Hoymiles DTSU666 User Manual

Hoymiles DTSU666 User Manual

Three-phase smart meter

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Open Energy for All
Three-phase Smart Meter
USER MANUAL
DTSU666 (CT-3 × 100 A)
Region: Global REV1.0
hoymiles.com

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Summary of Contents for Hoymiles DTSU666

  • Page 1 Open Energy for All Three-phase Smart Meter USER MANUAL DTSU666 (CT-3 × 100 A) Region: Global REV1.0 hoymiles.com...
  • Page 2: Table Of Contents

    2.6 Product Installation 2.7 Typical Wiring 3 Troubleshooting 4 Technical Specification 4.1 Limit of error caused by the current augment 4.2 Start 4.3 Defluction 4.4 Environmental Parameter 4.5 Electrical Parameter 4.6 Technical Parameter © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 3: Safety Instruction

    Only qualified personnel can open and maintain the inverter. Burn danger due to hot surface that may exceed 60℃. Refer to the operating instructions. Products shall not be disposed of as household waste. © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 4: Personnel Requirements

    It is recommended to carry out regular inspection and maintenance for safety reasons. • If users find any quality problem within 18 months from the date of dispatch, Hoymiles is responsible for repairing or replacing it for free, on the condition that users operate the product according to the manual’s provision, and the seal is intact.
  • Page 5: Product Introduction

    2 Product Introduction 2.1 Product Overview Type DTSU666 three-phase smart meter (Din-rail) (hereinafter referred to as the “instrument”) adopts a large-scale integrated circuit and applies digital sampling technology. It is designed based on power monitoring and energy metering demands for electric power system, communication industry,...
  • Page 6: Working Principle

    © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 7: Main Function

    Positive active energy=10000.00 kWh Reserve active energy=2345.67 kWh Protocol: Modbus-RTU; address =001 Baud rate=9600 bps None parity, 1 stop bits Phase A voltage=220.0 V Phase B voltage=220.1 V Phase C voltage=220.2 V © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 8 The above interface is used to show the meaning of the display content. Due to the different functions of the instrument, the display symbols will increase or decrease. © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 9: Programming Function

    Button description: The “SET” button represents “confirmation” or “cursor shift” (when input digits); the “ESC” button represents “exit”; the “→” (“ ”) button represents “add”. The input code is (default 701). Figure 2-4 Setting examples for communication address and baud rate © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 10: Communication Function

    1 added) less) 1 added) Example: when the content of the active combination mode is 05, combined active energy=positive active energy +reverse active energy factory default value: combined active energy=positive energy © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 11: Product Dimensions

    52 mm Figure 2-6 Product Dimensions Note: • The undeclared tolerance is ±1 mm. • The above information only indicates the product size, and the shape of different specifications is slightly different. © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 12: Product Installation

    Clamp three CTs to L1/L2/L3 and respectively connect wirings to terminals 13/14, 16/17, and 19/21. The arrow on the surface of CT should point to the grid. • Connect the communication cable between the inverter and the smart meter. © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 13: Typical Wiring

    16------IB* (Phase B current input terminal) 17------IB (Phase B current output terminal) 19------IC* (Phase C current input terminal) 21------IC (Phase C current output terminal) RS485 communication 24------A (RS485 terminal A) 25------B (RS485 Terminal B) © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 14: Troubleshooting

    • If the fault still exists, please • The power of Pa, Pb, and Pc contact the local supplier. will be abnormal if there is any negative value. © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 15: Technical Specification

    Connection through Direction connection Class C Class B Class A current transformers 0.1 I 0.05 I ±0.6 ±2.0 ±3.0 ≤I≤I ≤I≤I 0.2 I 0.1 I 0.5L ±1.0 ±2.0 ±3.0 ≤I≤I ≤I≤I © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 16: Start

    Limiting operating voltage range -1.15 U Voltage line power consumption ≤1.5 W/6 VA <10 A ≤0.2 VA Current line power consumption ≥10 A ≤0.4 VA Data storage time after power interruption ≥10 years © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 17: Technical Parameter

    Single turn Install Buckle Ambient temperature range -25℃ - 70℃ Dimensions (W × H × D) 44 × 77 × 33 mm Cable length (1) Secondary rated current of the current transformer. © 2023 Hoymiles Power Electronics Inc. All rights reserved.
  • Page 18 Floor 6-10, Building 5, 99 Housheng Road, Gongshu District, Hangzhou 310015 P. R. China +86 571 2805 6101 General inquiry: info@hoymiles.com Technical support: service@hoymiles.com Visit https://www.hoymiles.com/ for more informations.

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