Sanhua SD2 Series User Manual
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Sanhua SD2 Series User Manual

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SD2 Series Drive
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Summary of Contents for Sanhua SD2 Series

  • Page 1    SD2 Series Drive    ...
  • Page 2 WARNINGS WARNING: Separate as much as possible the probe and digital input signal cables from the cables carrying inductive loads and power cables to avoid possible electromagnetic disturbance. Never run power cables (including the electrical panel wiring) and signal cables in the same conduits. DISPOSAL INFORMATION FOR USERS ON THE CORRECT HANDLING OF WASTE ELECTRICAL AND ELECTRONIC EQUIPMENT (WEEE) In reference to European Union directive 2002/96/EC issued on 27 January2003 and the...

  • Page 3: Table Of Contents

    Content 1. WARNINGS ........................1 1.1 General warnings ................................ 1 1.2 Fundamental safety rules ............................1 2. INTRODUCTION ......................... 3 2.1 Functions and main features ............................3 2.2 Models ..................................4 2.2.1 Power supply of drive ............................5 2.2.2 Accessories ............................... 5 3.
  • Page 4 5.1 Control ..................................32 5.1.1 Compressor control ............................32 5.1.2 Inverter PWM frequency control........................32 5.1.3 PFC control ..............................32 5.1.4 Stator heater control............................32 5.1.5 Status monitor ............................... 32 5.1.6 User parameters initialization ........................32 5.1.7 Status/ history fault record..........................32 5.2 Protections ................................

  • Page 5: Warnings

    Sanhua SD2 series drive 1. WARNINGS 1.1 General warnings Check whether the service voltage (rated voltage) matches with the power voltage before installing or using the  drives. If not, damages may be caused to the drive, and worse situations like fire disaster may take place as well.
  • Page 6 Sanhua SD2 series drive Use this device only for the purposes specified by the manufacturer. Do not make any modifications or replace any components unless recommended by the manufacturer, as these actions may cause fire, electric shock or other damage.

  • Page 7: Introduction

    Sanhua SD2 series drive 2. INTRODUCTION SD2 is a drive designed to control compressors with sensor-less brushless permanent magnet motors (BLDC) or synchronous permanent magnet motors. 2.1 Functions and main features Sensor-less SVPWM sine wave control, which can effectively reduce the high-order harmonic, motor vibration, torque ...

  • Page 8: Models

    Sanhua SD2 series drive 2.2 Models Considering the development of the new platform, combined with customer demand survey data and power device specifications, the new platform series can be reasonably divided into the following power parts: Drive Type Label Name...

  • Page 9: Power Supply Of Drive

    Sanhua SD2 series drive Recommended liquid tube layout： The output mechanical frequency range depends on specific compressors.  2.2.1 Power supply of drive The drive can be used in the following power supply environments: 1-PH 3-PH Remark Nominal Fully Load Operation Voltage...
  • Page 10 Sanhua SD2 series drive 2.3 Naming rules S D 2 0 1 1 A 1 H 0 X A 0 0 0 Customer Code: 000: General Model Code Product Manufacturer 001: Customer 001 S:Sanhua Intelligent Controls Co.,LTD 002: ... Product Description...

  • Page 11: Installation

    Sanhua SD2 series drive 3. INSTALLATION 3.1 SD2011A2/ SD2015A2 Single-Phase Series Variable Speed Drives applied for DC compressor. It is composed of EMI/EMC Filter, rectification, SMPS circuit, PFC circuit, IPM module, microprocessor control, charging circuit, communication circuit, and chokes for harmonic.

  • Page 12: Dimensions

    Sanhua SD2 series drive 3.1.3 Dimensions Fig.3.3 Dimensions (mm) Model Size A(height of different Cooling version) Weight(kg) H-horizontal V-vertical F-flat plate H-horizontal V-vertical F-flat plate SD2011A2 255*185*(95.5+A) 39.5 39.5 2.38 2.38 2.24 SD2015A2 255*185*(95.5+A) 3.59 3.59 2.79 Tab.3.2 3.1.4 Drilling and assembly Make a hole with dimensions of the dashed area, where the heat sink will be fitted, and holes for fastening the left and right side brackets.

  • Page 13: Cooling

    Sanhua SD2 series drive Installation of cold plate  Fig.3.5 Note: The size and position of installation screw holes can be customized by customer. 3.1.5 Cooling Figure3.5 shows the minimum clearances to other components near the drive. To have a better cooling it is recommended to mount the drive in the lower or middle part of the cabinet.

  • Page 14: Electrical Installation

    Sanhua SD2 series drive 3.1.7 Electrical installation 3.1.7.1 General connection diagram Single-phase AC power supply Fig.3.8 User Manual v3.5 –Sep-27.2022...
  • Page 15 Sanhua SD2 series drive 3.1.7.2 Description of the terminal Fig.3.9 Ref. Description Earth Single-phase power supply input U,V,W Motor output Communication interface(CN21) 1 12Vdc 12Vdc Output,100mA Max 2 COM_GND RS485/ModBus 5 5Vdc High pressure switch input 6 HPS 7 5Vdc...
  • Page 16 Sanhua SD2 series drive 3.1.7.3 Electrical connection Fig.3.10 Cable selection  Model Max drive Min power cable Max drive Min motor cable Max motor Input cross output Current cross-section (mm2) cable length Current [A] section(mm2) SD2011A2 SD2015A2 14.5 Tab.3.4 O terminal recommendation ...

  • Page 17: Sd2020A2

    Sanhua SD2 series drive 3.2 SD2020A2 Single-Phase Series Variable Speed Drive is applied for DC compressor. It is composed of EMI/EMC Filter, rectification, SMPS circuit, PFC circuit, IPM module, microprocessor control, charging circuit, communication circuit, and chokes for harmonics. 3.2.1 Label information SD2 is identified by a rating plate located on the right side of the device, which describes the code, serial number, production date and revision number.

  • Page 18: Dimensions

    Sanhua SD2 series drive 3.2.3 Dimensions Fig.3.14 Dimensions (mm) Model Size A(height of different Cooling version) Weight(kg) H-horizontal V-vertical F-flat plate H-horizontal V-vertical F-flat plate SD2020A2 265*205*(95.5+A) 3.95 3.95 2.95 Tab.3.7 3.2.4 Drilling and assembly Make a hole with dimensions of the dashed area, where the heat sink will be fitted, and holes for fastening the left and right side brackets.

  • Page 19: Cooling

    Sanhua SD2 series drive Installation of cold plate  Fig.3.16 Note: The size and position of installation screw holes can be customized by customer. 3.2.5 Cooling Figure 3.13 shows the minimum clearances to other components near the drive. To have a better cooling it is recommended to mount the drive in the lower or middle part of the cabinet.

  • Page 20: Electrical Installation

    Sanhua SD2 series drive 3.2.7 Electrical installation 3.2.7.1 General connection diagram Single-phase AC power supply Fig.3.19 User Manual v3.5 –Sep-27.2022...
  • Page 21 Sanhua SD2 series drive 3.2.7.2 Description of the terminals Fig.3.20 Ref. Description Earth Single-phase power supply input U,V,W Motor output Communication interface(CN21) 1 12Vdc 12Vdc Output,100mA Max 2 COM_GND RS485/ModBus 5 5Vdc High pressure switch input 6 HPS 7 5Vdc...
  • Page 22 Sanhua SD2 series drive 3.2.7.3 Electrical connection Fig.3.21 Cable selection  Model Max drive Min power cable Max drive output Min motor cable Max motor cable Input cross section(mm2) Current [A] cross-section (mm2) length (m) Current [A] SD2020A2 Tab.3.9 O terminal recommendation ...

  • Page 23: Sd2015B4/Sd2020B4/Sd2025B4/Sd2032B4

    Sanhua SD2 series drive 3.3 SD2015B4/SD2020B4/SD2025B4/SD2032B4 Three-Phase Series Variable Speed Drive is applied for BLDC compressor. It is composed of EMI/EMC Filter, rectification, SMPS circuit, PIM module, microprocessor control, charging circuit, communication circuit, and external chokes as optional parts for harmonics.

  • Page 24: Dimensions

    Sanhua SD2 series drive Terminal block for output connections(U,V,W) Fastening brackets Heat sink(sizes vary from different models) Tab.3.11 3.3.3 Dimensions Fig.3.25 Dimensions (mm) Model Size A(height of different Cooling version) Weight(kg) H-horizontal V-vertical F-flat plate H-horizontal V-vertical F-flat plate SD2015B4 238*205*(109.5+A)
  • Page 25 Sanhua SD2 series drive Dimensions (mm) Model Name Weight(kg) SD2015B4 LE76-0825 76.2 SD2020B4 LE105-1325 SD2025B4 LE85.8-2503B 76.2 SD2032B4 R3515 93.2 112.5 73.5 5.8*16 1.86 Tab.3.13 Fig.3.26 *Note: This choke use different connection style with M5 screw (see the figure below).

  • Page 26: Drilling And Assembly

    Sanhua SD2 series drive 3.3.4 Drilling and assembly Make a hole with dimensions of the dashed area, where the heat sink will be fitted, and holes for fastening the left and right side brackets. Use M4 screws for drives installation.

  • Page 27: Cooling

    Sanhua SD2 series drive 3.3.5 Cooling Figure 3.22 shows the minimum clearances to other components near the drive. To have a better cooling it is recommended to mount the drive in the lower or middle part of the cabinet. Please insure that the drive is mounted in a way to have a possibility of good natural convection.

  • Page 28: Functional Layout (Sd2032B4)

    Sanhua SD2 series drive 3.3.7 Functional layout (SD2032B4) Inverter IGBT Rectifier Power Supply filter Choke *1 Note：This choke is to be installed externally to the Drive. Fig.3.31 User Manual v3.5 –Sep-27.2022...

  • Page 29: Electrical Connections

    Sanhua SD2 series drive 3.3.8 Electrical connections 3.3.8.1 General connection diagram (SD2015B4/SD2020B4/SD2025B4) Fig.3.32 User Manual v3.5 –Sep-27.2022...
  • Page 30 Sanhua SD2 series drive 3.3.8.2 General connection diagram (SD2032B4) Fig.3.33 3.3.8.3 Description of the terminals           Fig.3.34 User Manual v3.5 –Sep-27.2022...
  • Page 31 Sanhua SD2 series drive Ref. Description Earth Three-phase power supply input L1,L2,L3 U,V,W Motor output Communication interface(CN21) 1 12Vdc 12Vdc Output,100mA Max 2 COM_GND RS485/ModBus 5 5Vdc High pressure switch input 6 HPS 7 5Vdc Input of discharge temperature sensor...
  • Page 32 Sanhua SD2 series drive 3.3.8.4 Electrical connection Fig.3.35 Cable selection  Model Max drive Min power Max drive output Min motor cable Max motor cable Input cable Current [A] cross-section (mm2) length (m) Current cross section(mm2) SD2015B4 SD2020B4 SD2025B4 SD2032B4 Tab.3.15...

  • Page 33: Start-Up

    Sanhua SD2 series drive 4. START-UP Before starting up, the drive needs configuration settings including communication and compressor parameters. 4.1 Default communication parameters setting and update Communication interface: RS485, Modbus RTU slave, half-duplex, baud rate: 300~57600bps. When Registe1. bit0=1, drive will use the communication parameters in user parameters.

  • Page 34: Compressor Start Control

    Sanhua SD2 series drive Mod. Add. R/W Description Min Max U.M. Bit7-0: 0-Select user-set compressor parameters; x-Select the compressor parameters corresponding to the number in EEPROM.(The setting takes effect when the inverter is stopped.) Bit15-8: Reserved Bit7-0:0-User-set compressor parameters; x-The compressor parameters corresponding to the number in EEPROM.

  • Page 35: Steps To Start Drive Test For Prototype

    The program in drive related to corresponding compressor will be prepared and uploaded by Sanhua. 2. Then, this drive sample with specific program will be sent to customer. Also Sanhua could send sample first，the program and EEPROM will be sent to customer after matching test. Customer need to update the program and EEPROM by USB programmer（Chapter 7 in “SD2 Series Drive User Manual”）.

  • Page 36: Functions

    Sanhua SD2 series drive 5. FUNCTIONS For more function logic and details, please refer to document” SD2 Series drive Function Spec.pdf”. 5.1 Control 5.1.1 Compressor control 5.1.1.1 Maximum and minimum output frequency 5.1.1.2 Compressor speed profile 5.1.1.3 Speed profile execution mode 5.1.1.4 Compressor normally running...
  • Page 37 Sanhua SD2 series drive 6. FAULT CODE TABLE 6.1 Status indicator description Indicator Color Description Green: The inverter is in running state; Running/Stop Yellow: The inverter is in stop state; Green/Yellow Indication (When this light flashes, it indicates that the host computer communication is received, the fastest flashing interval is 0.5s)
  • Page 38 Sanhua SD2 series drive 6.3 All major fault summary and possible cause checklist Fault Name Possible Causes 1. AOC hardware damage; 2. Poor connected MOC communication cable or communication Lost Communication cable damage; 3. The MOC circuit is damaged; 1. The data in the EEPROM is damaged;...
  • Page 39 Sanhua SD2 series drive 4. The MOC circuit is damaged; 1. Poor connected compressor cable; 2. The compressor is damaged (winding open/short circuit); Lost-Phase Protection 3. The MOC circuit is damaged; 1. Poor connected compressor cable; 2. The compressor is damaged (Stalling, wear, motor Startup Failure demagnetization, winding open/short circuit etc.);...
  • Page 40 Sanhua SD2 series drive 7. USB PROGRAMMING 7.1 Introduction Power switch Indicator lights USB port 5VDC power supply Fig.7.1 7.2 Programming SD2 drive can be programmed through USB, follow the steps below: Step1: Disconnect all the electrical wire from power input of SD2 drive, and wait for 10 minutes for electrostatic discharge.
  • Page 41 Sanhua SD2 series drive U disk 5VDC power adapter Power bank Fig.7.2 Color Indicator* status Description Light on Programmer is power on. Green Light off Programmer is power off. Light on Programmer is connected to drive. Yellow Light off Programmer is not connected to drive.
  • Page 42 Sanhua SD2 series drive 8. CERTIFICATION This series of drives are designed and manufactured according to the following standards and certified by CE-LVD and CB reports. 8.1 Safety standards EN 60335-1: Household and similar electrical appliances Safety –Part 1: General requirements.
  • Page 43 Sanhua SD2 series drive 3A/M @ 50Hz; Criterion A EN 61000-4-11: Electromagnetic compatibility (EMC) –Part 4-5: Testing and measurement techniques – Voltage dips,  short interruptions and voltage variations immunity tests 0% for 0.5 cycle; Criterion C 40% for 10 cycles; Criterion C 70% for 50 cycles;...
  • Page 44 Sanhua SD2 series drive 9. APPENDIX 9.1 Product parameter Inverter model SD2011A2 Compressor model WHP07600PSDPC9KQ WHP05500PUKQA6NT Max freq./Hz Min freq./Hz PWM frequency/Hz 6000 6000 Phase current speed limit/Arms Phase current speed reduce/Arms Phase overcurrent(SW)/Arms Phase overcurrent(SW)/Apeak Phase overcurrent(HW)/Apeak (Internal comparator of chip)
  • Page 45 Sanhua SD2 series drive AC overcurrent/Arms AC over voltage/V AC low voltage/V IPM temp. speed limit/℃ IPM temp. speed reduce/℃ IPM over temp./℃ DC voltage speed limit/V DC voltage speed reduce/V DC over voltage(SW)/V DC over voltage(HW)/V DC low voltage/V Tab 9.2...
  • Page 46 Sanhua SD2 series drive Phase current speed reduce/Arms Phase overcurrent(SW)/Arms Phase overcurrent(SW)/Apeak Phase overcurrent(HW)/Apeak (Internal comparator of chip) Phase overcurrent(HW)/Apeak AC current speed limit/Arms AC current speed reduce/Arms AC overcurrent/Arms AC over voltage/V AC low voltage/V IPM temp. speed limit/℃...
  • Page 47 Sanhua SD2 series drive Tab 9.5 Inverter model SD2025B4 Compressor model WHP32900VSKTQ9JK Max freq./Hz Min freq./Hz PWM frequency/Hz 6000 Phase current speed limit/Arms Phase current speed reduce/Arms Phase overcurrent(SW)/Arms Phase overcurrent(SW)/Apeak Phase overcurrent(HW)/Apeak (Internal comparator of chip) Phase overcurrent(HW)/Apeak AC current speed limit/Arms...
  • Page 48 Sanhua SD2 series drive IPM temp. speed limit/℃ IPM temp. speed reduce/℃ IPM over temp./℃ DC voltage speed limit/V DC voltage speed reduce/V DC over voltage(SW)/V DC over voltage(HW)/V DC low voltage/V Tab 9.7 User Manual v3.5 –Sep-27.2022...

This manual is also suitable for:

Sd2011a2Sd2015a2Sd2020a2Sd2015b4Sd2020b4Sd2025b4 ... Show all

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