Sungrow COM100A User Manual
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Sungrow COM100A User Manual

Sungrow COM100A User Manual

Communication box
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User Manual
Communication Box
COM100A
202308M-H-001733
COM100A-UEN-Ver64-202403

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Summary of Contents for Sungrow COM100A

  • Page 1 User Manual Communication Box COM100A COM100ACommunication BoxUser ManualCOM100A-V22-UEN-Ver14- 202308M-H-001733 COM100A-UEN-Ver64-202403...

  • Page 3: All Rights Reserved

    Software Licenses • It is prohibited to use data contained in firmware or software developed by SUNGROW, in part or in full, for commercial purposes by any means. • It is prohibited to perform reverse engineering, cracking, or any other operations that...

  • Page 4: About This Manual

    All pictures, marks, and symbols in this manual are owned by SUNGROW. No part of this manual may be reproduced by any non-internal staff without the prior written author- ization of SUNGROW.
  • Page 5 • Read through this manual carefully and have a good understanding of the relevant safety instructions; • Be familiar with applicable local standards and relevant safety regulations on electrical systems. How to Use This Manual Read through this manual carefully before using the product, and keep it properly in an easy-to-reach place.

  • Page 7: Table Of Contents

    Contents All Rights Reserved .....................I About This Manual......................II 1 Safety Instructions ....................1 1.1 Safety Signs on the Product ................1 1.2 General Safety Instructions ................2 1.3 Packaging, Transport, and Storage Safety............4 1.4 Installation Safety ...................5 1.5 Electrical Safety .....................7 1.6 Operation Safety ....................8 1.7 Maintenance Safety ..................8 1.8 Disposal Safety ....................10 2 Product Description...
  • Page 8 4.5.1 Grounding ..................24 4.5.1.1 Copper Bar Grounding ...............24 4.5.1.2 PE Point Grounding ..............25 4.5.2 RS485 Communication Terminal Connection ........26 4.5.3 Optical Fibre (Optional)................27 4.5.4 100ac–277Vac Power Supply Connection..........28 4.5.5 PLC Wiring ..................29 4.5.5.1 Application Scenarios ..............29 4.5.5.2 PLC Wring Rules ...............32 4.5.5.3 PLC Wring ................35 4.5.6 DI/DO Port Connection ................37 4.6 Post-wiring Processing .................38...

  • Page 9: Safety Instructions

    All work should be carried out considering the actual situation on the site. • SUNGROW shall not be held liable for damages caused by violation of safe operation requirements, general safety standards, and safety instructions in this manual.

  • Page 10: General Safety Instructions

    1 Safety Instructions User Manual General Safety Instructions Compliance with Laws and Regulations All work, including transport, storage, installation, operation, use, and mainte- nance, should be done in compliance with the local laws, regulations, standards, and specifications. Personnel Requirements Persons who perform operations on the device must meet the following requirements: •...
  • Page 11 User Manual 1 Safety Instructions Wear specialized personal protective equipment during the process of operation, such as protective clothing, insulated shoes, goggles, safety helmets, and safety gloves. Personnel except for those who perform operations on the device should stay away from the device. Tools Requirements •...

  • Page 12: Packaging, Transport, And Storage Safety

    1 Safety Instructions User Manual When installing the device, ensure the foundation is solid and stable and has a load-bearing capacity up to the requirements of the device. Do not perform any operation on the product (including but not limited to, handling, installing, powering on, and maintaining the product, performing electrical connec- tion, and working at heights) in harsh weather conditions, such as thunder and lightning, rain, snow, and Level 6 or stronger winds.

  • Page 13: Installation Safety

    • Check if the safety signs, warning labels, and the nameplate on the product are all legible. In case of any problem with the above-mentioned inspection items, contact SUNGROW in time. Installation Safety During installation, do not perform any operation on the device when it is powered on.
  • Page 14 1 Safety Instructions User Manual Pre-installation • Upon receiving the product, be sure to inspect it for damages. Contact SUN- GROW or the transport company immediately in case of anything abnormal. • Be sure to have a good understanding of the safety instructions in this manual before performing any operation on the product.

  • Page 15: Electrical Safety

    User Manual 1 Safety Instructions Electrical Safety Improper wiring may result in personal injuries. Operators responsible for electrical wiring must read through the safety instructions carefully before proceeding with this work. Before carrying out electrical connection: • Make sure the product is not damaged; otherwise, it may lead to danger. •...

  • Page 16: Operation Safety

    1 Safety Instructions User Manual • Electrical connection must be performed by qualified personnel. • All work related to wiring must be conducted in compliance with the applicable local laws and regulations of the country/region. • Please observe the warning signs on the device, and perform operations by strictly following the corresponding safety instructions.
  • Page 17 Power off the device before proceeding with maintenance. • Repair of the device can only be performed by SUNGROW's service team or qualified personnel. • Users are forbidden from performing repair and maintenance or replacing mod- ules by themselves.

  • Page 18: Disposal Safety

    • To minimize the risk of electric shocks, do not perform maintenance operations that are not specified in this manual. If needed, please contact SUNGROW for maintenance and repair services. Otherwise, damages caused therefrom will not be covered by the warranty.

  • Page 19: Product Description

    • Seamless connection to iSolarCloud, easy management of PV devices • Built-in PLC communication, communication and management of string inverters devel- oped by SUNGROW without cable routing Safe and reliable • Equipped with SPD protection, steady and reliable operation •...

  • Page 20: Dimensions

    2 Product Description User Manual Dimensions...

  • Page 21: Mechanical Mounting

    Mechanical Mounting Installation Notices Before installing the device, read through the “General Safety Instructions” first and ensure the requirements listed therein, as well as requirements mentioned in "Installation Safety", are all met. During installation, do not perform any operation on the device when it is powered on.

  • Page 22: Location Requirements

    Therefore, inspect the device before installation. If there any damage, contact the forwarding company or SUNGROW. Location Requirements • With the ingress of protection IP65, COM100A can be installed outdoors. • Ambient temperature: -30℃ to +60℃， and ambient humidity: 5%– 95%。 Excessive moisture can damage internal components.

  • Page 23: Bracket Mounting

    User Manual 3 Mechanical Mounting The installation dimensions of mounting ears on the back of the device are shown in the fol- lowing figure. 3.4.1 Bracket Mounting Step 1 Mark the hole locations on the mounting brackets according to the installation dimensions of mouting ears and drill holes on the marked locations according to bolt specifications.

  • Page 24: Wall Mounting

    3 Mechanical Mounting User Manual 3.4.2 Wall Mounting Step 1 Mark the hole locations on the installation wall according to the foregoing installation dimensions. Step 2 Drill holes on the marked locations. Step 3 Place the M10x80 expansion sleeve(not included in the scope of delivery) into the hole, and tap it with a rubber hammer.

  • Page 25: Ground Mounting

    User Manual 3 Mechanical Mounting - - End 3.4.3 Ground Mounting For the ground mounting, the device is fixed to the foundation via the installation holes in the bottom of the device (shown in Figure A below). Step 1 Construct the foundation according to the exterior dimensions of the device. Step 2 Pre-embed the foundation bolts in the four corners of the foundation, and the bolts used are M10.

  • Page 26: Installing Io Modules (Optional)

    3 Mechanical Mounting User Manual The DIP switches are from left to right from low position to high position. Example of communi- Binary address Decimal address cation address setting 0001 （1×2 =1） 0010 （1×2 +0×2 =2） 0011 （1×2 +1×2 =3） +1x2 +1x2 +1x2...
  • Page 27 User Manual 3 Mechanical Mounting Step 1 Remove the IO modules and M4 screw assembly from the IO module deliverables. Step 2 After inserting the IO modules into the reserved area, tighten them with M4 screw assembly with a tightening torque of 1.2N.m. Step 3 All four IO modules should be installed as shown in the following figure.

  • Page 28: Electrical Connection

    Electrical Connection Electrical Connection Notices Before performing electrical connection, read through the “General Safety Instructions” first and ensure the requirements listed therein, as well as requirements mentioned in "Electrical Safety", are all met. Before carrying out electrical connection: • Make sure the product is not damaged; otherwise, it may lead to danger. •...

  • Page 29: Waterproof Terminal Description

    Waterproof terminal for PLC communication PLC Input AC400V/480V/540V/800V cables Waterproof terminal for AC 100–277V power Input AC100–277V cables Optical fiber ports Waterproof terminals for optical fibers Grounding waterproof terminal Internal Structure The internal structure of COM100A is shown in the following figure.
  • Page 30 4 Electrical Connection User Manual Internal components may differ as per selected product module. For details, refer to the product received. Recommended Cable Description Source Specification Splice box — — 2 x (0.75~1.5) mm outdoor ultra- Beyond the scope RS485 communica- violet protection STP of delivery tion terminal...

  • Page 31: Preparation Before Connection

    User Manual 4 Electrical Connection Preparation Before Connection Step 1 Open the cabinet. Unlock the door with the specific key, as shown in the following figure. Step 2 Unclip the top and bottom clips of the cabinet. Step 3 Remove the protective cover inside the cabinet. Step 4 Disconnect the upstream input switch of the device, and turn the power switch inside the de- vice to the "OFF"...

  • Page 32: Connection Steps

    4 Electrical Connection User Manual - - End Connection Steps 4.5.1 Grounding Safety Instructions The grounding cable must be grounded reliably! Otherwise, • Lethal electrical shock can be caused when fault occurs! • The device may be damaged by lightening! Brief Introduction The device is designed with two grounding terminals: grounding copper bar inside the cabi- net and external PE point.

  • Page 33: Pe Point Grounding

    User Manual 4 Electrical Connection Wiring Steps Step 1 Unscrew the waterproof terminal “ ” at the bottom of the device. Step 2 Connect the yellow-green grounding cable led from outside to the grounding copper bar in- side the device through the internal waterproof terminal “ ”.

  • Page 34: Rs485 Communication Terminal Connection

    Grounding hole 4.5.2 RS485 Communication Terminal Connection Preparation Before Connection When the COM100A is connected to external devices by RS485, make sure that the external devices are protected against lightning. Cable Requirements Cables connected to the device must be 2 x (0.75~1.5)mm...

  • Page 35: Optical Fibre (Optional)

    Step 6 Screw the "RS485" waterproof terminal at the bottom of the device. - - End 4.5.3 Optical Fibre (Optional) Step 1 Unscrew the waterproof terminal "Optical fiber ports", and lead the optical fibre through the terminal. Step 2 Splice the optical fibre inside the splice box. For details, contact SUNGROW.

  • Page 36: 100Ac-277Vac Power Supply Connection

    4 Electrical Connection User Manual Step 3 Screw the waterproof terminal "Optical fiber ports". - - End 4.5.4 100ac–277Vac Power Supply Connection Preparation before Installation • Before wiring power supply, ensure that the micro circuit breaker is in the OFF position. •...

  • Page 37: Plc Wiring

    User Manual 4 Electrical Connection Step 4 Connect the cord end terminal to the corresponding terminal, and secure it with a screw with a fastening torque of 2.0N·m. Step 5 Screw the waterproof terminal “Input AC 100–277”. - - End 4.5.5 PLC Wiring This section gives an introduction to PLC wiring diagrams and rules for PLC wiring between different devices.
  • Page 38 4 Electrical Connection User Manual figure 4-1 PLC wiring diagram for a double-winding transformer...
  • Page 39 User Manual 4 Electrical Connection figure 4-2 PLC wiring diagram for a double-split transformer Description of parameters in the diagrams is listed in the table below.

  • Page 40: Plc Wring Rules

    4 Electrical Connection User Manual Description Cable Specification Parameter • Use outdoor UV-resistant multi-core copper AC cable with a core diameter of Length of PLC cable from 2.5mm²~10mm². communication box to • Cable isolation voltage >1000V. box-type transformer • Suggested length <10m. Shorter cable leads to better communication.
  • Page 41 User Manual 4 Electrical Connection Only AC cables of the same box-type transformer can be laid in the cable trench. Di- agram of PLC wiring of the same box-type transformer is shown below. figure 4-3 Diagram of PLC wiring of the same box-type transformer Cables can be laid in the cable trench in parallel, which however should not get en- tangled or knotted.
  • Page 42 4 Electrical Connection User Manual figure 4-5 Vertical spacing between PLC cables (crosswise) • Requirements for PLC wiring under different box-type transformers The LV-side AC cables of different box-type transformers should be laid in their own cable trenches. The diagram of PLC wiring of different box-type transformers is shown below.

  • Page 43: Plc Wring

    User Manual 4 Electrical Connection figure 4-8 Vertical spacing between PLC cables (crosswise) Wiring requirements of MV AC cable and LV AC cable of different box-type transform- ers are listed as follows. – In the case of two cables laid parallel to each other, the horizontal spacing be- tween them should be ≥0.5m.
  • Page 44 4 Electrical Connection User Manual Crimp the OT terminal. Connect the cable to the corresponding terminal.

  • Page 45: Di/Do Port Connection

    User Manual 4 Electrical Connection figure 4-9 Three-phase three-wire system When connecting the PLC cable to the busbar of the box-type transformer, it is recommended to take the circuit breaker corresponding to the middle of the busbar as the coupling point. •...

  • Page 46: Post-Wiring Processing

    - - End Communication Methods The COM100A can collect the operating data of the inverter, transformer and other equip- ment in the system and upload it to the remote monitoring system. Via the remote monitoring system, users can access the WEB interface to view operation in-...
  • Page 47 User Manual 4 Electrical Connection...

  • Page 48: Commissioning

    Commissioning Steps Description Item Connect the internal fuse of COM100A. Connect the control switch of AC power supply. Check whether the switch and 24V switch-mode power supply operate normally. Observe running indicators of Logger3000. If the PWR indicator keeps steady on, and the RUN indicator flickers once every second, the device operates normally.
  • Page 49 Description Item Connect PC to the Ethernet port of the switch inside COM100A by using a net- work cable. IP of the Ethernet port is 13.13.13.13 by default. Set IP of the PC, which should be in the same network segment as that of the ETH2 port of the Logger3000.

  • Page 50: Troubleshooting And Maintenance

    Troubleshooting and Maintenance Maintenance Notices Before maintenance, read through the “General Safety Instructions” first and ensure the re- quirements listed therein, as well as requirements mentioned in "Maintenance Safety", are all met. Risk of personal injury or device damage due to improper maintenance! •...
  • Page 51 D8 flickers green. If not, PLC are abnormal. the modules are abnormal. If the fault persists, please contact 5. Other causes SUNGROW. 1. There are repeated 1. Check whether there are re- device addresses in peated device addresses. the PV array.

  • Page 52: Appendix A: Technical Parameters

    Appendix A: Technical Parameters Configuration Logger Logger3000 Fibre channel switch 2 optical ports, 6 electrical ports (Optional) Splice box (Optional) 4-input, 24-ouput Power supply 100–277 Vac, 50/60 Hz PLC port input voltage 400Vac/480Vac/540Vac/800Vac PLC power supply voltage Master node of PLC module: 24 Vdc •...

  • Page 53: Appendix B: General Information

    • The customer shall give SUNGROW a reasonable period to repair the faulty device. Exclusion of Liability In the following circumstances, SUNGROW has the right to refuse to honor the quality guarantee: • The free warranty period for the whole machine/components has expired.
  • Page 54 8 Appendix B: General Information User Manual • Serial number of the device • Fault code/name • Brief description of the problem For detailed contact information, please visit: https://en.sungrowpower.com/contactUS...
  • Page 55 Sungrow Power Supply Co., Ltd. www.sungrowpower.com...

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