 Scotland Scotland 240 V power 240 V 415 30 kW grid I lt 16 A V CEIO 21 Italian low voltage 230 V 400 30kW power grid V CEIO 16 Italian medium voltage 230 V 400 30kW power grid V EN50438 CZ Czech Republic 230 V 400 30 kW low voltage power grid V VDE Mainland of Greece 230 V 400 30 kW 0126 1 1 GR A low voltage power grid V VDE Islands of Greece 230 V 400 30 kW 0126 1 1 GR B low voltage power grid V RD1699 Spanish low voltage 230 V 400 30 kW power grid Pn lt 100 V kW RD661 Spanish low voltage 230 V 400 30 kW power grid Pn gt 100 V kW AS4777 Australia low volta
17. sides of the SUN2000 as shown in Figure 4 10 Issue 02 2015 08 10 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 32 SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 10 Moving the SUN2000 1501HC0036 Step 2 Carry the SUN2000 out of the packing case and move it to the installation position A CAUTION e To prevent device damage and personal injury keep balance when moving the SUN2000 which is heavy e Do not place the SUN2000 with its wiring terminals contacting the floor because the power ports and signal ports at the bottom of the device are not designed to support the weight of the SUN2000 Place the SUN2000 horizontally e When placing the SUN2000 on the floor put foam or paper under the SUN2000 to protect its enclosure End 4 3 3 Installing a Rear Panel Before installing the SUN2000 secure the shipped rear panel to a wall Context LU note e When installing the SUN2000 33KTL you can use the expansion bolts delivered with the SUN2000 to install the rear panel e When installing the SUN2000 40KTL you need to prepare the expansion bolts M12x60 stainless expansion bolts are recommended Procedure Step 1 Determine the positions for drilling holes as shown in Figure 4 11 using the rear panel available in the packing case level the hole positions using a level and mark the hole positions using a marker Issue 02 2015 08 10 Huawei Proprietary and Confide
18. the Product and Accessories After unpacking the SUN2000 check the product and accessories If any damage is found or any component is missing contact the dealer Check whether the packing case of the SUN2000 33KTL contains the deliverables listed in Figure 4 1 Figure 4 1 SUN2000 33KTL deliverables ISO1WC0044 Na name CA Devotion COMA ECC EAN CO o Trenes o o Ja Screw assembly Used together with a stainless nut and flat flat washer washer to secure a rear mounting panel to spring washer the support and M12x40 Expansion bolt 3 Secures the rear panel to a wall Secures the rear panel to a wall the rear panel to a wall 5 DC input 12 six Connects to a DC input power cable connector positive connectors Issue 02 2015 08 10 Huawei Proprietary and Confidential 20 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation and six negative connectors M12 stainless nut Used together with a screw assembly to and flat washer secure a rear mounting panel to the support 12 six Secures a connector to a DC input power positive cable metal NOTE terminals Positive and negative metal terminals are packed and six with positive and negative connectors negative respectively After unpacking keep the positive metal and negative ones separate to avoid confusion terminals Includes the quick installation guide in paper copies Screw reserved for the chassis
19. used for electrical connections are tightened Ground cables are connected correctly and securely with no open circuit or short circuit AC output power cables are connected correctly and securely with no open circuit or short circuit DC input power cables are connected correctly and securely with no open circuit or short circuit The DC input voltage is not higher than 1000 V and meets the local voltage range requirements RS485 communications cables are connected correctly and securely with no open circuit or short circuit Idle DC input terminals are sealed Idle USB and RS485 ports and waterproof connectors are plugged with waterproof plugs Huawei Proprietary and Confidential 66 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections 5 7 Closing the Chassis Door Procedure Step 1 Install the AC terminal cover as shown in Figure 5 30 Figure 5 30 Installing the AC terminal cover 1501HC0065 Step 2 Remove the support bar as shown in Figure 5 31 Figure 5 31 Removing a support bar 1501HC0041 Step 3 Close the chassis door and tighten the two screws on the door to a torque of 4 N m as shown in Figure 5 32 Issue 02 2015 08 10 Huawei Proprietary and Confidential 67 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Figure 5 32 Tightening screws on the door n JUE gt L NOTE
20. 0 33KTL 40KTL User Manual 2 Overview Alarm Maintenanc Alarm state Blinking red slowly The SUN2000 has e indicator on for 1s and then generated a warning off for 4s Blinking red fast on The SUN2000 has for 0 5s and then off generated a minor alarm for 0 5s Steady red The SUN2000 has generated a critical alarm Local Blinking green Local maintenance is in maintenance slowly on for 1s and progress state then off for 1s Blinking green fast Local maintenance has on for 0 125s and failed off for 0 125s Steady green Local maintenance 1s successful LL note O Local maintenance refers to operations with a USB flash drive or Bluetooth module e If alarming and local maintenance happen concurrently the alarm maintenance indicator shows the local maintenance state first After the USB flash drive or Bluetooth module is removed the indicator shows the alarm state Rear View Figure 2 7 shows the SUN2000 rear view Issue 02 2015 08 10 Huawei Proprietary and Confidential 9 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Figure 2 7 SUN2000 rear view 1501WC0016 1 Heat sink 2 Mounting bracket Bottom View Figure 2 8 shows the SUN2000 bottom view Figure 2 8 SUN2000 bottom view 1 2 3 4 IS01WC0017 Issue 02 2015 08 10 Huawei Proprietary and Confidential 10 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Ma
21. 000 00000O00DO O 0000000000000 0000000000000 0000000000000 0000000000000 0000000000000 0000000000000 000000O0OOODOO 0000000000000 000000000000 oc oOo A V NS OOO 0000000000000 0000000000000 0000000000000 0000000000000000O 1900000000000000000 220000000000 000000 2200000000000 Y 0000000000000 AD i OOO 1501HC0032 Step 6 Mount the SUN2000 on the rear panel and keep them aligned with each other as shown in Figure 4 18 Issue 02 2015 08 10 Huawei Proprietary and Confidential 38 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 18 Mounting the SUN2000 on the rear panel Q oOo O 7200000000000000000 y 90000000000000000 Y VW 000000000000 200000000000000000 OOOO 1501HC0033 Step 7 Tighten the two hexagon screws at the bottom of the SUN2000 to a torque of 5 N m as shown in Figure 4 19 Figure 4 19 Tightening hexagon screws 1501HC0023 Step 8 Optional Install an antitheft lock as shown in Figure 4 20 The antitheft lock secures the SUN2000 to the rear panel to prevent theft Issue 02 2015 08 10 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 39 SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 20 Installing an antitheft lock 1501HC0024
22. 000 APP data collector or NMS after obtaining approval from the local power operator If the alarm persists for a long time check the AC circuit breaker and output cables of the SUN2000 Reason ID 13 to 18 or 26 1 Check whether the grid tie point voltage is too high If it is contact your local power operator If the grid tie point voltage is higher than the allowable range change the overvoltage and undervoltage protection points after obtaining approval from the local power operator Check whether the grid voltage peak 1s too high Reason ID 27 or 28 1 The SUN2000 monitors its external working conditions in real time and automatically recovers to the normal operating status after the fault is rectified If the alarm occurs repeatedly and affects the normal power generation of the power station contact the local power operator Reason D 29 1 Check whether the AC voltage is normal Check whether the AC line or circuit breaker is disconnected 82 08 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Maintenance Alarm Alarm Alarm Causes Measures I Name Severity Frequency Abnormal Low Array Insulation Resistance Residual Current Abnormal D Issue 02 2015 08 10 Cabinet Over Temp The actual frequency of the grid is higher than or less than the required value for the local grid
23. 3KTL 40KTL User Manual 8 Maintenance LU NOTE Before wiping the heat sink clean switch off the circuit breaker between the SUN2000 and the power grid set the DC SWITCH to OFF and wait at least 5 minutes after the SUN2000 is powered off 8 2 Troubleshooting This section describes the troubleshooting measures for common fault alarms in the SUN2000 The alarm severity is defined as follows e Major The SUN2000 enters the shutdown mode and stops feeding electricity to the power grid due to a fault e Minor Some components are faulty but the SUN2000 can still feed electricity to the power grid e Warning The SUN2000 output power decreases due to external factors Table 8 2 lists the troubleshooting measures for common fault alarms in the SUN2000 Table 8 2 Troubleshooting Alarm Alarm Alarm Causes Measures I Name Severity D 103 DC Over Major Too many PV modules Check whether a large number of PV Voltage connected in series lead to modules connected in series makes the excessively high output open circuit voltage of the PV strings voltage of PV strings greater than the maximum input voltage making the open circuit of the SUN2000 If yes adjust the voltage of the PV strings number of PV modules connected in greater than the maximum series to decrease the output voltage of input voltage of the PV strings to meet the voltage SUN2000 requirements for the SUN2000 After the adjustment ensure that the SUN2000 works prop
24. D LCD LED MMP MPPT PE PGND PV SPD Issue 02 2015 08 10 B Acronyms and Abbreviations Acronyms and Abbreviations AC distribution unit electromagnetic compatibility electromagnetic interference element management system electrostatic discharge liquid crystal display light emitting diode maximum power point maximum power point tracking protective earthing protection ground photovoltaic surge protective device Huawei Proprietary and Confidential 94 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Issue 02 2015 08 10 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd B Acronyms and Abbreviations 95
25. EEE EEEE A 71 T Operations witha USB Rlash rive acallar ditt 71 Till EXpOrInS Coni CL Pa IOUS pair a alonso ocioso i 71 dled Imports Contour a iaa 73 ile Ne MOOR A O II O A A 74 O AG A ca E tenae daca eds N vaaaytiad vaasee as tieatale S seaman E N antes 75 Haz Operations VRA Sman O2 SeT a a a E a a a a E eness TI Te Peta lOms WANAE N M S oi e aE E E tastes 77 74 Operations withthe Ss CIN 2000 APP tanatorio odon ve Maintenance asceeseuestee 78 S ROMINA dd danos dao decis 78 NA A aaa nde oe Nae 79 9 UN2000 Hangin a AAA AA 85 OD Removing the SUN20OU a ara a a io 85 ISUN OOO Fack S sanin rial 85 03 SUINZ000 DIS pO Sail nenna a ada 85 10 Technical Specifications 10 86 Pe POW er GMAC OdG csaa RE EE seas uanende T 90 B Acronyms and ADDreviationSsareisosirona iee a E beetaeee 94 Issue 02 2015 08 10 Huawei Proprietary and Confidential v Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 1 Safety Precautions Safety Precautions Strictly follow all the safety precautions in this document to prevent personal injury or death Personnel Requirements Label Protection Installation Only qualified and trained electrical technicians are allowed to install and operate the SUN2000 Operators should understand the components and functioning of a grid tied PV power system and they should be familiar with relevant local standards Do not tamper with any warning signs on the SUN2000 enclosure because thes
26. End 4 4 Support mounting the SUN2000 4 4 1 Determining the Installation Position Determine an appropriate position for installing the SUN2000 Basic Requirements The SUN2000 is protected to IP65 and can be installed indoors or outdoors The installation method and position must be appropriate for the weight and dimensions of the SUN2000 For details see 10 Technical Specifications Do not install the SUN2000 in a place where personnel are likely to come into contact with its enclosure and heat sinks because these parts are extremely hot during operation Do not install the SUN2000 in an area that stores flammable or explosive materials Installation Environment Requirements Issue 02 2015 08 10 The ambient temperature must be below 50 C which ensures optimal SUN2000 operation and extends the SUN2000 s service life The SUN2000 must be installed in a well ventilated environment to ensure good heat dissipation The SUN2000 must be free from direct exposure to sunlight rain and snow to extend its service life It is recommended that the SUN2000 be installed in a sheltered place If no shelter is available build an awning as shown in Figure 4 21 Huawei Proprietary and Confidential 40 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 21 Awning unit mm 15S01HC0037 Carrier Requirements e The carrier where the SUN2000 is installed must be fire proof
27. Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 8 Maintenance e Maintenance This chapter describes routine maintenance and troubleshooting practices that ensure optimal performance of the SUN2000 3 1 Routine Maintenance This section describes the maintenance routine and intervals for the SUN2000 Table 8 1 Maintenance checklist Check Check Method Maintenance Item Interval System Check periodically that the heat sink 1s free from Semiannually to cleaning dust and blockage annually Turn off the DC switch and then turn 1t on at night to clean the oxide off the switch System Check that the SUN2000 is not damaged or Semiannually running deformed status Check for normal sound emitted during operation of the SUN2000 Check that all SUN2000 parameter settings are correctly set during operation Electrical Check that cables are securely connected Half a year after the initial commissioning and semiannually to annually afterwards Connections Check that cables are intact and the parts in contact with a metallic surface are not scratched Check that the idle RS485 and USB ports are covered by waterproof caps Grounding Check that PGND cables are securely connected Half a year after the reliability initial commissioning and semiannually to annually afterwards Issue 02 2015 08 10 Huawei Proprietary and Confidential 78 Copyright Huawei Technologies Co Ltd SUN2000 3
28. L 40KTLs 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 PLC The PLC communication board loads communication signals onto power cables for transmission For details about how to install the PLC see the PLC CCOOIA User Manual LC NOTE The built in PLC module in the SUN2000 does not need to be connected with cables 5 5 2 Selecting a Communication Mode Communication modes for the inverters with PLC and those without PLC are different Select an appropriate communication mode based on the actual situation e The inverters with PLC support both PLC and RS485 communication modes LC NOTE The RS485 and PLC communication modes cannot be used at the same time You can select only one mode e When selecting the PLC communication mode do not connect the RS485 communications cable e When selecting the RS485 communication mode do not connect the PLC CCO modules to the AC power cables e The inverters without PLC only support the RS485 communication mode 5 5 3 Connecting RS485 Communications Cables Connect the SUN2000 to communications equipment such as the SmartLogger and PC using RS485 communications cables Context e Connect an RS485 communications cable RS485 communications cables can be connected in two ways Terminal block
29. The insulation resistance against the ground for PV strings is less than the minimum value The possible causes are as follows e A short circuit exists between PV strings and protection ground PV strings are installed in a permanently moist environment The insulation resistance against the ground at the input side decreases during SUN2000 operation which causes excessively high residual current e The SUN2000 is installed in a place with poor ventilation The ambient temperature is too high The internal fan is not working Huawei Proprietary and Confidential 1 If the alarm occurs accidentally possibly the power grid is abnormal accidentally The SUN2000 automatically recovers to the normal operating status after the fault is rectified If the alarm occurs repeatedly check whether the grid frequency is within the allowable range If no contact the local power operator If yes change the grid overfrequency and underfrequency protection points on the SUN2000 APP data collector or NMS after obtaining approval from the local power operator Check the insulation resistance against the ground for the PV strings If a short circuit has occurred rectify the fault If the insulation resistance against the ground is less than the default value in a rainy environment set Insulation resistance protection on the SUN2000 APP data collector or NMS If the alarm occurs accidentally possibly
30. 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 Issue 02 2015 08 10 Huawei Proprietary and Confidential 74 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 7 User Interface AN notice Verify that the ciphertext in the boot script file matches the login password of the SUN2000 APP Otherwise after you insert the USB flash drive for five consecutive times the user account will be locked for 10 minutes Table 7 3 Indicator status AN E e is no operation with a USB flash drive Blinking green slowly on for Is and There is an operation with then off for 1s a USB flash drive Blinking green fast on for 0 125s An operation with a USB and off for 0 1255 flash drive has failed Steady green An operation with a USB flash drive 1s successful End 7 1 4 Upgrading Context e USB flash drives of Netac Kingston and SanDisk are recommended Other brands may be incompatible Procedure Step 1 Log in to http support huawei com carrier and browse or search for SUN2000 on the Product Support tab page Download the required upgrade package for example SUN2000 V200R001C005PCXXX on the Software tab page Step 2 Decompress the upgrade package After obtaining the upgrade package SUN2000V200R001COOSPCxxx_package zip decompress the package and copy the extracted f
31. USB flash drive for five consecutive times the user account will be locked for 10 minutes Table 7 4 Indicator status AN Off There is no operation with a USB flash drive Blinking green slowly on for Is and There is an operation with then off for 1s a USB flash drive Blinking green fast on for 0 125s An operation with a USB and off for 0 125s flash drive has failed Steady green An operation with a USB flash drive is successful Optional The system automatically restarts when the upgrade is completed All indicators are off during the restart After the restart the preceding indicator is blinking green slowly on Issue 02 2015 08 10 Huawei Proprietary and Confidential 76 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 7 User Interface for 1s and then off for 1s for 1 minute until 1t becomes steady on which indicates that the upgrade 1s successful L NOTE The upgrade of the SUN2000 can also be completed through the Inverter Upgrade in the SUN2000 APP For details see SUN2000 APP User Manual End 7 2 Operations with a SmartLogger For operations with a SmartLogger see SmartLogger1000 User Manual 7 3 Operations with the NMS For operations with the NMS see NetEco 1000S User Manual 7 4 Operations with the SUN2000 APP For operations with the SUN2000 APP see SUN2000 APP User Manual Issue 02 2015 08 10 Huawei Proprietary and Confidential 71 Copyright
32. abel SUN2000 manufacture Nameplate The SUN2000 33KTL 40KTL is labeled with a nameplate that contains the model information technical specifications and compliance symbols If the SUN2000 only uses RS485 for communication the value of Communication on the nameplate is RS485 as shown Issue 02 2015 08 10 Huawei Proprietary and Confidential 12 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview in Figure 2 10 If the SUN2000 uses PLC and RE485 for communication the value of Communication on the nameplate is PLC as shown in Figure 2 11 SUN2000 33KTL is used as an example Figure 2 10 Nameplate RS485 communication Y 5 Model SUN2000 33KTL UY HF Name ABARE RAE 1 HUAWEI SOLAR INVERTER BARABA d c Max Input Voltage 1000 Vd c BARMABR d c Input Current 23 A 23 A 23 A MPPH A 38M d c MPP Range 250 850 Vd c 14 AEE a c Output Nominal Voltage 400 380 Va c 3N tt MX a c Nominal Operating Frequency 50 60 Hz i MEMIUIDIA a c Output Rated Power 30 kVA RAAHE a c Output Max Power 33 kVA MIA ME a c Output Max Current 48 A EAk Power Factor 0 8 lagging 0 8 leading RAE MA Operating Temperature Range 25 60 C BS Enclosure IP65 RFR Protection Class RA Communication RS485 Type Approved Safet y Regular Production Surveillance 4 1501WC0030 1 Trademark product name and model 2 Im
33. all models of the SUN2000 33KTL 40KTL and their rated output power Table 2 1 SUN2000 models and rated output power Model Rated Output Power SUN2000 33KTL 30 kW SUN2000 40KTL 36 kW Issue 02 2015 08 10 Huawei Proprietary and Confidential 4 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Network Application The SUN2000 33KTL 40KTL applies to grid tied PV power systems for commercial rooftops and large power stations Typically a grid tied PV power system consists of PV strings grid tied inverters AC distribution units ACDUs and isolation transformer as shown in Figure 2 2 Figure 2 2 Network Application 1501NC0003 A PV string B SUN2000 33KTL 40KTL C ACDU D Isolation transformer E Power grid Supported Power Grids The SUN2000 33KTL supports the power grid modes TN S TN C TN C S and TT as shown in Figure 2 3 The SUN2000 40KTL only supports the power grid mode IT as shown in Figure 2 4 Figure 2 3 Power grids supported by the SUN2000 33KTL 15015C0004 Issue 02 2015 08 10 Huawei Proprietary and Confidential 5 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Figure 2 4 Power grid modes supported by the SUN2000 40KTL SUN2000 15015C0005 LC NOTE The SUN2000 40KTL mainly applies to medium voltage power grids Output power from multiple inverters connected in parallel is adjusted by a step up tran
34. an be opened as a txt file as shown in Figure 7 1 Issue 02 2015 08 10 Huawei Proprietary and Confidential 71 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 7 User Interface Figure 7 1 Boot script file fi E l sun_Imt_mgr_cmd emap bt Notepad File Edit Format View Help euserjengineer 2 epsw 7e7bc842b22a99 1d864faecabe20424f79b3e1977286decaaSae8753d57eae7f 3 evalidity duration 20 15 12 31 23 59 59 4 export param 1 User name e Advanced user engineer e Special user admin Ciphertext The ciphertext varies depending on the login password of the SUN2000 APP Script The script validity period varies depending on the script export validity time period Different command settings can produce different commands Configuration export command export param Configuration import command import param Data export command export log Upgrade command upgrade Step 3 Import the boot script file to the root directory of a USB flash drive Step 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 A NOTICE Verify that the ciphertext in the boot script file matches the login password of the SUN2000 APP Otherwise after you insert the USB flash drive for five consecutive times the user account will be lo
35. bles AC output power cables and PGND cables 2 Optional Open the anti theft lock at the bottom of the SUN2000 Remove the SUN2000 from the rear panel 4 Remove 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 e Ifthe original packing case is unavailable place the SUN2000 inside a suitable hard carton and seal it properly 9 3 SUN2000 Disposal This section describes how to dispose of the SUN2000 If the SUN2000 service life has expired dispose of the SUN2000 in accordance with local rules for disposal of electrical equipment waste or return the SUN2000 to Huawei Issue 02 2015 08 10 Huawei Proprietary and Confidential 85 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 10 Technical Specifications 1 0 Technical Specifications This chapter lists the technical specifications for all SUN2000 models Toumiea SUN2000 33KTL SUN2000 40KTL Specifications Efficiency Max efficiency 98 6 98 8 European efficiency 98 3 98 4 Specifications Max input power cos 33800 W 40800 W 1 Max input voltage 1000 V Max input current per Max short circuit current per MPPT route ds Input Max input current three MPPT routes TERR Min starting voltage 200 V a MPP voltage 480 V to 800 V 580 V to 800 V Max number of i
36. cked for 10 minutes Issue 02 2015 08 10 Huawei Proprietary and Confidential 72 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 7 User Interface Table 7 1 Indicator status Off There is no operation with a USB flash drive Blinking green slowly on for ls and There is an operation with then off for 1s a USB flash drive Blinking green fast on for 0 125s An operation with a USB and off for 0 125s flash drive has failed Steady green An operation with a USB flash drive 1s successful Step 5 Insert the USB flash drive into a computer and check the exported data LU NOTE When the configuration export is completed there are three files in the root directory of the USB flash drive one boot script file and two exported files End 7 1 2 Importing Configurations Import the inverter configurations through a USB flash drive Prerequisites You have exported configurations and the exported files are complete Context USB flash drives of SanDisk Kingston and Netac are recommended Other brands may be incompatible Procedure Step 1 On the SUN2000 APP click Inverter Command Settings to generate a boot script file For details see SUN2000 APP User Manual Step 2 Import the boot script file to a computer Step 3 Replace the exported boot script file in the root directory of the USB flash drive with the imported one A NOTICE Replace the boot script file and keep the expor
37. ctrical Connections Electrical Connections This chapter describes the SUN2000 electrical connections Read this chapter before connecting protection ground PGND cables DC input power cables AC output power cables and communications cables for the SUN2000 Context A DANGER Before performing any electrical connection ensure that the DC SWITCH is OFF Otherwise the high voltage can result in fatal injury A NOTICE The cable colors shown in the electrical connection drawings provided in this chapter are for reference only Select cables in accordance with local cable specifications yellow green wires are only used for grounding 5 1 Connecting PGND Cables Connect the SUN2000 to a ground bar over a protection ground PGND cable for grounding purposes Prerequisites The ground cable and OT terminals have been prepared e Ground cable outdoor copper core cables with a cross sectional area of 8 mm 8 AWG or more are recommended e OT terminal M6 Issue 02 2015 08 10 Huawei Proprietary and Confidential 46 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Context e Good grounding for the SUN2000 helps resist the impact of surge voltage and improve the EMI performance Connect the PGND cable before connecting the AC power cables DC power cables and communications cables e Itis recommended that the ground cable be connected to a nearby ground positi
38. e When installing multiple SUN2000s install them along the same line as shown in Figure 4 7 if sufficient space is available and install them in triangle mode as shown in Figure 4 8 or in stacked mode as shown in Figure 4 9 if no sufficient space is available The installation modes ensure sufficient space for installation and heat dissipation Figure 4 7 Horizontal installation mode if the space is sufficient unit mm g I ove oe Lj IS01SC0011 Issue 02 2015 08 10 Huawei Proprietary and Confidential 30 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 8 Triangle installation mode if the space is insufficient unit mm 15015C0012 Issue 02 2015 08 10 Huawei Proprietary and Confidential 31 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 9 Stacked installation mode if the space is insufficient unit mm 15015C0013 AN notice The clearance between multiple SUN2000s must be increased to ensure proper heat dissipation when they are installed in a hot area 4 3 2 Moving the SUN2000 Move the SUN2000 to the installation position horizontally Procedure Step 1 Arrange two people to hold the handles on both
39. e operating mode once the operation requirements are met The SUN2000 switches from standby mode to shutdown mode if it detects a shutdown command or a fault Operating In operating mode e The SUN2000 converts DC power from PV strings into AC power and feeds the power to the power grid The SUN2000 tracks the maximum power point to maximize the PV string output The SUN2000 enters the shutdown mode if detecting a fault or a shutdown command and enters the standby mode if detecting that the PV string output power does not meet the requirements for grid tied electricity generation Shutdown The SUN2000 switches from standby or operating mode to shutdown mode if detecting a fault or a shutdown command The SUN2000 switches from shutdown mode to standby mode if receiving a startup command or detecting that a fault is rectified Issue 02 2015 08 10 Huawei Proprietary and Confidential 17 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 3 SUN2000 Storage SUN2000 Storage This chapter describes SUN2000 storage requirements The following storage instructions apply 1f the SUN2000 will not be deployed immediately e 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 100 e The SUN2000 should be stored in a clean and dry place and be protected from dust and water vapor corrosion e Amaximum of four layers of inver
40. e signs contain important information about safe operation Do not remove or damage the nameplate on the SUN2000 enclosure because it contains important product information Do not remove the anti dismantle label on the SUN2000 enclosure because it is the basis for product warranty J an Read this document before installation Huawei shall not be liable for any consequence caused by violation of the regulations specified in this document Issue 02 2015 08 10 Ensure that the SUN2000 is not connected to a power supply and is not powered on before starting installation Ensure that there are no objects within 200 mm of both sides of the SUN2000 and no objects within 500 mm 600 mm and 1000 mm of the top bottom and front respectively This is to allow sufficient space for installation and heat dissipation If you have any questions about the distance consult the local technical support engineers Install the SUN2000 in an environment with good ventilation to ensure efficient and long term system performance Ensure that the SUN2000 heat sinks are free from blockage Huawei Proprietary and Confidential 1 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 1 Safety Precautions Open the door on the lower side of the chassis before cable connection Do not touch any other components inside the chassis when connecting AC power cables and communications cables Electrical Connection A DANGER B
41. ed area the figure does not show the open door using a wire stripper Figure 5 7 Stripped length for the SUN2000 33KTL unit mm L2 L1 2 3 120 Max 1IS01ZC0015 Figure 5 8 Stripped length for the SUN2000 40KTL unit mm L2 L1 2 3 120 Max IS01ZC0019 Issue 02 2015 08 10 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 51 SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Step 3 Insert the exposed core wires into the crimp area of the OT terminal and crimp them using hydraulic pliers Step 4 Wrap the wire crimp area with heat shrink tubing or PVC insulation tape LU noTE If heat shrink tubing is used put it through the power cable and then crimp the OT terminal Step 5 Remove the locking cap from the AC OUTPUT waterproof cable connector at the inverter bottom and remove the plug from the locking cap Step 6 Route the AC output power cable into the locking cap and the AC OUTPUT connector at the inverter bottom Step 7 Connect the wires of the AC output cable for the SUN2000 33KTL to L1 L2 L3 and N on the AC terminal block as shown in Figure 5 9 The required torque 1s 4 N m Connect the wires of the AC output cable for the SUN2000 40KTL to L1 L2 and L3 on the AC terminal block as shown in Figure 5 10 The required torque is 8 N m A NOTICE Ensure that the AC output power cable is securely connected Otherwise the inverter
42. efore connecting cables to the SUN2000 ensure that the SUN2000 is securely positioned and not damaged in any way Otherwise electrical shock or fire may occur e Shield the PV modules with opaque cloth before connecting cables to the SUN2000 e Ensure that all electrical connections comply with local electrical standards e Obtain approval from the local power supply department before using the SUN2000 to generate electricity in grid tied mode e Ensure that the cables to the solar power system are properly connected and insulated and meet specifications Operation A DANGER High voltage may cause electrical shock and death during operation Strictly comply with the safety precautions in this document and associated documents when operating the SUN2000 e Do not touch parts of the SUN2000 because the enclosure and heat sinks are extremely hot when the SUN2000 is in operation and touching these parts can cause severe burns and personal injury e Follow local laws and regulations when operating the SUN2000 Maintenance and Replacement A DANGER High voltages may cause electrical shocks and serious injuries during the SUN2000 operation Therefore before maintenance power off the SUN2000 and strictly comply with the safety precautions in this document and associated documents to operate the SUN2000 e Before performing maintenance tasks power off the SUN2000 based on the description in 6 2 Powering Off the SUN2000 and wait for a
43. equence as shown in Figure 5 27 Issue 02 2015 08 10 Huawei Proprietary and Confidential 64 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual f Issue 02 2015 08 10 5 Electrical Connections Figure 5 27 Connecting wires to RJ45 connectors 1501200021 Crimp the connectors using a crimping tool Remove the locking caps from the COM1 waterproof cable connectors at the inverter bottom and remove the plugs from the locking caps Route the cables through the locking caps and the COM connectors at the inverter bottom Connect the RJ45 connectors to the RS485 IN and RS485 OUT ports in the SUN2000 maintenance area as shown in Figure 5 28 Figure 5 28 Connecting RS485 communications cables 1501100024 Bind the communications cables after connecting them as shown in Figure 5 29 Huawei Proprietary and Confidential 65 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Figure 5 29 Binding communications cables 1501100041 g Use a torque wrench to tighten the locking caps to a torque of 7 5 N m End 5 6 Installation Verification To ensure that the SUN2000 runs normally check the SUN2000 after installation Check the following items after the SUN2000 is installed l 2 3 4 Issue 02 2015 08 10 The SUN2000 is installed correctly and securely All screws especially the screws
44. erly If no contact Huawei technical support shielded If the PV string is clean and not shielded check whether the PV modules are faulty 120 to String 1 6 Warning The cables of PV strings are Check whether the cables of PV strings 125 Reverse connected reversely during are correctly connected If they are SUN2000 installation connected reversely reconnect the cables Issue 02 2015 08 10 Huawei Proprietary and Confidential 79 Copyright Huawei Technologies Co Ltd 106 to String 1 6 Warning PV strings have been Check whether the output current of a 111 Abnormal shielded for a long time PV string is obviously less than the PV output current of other PV strings deteriorating If yes check whether the PV string is SUN2000 33KTL 40KTL User Manual Maintenance ads Alarm Alarm Causes Measures Name Severity DC Bus Abnormal external 1 The SUN2000 monitors its external Voltage conditions have triggered the working conditions in real time and Fault protection for the DC circuits automatically recovers to the normal inside the SUN2000 The operating status after the fault is possible causes are as rectified follows If the alarm occurs repeatedly e Reason ID 3 contact Huawei technical support The SUN2000 input is suddenly disconnected or the PV strings shielded 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
45. erwise the rear panel will not be securely installed on the concrete wall Step 3 Align the rear panel with the holes insert expansion bolts into the holes through the real panel and tighten the expansion bolts to a torque of 45 N m using a torque wrench with a 18 mm open end as shown in Figure 4 14 Issue 02 2015 08 10 Huawei Proprietary and Confidential 35 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 14 Securing a rear panel 1501HC0005 4 3 4 Installing the SUN2000 Procedure Step 1 Ifthe installation position is low and you can mount the SUN2000 on the rear panel go to Step 6 after performing Step 4 Step 2 If the installation position is high and you cannot mount the SUN2000 on the rear panel perform Step 3 to Step 7 Step 3 Mount the M10 screw lifting eyes provided by the customer into the lifting holes and tighten the lifting eyes as shown in Figure 4 15 Issue 02 2015 08 10 Huawei Proprietary and Confidential 36 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 15 Installing lifting eyes 00000 0000 00000 0000 0000 000000 SESS C000 00000 ooo 0950 00000 00000 00000 9050 0000 00000 000 020 00000 0000 00000 050 0000 00000 000 0050 00000 0000 00000 A026 0000 00000 000 050
46. ff the SUN2000 Issue 02 2015 08 10 Huawei Proprietary and Confidential 69 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 6 System Operation Context A WARNING After the SUN2000 powers off the remaining electricity and heat may still cause electrical shock and body burns Therefore only begin servicing the SUN2000 five minutes after the power off Procedure Step 1 Run a shutdown command on the SUN2000 APP SmartLogger or NMS For details see SUN2000 APP User Manual SmartLogger1000 User Manual or NetEco10008 VIOOROOICOO User Manual Step 2 Switch off the circuit breaker between the SUN2000 and the power grid Step 3 Set the DC SWITCH to OFF End Issue 02 2015 08 10 Huawei Proprietary and Confidential 70 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 7 User Interface User Interface The man machine interaction can be performed through the USB SmartLogger NMS and SUN2000 APP 7 1 Operations with a USB Flash Drive 7 1 1 Exporting Configurations Export the inverter configurations through a USB flash drive Context USB flash drives of SanDisk Kingston and Netacare recommended Other brands may be incompatible Procedure Step 1 On the SUN2000 APP click Inverter Command Settings to generate a boot script file For details see SUN2000 APP User Manual Step 2 Import the boot script file to a computer Optional The boot script file c
47. ge 230 V 400 30 kW power grid V C10 11 Belgium low voltage 230 V 400 30 kW power grid V IEC61727 IEC low voltage power 230 V 400 30kW grid 50 Hz V TAI PEA Thailand low voltage 220 V 380 30 kW power grid PEA V pad pd ee a OS SS 8 SS 2 ee 5 9 2 3 4 6 7 8 0 1 2 3 power grid MEA V power grid V 26 Philippines Philippines low voltage 220 V 380 30kW power grid V 27 NRS 097 2 1 South Africa 230 V 400 30kW low voltage power grid V l i l l l l i l 2 2 2 2 2 2 Issue 02 2015 08 10 Huawei Proprietary and Confidential 91 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual A Power Grid Codes Power Grid Code Description Power Maximum Output Grid Power Voltage KOREA Korea low voltage 220 V 380 30kW power grid Custom 50Hz 230 V 400 30 kW Custom 60Hz 230 V 400 30 kW V Table A 2 lists the power grid standard codes which the SUN2000 40KTL supports N O 28 y 29 IEC61727 60Hz IEC low voltage power 230 V 400 30kW grid 60 Hz V 30 y Table A 2 Power grid codes SUN2000 40KTL Power Grid Code Description Rated Maximum Output Power Power Grid Voltage BDEW MV480 Germany 277 V 480 40 kW medium voltage power V grid CHINA MV480 China medium voltage 277 V 480 40 kW power grid V 3 G59 England MV4 UK 480 V 277 V 480 40 kW Medium voltage power V grid I gt 16 A 4 IEC61727 MV480 IEC medium vol
48. he network management software such as the NetEco on the PC to query information about the SUN2000 33KTL 40KTL such as electric energy yield alarms and running status e Figure 5 20 shows the communication mode for a single SUN2000 33KTL 40KTL Figure 5 20 Communication mode for a single SUN2000 SUN2000 S1 RS485 communications cable 200 S2 network cable PC terminal network port ISO1NC0001 e Figure 5 21 shows the communication mode for multiple SUN2000 33KTL 40KTLs If multiple SUN2000 33KTL 40KTLs are used connect all the SUN2000s in daisy chain mode over an RS485 communications cable Issue 02 2015 08 10 Huawei Proprietary and Confidential 60 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Figure 5 21 Communication mode for multiple SUN2000s SUN2000 n SUN2000 2 SUN2000 1 51 R5485 communications cable 1200 1200 1200 gt S2 network cable RS485 Port RS485 Port L R5485 Port IN OUT IN OUT gt R5485 2 FE PC terminal 51 SmartLoager st Port 2290 Port network port I501NC0002 LU NOTE J For the SUN2000 on the end of the chain on the Comm Param screen of the SUN2000 application set Match Resistance to Connect to turn on the switch of the build out resistor so that the build out resistor is enabled see the SUN2000 APP User Manual for details e The appropriate length of the communications cable is less than 1000 m e If multiple SUN2000 33KT
49. icia ice 2 4 3 1 Determining the Installation POSO nensis satleatasada st aa a a a aa l 2 AOD Movin tne A leeedeulaceanetsaecouausaauasih AEE roa tates 32 AD is lala Rear Pane dad Eee ae e e a NEE 33 Ao stiline thesS UN 2000 a a E aia 36 A 7 Sup por mountine the S UN2000 rsrs nao inoi aa o r a a e o nora aae 40 4 4 1 Determining the Installation Position ooooooooooonoocnnnnnnnnnnnnnnnnnonononononnnnnnnnnnnnnnnnnnnnonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnanrnnnnss 40 ALIAS tes UNO eei a I 43 Ao salins a Rear Panel eor niono OE EO AEO OEO ARESTON 43 AA Airis Callas the S IN 2 OO sera lille OE 45 5 Electrical COnMECHONS ansia A 46 dl Connecte TG ND Cae usarla 46 2 OVeMING tie C MaSSIS Jas iea a a ns saataenteataay so teat a 48 9 Installing AC Output Power CDleri a a E E a 50 5 4 Connecting DC Input Power Cables tica AS 53 5 93 Comnectino Comm nications Cables nia il poca 60 Communication Mode Desci phiosan an neva eae a a 60 5252 pelectinesa Communication Modenie a did in 61 5 5 3 Connecting RS485 Communications Cables dc 61 0 metalation VEO O EA AA A E 66 Issue 02 2015 08 10 Huawei Proprietary and Confidential dv Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Contents DJ LOSING he MASSIS DOOL aislada lidiar diia Fanchuisalaianaducts 67 6 SY SEEIE Operator 69 GAL Powenne Ome SUN 2000 area lodo 69 62 Powerline Ore the SW N2000 racial o datos 69 User TAROT ACC ais got sceteclexecs nance T
50. ies for e E doors e E bar for the chassis door LU Note Items 1 to 7 are placed in the packing case and items 8 to 10 are bound to the reinforcing rib for the inverter base 4 2 Tools Prepare tools required for installation and electrical connections With a drill bit of p14 Drills holes on the wall or a support Adjustable wrench With a length of 200 Secures bolts mm With an open end of 24 mm Torque screwdriver Hexagon socket head Secures screws to mechanical 5 mm parts Flat head M6 Phillips head M6 M8 Issue 02 2015 08 10 Huawei Proprietary and Confidential 23 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Socket wrench e With an open end of Secures ground bolts and AC 10 mm applicable to output terminals M6 or 13 mm applicable to M8 080088 With a height of 100 EEI mm adapted to the height distance between terminals and the cabinet frame Wrench handle length horizontal lt 200 mm e Torque 0 8 N m Diagonal pliers Cuts cable ties Wire stripper Peels off cable jackets Guarded blade utility knife Removes packing materials Rubber mallet N A Hammers expansion bolts into holes Issue 02 2015 08 10 Huawei Proprietary and Confidential 24 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Cable cutter H4 T C0001 Manufacturer AMPHENOL H4TW0001
51. ignal RS485B RS485 differential signal Procedure e Method 1 Connecting to the Terminal Block Recommended a Remove an appropriate length of the insulation layer from the cable using a wire stripper as shown in Figure 5 24 Figure 5 24 Stripping an RS485 communications cable unit mm 8 lt 120 IS01ZC0013 b Remove the locking caps from the COM1 and COM2 waterproof cable connectors at the inverter bottom and remove the plugs from the locking caps c Route the cables through the locking caps and the COM1 and COM2 connectors at the inverter bottom Issue 02 2015 08 10 Huawei Proprietary and Confidential 63 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections d Connect the input end to terminals 5 and 7 on the terminal block and connect the output end to terminals 6 and 8 on the terminal block as shown in Figure 5 25 Figure 5 25 Connecting RS485 communications cables AMES gt Sa il En 1 y a y D J te SS Ti _ _ AN a tie R 1501100025 e Bind the communications cables after connecting them as shown in Figure 5 26 Figure 5 26 Binding communications cables 1S011C0040 f Use a torque wrench to tighten the locking caps to a torque of 7 5 N m e Method 2 Connecting to RJ45 Ports a Insert the wires of the network cable to the RJ45 connector in s
52. iles to the root directory of the USB flash drive Ensure that the extracted files include SUN2000 bin SUN2000_CPLD bin SUN2000_ Master _Release bin SUN2000_Slave_Release bin sun_Imt_mgr_cmd emap LU NOTE This is a boot script file Issue 02 2015 08 10 Huawei Proprietary and Confidential 75 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 7 User Interface e config txt e vercfg xml ZA notice e When the login password of the SUN2000 APP is the initial password 000001 or 00000a there is no need to perform Step 3 Step 5 e When the login password of the SUN2000 APP is not the initial password perform Step 3 Step 5 On the SUN2000 APP click Inverter Command Settings to generate a boot script file For details see SUN2000 APP User Manual Import the boot script file to a computer Replace the boot script file in the upgrade package with the one generated by the SUN2000 local commissioning tool Copy the extracted files to the root directory of the USB flash drive 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 ZA notice Verify that the ciphertext in the boot script file matches the login password of the SUN2000 APP otherwise after you insert the
53. lame SUN2000 33KTL SUN2000 40KTL Specifications RS485 Supported Useable SUN2000 33KTL SUN2000 40KTL Specifications Dimensions W x H x D 550 mm x 770 mm x 270 mm Operating temperature 95 C to 460 C range Operating altitude 4000 m General Data night Issue 02 2015 08 10 Huawei Proprietary and Confidential 88 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 10 Technical Specifications Standards Compliance Technical SUN2000 33KTL SUN2000 40KTL Specifications Certification compliance VDE AR N4105 VDE0126 1 1 BDEW 2008 G59 3 NB T 32004 2013 UTE C 15 712 1 C10 11 IEC 61727 IEC 62116 EN 50438 MEA PEA GB T 19964 2012 Issue 02 2015 08 10 Huawei Proprietary and Confidential 89 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual A Power Grid Codes Power Grid Codes Set the power grid code that applies to the country or region where the power station is located LC NOTE Grid codes are subject to change The listed codes are for your reference only Table A 1 lists the power grid standard codes which the SUN2000 33KTL supports Table A 1 Power grid codes SUN2000 33KTL Power Grid Code Description Power Maximum Output Grid Power Voltage 1 VDE AR N 4105 Germany low voltage 230 V 400 30 kW power grid V BDEW MV Germany 230 V 400 30 kW medium voltage power V grid 3 NB T 32004 China low voltage 220 V 380 33 kW
54. nputs Issue 02 2015 08 10 Huawei Proprietary and Confidential 86 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 10 Technical Specifications Output ruca SUN2000 33KTL SUN2000 40KTL Specifications Rated power 230 V 50 30000 W 36000 W Hz Max apparent power 33000 VA 36000 VA AC one 300000 W 33000 W 40000 W power cos 1 Rated output voltage 220 V 380 V 230 V 410 V 240 V 415 V 3W N PE eNO Var tes AC power frequency 50 Hz 60 Hz Power factor 0 8 overexcited 0 8 underexcited Max total harmonic lt 3 distortion Note a The maximum output power of the SUN2000 33KTL varies depending on the chosen grid code as described in A Power Grid Codes Protection Input DC switch Supported Anti islanding protection Supported Output over current pa Supported protection Input reverse connection ae Supported protection Poca SUN2000 33KTL SUN2000 40KTL Specifications PV string fault detection Supported DC surge protection Class II AC surge protection Class II Insulation resistance Supported detection Residual current Supported detection oe AC overvoltage and Supported undervoltage protection Issue 02 2015 08 10 Huawei Proprietary and Confidential 87 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 10 Technical Specifications Specifications AC overfrequency and underfrequency Supported protection Display and Communication L
55. ntial 33 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 11 Determining hole positions 15S015C0020 Step 2 Drill holes using a hammer drill and install expansion bolts as shown in Figure 4 13 An expansion bolt is composed of four parts as shown in Figure 4 12 Figure 4 12 Expansion bolt composition IS01HC0003 1 Expansion sleeve 2 Flat washer 3 Spring washer 4 Bolt Issue 02 2015 08 10 Huawei Proprietary and Confidential 34 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 13 Drilling a hole and installing an expansion bolt unit mm 1501HC0004 A NOTICE To prevent dust inhalation or contact with eyes wear safety goggles and an anti dust respirator when drilling holes e Vacuum any dust in or around the holes using a vacuum cleaner and measure the hole distance If the holes are inaccurately positioned drill holes again 1 Drill a hole in a marked position to a depth of 52 60 mm using a hammer drill with a O14 mm bit 2 Partially tighten an expansion bolt vertically insert it into the hole and knock the expansion bolt completely into the hole using a rubber mallet 3 Remove the bolt spring washer and flat washer by rotating them counterclockwise A NOTICE Level the front of the expansion sleeve with the concrete wall after removing the bolt spring washer and flat washer Oth
56. nual 2 Overview 7 Trop merino sons OOOOO Real Panel Dimensions Figure 2 9 shows the dimensions of the real panel Figure 2 9 Rear panel dimensions unit mm 412 240 226 590 IS01WC0033 2 3 Label Conventions This section describes the symbols and nameplate on the SUN2000 33KTL 40KTL Issue 02 2015 08 10 Huawei Proprietary and Confidential 11 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Symbols Table 2 3 describes all symbols on the SUN2000 33KTL 40KTL Table 2 3 Symbols Delay discharge e There are high voltages when this SUN2000 is running Only qualified and trained electrical technicians are allowed to perform operations on the SUN2000 There are residual voltages in the SUN2000 It needs 5 minutes to finish discharge Burn warning The SUN2000 must not be touched when in operation because its enclosure and heat sinks are extremely hot Refer to documentation Remind operators to refer to the documentation shipped with the SUN2000 Grounding Indicates the position for connecting the protection ground cable Do not disconnect Operation warning The DC input connector A under load must not be removed when achicha aden the SUN2000 is in operation Anti demolition The door on the upper side WARRANTY VOID of the SUN2000 must not IF SEAL IS BROKEN be opened KKK KK KK KKK KKK KKK KK KK KK information SUN2000 ESN l
57. o facilitate heat dissipation Issue 02 2015 08 10 Huawei Proprietary and Confidential 28 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 4 Correct installation modes max 15 _ f S i i i i iy i i H H f f f i j i f i j fi i j i i i jj i jj i ji i jj i i i i i j i H f i f i j j jj j i y i a i j H it i j i j jj j i M i j i i i k l 4 i i i i i IS01HC0039 e Do not install the SUN2000 at a front tilt excessive back tilt or side tilt horizontally or upside down Figure 4 5 Incorrect installation modes Upside down 1501HC0038 Horizontal LZ ZZ ES s aa A N Installation Space Requirements e Itis recommended that the SUN2000 be installed at eye level to facilitate operation and maintenance e Reserve enough clearance around the SUN2000 to ensure sufficient space for installation and heat dissipation as shown in Figure 4 6 Issue 02 2015 08 10 Huawei Proprietary and Confidential 29 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 6 Installation space unit mm 2 500 2 600 15015C0010 LC NOTE If you have any questions about the distance consult the local technical support engineers
58. on For a system with multiple inverters connected in parallel connect the ground points of all inverters to ensure equipotential connections Procedure Step 1 Remove an appropriate length of the insulation layer from the PGND cable using a wire stripper as shown in Figure 5 1 Figure 5 1 Stripped length unit mm L2 L1 2 3 CO e L1 IS01ZC0002 Step 2 Insert the exposed core wires into the crimping area of the OT terminal and crimp them using hydraulic pliers as shown in Figure 5 2 Figure 5 2 Crimping a cable unit mm L4 lt 0 1 5 IS01ZC0003 L NOTE The crimping must result in full containment of the cable conductors and complete contact between the cable conductors and the terminal Step 3 Remove the ground screws from the ground points Step 4 Secure the PGND cable using the ground screw and tighten the screw to a torque of 5 N m using a socket wrench Issue 02 2015 08 10 Huawei Proprietary and Confidential 47 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Figure 5 3 Connecting the PGND cable 1501100021 LU NOTE To prevent corrosion apply silica gel to the ground terminal after connecting the PGND cable End 5 2 Opening the Chassis Door Prerequisites A NOTICE Do not open the door on the upper side of the SUN2000 e Before opening the chassis door ensure that the AC and DC power supplies are disc
59. onnected For processes of disconnecting the power supplies see 6 2 Powering Off the SUN2000 e Do not leave unused screws in the chassis Procedure Step 1 Loosen the two screws on the chassis door as shown in Figure 5 4 Set the screws aside for future use Issue 02 2015 08 10 Huawei Proprietary and Confidential 48 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Figure 5 4 Removing screws A _ 2 zZTrTZE LLL al T _ i l lt Z ait CEE Ue LL NOTE 1501HC0025 5 Electrical Connections If the two screws on the door are lost use the standby screws available in the fitting bag that is bound to the reinforcing rib at the base of the chassis Step 2 Open the door and install a support bar as shown in Figure 5 5 The support bar is located in the fitting bag bound to the reinforcing rib at the base of the chassis Figure 5 5 Installing a support bar Issue 02 2015 08 10 1501HC0027 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 49 SUN2000 33KTL 40KTL User Manual 5 Electrical Connections End 5 3 Installing AC Output Power Cables Connect the SUN2000 to the AC power distribution frame PDF or power grid using AC output power cables Prerequisites An independent three phase circuit breaker must be installed on the AC side of each SUN2000 to en
60. orce less than 400 N Figure 5 15 Crimping a metal terminal IS01ZC0017 Insert the crimped positive and negative power cables into the corresponding positive and negative connectors until a click sound is heard Figure 5 16 Inserting positive and negative connectors IS01ZC0018 Issue 02 2015 08 10 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 57 SUN2000 33KTL 40KTL User Manual Step 4 Step 5 Step 6 5 Electrical Connections A NOTICE After inserting the crimped 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 Tighten the locking nuts on the positive and negative connectors Secure the nuts using a removal wrench as shown in Figure 5 17 Figure 5 17 Locking a nut IS011C0016 Pull out the blue dustproof plugs from the ends of the DC input connectors A NOTICE Before performing Step 6 measure the voltage of the DC input strings using a multimeter Ensure that the voltage of each string is within the specified range the voltage range varies depending on the actual situation and check that the polarities of the DC input power cables are correct Before performing Step 6 ensure that the DC SWITCH is OFF Insert the positive and negative connectors into the corresponding DC input terminals of the SUN2000 until a click sound
61. pecifications e Do not install the SUN2000 in a place where personnel are likely to come into contact with its enclosure and heat sinks because these parts are extremely hot during operation e Do not install the SUN2000 in an area that stores flammable or explosive materials Issue 02 2015 08 10 Huawei Proprietary and Confidential 27 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Installation Environment Requirements e The ambient temperature must be below 50 C which ensures optimal SUN2000 operation and extends the SUN2000 s service life e The SUN2000 must be installed in a well ventilated environment to ensure good heat dissipation e The SUN2000 must be free from direct exposure to sunlight rain and snow to extend its service life It is recommended that the SUN2000 be installed in a sheltered place If no shelter is available build an awning as shown in Figure 4 3 Figure 4 3 Awning unit mm Carrier Requirements e The carrier where the SUN2000 is installed must be fire proof e Do not install the SUN2000 on flammable building materials e The wall must be solid enough to bear the weight of the SUN2000 o Do not install the SUN2000 on a wall made of gypsum boards or similar materials with weak sound insulation to avoid noise disturbance in a residential area Installation Mode Requirements e Install the SUN2000 upright or at a maximum back tilt of 15 degrees t
62. portant technical specifications number 3 Compliance symbols 4 Company name and country of manufacture Issue 02 2015 08 10 Huawei Proprietary and Confidential 13 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Figure 2 11 Nameplate PLC communication Q_ _ _ _ _ _ _ _ _ _ _ _ 35 Model SUN2000 33KTL UY fix Name BARE ESE O HUAWEI SOLAR INVERTER MAMARE d c Max Input Voltage 1000 Vd c EAA d c Input Current 23 A 23 A 23 A MPPH A 36M d c MPP Range 250 850 Vd c M4 HAE a c Output Nominal Voltage 400 380 Va c 3N WHE a c Nominal Operating Frequency 50 60 Hz MUELA a c Output Rated Power 30 kVA A MAMADA a c Output Max Power 33 kVA MAMA ER a c Output Max Current 48 A DRAM Power Factor 0 8 lagging 0 8 leading i 36H Operating Temperature Range 25 60 C BHS Enclosure IP65 RiP SR Protection Class MAX Communication PLC 3 O EABAARARA PE _ 4 HUAWEI TECHNOLOGIES CO LTD MADE IN CHINA in E cil al 1S01WC0034 1 Trademark product name and model 2 Important technical specifications number 3 Compliance symbols 4 Company name and country of manufacture Table 2 4 describes the compliance symbols CQC certification mark The SUN2000 has been awarded the NB32004 certification by China Quality Certification Center CQC
63. sformer and then fed to a medium voltage power grid with three phase three wire output 2 2 Appearance This section describes the appearance and specifications of the SUN2000 Dimensions Figure 2 5 shows the SUN2000 dimensions Issue 02 2015 08 10 Huawei Proprietary and Confidential 6 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Figure 2 5 SUN2000 dimensions unit mm 550 970 EZ LLL E A i LEE 770 IS01WC0014 SUN2000 front view Figure 2 6 shows the SUN2000 front view Issue 02 2015 08 10 Huawei Proprietary and Confidential 7 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Figure 2 6 SUN2000 front view I1S01WC0015 1 Indicators 2 Chassis door Table 2 2 describes the indicators Table 2 2 Description of indicators from left to right PV connection Steady green At least one PV string 1s indicator properly connected and the DC voltage exceeds 200 V The SUN2000 is disconnected from all PV strings Grid tie indicator Steady green The SUN2000 is rid tied J Off The SUN2000 is not grid tied Communication Blinking green fast on for 0 5s and off The SUN2000 is indicator for 0 55 communicating properly K The SUN2000 has failed to communicate Issue 02 2015 08 10 Huawei Proprietary and Confidential 8 Copyright Huawei Technologies Co Ltd SUN200
64. sure that the SUN2000s can be safely disconnected from the power grid See 10 Technical Specifications to select the circuit breaker of the appropriate specifications A WARNING e Do not install a single circuit breaker for several SUN2000s e Do not connect loads between the SUN2000 and circuit breaker Context e Outdoor copper core cables are recommended Table 5 1 describes the specifications Table 5 1 AC output cable specifications Inverter Model Cable Type Cross sectional Area Cable Outer mm Diameter mm SUN2000 33KT 4 core 16 25 63 16 6 24 32 28 L outdoor cable AWG AWG L1 L2 L3 and N SUN2000 40KT 3 core L outdoor cable 16 35 6 2 L1 L2 and AWG L3 The customer needs to prepare OT terminals The SUN2000 33KTL requires M6 OT terminals and a cable with the maximum cross sectional area of 25 mm can be connected The SUN2000 40KTL requires M8 OT terminals and a cable with the maximum cross sectional area of 35 mm can be connected Issue 02 2015 08 10 Huawei Proprietary and Confidential 50 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Procedure 5 Electrical Connections Step 1 Remove the AC terminal cover as shown in Figure 5 6 Step 2 Remove an appropriate length of the jacket and insulation layer from the AC output cable Figure 5 6 Removing the AC terminal cover 1501HC0028 LU NOTE To highlight the involv
65. t User Manual Context Issue 02 2015 08 10 5 Electrical Connections PV modules connected in series in each PV string must be of the same specifications The maximum open circuit voltage of each PV string must be always lower than or equal to 1000 V DC The maximum short circuit current of each PV string must be always lower than or equal to 34 5 A The positive and negative terminals of PV modules must be connected to the positive and negative DC input terminals of the SUN2000 respectively A If the SUN2000 is directly connected to the power grid with the neutral wire connected to the PGND cable for example a low voltage power grid or a power grid with the neutral wire grounded do not ground the positive and negative terminals of PV strings Otherwise the SUN2000 will fail to work During the installation of PV strings and SUN2000 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 A NOTICE The PV strings must meet the following requirements if they need to be grounded Connect a three phase isolation transformer on the output side and ensure that the neutral wire of the isolation transformer is separate from the PGND cable One isolation transformer must be installed only for one SUN2000 Do not connect two or more SUN2000s to the same isolation transformer Otherwise
66. t least 5 minutes e Place temporary warning signs or erect fences to prevent unauthorized access to the maintenance site e 6Rectify any faults that may compromise the SUN2000 security performance before restarting the SUN2000 Issue 02 2015 08 10 Huawei Proprietary and Confidential 2 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 1 Safety Precautions e Maintain the SUN2000 with sufficient knowledge of this document and proper tools and testing equipment e When maintaining the SUN2000 comply with ESD precautions e For personal safety wear insulation gloves and protective shoes Issue 02 2015 08 10 Huawei Proprietary and Confidential 3 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 2 Overview Overview This chapter introduces the SUN2000 and describes its appearance label conventions monitoring panel and functioning 2 1 Introduction This section describes the functions models and network application of the SUN2000 Function The SUN2000 33KTL 40KTL is a three phase grid tied PV string inverter that converts the DC power generated by PV strings into AC power and feeds the power into the power grid Models Figure 2 1 shows a model number of the SUN2000 33KTL 40KTL using SUN2000 33KTL as an example Figure 2 1 Model number description SUN2000 33KTL Lo Transformerless Power class code Inverter name 1501PC0005 Table 2 1 lists
67. tage 217 V 480 40 kW power grid 50 H2 V 5 UTE C France medium voltage 277 V 480 40kW 15 712 1 MV480 power grid V TAI PEA MV480 Thailand 277 V 480 40 kW medium voltage power V grid PEA N O l 2 7 TAI MEA MV480 Thailand 277 V 480 40kW medium voltage power V grid MEA EN50438 DK MV_ Denmark 277 V 480 40 kW medium voltage power V grid a Japan 50H2 Japan power grid 50 277 V 480 40 kW Hz V Issue 02 2015 08 10 Huawei Proprietary and Confidential 92 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual A Power Grid Codes Power Grid Code Description Rated Maximum Output Power Power Grid Voltage Japan 50Hz Japan power grid 60 V 480 40kW Hz 11 EN50438 TR MV4 Turkey medium voltage 277 V 480 40 kW 80 power grid V C11 C10 MV480 Belgium 277 V 480 40 kW medium voltage power V grid Philippines MV480 Philippines 277 V 480 40 kW medium voltage power V grid 14 AS4777 MV480 Australia 277 V 480 40 kW medium voltage power V grid NRS 097 2 1 MV4 South Africa 277 V 480 40 kW medium voltage power V grid EC61727 60Hz M IEC medium voltage od V 480 40kW V480 power grid 60 Hz Custom MV480 50 Reserved V 480 40kW Hz Custom MV480 60 2771480 40 kW Hz 1 N O Issue 02 2015 08 10 Huawei Proprietary and Confidential 93 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL ACDU EMC EMI EMS ES
68. ted files Issue 02 2015 08 10 Huawei Proprietary and Confidential 73 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 7 User Interface Step 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 A NOTICE Verify that the ciphertext in the boot script file matches the login password of the SUN2000 APP Otherwise after you insert the USB flash drive for five consecutive times the user account will be locked for 10 minutes Table 7 2 Indicator status AN A is no Operation with a USB flash drive Blinking green slowly on for ls and There is an operation with then off for 1s a USB flash drive Blinking green fast on for 0 125s An operation with a USB and off for 0 125s flash drive has failed Steady green An operation with a USB flash drive 1s successful End 7 1 3 Exporting Data Export the inverter data through a USB flash drive Context USB flash drives of SanDisk Kingston and Netac are recommended Other brands may be incompatible Procedure Step 1 On the SUN2000 APP click Inverter Command Settings to generate a boot script file For details see SUN2000 APP User Manual Step 2 Import the boot script file to the root directory of a USB flash drive Step 3 Connect the USB flash drive to the USB port
69. ters can be stacked e Conduct periodic inspection during storage Replace the packing materials immediately if any rodent bites are found e Ensure that qualified personnel inspect and test the SUN2000 before use if it has been stored for a long time Issue 02 2015 08 10 Huawei Proprietary and Confidential 18 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Installation This chapter describes how to install the SUN2000 Context ZN bancer e Do not install the SUN2000 on flammable building materials e Do not install the SUN2000 in an area that stores flammable or explosive materials A WARNING Do not install the SUN2000 in a place where personnel are likely to come into contact with its enclosure and heat sinks These parts are extremely hot during operation 4 1 Checking Before Installation Before unpacking check that the packing materials are intact After unpacking check that the deliverables are complete and intact Checking the Outer Packing Before unpacking the SUN2000 examine the outer packing for damage such as holes and cracks If any such damage is found do not unpack the SUN2000 and contact the dealer immediately LU NOTE Remove the outer packing only 24 hours before installation Issue 02 2015 08 10 Huawei Proprietary and Confidential 19 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Checking
70. the sharp change of grid voltage As a result the internal voltage increases Reason ID 10 The internal control circuit of the SUN2000 has failed to keep pace with changes due to grid phase imbalance Issue 02 2015 08 10 Huawei Proprietary and Confidential 80 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Maintenance ads Alarm Alarm Causes Measures Name Severity Abnormal external conditions have triggered the protection for the converter circuit inside the SUN2000 The possible causes are as follows e Reason ID 4 The grid voltage sharply drops or short circuits resulting in high output current of the SUN2000 Reason D 13 The grid voltage sharply drops or short circuits resulting in a fault in the voltage check circuit of the SUN2000 Reason ID 14 The grid voltage sharply drops or short circuits resulting in instantaneous high output current of the SUN2000 Reason ID 16 The DC current of grid current exceeds the allowable range Reason D 17 Invert Module Fault Major The grid voltage or frequency 1s abnormal Reason ID 20 The SUN2000 output short circuit leads to a sharp increase in output current Issue 02 2015 08 10 Reason ID 4 13 14 16 or 17 1 The SUN2000 monitors its external working conditions in real time and automatically recovers to the normal operating status after the fault is rectified
71. the SUN2000s may fail to work due to the loop current generated between them Set Isolation to Input Grounded With TF on the SUN2000 APP SmartLogger or NMS DC terminal selection Figure 5 11 shows the DC terminals at the bottom of the SUN2000 Table 5 2 describes the requirements for DC terminal selection Huawei Proprietary and Confidential 54 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Electrical Connections Figure 5 11 DC terminals O J J O OO O Y D l uy 0 o ST a a CO CO aa CO e aa _ ob a gy Oy a apt L a ee ee ee eee ee I 1 a O O Oo SA LSA a y A oe MPPT 1 MPPT2 MPPT3 IS01WC0031 Table 5 2 DC terminal selection requirements Number of Inputs SUN2000 33KTL 40KTL 6 Connected to routes 1 2 3 4 5 and 6 e DC input cable specifications Table 5 3 lists the recommended DC input cable specifications Table 5 3 Recommended DC input cable specifications Cable Type Cross sectional Area mm3 Area Cross sectional Area mm3 Cable Outer Diameter mm Range Recommended Value Common PV cables in 4 0 6 0 12 4 0 12 AWG 4 5 7 8 the industry model AWG 10 AWG PV 1 F AN nonce Highly rigid cables such as armored cables are not recommended because bending may cause poor contact e Positive and negative connectors
72. the dimensions of the rear panel Figure 4 25 Dimensions of the rear panel unit mm 412 240 226 590 IS01WC0033 Procedure Step 1 Determine the positions for drilling holes as shown in Figure 4 26 using the rear panel available in the packing case level the hole positions using a level and mark the hole positions using a marker Issue 02 2015 08 10 Huawei Proprietary and Confidential 43 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 26 Determining hole positions 1501HC0016 Step 2 Drill holes using a hammer drill as shown in Figure 4 27 Figure 4 27 Drilling holes Unit mm IS01HC0017 Step 3 Align the rear panel with the hole positions insert M12x40 bolts expansion bolts without expansion sleeves into the holes through the rear panel secure them using the shipped stainless steel nuts and flat washers and tighten the bolts to a torque of 45 N m using a torque wrench as shown in Figure 4 28 Issue 02 2015 08 10 Huawei Proprietary and Confidential 44 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 4 Installation Figure 4 28 Securing a rear panel 1501HC0012 End 4 4 4 Installing the SUN2000 For details see 4 3 4 Installing the SUN2000 Issue 02 2015 08 10 Huawei Proprietary and Confidential 45 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 5 Ele
73. the external circuits are abnormal accidentally The SUN2000 automatically recovers to the normal operating status after the fault is rectified If the alarm occurs repeatedly or lasts a long time check whether the insulation resistance against the ground of PC strings is too low Check whether the ambient temperature of the SUNS2000 exceeds the upper limit If yes improve ventilation to decrease the temperature 83 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual Maintenance Alarm Alarm Alarm Causes Measures ID Name Severity Electrical Grounding Fault 400 System Major Fault 502 Internal Minor Communica tion Fault 504 Version Minor Mismatch 505 Firmware Upgrade Failed Flash Fault LU NOTE The neutral wire or PGND cable is not connected to the SUN2000 The isolation transformer is not connected to the SUN2000 at the output side if the PV strings are grounded An unrecoverable fault has occurred on a circuit inside the SUN2000 The communication circuit of the SUN2000 is disturbed The communication circuit is damaged The internal communication address 1s incorrectly set During SUN2000 software upgrade the version of the software loaded 1s incorrect Upgrade is not properly completed The flash space 1s insufficient The flash drive has bad blocks or is faulty 1 Check that the neutral wire and PGND cable are properl
74. y connected Check that an isolation transformer is connected to the SUN2000 at the output side if the PV strings are grounded Flip the DC SWITCH on the SUN2000 to OFF wait 5 minutes and flip the DC SWITCH to ON Check whether the fault is rectified If the fault persists contact Huawei technical support 1 If the fault is caused by a short circuit of the communication circuit inside the SUN2000 the SUN2000 automatically recovers to the normal operating status after the fault is rectified If the fault persists for a long time contact Huawei technical support Check whether you have performed a software upgrade recently If yes upgrade the software to the correct version again Upgrade again Replace the monitoring board If the monitoring board is built in the monitoring device replace the monitoring device If a fault cannot be rectified by the measures listed in Table 8 2 contact Huawei technical support Issue 02 2015 08 10 Huawei Proprietary and Confidential 84 Copyright Huawei Technologies Co Ltd SUN2000 33KTL 40KTL User Manual 9 SUN2000 Handling SUN2000 Handling This chapter describes how to remove pack and dispose of the SUN2000 9 1 Removing the SUN2000 This section describes how to remove the SUN2000 Perform the following operations to remove the SUN2000 1 Disconnect all cables from the SUN2000 including RS485 communications cables DC input power ca

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