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AuCom H1 Series User Manual

Low voltage variable frequency micro drive
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Variable frequency drive (VFD)
Low voltage 200 – 240 V AC (1~) and 380 – 460 V AC (3~)
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User Manual
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H1 Series
LV-MD – Low Voltage Variable Frequency Micro Drive
READ THESE INSTRUCTIONS BEFORE USE!

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Summary of Contents for AuCom H1 Series

  • Page 1 Variable frequency drive (VFD) Low voltage 200 – 240 V AC (1~) and 380 – 460 V AC (3~) User Manual H1 Series LV-MD – Low Voltage Variable Frequency Micro Drive READ THESE INSTRUCTIONS BEFORE USE!

  • Page 2: Imprint

    © 2025 AuCom Electronics Ltd. All Rights Reserved. As AuCom is continuously improving its products it reserves the right to modify or change the specification of its products at any time without notice. The text, diagrams, images and any other literary or artistic works appearing in this document are protected by copyright.

  • Page 3: Introduction

    Firmware – Software version (L): as of version 1.25 Firmware – Date Code: as of version 4514 HANGE LOG Version Change Initiator Date 1.0.0 Initial version AuCom, (FB) 31.01.2025 Tab. 1-1 H1 Series LV-MD User Manual – Change log – 3/134 H1Series_LV-MD_BA_1.0.0_en ANUAL...

  • Page 4: Notes On This User Manual

    NTRODUCTION OTES ON THIS ANUAL This document contains important information for safe, effective, and efficient use of the H1 product. The source user manual was written in English language. OURCE ANUAL This user manual is an integral part of the H1 product and must always be kept in the TORAGE immediate vicinity of the H1 VFD.

  • Page 5: Hot Surface

    NTRODUCTION “Annex” CHAPTER REFERENCE For a quick and clear introduction to commissioning the H1 LV-MD, the flowchart for the commissioning procedure and the connection diagram are summarised in the “Annex”. YMBOLS AND EPRESENTATIONS In this user manual, safety and protection levels are classified as DANGER, WARNING, ARNINGS HOT SURFACE, CAUTION and NOTICE.
  • Page 6 NTRODUCTION In this user manual, additional information of a general nature or for more detailed NFORMATIVE OTES information on specific matters is given as a NOTE or as a DISPOSAL NOTE. NOTE Indicates specific information relating to the use or operation of the product.

  • Page 7: Table Of Contents

    ABLE OF ONTENTS ABLE OF ONTENTS Imprint ......................................2 Introduction ....................................3 General Information ................................3 Notes on this User Manual ..............................4 Symbols and Representations ............................5 Table of Contents ..................................7 List of Abbreviations ..................................9 Safety ....................................14 Warning Signs on the H1 Cabinet ...........................
  • Page 8 ABLE OF ONTENTS Operation and Display............................... 56 Operating unit (HMI) ..............................56 General Operating Instructions ..........................59 5.2.1 Switch LV-MD On/Off ..........................59 5.2.2 Menu Structure ............................60 5.2.3 Menu Navigation ............................61 5.2.4 Changing Parameter Settings (General) ....................65 5.2.5 User Levels ..............................

  • Page 9: List Of Abbreviations

    IST OF BBREVIATIONS IST OF BBREVIATIONS BBREVIATIONS Acronym Description absolute value ACC, Acc acceleration ADS, Ads address analog input ampere, current adaptive motor regulation analog output Automatic position regulation automatic speed regulation automatic voltage regulation broken change CiA402 CANopen device profile for drives and position (motion) control clear CMD, Cmd, cmd command...
  • Page 10 IST OF BBREVIATIONS Acronym Description empty ERR, Err error FBK, Fbk, Fdb feedback feedforward FLUXBEMF flux back electromotive force flux frequency modulation field-oriented control FWD, Frd forward ground fault ground fault Hand-Off-Automatic Hp, HiSPD high-speed I/F, IF current/flux IDBST initial deceleration boost IGBT insulated-gate bipolar transistor In-Circuit Testing...
  • Page 11 IST OF BBREVIATIONS Acronym Description degrees Celsius [°C] overheat overload OPER operation output phase loss origin OV, ov overvoltage point-to-point Positive Big (PID controller - Fuzzy logic) PDFF proportional-derivative feed-forward pulse generator phase loss Proportional-Integral Controller (PI) Proportional-Integral-Derivative Controller (PID) programmable logic controller positive limit pulse...

  • Page 12: Symbols And Definitions

    IST OF BBREVIATIONS Acronym Description SVPWM Space Vector Pulse Width Modulation switching software SynRM synchronous reluctance motor taper tension torque error TQC, Tq torque control TQCPG torque control with current proportional gain torque control ratio TRANS transition Unwd unwind upper Voltage dependent resistor VF, V/F voltage/frequency control...
  • Page 13 IST OF BBREVIATIONS Name/Symbol Description Unit constant to describe the back electromotive force (EMF) Ki, KI integral factor of a controller; reciprocal of the time constant Ti Kp, KP proportional gain of a controller Gain factor for the feedforward component within the proportional-derivative feedforward (PDFF) control in the ⌀...

  • Page 14: Safety

    AFETY AFETY To use the AuCom H1 product safely, you must read, understand, and observe all the information in this user manual before use. This user manual must always be available when working on and with the product. 1.1 W...

  • Page 15: Target Audience And Qualification

    H1 VFD have been adjusted to the connected drive and the application. Never modify or manipulate the product with hardware and/or  software components not specified by AuCom. Never use spare parts that are not specified by AuCom.  1.3 T ARGET UDIENCE AND...

  • Page 16: Safety Instructions

    AFETY 1.4 S AFETY NSTRUCTIONS 1.4.1 AFETY ULES OF LECTRICAL NGINEERING For all work on the H1 VFD you must apply the five safety rules of electrical engineering according to DIN VDE 0105 in the following order: Disconnect completely Secure against re-connection Verify absence of operating voltage Earthing and short-circuiting Provide protection against adjacent live parts...
  • Page 17 AFETY EAT WARNING HOT SURFACE Be aware of specific parts on the H1 VFD having high temperature. LINK RESIDUAL VOLTAGE WARNING After switching off the mains supply, dangerous voltage can still be present in the H1 drive. When opening the equipment for installing and/or commissioning ...

  • Page 18: Product Overview

    2.1 I MPORTANT NOTES ON THE PRODUCT H1 Series LV-MD is a high-performance general frequency inverter (VFD) for low voltage 3-phase AC motors induction motors (IM). This product line has rich hardware configuration and powerful software and accommodates communication protocols Modbus RTU or CANopen.

  • Page 19: Areas Of Application

    Motor Control • 1-phase and 3-phase asynchronous motors (induction motors IM) H1 S The H1 Series covers a wide range of applicable motor power. ERIES LV-MD PRODUCT FAMILY All LV-MD models are available as air-cooled systems and offer the same advantages such as high reliability, advanced functionality, user-friendly operation, and a wide range of options .

  • Page 20: Labelling Of The Product

    RODUCT VERVIEW ❶ Fig. 2-2 H1 VFD packaging ❷ H1 VFD ❸ Shrink film ❹ Expanded polyethylene (EPE) Cardboard box The manual and accessories are placed in different compartments. The unpacking NPACKING PROCEDURE procedure is as follows: • Remove all the tapes and open the box cover. •...
  • Page 21 3PH AC 380V-480V 5A 50Hz/60Hz OUTPUT 3PH AC 0-460V 4.2A 0-599Hz 1.5kW IP20 RoHS REACH PASSED SN: 17383472407104086 Designed by AuCom in Germany – Assembled in China ❶ Fig. 2-3 H1 VFD control unit – Name plate ❷ Company logo of the manufacturer ❸...
  • Page 22 Lightning impulse voltage x kV xx kA / x sec. Rated short time current Peak withstand current Current xx A AuCom MCS GmbH & Co. KG Operating voltage xx V Borsigstraße 6 Control voltage xx VAC external 48324 Sendenhorst Auxiliary voltage...

  • Page 23: Product Code

    H1 product. You can scan the QR code using a camera or a smartphone or a PC/notebook. Once scanned, you are automatically linked to this page on the AuCom website: https://www.aucom.com/contact-us/support-enquiry You can use the above link to submit a support request for further information.

  • Page 24: Ordering Options

    The connected load determines the output current that the H1 VFD must apply. • The above recommendations do not cover all cases of special loads and motors. Contact AuCom or your local supplier to confirm the model required. RDERING DENTIFIER AND...
  • Page 25 RODUCT VERVIEW NOTE FS3 VFDs have an optional configuration internal brake unit, or an  optional external brake unit. For details refer to “Tab. 4-2 Recommended braking resistor selection table”. Cooling method of the H1 product. RDERING IDENTIFIER Ingress Protection class rating according to the IP code is IP20.

  • Page 26: Conformity

    RODUCT VERVIEW 2.1.3 ONFORMITY EU D ECLARATION OF ONFORMITY – H1Series_LV-MD_BA_1.0.0_en 26/134 ANUAL...
  • Page 27 RODUCT VERVIEW – 27/134 H1Series_LV-MD_BA_1.0.0_en ANUAL...

  • Page 28: Product Standard For Emc

    RODUCT VERVIEW RODUCT TANDARD FOR Product standard DIN EN IEC 61800-3, second edition of 2004 defines the: (Extended EMC) as environment that includes domestic premises. It also includes IRST NVIRONMENT establishments directly connected without intermediate transformers to a low voltage power supply network that supplies buildings used for domestic purposes.

  • Page 29: Norms And Standards

    RODUCT VERVIEW ORMS AND TANDARDS UROPEAN ARKET Standard Definition EMC Directive 2014/30/EU Low Voltage Directive 2014/35/EU WEEE Directive 2012/19/EU Safety of machinery - Electrical equipment of machines EN 60204-1:2018 Part 1: General requirements. NTERNATIONAL Electromagnetic compatibility (EMC) Part 6-2: Generic standards - Immunity standard for industrial EN IEC 61000-6-2:2019 environments.

  • Page 30: Product Data

    RODUCT VERVIEW 2.2 P RODUCT 2.2.1 H1 VFD EATURES AND UNCTIONS OF THE The H1 LV-MD drives are suitable for frequency regulation and control of low voltage three-phase motors. The H1 LV-MD offer the following features and functions: EATURES • Independent vertical straight-through air duct for heat dissipation Side-by-side ESIGN installation to save the footprint...

  • Page 31: Dimensions And Weights

    Dimensions, weight, and space requirements for a H1 LV-MD model depend on the rated power of the H1 VFD. For dimensions and weights of the various H1 LV-MD models refer to “Tab. 2-7 H1 Series LV-MD model specifications”. H1 LV-MD C...

  • Page 32: Specification

    RODUCT VERVIEW ENERAL LECTRICAL PECIFICATION General specification 0.4 … 2.2 kW (for 1-phase input) LV-MD rated power 0.75 … 5.5 kW (for 3-phase input) 1-phase: 200 … 240 V ± 10 % Mains voltage 3-phase: 380 … 460 V ± 10 % 3-phase: 0 …...
  • Page 33 RODUCT VERVIEW • Operating unit (HMI) • Digital inputs (DI) • DCS communication Multiple frequency setting sources: • Operating unit (HMI), Frequency sources • Analog inputs (AI), • Digital inputs (DI), • DCS communication Multiple auxiliary frequency setting sources: • Operating unit (HMI), •...

  • Page 34: Operation

    RODUCT VERVIEW NVIRONMENTAL ONDITIONS PERATION Item Specification Indoor, free from direct sunlight, dust, corrosive gas, flam- Use place mable gas, oil mist, water vapour, dripping water or salt, etc. • < 1000 m: Pollution degree • > 1000 m: no derating is required Altitude derating is required -10 …...
  • Page 35 RODUCT VERVIEW I/O D ASIC Digital Inputs (DI), 8 Channels Design Opto-coupler isolation, compatible with bipolar inputs Default built-in power supply PNP type (source) Input voltage range (DI 1 to 9 … 30 V DC DI 7) < 3.3 V DC: 3 kΩ / ≥ 3.3 V DC: 3 kΩ Input voltage range (HDI 8) 15 …...

  • Page 36: Scope Of Supply

    1 x LV-MD low voltage variable frequency converter • Option: H1 package • 1 x H1 LV-MD cabinet DOCUMENT REFERENCE For further information please refer to the document “AuCom_LV-  Drive-Packages_Digital.pdf”. For detailed information, contact AuCom.  – H1Series_LV-MD_BA_1.0.0_en 36/134 ANUAL...

  • Page 37: Mechanical Installation

    ECHANICAL NSTALLATION ECHANICAL NSTALLATION 3.1 FS1 FS3 O VERALL IMENSIONS 3.1.1 – H1 LV-MD D IMENSIONS EVICES RAME SIZE Fig. 3-1 Two-view drawing – FS1: a) Front view b) Side view Frame ⌀ size [mm] [mm] [mm] [mm] [mm] [mm] [mm] [mm] [mm]...
  • Page 38 ECHANICAL NSTALLATION RAME SIZE Fig. 3-2 Two-view drawing – FS2: a) Front view b) Side view Frame ⌀ size [mm] [mm] [mm] [mm] [mm] [mm] [mm] [mm] [mm] Tab. 3-2 Housing/Mounting dimensions – FS2 – H1Series_LV-MD_BA_1.0.0_en 38/134 ANUAL...
  • Page 39 ECHANICAL NSTALLATION RAME SIZE Fig. 3-3 Four-view drawing – FS3: a) Front view b) Side view Frame ⌀ size [mm] [mm] [mm] [mm] [mm] [mm] [mm] [mm] [mm] 84.5 117.5 167.5 Tab. 3-3 Housing/Mounting dimensions – FS3 – 39/134 H1Series_LV-MD_BA_1.0.0_en ANUAL...

  • Page 40: Detached Operating Unit (Hmi)

    ECHANICAL NSTALLATION 3.1.2 (HMI) ETACHED PERATING All LV-MD models can optionally be equipped with a remote operating unit (HMI) that can be mounted separately from the LV-MD control unit: • Detached HMI with mounting frame NOTE When using a detached HMI, a standard LAN communication cable ...

  • Page 41: Installation Tools

    ECHANICAL NSTALLATION Avoid installation in places exposed to direct sunlight, humidity, or water droplets. LIMATIC ENVIRONMENT Avoid installation in locations with corrosive, flammable, or explosive gases in the air. AZARDOUS ENVIRONMENT Avoid installation in places with oil pollution, high dust levels, or metal dust. OLLUTION ENVIRONMENT 3.2.2 NSTALLATION...

  • Page 42: Installation Space - Frame Sizes Fs1 To Fs3

    ECHANICAL NSTALLATION 3.2.3 – F NSTALLATION SPACE RAME IZES NOTE When installing models, attention should be paid to cooling issues: Always install the VFD vertically to facilitate heat dissipation  upwards, but not upside down or horizontally. If there are multiple VFDs in a cabinet, it is best to install them side by side.
  • Page 43 ECHANICAL NSTALLATION Vertical cooling Horizontal cooling Front cooling Frame Power space space space size Rating A1 [mm] B1 [mm] C1 [mm] 0.4 kW 0.75 kW ≥ 20 ≥ 80 ≥ 80 FS1 & FS2 1.5 kW 2.2 kW 4.0 kW 5.5 kW Tab.
  • Page 44 ECHANICAL NSTALLATION OVERED OP AND OTTOM NSTALLATION PACE Fig. 3-7 Installation space FS1 to FS3 – Covered top and bottom row installation – H1Series_LV-MD_BA_1.0.0_en 44/134 ANUAL...

  • Page 45: Wall Mounting

    ❶ ECHANICAL NSTALLATION ❷ Hot air ❸ Heat insulation deflector Cold air Minimum horizontal cooling space Minimum vertical cooling space Minimum front cooling space Minimum heat deflector space Vertical Front Heat Horizontal cooling cooling deflector Frame Power cooling space space space cooloing size...
  • Page 46 ECHANICAL NSTALLATION possible; it is recommended that the heat sink is installed outside the cabinet. Tight all the screws to the specified torque. Otherwise, there may  occur a fire or electric shock. Do not place flammable or explosive materials near the ...

  • Page 47: Din Rail Mounting

    ECHANICAL NSTALLATION 3.2.5 DIN R OUNTING Use a slotted screwdriver to move the DIN rail fastening slightly outwards, as shown in NLOCK THE RAIL Fig. 3-9. FASTENER ❶ Fig. 3-9 Unlocking the DIN rail fastener ❷ Press the screwdriver into the slot of the DIN rail fastening. ❸...
  • Page 48 ECHANICAL NSTALLATION Fig. 3-11 DIN rail mounting scenario 1 – Locking the DIN rail If the guide rail has been mounted in the cabinet, hold up the VFD in place according to NSTALLATION CENARIO Fig. 3-12, press the bottom of the VFD in the oblique downward direction as shown by the arrow by the hand to place the guide rail into the fastener.

  • Page 49: Electrical Installation

    LECTRICAL NSTALLATION LECTRICAL NSTALLATION 4.1 G UIDANCE ON ELECTING ERIPHERAL LECTRICAL OMPONENTS R,S,T / U,V,W Grounding Control Air switch (MCCB) Contactor circuit wire VFD model Wire Cable lug Wire Cable lug [mm²] [mm²] model [mm²] model LV-MD-C-230-02R7-AF-20 E1010 E1010 LV-MD-C-230-04R2-AF-20 E2512 E2512 LV-MD-C-230-07R5-AF-20...

  • Page 50: Electrical Wiring

    LECTRICAL NSTALLATION 4.2 E LECTRICAL IRING 4.2.1 ONNECTION IAGRAM LV-MD C ONNECTION DIAGRAM 1-phase power supply Fuse Fuse 3-phase power supply L1 / R Fuse L2 / S Fuse L3 / T Fuse Control unit POWER (Input power circuit) (Control circuit) STOP Operating unit (HMI) (ACI)

  • Page 51: Electrical Installation

    LECTRICAL NSTALLATION NOTE The LV-MD models 0.4 … 2.2 kW (FS1 and FS2) do provide a braking unit, while the LV-MD models 4.0 … 5.5 kW (FS3) have an optional internal external configuration brake unit; or an optional brake unit. 4.2.2 ONTROL IRCUIT...

  • Page 52: Wiring Methods

    LECTRICAL NSTALLATION Terminal Description Name • internal power supply: maximum output current: 200 mA • Common for digital inputs (DI) acc. to the selected DI wiring method (NPN mode/PNP mode, with/without external power supply Analog input (AVI) DIP switch: Operating modes for analog input: •...
  • Page 53 LECTRICAL NSTALLATION DI 1 DI 1 DI 2 DI 2 DI 3 DI 3 DI 4 DI 4 +10V +10V 485+ 485+ 485- 485- DI 1 DI 1 DI 2 DI 2 DI 3 DI 3 DI 4 DI 4 +10V +10V 485+...

  • Page 54: Power Circuit

    LECTRICAL NSTALLATION (20mA) +10V (+10V) ❶ Fig. 4-4 Analog inputs (AI) terminal wiring method ❷ +10 V or 20 mA (selectable) ❸ Analog Ground Grounded shield 4.2.3 OWER IRCUIT – I ONNECTION ERMINALS NPUT Fig. 4-5 LV-MD Input - Power supply terminals LV-MD I NPUT SIDE Terminal...
  • Page 55 LECTRICAL NSTALLATION LV-MD B Select braking resistors based on recommended values and ensure wiring distance is less RAKE UNIT than 5 m to prevent damage to the VFD. ONLY Terminal Description Brake unit Braking resistor: (Frame size FS3 only!) DC bus (+) / Braking resistor BR Breaking Resistor / Internal connection to Ground Source Tab.

  • Page 56: Operation And Display

    PERATION AND ISPLAY PERATION AND ISPLAY 5.1 O (HMI) PERATING UNIT The keyboard allows for modification of VFD function parameters, monitoring of VFD working status, and control of VFD operation (START, STOP), etc. The HMI layout is shown in Fig. 5-1, with detailed function descriptions in “Tab. 5-2 Operating unit (HMI) – Operating keys”, and LED indicator explanations in “Tab.

  • Page 57: Led Indicators

    PERATION AND ISPLAY LED I NDICATORS Function Flashing Steady red: Flashing red (200 ms cycle): VFD running state VFD is in the process of stopping (in this case, the stop LED is steady red). STOP Steady red: VFD is in the running state.
  • Page 58 PERATION AND ISPLAY Function Description • Navigation through • Press this key to select a main menu. main menu • Return to the previous menu. • Select a digit of a • Press this key to move from one MODE setting value parameter setting value digit to •...

  • Page 59: General Operating Instructions

    PERATION AND ISPLAY 5.2 G ENERAL PERATING NSTRUCTIONS 5.2.1 LV-MD O WITCH WARNING An incorrectly connected power supply will damage the LV-MD. Before switching on the LV-MD, ensure that all wiring is correct.  Never connect the power supply to the terminals U, V, W. ...

  • Page 60: Menu Structure

    PERATION AND ISPLAY 5.2.2 TRUCTURE The software menu of the VFD control unit is divided into menu levels. The following figure shows the menu structure in the display of the operating unit (HMI). Menu level 1 Menu level 2 Menu level 3 Start-up screen Start-up Display Main screen:...

  • Page 61: Menu Navigation

    PERATION AND ISPLAY Menu level 1 Menu level 2 Menu level 3 Customization Code L 1 00 L 1 0 2 … Optimize Ctrl Para L 2 1 7 L 2 23 … Holding Brake L4 00 Sleep / Wake-Up L5 00 L5 04 …...

  • Page 62: Select Main Menu

    PERATION AND ISPLAY ELECTION ON THE EVEL The following examples show the menu selection on: • the main menu level (menu level 1), and • on menu level 2. INSTRUCTION (example) – Menu Selection on the Main Menu Level (1) XAMPLE : Keypad unlocked TART...

  • Page 63: Enter Menu

    PERATION AND ISPLAY INSTRUCTION (example) – Menu Selection on Menu Level 2 XAMPLE : Keypad unlocked TART EVEL STEP 1: Navigate to menu level 2 NTER EVEL RUN STOP FWD REV ENTER any main menu ENTER  To enter menu level 2 from , press the key.
  • Page 64 PERATION AND ISPLAY ENTER / EXIT ARAMETER CHAPTER REFERENCE enter a menu and a parameter, refer to STEPS 2 and 3 of the  UP/DOWN example instructions “Parameter Setting via Keys (to set an option)” in chapter “5.2.4 Changing Parameter Settings (General)”.

  • Page 65: Changing Parameter Settings (General)

    PERATION AND ISPLAY 5.2.4 HANGING ARAMETER ETTINGS ENERAL For correct and safe operation of the VFD, the control must be adapted to the general conditions of the various applications. This is done by setting the parameters on the HMI. You can set the LV-MD parameters using: UP/DOWN •...
  • Page 66 PERATION AND ISPLAY ENTER STEP 2: Press the ENTER key. NTER RUN STOP FWD REV NOTE When you enter a parameter menu, the display always shows the 0 0 6  last parameter called up. UP/DOWN Use the keys to select the desired parameter. ...
  • Page 67 PERATION AND ISPLAY MODE MODE F0-06 Source of FREQ. STEP 7: Press the key to exit parameter F0-06 ARAMETER F0 Parameter Setup  The parameter menu appears on the display again. RUN STOP FWD REV Fig. 5-22 Menu: F0 Parameter Setup MODE F0 Parameter Setup...
  • Page 68 PERATION AND ISPLAY ENTER F0-14 STEP 3: Press the ENTER key. NTER THE PARAMETER  The Display shows the currently set value 10.00 s. RUN STOP FWD REV  The first digit on the right starts to flash. 0.00 Fig. 5-26 Setting option 07 ENTER STEP 4:...

  • Page 69: User Levels

    PERATION AND ISPLAY 5.2.5 EVELS The LV-MD provides different user levels (access levels) which differ in the authorisation to operate the VFD and/or to change parameter settings. Manuf acturer User Lev el y User lev el 2 User Lev el 1 Parameter settings / Functions User levels Access levels for parameter settings and functions Fig.

  • Page 70: Set/Change Password

    PERATION AND ISPLAY 5.2.6 HANGE ASSWORD To set/change a password to lock the menu access of the LV-MD, it is required to unlock the keypad first. CHAPTER REFERENCE To unlock menu access that has already been protected by a password, first refer to chapter „5.2.7 Unlock Password Protection”...
  • Page 71 PERATION AND ISPLAY  The display shows the parameter mask of parameter F7-34. RUN STOP FWD REV  Digits 0000 start to flash. 0 0 0  The first digit from the right starts flashing and can be set according to the desired password.

  • Page 72: Unlock Password Protection

    PERATION AND ISPLAY 5.2.7 NLOCK ASSWORD ROTECTION active (locked) F7-34 Parameter When the password protection of the LV-MD is , parameter Entry password protection status shows the following RUN STOP FWD REV 0 0 1 Fig. 5-41 Parameter F7-34 Password protection status Unlock the password protection of the LV-MD according to the following instruction.
  • Page 73 PERATION AND ISPLAY ENTER ENTER STEP 4: Press the key. HECK ASSWORD ROTECTION TATUS 0000  The display shows to indicate that password protection is inactive, and access RUN STOP FWD REV unlocked to the corresponding LV-MD functions is 0 0 0 Fig.

  • Page 74: Lock Password Protection

    PERATION AND ISPLAY 5.2.8 ASSWORD ROTECTION inactive (unlocked) F7-34 When the password protection of the LV-MD is , parameter Parameter Entry password protection status shows the following RUN STOP FWD REV 0 0 0 Fig. 5-51 Parameter F7-34 Password protection status - Unlocked Lock the password protection of the LV-MD: according to the following instruction •...

  • Page 75: Reset Vfd Parameters To Factory Settings

    PERATION AND ISPLAY STEP 9: Navigate back to Parameter F7-34 HECK ASSWORD ROTECTION TATUS ENTER ENTER STEP 10: Press the key. 0001  The display shows to indicate that password protection is active, and access to RUN STOP FWD REV locked the corresponding LV-MD functions is 0 0 1...
  • Page 76 PERATION AND ISPLAY ENTER STEP 4: Press the ENTER key for at least 1 s.  The 50 Hz factory parameters are loaded. RUN STOP FWD REV Load  The Display shows the information for 3 s. 8 A 8 Fig.
  • Page 77 PERATION AND ISPLAY AI1 Bias Mode F5-23 0 = No offset 0517 ☆ (AI1 offset mode selection) 1 = Below offset = offset 2 = Above offset = offset 3 = Absolute value offset centered 4 = Offset centered AI1 Input Gain F5-24 -500.0 …...

  • Page 78: Change Motor Operation Direction During Operation

    PERATION AND ISPLAY 5.2.10 HANGE OTOR PERATION IRECTION URING PERATION The following instruction shows the steps to be taken when changing the motor operation direction during operation, as an example for a set frequency of 50 Hz. NOTE To switch between the forward and reverse direction of the motor, the F0-09 Fwd/Rev Forbid = 0 (Forward and reverse parameter setting enabled)
  • Page 79 PERATION AND ISPLAY  The LED remains lit red. RUN STOP FWD REV  The LED is switched off. F E u  The second stage of the process for changing from the forward direction to the reverse direction of the motor starts. Second stage : The frequency is gradually increased to the currently set frequency as ...

  • Page 80: Main Menu (Hmi) - Menu Level 1

    PERATION AND ISPLAY 5.3 M (HMI) – M EVEL main menu The menu screen of the H1 VFD operating unit (HMI) displays the of the LV- MD. The following menus are available: • F[Hz]: Setting Frequency RUN STOP FWD REV RUN STOP FWD REV 50.0 H(Hz): Output frequency...

  • Page 81: Menu: H[Hz] Output Frequency

    PERATION AND ISPLAY 5.3.2 : H[H UTPUT REQUENCY VFD output frequency This menu displayed on the main screen shows the during operation. 5.3.3 : X[ ISPLAY F7-21 User Display The menu displayed on the main screen can be selected by parameter The following setting options are available: 0 = VFD Output current •...

  • Page 82: Menu: Start-Up Display

    PERATION AND ISPLAY 5.3.6 TART ISPLAY after power-on the LV-MD The menu displayed on the main screen can be selected by F7-20 Start-up Display parameter . The following setting options are available: • 0 = F[Hz] (Setting Frequency) • 1 = H[Hz] (Output Frequency) •...

  • Page 83: Parameter Setup Menus - Menu Level 2

    PERATION AND ISPLAY 5.4 P – M ARAMETER ETUP ENUS EVEL Parameter Setup menus refer to the various operating functions of the H1 VFD and Function Group Codes Fx, Ux, Hx and Lx consists of the following submenus with its •...

  • Page 84: Serial Communication

    PERATION AND ISPLAY “F0-03 Control Mode” XAMPLE Menu Consecutive Parameter name parameter number Menu number Menu name Control Mode Basic Function Parameters changeability symbols are described as follows: ARAMETER HANGEABILITY indicates that the H1 VFD parameters be modified during both STOP and RUN ☆...
  • Page 85 PERATION AND ISPLAY F0: Basic Function Parameters Parameter group Function Change Comm. Parameter name Setting range/Setting options Default setting code ability address F0-07 AUX FREQ Source 0 = Disable 0007 ★ (Auxiliary frequency 1 = Numeric keypad sources) 2 = RS485 communication 3 = Analog input Reserved Reserved...
  • Page 86 PERATION AND ISPLAY F1: S TART ONTROL ARAMETERS ARAMETER LIST F1: Start Stop Control Parameters Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address Restart Method F1-00 0 = Disable (No action) 0100 ☆ (Start speed tracking) 1 = From Fmax (Track from maximum frequency) 2 = From SPD REF (Track frequency at start-up)
  • Page 87 PERATION AND ISPLAY F1: Start Stop Control Parameters Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address 4 = Auto acceleration deceleration suppression Auto ACC/DEC Kp Hz F1-21 0 … 9999 0115 ☆/T (Auto acceleration and deceleration Kp) F1-22 Auto ACC/DEC Ki sec...
  • Page 88 PERATION AND ISPLAY F2: V/F C ONTROL ARAMETERS ARAMETER LIST F2: V/F Control Parameters Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address VF Curve Mode F2-00 0 = General V/F curve 0200 ★ (V/F voltage selection) 1 = 1.5 power V/F curve 2 = 2 power V/F curve...
  • Page 89 PERATION AND ISPLAY F4: M OTOR ARAMETERS ARAMETER LIST F4: Motor Parameters Parameter group Function Change Comm. Parameter name Setting range/Setting options Default setting code ability address Motor Type Sel F4-00 0 = Induction motor 0400 ★ (Motor type selection) F4-01 Reserved 0401...
  • Page 90 PERATION AND ISPLAY F5: I NPUT ERMINALS ARAMETER LIST F5: Input Terminals Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address DI1 Function SEL F5-00 0 = No function 0500 ★ (DI1 terminal function 1 = Multi-stage/multi-point position 1 selection) 2 = Multi-stage/multi-point position 2...
  • Page 91 PERATION AND ISPLAY F5: Input Terminals Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address F5-07 Reserved 0507 DI CMD Control F5-08 0 = No function 0508 ★ (Terminal command mode) 1 = 2-wire mode 1 2 = 2-wire mode 2 3 = 3-wire mode 4 = 2-wire mode 1/quick start...
  • Page 92 PERATION AND ISPLAY F5: Input Terminals Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address Example 3 (only DI2 and DI4 are in virtual mode): • Binary: 0000 0000 0000 1010 • Decimal: 10 •...
  • Page 93 PERATION AND ISPLAY F5: Input Terminals Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address F5-26 Reserved 051A F5-27 Reserved 051B F5-28 Reserved 051C F5-29 Reserved 051D F5-30 Reserved 051E F5-31 Reserved 051F F5-32 Reserved 0520 F5-33...
  • Page 94 PERATION AND ISPLAY F6: O UTPUT ERMINALS ARAMETER LIST F6: Output Terminals Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address RY1 Function SEL F6-00 0 = No function 0600 ☆ (RLY1 terminal function 1 = VFD running selection) 2 = Reached set speed...
  • Page 95 PERATION AND ISPLAY F6: Output Terminals Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address F6-01 Reserved 0601 F6-02 Reserved 0602 F6-03 Reserved 0603 F6-04 RLY Active level 0000 … FFFF (Hexadecimal) 0604 ☆ (RLY terminal valid logic) RLY by AI level F6-05...
  • Page 96 PERATION AND ISPLAY F7: A UXILIARY UNCTIONS AND EYPAD ISPLAY ARAMETER LIST F7: Auxiliary Functions and Keypad Display Parameter group Function Setting range/Setting options/Measuring Change Comm. Parameter name Default setting code range ability address JOG Frequency F7-00 0.00 … 599.0 Hz 6.00 Hz 0700 ☆/T...
  • Page 97 PERATION AND ISPLAY F7: Auxiliary Functions and Keypad Display Parameter group Function Setting range/Setting options/Measuring Change Comm. Parameter name Default setting code range ability address (Startup screen selection) 1 = H[Hz] (Output Frequency) 2 = U (User Display) 3 = A[Amp] (Output Current) 4 = Frd/Rev (Select Direction) User Display F7-21...
  • Page 98 PERATION AND ISPLAY F7: Auxiliary Functions and Keypad Display Parameter group Function Setting range/Setting options/Measuring Change Comm. Parameter name Default setting code range ability address (Display filter time) SW-RLY Delay CNT F7-40 0 … 9999 7000 0728 ☆ (Soft start switch delay time) OutFreq Dev Band F7-41 0.00 …...
  • Page 99 PERATION AND ISPLAY F8: C OMMUNICATION ARAMETER LIST F8: Communication Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address MODBUS Baud Rate kbps F8-00 4.8 … 19.2kbps 19.2 kbps 0800 ☆ 1 = 7,N,2 for ASCII MODBUS Protocol F8-01 0801...
  • Page 100 PERATION AND ISPLAY F9: P & F ROTECTION AULTS ARAMETER LIST F9: Protection & Faults Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address Protect Bit 0000 … FFFF F9-00 (Hexadecimal) 0000 0900 ☆ (Protection control bit) Thermal RLY SEL F9-01...
  • Page 101 PERATION AND ISPLAY F9-20 Reserved 0914 F9-21 Reserved 0915 F9-22 Under AMP Level % 0.0 … 100.0 % 0.0 % 0916 ☆ (Low current setting threshold) Under AMP DET F9-23 0.00 … 360.00 s 0.00 s 0917 ☆/T (Low current detection time) Under AMP TRET F9-24 0 = No function...
  • Page 102 PERATION AND ISPLAY (PT detection threshold 2) PT DROP FREQ F9-52 0.00 … 599.0 Hz 0.00 Hz 0934 ☆/T (PT voltage 1 protection frequency) PT TREAT DELAY F9-53 0 … 6000 s 60 s 0935 ☆ (PT action delay time) F9-54 Reserved 0936...
  • Page 103 PERATION AND ISPLAY FA: PID Control Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address PID CTRL SEL FA-12 0 = Execute 2 ms enhanced PID control 0A0C ☆ (PID control cycle time) 1 = Execute 1 ms standard PID control FA-13 PID Gain2 Sel 0 = No function...
  • Page 104 PERATION AND ISPLAY FA: PID Control Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address FA-37 Reserved 0A25 FA-38 Reserved 0A26 FA-39 Reserved 0A27 FA-40 Reserved 0A28 FA-41 Reserved 0A29 FA-42 Reserved 0A2A FA-43 Reserved 0A2B FA-44...
  • Page 105 PERATION AND ISPLAY FD: Multi-Speed Function Parameter group Function Default Change Comm. Parameter name Setting range code setting ability address Multi-speed 15 FD-15 -100.0 … 100.0 Hz 0.00 Hz 0D0F ☆/T Tab. 5-16 Parameter list – FD: Multi-Speed & Simple PLC Function U0: F AULT ECORDER...
  • Page 106 PERATION AND ISPLAY U0: Fault Recorder Parameter group Function Default Change Comm. Physical quantity name Setting range/Measuring range code setting ability address (Fault 2-Output frequency) DCBus Value REC 2 Vdc U0-27 0.0 … 6553 V 0.0 V 101B ● (Fault 2-DC voltage) Isum Value REC 2 A U0-28 0.00 …...
  • Page 107 PERATION AND ISPLAY U0: Fault Recorder Parameter group Function Default Change Comm. Physical quantity name Setting range/Measuring range code setting ability address (Minutes since Fault 4 occurred) Error REC 5 Day day U0-54 0 … 6553 1036 ●/T (Days since Fault 5 occurred) Error REC 5 Min min U0-55 0 …...
  • Page 108 PERATION AND ISPLAY L1: C USTOMIZATION ARAMETER LIST L1: Customization Code Parameter group Function Default Change Comm. Parameter name Setting options code setting ability address Hand FREQ Source L1-00 0 = Numerical keypad 1700 ★ (Frequency source selection (HAND)) 1 = RS485 communication 2 = Analog input 3 = External Up/Down input Reserved...
  • Page 109 PERATION AND ISPLAY L2: O PTIMIZATION ONTROL ARAMETERS ARAMETER LIST L2: Optimization Control Parameters Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address L2-00 Reserved 1800 L2-01 Reserved 1801 L2-02 Reserved 1802 L2-03 Reserved 1803 L2-04 Reserved...
  • Page 110 PERATION AND ISPLAY L5: S LEEP UNCTION ARAMETER LIST Parameter group L5: Sleep/Wake-Up Function Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address Source of Sleep L5-00 0 = PID command reached 1B00 ★ (Sleep mode reference selection) 1 = PID feedback reached Sleep Point L5-01...
  • Page 111 PERATION AND ISPLAY L7: AI Multi-Point Curve Setting Parameter group Function Default Change Comm. Parameter name Setting range/Setting options code setting ability address (AI1 highest input value) AI1 High% L7-06 0.00 … 100.0 % 100.0 % 1D06 ☆/T (AI1 highest percentage) Tab.

  • Page 112: Commissioning

    OMMISSIONING OMMISSIONING Before starting the VFD, some necessary steps, including installation, wiring, and basic checks, need to be completed to ensure the drive meets the starting conditions. Different control modes have different commissioning procedures. The commissioning procedures for VF and VVC control modes are described as follows. 6.1 A VVC C SYNCHRONOUS...

  • Page 113: Load Commissioning

    OMMISSIONING The setup process is shown in the “Annex” as a flow chart: “Figure 2 Basic setting process for VF and VVC of induction (asynchronous) Motors (IM)”. Basic setting steps for VF and VVC are according to the following instruction. INSTRUCTION –...

  • Page 114: Full-Load Commissioning

    OMMISSIONING 6.1.3 LOAD OMMISSIONING load commissioning After no-load commissioning, proceed with . If the motor's load F2-01 Torque compensation gain capacity is insufficient, try increasing Under full load, if the actual motor speed is lower than the set speed, try increasing 11 Slip Compensation Gain Conversely, if the actual motor speed is higher than the set speed, try reducing F2-11 Slip...

  • Page 115: Maintenance

    Check tightening of all terminal screws regularly, especially important are power and motor cable connections. Preventive maintenance can optimise the product lifetime and secure trouble-free operation without interruptions. For more information on maintenance, please contact your AuCom service partner. RECAUTIONS TO TAKE NOTE WITH A CONNECTED MOTOR Refer to motor manufacturers instruction manual for motor maintenance requirements.

  • Page 116: Troubleshooting

    ROUBLESHOOTING ROUBLESHOOTING WARNING Danger due to electric shock! After switching off the mains supply, dangerous voltage can still be present in the H1 VFD. Do not perform troubleshooting and maintenance on the H1 VFD  with power on. Ensure you power off the H1 VFD before opening the cabinet door ...
  • Page 117 ROUBLESHOOTING Alarm Alarm message Description Possible cause Reset method and conditions code IGBT overheating Reset: A009 The VFD detects an IGBT 1. Check if the on-site environment or Warning overheat occurrence that is temperature inside the control • The warning is automatically beyond the IGBT overheat cabinet is too high, or if the...
  • Page 118 ROUBLESHOOTING Alarm Alarm message Description Possible cause Reset method and conditions code Over-torque Reset: A020 Over-torque warning 1. Incorrect parameter setting. • A020 warning is automatically 2. Fault on the mechanical side. cleared when the output current 3. Excessive load is less than the set value of 4.
  • Page 119 ROUBLESHOOTING Alarm Alarm message Description Possible cause Reset method and conditions code Over-torque Reset: A031 Over-torque 3 warning 1. Incorrect parameter setting 2. Mechanical side failure (e.g., over • A031 warning is automatically torque, mechanical lock-up, etc.) cleared when the output current is less than the set value of 3.
  • Page 120 ROUBLESHOOTING Alarm Alarm message Description Possible cause Reset method and conditions code CANopen format Reset: A046 CANopen protocol error Host sends incorrect communication error packets. • A manual reset signal sent from the host is required. Tab. 8-1 Alarm events – Causes and remedy –...

  • Page 121: Fault Events - Causes And Remedies

    ROUBLESHOOTING 8.2 F – C AULT VENTS AUSES AND EMEDIES If a fault occurs during the operation of the system, the VFD will immediately stop outputting to protect the motor from further damage. Simultaneously, the VFD will trigger the corresponding fault relay contact and display the fault code on the control panel for rapid problem diagnosis.
  • Page 122 ROUBLESHOOTING Fault Fault message Description Possible cause Reset method and conditions code 8. Incorrect wiring of the braking resistor or braking unit 9. Misoperation due to interference. Overvoltage E008 During deceleration, the 1. The deceleration time is too short, during VFD detects excessive bus causing excessive regenerative deceleration...
  • Page 123 ROUBLESHOOTING Fault Fault message Description Possible cause Reset method and conditions code Undervoltage E014 During stopping, the VFD during stopping detects the bus voltage is lower than the value set in parameter L2-18. Input phase loss Reset: E015 Power supply input phase 1.
  • Page 124 ROUBLESHOOTING Fault Fault message Description Possible cause Reset method and conditions code Motor 1 overload E022 Motor 1 overload protection 1. Excessive load protection is activated, after which, the 2. Acceleration/deceleration time and motor will coast to a stop. duty cycle time too short 3.
  • Page 125 ROUBLESHOOTING Fault Fault message Description Possible cause Reset method and conditions code than Parameter F9-36. • When parameter F9-36 is set to manual 2 or 4, reset is required and can be done immediately. Low current F9-24 Under AMP TREAT E028 Detection of low current 1.
  • Page 126 ROUBLESHOOTING Fault Fault message Description Possible cause Reset method and conditions code 4: According to the fourth deceleration time 5: System deceleration (according to the original deceleration time) 6: Automatic deceleration Manual reset required Reset: manual • A reset is possible only after the external fault has cleared.
  • Page 127 ROUBLESHOOTING Fault Fault message Description Possible cause Reset method and conditions code manually reset. Excessive slip F9-27 Over Slip Way E063 Slip anomaly, using the 1. Verify if the motor parameters are Parameter maximum slip (parameter correct. setting options: F2-13) as a reference. 2.
  • Page 128 ROUBLESHOOTING Fault Fault message Description Possible cause Reset method and conditions code wiring detection before VFD insulation of motor wiring. after the condition has cleared operation. for at least 5 seconds. 3. Inspect the motor for burnout or insulation aging. 4.

  • Page 129: Disposal

    ISPOSAL ISPOSAL If the H1 VFD is decommissioned permanently, observe the following preparatory measures for the proper and environmentally friendly disposal of the product. The enclosures of the drives are made from recyclable material as aluminium, iron, and ISMANTLING AND CRAPPING plastic.

  • Page 130: Spare Parts

    10 S PARE ARTS The use of spare parts and accessories not specified by AuCom may result in material damage to the product.  You must only use spare parts and accessories specified and approved by AuCom. For H1 packages a range of spare parts and accessories are available for the H1 product.

  • Page 131: Annex

    : 1-phase connection terminals. Default wiring method: PNP mode without external power supply. Default analog input type setting: 24V (AVI). FS1 and FS2 models do not offer braking resistor terminals. Figure 1 H1 Series – LV-MD connection diagram – 131/134 H1Series_LV-MD_BA_1.0.0_en ANUAL...

  • Page 132: Commissioning Of Im Motors, Vf And Vvc - Basic Setting Process

    NNEX IM M , VF VVC – B OMMISSIONING OF OTORS ASIC ETTING ROCESS Parameter reset: STEP 1 F0-18 = 9 Motor type selection: STEP 2 F4-00 = 0 (Induction motor) Motor nameplate parameter setting: STEP 3 • Rated frequency: F4-03 •...

  • Page 133: Index

    NDEX NDEX Multi-point........32, 77, 88, 90, 110, 112 Multi-speed ............32, 83, 104 Multi-stage command ........... 35 Abbreviations ..............9 Acceleration ......32, 85, 90, 96, 100, 103, 121 Analog input ............. 35, 52 Analog inputs ..............33 No-load current ........30, 89, 103, 121 Brake ............
  • Page 134 New Zealand 123 Wrights Road, PO Box 80208, Christchurch 8440. New Zealand T +64 3 338 8280 F +64 3 338 8104 China 203-1 JH Plaza, 2008 Huqingping Road, Shanghai 201702, China T +86 21 5877 5178 F +86 21 5877 6378 Germany Borsigstraße 6, 48324 Sendenhorst, Germany T +49 2526 93880 0 F +49 2526 93880 100...

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