Inovance MD800 Series Maintenance And Repair Manual
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Inovance MD800 Series Maintenance And Repair Manual

Inovance MD800 Series Maintenance And Repair Manual

Ac drive (multidrive system)
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  • Page 2: Preface

    Preface Preface Introduction The MD800 series is a new generation of standard AC drive (multidrive system) designed for low‑power multidrive applications in the traditional original equipment manufacturer (OEM) industry. It is widely applied in industries such as printing and packaging, woodworking machine tools, food and beverage, logistics and storage, textile printing and dyeing, fans, and water pumps.

  • Page 3: Revision History

    Warranty Agreement Inovance provides warranty service within the warranty period (as specified in your order) for any fault or damage that is not caused by improper operation of the user. You will be charged for any repair work after the warranty period expires.
  • Page 4 Damage or secondary damage caused by force majeure (natural disaster, ● earthquake, and lightning strike) The maintenance fee is charged according to the latest Price List of Inovance. If otherwise agreed upon, the terms and conditions in the agreement shall prevail. ‑3‑...

  • Page 5: Table Of Contents

    Table of Contents T T a a b b l l e e o o f f C C o o n n t t e e n n t t s s Preface ................1 Fundamental Safety Instructions .

  • Page 6: Fundamental Safety Instructions

    Use this equipment according to the designated environment requirements. ● Damage caused by improper use is not covered by warranty. Inovance shall take no responsibility for any personal injuries or property damage ● caused by improper use. Safety Levels and Definitions Indicates that failure to comply with the notice will result in death or severe personal injuries.
  • Page 7 Fundamental Safety Instructions Unpacking Do not install the equipment if you find damage, rust, or signs of use on the equipment ● or accessories upon unpacking. Do not install the equipment if you find water seepage or missing or damaged ●...
  • Page 8 Fundamental Safety Instructions Handle the equipment with care during transportation and mind your steps to prevent ● personal injuries or equipment damage. When carrying the equipment with bare hands, hold the equipment casing firmly with ● care to prevent parts from falling. Failure to comply may result in personal injuries. Store and transport the equipment based on the storage and transportation ●...
  • Page 9 Fundamental Safety Instructions Cover the top of the equipment with a piece of cloth or paper during installation. This is ● to prevent unwanted objects such as metal chippings, oil, and water from falling into the equipment and causing faults. After installation, remove the cloth or paper on the top of the equipment to prevent over‑temperature caused by poor ventilation due to blocked ventilation holes.
  • Page 10 Fundamental Safety Instructions Before power‑on, check that the equipment is installed and wired properly and the ● motor can be restarted. Check that the power supply meets equipment requirements before power‑on to ● prevent equipment damage or a fire. After power‑on, do not open the cabinet door or protective cover of the equipment, ●...

  • Page 11: Safety Label

    Fundamental Safety Instructions Perform routine and periodic inspection and maintenance on the equipment according ● to maintenance requirements and keep a maintenance record. Repair Equipment installation, wiring, maintenance, inspection, or parts replacement must be ● performed only by professionals. Do not repair the equipment with power ON. Failure to comply will result in an electric ●...
  • Page 12 Fundamental Safety Instructions Safety Label Description Read through the safety instructions before operating the equipment. ● Failure to comply may result in death, personal injuries, or equipment damage. Do not touch the terminals or remove the cover with power ON or ●...

  • Page 13: Routine Maintenance

    Routine Maintenance Routine Maintenance Routine Maintenance Items Table 1–1 Routine maintenance items Item Content Solution Checked Motor Check for unusual Check the mechanical connection. □ Check whether motor phase loss vibration or noise. occurs. Check whether motor screws are tightened. □...

  • Page 14: Periodic Inspection Items

    Use a vacuum cleaner to suck up wastes and dust to prevent direct touching. Wipe greasy dirt gently with soft cloth immersed in neutral detergent. Contact Inovance for electrolytic capacitor replacement in case of capacitor leakage. Cable Check whether power Replace the cracked cable.

  • Page 15: Main Circuit Insulation Test

    Routine Maintenance Item Check Content Solution Checked Check whether the Peripherals of Replace defective contactor closes peripherals. loosely or generates electromagnet ic contactor unexpected noise during closing. Check peripherals for short circuit, water stains, swelling, and cracks. Air vent Check whether the air Clean the air vent.

  • Page 16: Component Replacement

    Routine Maintenance Component Replacement 1.4.1 Maintenance Tools Table 1–3 Maintenance tools Appearance Tool Phillips and straight (2.5 mm) screwdrivers Tape measure Gloves ‑ M4x12 cross recessed pan head SEMS screws (with flat washer and spring washer) Wiring tool (standard for the power supply unit) 1.4.2 Replaceable Components The following components are replaceable:...

  • Page 17: Replacement

    ● Contact the agent or sales representative if components need to be replaced within the warranty. The components will be replaced or repaired according to Inovance policies. To prevent electric shock, cut off the power supplies of all the devices before ●...

  • Page 18: Replacing The Drive Unit

    Routine Maintenance c. Pull leftward to remove the power supply unit. 2. Installation Install the power supply unit in the reverse order of the removal process. Reserve clearance of 20 mm on the left of the power supply unit. 1.4.3.2 Replacing the Drive Unit 1.

  • Page 19: Replacing The Filter Module

    Routine Maintenance b. Press the snap‑fit joint on the top of the drive unit to detach it from the T‑BUS base, and remove the drive unit by rotating it around the rotating shaft. 2. Installation Install the drive unit in the reverse order of the removal process. 1.4.3.3 Replacing the Filter Module 1.

  • Page 20: Replacing The Expansion Card

    Routine Maintenance b. Use a Phillips screwdriver to remove the two M4x12 screws. 2. To install the filter module, do as follows: Install the filter module in the reverse order of the removal process. 1.4.3.4 Replacing the Expansion Card The expansion card is installed on the power supply unit. P P r r e e r r e e q q u u i i s s i i t t e e s s Before replacement, disconnect the I/O signal cable or network cable from the expan‑...

  • Page 21: Replacing The Fan

    Routine Maintenance a. Insert a straight screwdriver into the recess of the expansion card, and pry out the card to the left with proper force. 2. To install the expansion card, do as follows: Install the expansion card in the reverse order of the removal process. 1.4.3.5 Replacing the Fan Fans of both the power supply unit and the drive unit can be replaced in the same way.

  • Page 22: Replacing The T-Bus Base

    Routine Maintenance 1.4.3.6 Replacing the T-BUS Base The T‑BUS base is used to install the drive unit. P P r r o o c c e e d d u u r r e e 1. Power off the AC drive. Remove the output terminals of the drive unit whose T‑BUS base is to be replaced and the drive unit on its right, and the STO terminal (option‑...
  • Page 23 Routine Maintenance 3. Pull rightward to remove the drive unit whose T‑BUS base is to be replaced and the drive unit on its right. 4. Press the U‑shaped snap‑fit joint of the drive unit to detach it from the snap‑fit joint of the T‑BUS base, and remove the drive unit by rotating it around the rotating shaft.
  • Page 24 Routine Maintenance 5. Install a new T‑BUS base. 6. Use a Phillips screwdriver to tighten the two M4X12 screws. 7. Install the removed drive unit to the T‑BUS base until the snap‑fit joint is in the position. ‑23‑...

  • Page 25: Storage And Warranty

    Routine Maintenance 8. Install the other drive unit on the right and tighten the screws. 9. Install the output terminals and STO terminals (optional) back to the drive unit. 1.4.4 Storage and Warranty Storage For storage of the AC drive for a short or long period, observe the following: ‑...
  • Page 26 Routine Maintenance To store the drive, pack the drive with the original packing box provided by ● Inovance. Do not expose the drive to the environment with moisture, high temperature, or ● direct sunlight for a long time. If the drive is not switched on for more than one year, repair the electrolytic ●...

  • Page 27: Warranty

    Damage caused by force majeure (natural disaster, earthquake, and lightning ● strike) and second damage caused thereof The maintenance fee is charged according to the latest Price List of Inovance. If otherwise agreed upon, the terms and conditions in the agreement shall prevail. ‑...

  • Page 28: Troubleshooting

    Example of a fault code: ● Example of an alarm code: ● Do not repair or modify the drive by yourself. If the fault cannot be eliminated, contact the agent or Inovance. 2.1.2 Restart After Faults Table 2–1 Restart after faults Stage Description...
  • Page 29 Troubleshooting Stage Description Solution Reset mode 1. Set the DI hardware source (F4‑ to clear faults 00, F4‑02, F4‑04, F4‑06, F4‑08, F4‑ 10, F4‑12, or F4‑14) to a hardware I/O. Set any of F4‑01, F4‑03, F4‑05, F4‑ 07, F4‑09, F4‑11, F4‑13, and F4‑15 to 9 (fault reset).

  • Page 30: Solutions To Common Faults

    The switched‑mode Check the bus voltage. power supply (SMPS) on the driver board of the AC drive is faulty. The control board or Contact the agent or Inovance operating panel is for technical support. faulty. The rectifier module is damaged.
  • Page 31 The fan is damaged or Replace the fan or clean the the ventilation duct is ventilation duct. blocked. Components Contact the agent or Inovance (thermistor or others) for technical support. inside the drive are damaged. The motor does not The motor or motor...

  • Page 32: Troubleshooting In Different Control Modes

    Troubleshooting Fault Possible Cause Solution The motor coasts to The overvoltage stall If a braking resistor is stop or the brake protection takes configured, disable the fails during effect. overvoltage stall protection deceleration or function by setting F3‑23 to 0. deceleration to stop.
  • Page 33 Troubleshooting Problem Solution Slow in torque/speed 1. To shorten the response time in the torque/speed control control mode and mode, increase the value of F2‑03 (speed loop proportional gain) great motor speed by the step value of 10 or decrease the value of F2‑04 (speed fluctuation at the loop integral time) by the step value of 0.05.

  • Page 34: List Of Fault Codes

    Clean the ventilation duct. Drive is blocked. E14.00/ overtempera 1: Fault 1: Fault The fan is damaged. Replace the damaged fan. A14.00 ture The thermistor is Contact Inovance for technical damaged. support. The module is Contact Inovance for technical damaged. support. ‑33‑...
  • Page 35 Troubleshooting Default Fault Level Fault Reset Fault Name Fault Cause Solution Range code table Level Ensure that the RS‑485 cable is connected properly. Ensure that the RS‑485 cable is free Modbus Modbus from interference. E16.01 communica 1: Fault 1: Fault communication Ensure that the value of Fd‑04 for the tion timeout...
  • Page 36 Troubleshooting Default Fault Level Fault Reset Fault Name Fault Cause Solution Range code table Level An abnormality Abnormality occurs when the during The power supply unit is faulty. drive unit receives receiving of Contact the technical support E16.14 1: Fault 1: Fault interactive data interactive...
  • Page 37 1: Fault card connection the master station is running connection times out. properly. failure Ethernet An error occurs on Contact the agent or Inovance. E16.82 hardware 1: Fault 1: Fault the Ethernet error hardware. MAC address The MAC address is Contact the agent or Inovance.
  • Page 38 Troubleshooting Default Fault Level Fault Reset Fault Name Fault Cause Solution Range code table Level Parameter An error occurs The EEPROM chip is damaged. read from the during parameter E21.02 1: Fault 1: Fault Contact the manufacturer to replace EEPROM reading.
  • Page 39 Troubleshooting Default Fault Level Fault Reset Fault Name Fault Cause Solution Range code table Level The power supply Continuous unit detects that the frame loss on drive unit and the I/ Check the wiring and eliminate the 2: Warning A98.03 drive unit and O expansion card Warning...

  • Page 40: List Of Fault Codes For The Drive Unit

    Solution Range Code Name Fault Level STO type 0: Coast to 0: Coast to recogni The driver board is Contact the agent or Inovance. E01.06 stop stop tion abnormal. failure AC drive axis type 0: Coast to 0: Coast to The driver board is Contact the agent or Inovance.
  • Page 41 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level The output circuit of the Check the motor and interruption AC drive is grounded or contactor and make sure that they are short‑circuited. not short‑circuited. The control mode is FVC Set the motor parameters according or SVC but parameter to the motor nameplate and perform...
  • Page 42 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level The output circuit of the Check the motor and interruption AC drive is grounded or contactor and make sure that they are short‑circuited. not short‑circuited. The control mode is FVC Set the motor parameters according or SVC but parameter to the motor nameplate and perform...
  • Page 43 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level The output circuit of the Check the motor and interruption AC drive is grounded or contactor and make sure that they are short‑circuited. not short‑circuited. The control mode is FVC Set the motor parameters according or SVC but parameter to the motor nameplate and perform...
  • Page 44 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level The output circuit of the Check the motor and make sure that AC drive is grounded or the motor circuit is not short‑circuited short‑circuited. or disconnected. The control mode is FVC Set the motor parameters according or SVC but parameter...
  • Page 45 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level The output circuit of the Check the motor and make sure that AC drive is grounded or the motor circuit is not short‑circuited short‑circuited. or disconnected. The control mode is FVC Set the motor parameters according or SVC but parameter...
  • Page 46 In this case, The AC drive suffers remove the external interference to external interference. clear the fault. If no external interference source is found, the driver board or Hall device might be damaged. Contact Inovance for replacement. ‑45‑...
  • Page 47 In this case, The AC drive suffers remove the external interference to external interference. clear the fault. If no external interference source is found, the driver board or Hall device might be damaged. Contact Inovance for replacement. ‑ ‑...
  • Page 48 In this case, The AC drive suffers remove the external interference to external interference. clear the fault. If no external interference source is found, the driver board or Hall device might be damaged. Contact Inovance for replacement. ‑47‑...
  • Page 49 In this case, The AC drive suffers remove the external interference to external interference. clear the fault. If no external interference source is found, the driver board or Hall device might be damaged. Contact Inovance for replacement. ‑ ‑...
  • Page 50 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level The input grid voltage is Adjust the voltage to the normal too high. range. Remove the external force or install a braking resistor. The maximum rise frequency during External force drives the overvoltage stall suppression (F3‑26) motor during...
  • Page 51 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level Ensure that the overvoltage stall suppression function (F3‑23) is enabled. The value of F3‑22 (Overvoltage stall The overvoltage stall action voltage) is too large. Change it suppression parameters to a value ranging from 770 V and 700 are set improperly.
  • Page 52 Adjust the voltage to a value within AC drive is beyond the the normal range. specified range. Undervolt 0: Coast to 0: Coast to Contact Inovance for technical The bus voltage is E09.00 stop stop support. abnormal. The power supply unit,...
  • Page 53 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level 0: Coast to An external fault signal Eliminate external faults and ensure stop is input through the that restart (F8‑21) is allowed under External multi‑functional DI (NC). the mechanical condition for reset.
  • Page 54 The current sampling of E18.01 stop stop current sampling circuit is damaged. circuit the drive is abnormal. If yes, contact the agent or Inovance fault for technical support. Error in auto‑ tuning of An error occurs during magnetic 0: Coast to auto‑tuning of the...
  • Page 55 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level Stator Check whether the motor is resist 0: Coast to connected. ance An error occurs during 0: Coast to E19.06/ stop Ensure that rated motor current quick auto‑tuning of the stator stop...
  • Page 56 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level Error in auto‑ tuning of Set F1‑03 (Rated motor current) according to the motor nameplate. magnetic pole An error occurs during Decrease the value of F2‑29 (Initial position 0: Coast to auto‑tuning of the...
  • Page 57 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level Opera An error occurs during tion on The EEPROM chip is damaged. 0: Coast to 0: Coast to parameter reading and E21.03 Contact the manufacturer to replace stop stop writing.
  • Page 58 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level Hardware overcur rent detected Hardware overcurrent is during Check whether the cable or motor is detected during short 0: Coast to 0: Coast to short short‑circuited to ground. Ensure that E23.01 circuit to ground stop...
  • Page 59 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level Output overcur rent detected Lower bridge during overcurrent is detected Check whether the cable or motor is 0: Coast to 0: Coast to short during short circuit to short‑circuited to ground.
  • Page 60 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level 1. Eliminate the power supply unit faults, such as input phase loss and overtemperature. 2. Check the I/O terminal configuration of the power supply unit. Check the terminal configuration of the power supply unit.
  • Page 61 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level 0: Coast to Cumula stop tive The cumulative power‑ E29.00/ Clear the record through parameter Decelerate power‑on Decelerate on time reaches the set A29.00 initialization. to stop time to stop value.
  • Page 62 Check the wiring of STO1 and STO2. E47.02 inconsis stop stop are disconnected. tency fault Undervoltage or 0: Coast to 0: Coast to Contact Inovance for technical power E47.03 overvoltage occurs on stop stop support. supply the STO circuit. fault 0: Coast to...
  • Page 63 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level Ensure that the brake release signal and brake apply signal of the AC drive is correctly transmitted to the brake Brake The brake apply 0: Coast to 0: Coast to device.
  • Page 64 Troubleshooting Fault Level Fault Fault Default setta Cause Solution Range Code Name Fault Level Check whether the power supply unit Selected and expansion cards are firmly DO/RO The selected DO/RO installed. 4: Warning 4: Warning A99.02 hardware hardware resource does Check whether the DO/RO hardware resource not exist.
  • Page 65 *19011495A04*...

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