Inovance MD520 Series Safety Function Manual
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Inovance MD520 Series Safety Function Manual

General-purpose ac drive
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Summary of Contents for Inovance MD520 Series

  • Page 1 <Original instructions>...

  • Page 2: Preface

    The MD520 series AC drive can implement the STO safety function and control the safety function through an external terminal (referred to as a local trigger in this document).
  • Page 3 Preface Name Description Data Code MD520 Series AC Drive 19011716 Presents the communication modes, Communication Guide networking, and communication settings of the AC drive. MD520 Series AC Drive 19011717 Presents the function applications, Function Guide communication, fault codes, and parameters of the AC drive.

  • Page 4: 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 Safety Precautions .
  • Page 5 Table of Contents 5.7.3.1 Backplate Mounting ..........55 5.7.3.2 Through‑Hole Mounting .

  • Page 6: Safety Precautions

    3. Use the AC drive according to the designated environment requirements. Damage caused by improper use is not covered by warranty. 4. Inovance shall take no responsibility for any physical injuries or property damage caused by improper use. Safety levels and definitions Indicates that failure to comply with the notice will result in severe injuries or even death.
  • Page 7 Safety Precautions Before unpacking, check whether the packing is intact without damage, water seepage, ● damp, and deformation. Unpack the package by following the unpacking sequence. Do not strike the package ● violently. When unpacking, check the surface of the equipment and accessories for damage, rust, ●...
  • Page 8 Safety Precautions Read through the guide and safety precautions before installation. ● Do not install this equipment in places with strong electric or magnetic fields. ● Before installation, make sure that the installation position is mechanically strong ● enough to bear the weight of the equipment. Failure to comply may result in mechanical hazards.
  • Page 9 Safety Precautions Never connect the input power cable to output terminals of the product or other ● equipment. Failure to comply may result in equipment damage or even fire. When connecting a drive to a motor, ensure consistency of terminal phase sequences ●...
  • Page 10 Safety Precautions Do not touch the housing, fan, or resistor of the equipment to check temperature. ● Failure to comply may result in burns. During operation, prevent metal and other foreign objects from falling into the ● equipment. Failure to comply may result in fire or equipment damage. Maintenance Never allow non-qualified personnel to install, wire, inspect or maintain the equipment ●...
  • Page 11 Safety Precautions Disposal Dispose of retired equipment in accordance with local regulations and standards. ● Failure to comply may result in property damage, physical injuries, or even death. Recycle retired equipment in accordance with waste disposal standards of the industry ●...

  • Page 12: General

    General General STO Safety Function Safety function for safety drives ● The Safe Torque Off (STO) function immediately blocks the motor torque or power output in electronic mode according to input signals from external devices. This function complies with stop category 0 in EN 60204‑1. If the motor is still rotating when the STO function is enabled, the motor will coast to a standstill.

  • Page 13: Precautions For Use

    General Machinery Directive 2006/42/EC (functional safety) Standard IEC61800-5-2 in second environment Safety standards ● Safety Standard Model Reference IEC 61508:2010 MD520**** Functional safety ISO 13849-1:2015 ISO 13849-2:2012 IEC 62061:2021 IEC 61800-3:2017 EN 61508:2010 EN ISO 13849-1:2015 EN ISO 13849-2:2012 EN IEC 62061:2021 EN IEC 61800-3:2018 IEC 61000-6-7:2014 IEC 61326-3-1:2017...
  • Page 14 General the drive or inverter. Failure to comply with the safety precautions may result in damage to equipment, physical injuries, or even death. Read this section before starting installation. The figures, pictures, and examples in this guide are for reference only, and may not be applicable to all products covered by this guide.
  • Page 15 General Before using the safety function, properly understand all the related information. ● Note If the safety function is used incorrectly or the safety function does not meet safety requirements at the site, physical injuries may arise. Safety measures Carefully read and observe the following important precautions when using the safety function: The STO function is not a substitute for the emergency stop (E‑stop) function.
  • Page 16 If this is unacceptable, stop the system using a proper mode instead of the STO function. This publication provides a guide on the application of Inovance STO function and ● also on the design of safety‑related systems for machinery control.
  • Page 17 General The following describes the residual risks related to the safety function of this equipment. Common residual risks Before shipping the equipment to end users, check the settings of safety-related ● parts using the programming tool and the display. Record and save the settings related to the safety monitoring function and the programming tool that you use.

  • Page 18: Product Information

    Product Information Product Information Nameplate and Model Number ⑦ Figure 2-1 Nameplate and designation rules Reactor Product name ① Null: See the description MD520: AC drive series below. -T: A DC reactor is provided, Voltage class ② and it is applicable to the T5 4T: Three-phase 380 V to 480 V ⑥...

  • Page 19: Cable Models

    ● If the recommended cable specifications for peripheral devices or optional parts exceed the applicable cable specification range, contact Inovance. To comply with the EMC standards, use shielded cables. Shielded cables are classified into the three‑conductor cables and four‑conductor cables, as shown in the following figure.
  • Page 20 Product Information Figure 2‑2 Recommended power cable types Recommended cables Table 2–1 Cable selection (three‑phase 380 V to 480 V) RST/UVW Tightening Ground Cable Torque Structure Model Screw Cable Size Cable Size N·m Cable Lug Cable Lug <1> <1> (lb.in) MD520‑4T0.4B(S) 3 x 0.75 TNR0.75‑4...
  • Page 21 Product Information RST/UVW Tightening Ground Cable Torque Structure Model Cable Size Cable Size Screw Cable Lug Cable Lug N·m <1> <1> (lb.in) MD520-4T75(B) (S) 3 x 95 GTNR95-12 GTNR50-12 (310.1) MD520-4T90(S) 3 x 120 GTNR120-12 GTNR70-12 MD520-4T110(S) 3 x 150 GTNR150-12 GTNR95-12 MD520-4T132(S)
  • Page 22 Product Information RST/UVW Ground Cable Structure Model Screw Cable Size Cable Size Cable Lug Cable Lug <2> <2> (AWG/mil) (AWG/mil) MD520‑4T45(B) (S) TLK120‑12 TLK70‑12 SQNBS180‑ MD520‑4T55(B) (S) TLK95‑12 SQNBS250‑ MD520‑4T75(B) (S) TLK120‑12 SQNBS250‑ MD520‑4T90(S) TLK300‑12 SQNBS150‑ MD520‑4T110(S) SQNBS150‑12 2 x 250 MD520‑4T132(S) 2 x 300 TLK185‑12...
  • Page 23 Product Information RST/UVW Ground Cable Structure Model Screw Cable Size Cable Size Cable Lug Cable Lug <1> <1> MD520‑2T90(S) 2 x (3 x 120) BC120‑12 BC120‑12 MD520‑2T110(S) 2 x (3 x 150) BC150‑12 BC150‑12 MD520‑2T132(S) 2 x (3 x 185) BC185‑16 BC185‑16 MD520‑2T160(S)
  • Page 24 Product Information Table 2–6 Appearance, models, and dimensions of TNR series cable lugs (unit: mm) Cable Size Current Crimping Model AWG/ Tool TNR0.75‑4 22 to 16 0.25 to 15.0 RYO‑8 AK‑1M TNR1.25‑4 22 to 16 0.25 to 15.8 1.65 ‑23‑...
  • Page 25 Product Information Table 2–7 Appearance, models, and dimensions of GTNR series cable lugs (unit: mm) Crimping Model Tool GTNR1.5‑5 16.0 RYO‑8 YYT‑8 GTNR2.5‑4 18.0 RYO‑14 GTNR2.5‑5 20.0 GTNR2.5‑6 10.2 20.0 GTNR4‑5 10.0 20.0 GTNR4‑6 10.0 20.0 GTNR6‑5 10.0 23.0 GTNR6‑6 10.0 26.0 GTNR6‑8...
  • Page 26 Product Information Crimping Model Tool GTNR120‑ RYC‑150 19.8 15.0 22.0 14.0 10.0 28.0 13.0 60.0 GTNR120‑ 19.8 15.0 22.0 16.0 10.0 28.0 17.0 64.0 GTNR150‑ 21.2 16.5 26.0 16.0 11.0 30.0 13.0 69.0 GTNR150‑ 21.2 16.5 26.0 16.0 11.0 30.0 17.0 69.0 GTNR185‑...

  • Page 27: Selection Of Control Circuit Cables

    Product Information Model 185‑10 18.5 33.5 16.5 10.5 16.5 185‑12 12.8 185‑14 14.7 185‑16 16.7 185‑20 18.8 20.7 14.3 240‑10 37.7 18.0 32.0 88.0 10.5 17.0 240‑12 12.8 240‑14 14.7 240‑16 16.7 240‑20 20.7 300‑10 28.0 23.0 41.0 18.0 37.0 97.0 10.5 17.0...

  • Page 28: Components

    Components Components Overview The AC drive is structured in either of the following types: Plastic structure for T1 to T6 models ● Sheet metal structure for T7 to T12 models ● Components of T1 to T6 Models Figure 3‑1 Components of T1 to T4 models ‑27‑...
  • Page 29 Components Figure 3‑2 Components of T5 and T6 models ‑ ‑...

  • Page 30: Components Of T7 To T9 Models

    Components Components of T7 to T9 Models Figure 3‑3 Components of T7 to T9 models Note The number and positions of cooling fans vary with AC drive models. For T7 models, one cooling fan is provided on the top. ● For T8 models, two cooling fans are provided on the top.

  • Page 31: Components Of T10 To T12 Models

    Components Components of T10 to T12 Models Figure 3‑4 Components of T10 to T12 models (without an output AC reactor) ‑ ‑...
  • Page 32 Components Figure 3‑5 Components of T10 to T12 models (with an output AC reactor) ‑31‑...

  • Page 33: Operating Panel

    Operating Panel Operating Panel LED Operating Panel Dimensions The following figures show the appearance and installation dimensions of the LED operating panel. Figure 4‑1 Outline dimensions of the LED operating panel for T1 to T4 models (unit: mm) Figure 4‑2 Outline dimensions of the LED operating panel for T5 to T12 models (unit: mm) Components The LED operating panel is used for displaying status and fault information and setting parameters.
  • Page 34 Operating Panel Figure 4‑3 Components of the operating panel Table 4–1 Components of the operating panel Name Name Status indicator Left shift key Secondary display OK key area Primary display area Right shift key Unit indicator Run key Menu indicator Decrement key Programming key Stop key...
  • Page 35 Operating Panel Name Function OK key Enters or confirms settings. Navigation key Under the multi‑function display: Pressing the left/ right shift key toggles the status of display. Under the parameter number display: Basic menu, user menu, and calibration menu: On ●...
  • Page 36 Operating Panel Status indicators Table 4–3 Status indicator description Indicator Status Indication FWD indicator steady ON The AC drive is running in the forward direction, or the reference direction is forward. REV indicator steady ON The AC drive is running in the reverse direction, or the reference direction is reverse.
  • Page 37 Operating Panel Indicator Status Indication DRIVE indicator steady ON Displayed in the secondary display area is a drive number. DRIVE indicator steady OFF Displayed in the secondary display area is not a drive number. AXIS indicator steady ON Displayed in the secondary display area is an axis number.
  • Page 38 Operating Panel Indicator Status Indication Indicator 1 steady ON The primary display area displays the basic menu. Indicator 2 steady ON The primary display area displays the user menu. Indicator 3 steady ON The primary display area displays the calibration menu.
  • Page 39 Operating Panel Actual Actual Actual Actual Display Display Display Display Data Data Data Data ‑ ‑ ‑ ‑ ‑ ‑ ‑...

  • Page 40: Installation

    Installation Installation Personnel Installation must be carried out by professionals who have received necessary electrical training. Environment For optimized performance and a long service life of the AC drive, install the AC drive in an environment that meets the following requirements. Table 5–1 Environment requirements Environment Requirement...

  • Page 41: Clearance

    ● Above 1000 m: Derate 1% for every additional 100 m. ● Above 2000 m for 0.4 kW to 3 kW models: Consult Inovance. Above 3000 m for 3 kW and above models. Consult Inovance. Vibration resistance Transportation with packages: compliant with Class 2M3 ●...
  • Page 42 Installation Figure 5‑2 Installing multiple AC drives (T1 to T9 models) side by side Table 5–3 Installation clearance Power Rating Clearance (mm) 0.4 kW to 15 kW A1 ≥ 10 18.5 kW to 22 kW A1 ≥ 10 30 kW to 37 kW A1 ≥...
  • Page 43 Installation Figure 5‑3 Installing one above another T10 to T12 models Figure 5‑4 Installation clearance ‑ ‑...

  • Page 44: Tools

    Note T10 to T12 models can only be installed in cabinets individually. They cannot be installed in a side‑by‑side or up‑down way. If side‑by‑side or up‑down installation is required, contact Inovance. Tools Tools for mechanical installation Table 5–5 Tools for mechanical installation (T1 to T12 models)
  • Page 45 Installation Screws Table 5–6 Specifications and quantities of screws (T1 to T9 models) Installation Method Specification Quantity Description (PCS) Backplate mounting Dependent on the Used to fix the AC drive onto mounting hole the wall diameter (provided by the user) Through‑hole Dependent on the Used to fix the AC drive onto...

  • Page 46: Unpacking And Transportation

    Upon receiving the AC drive from the transport company, check the items received against the delivery note. Notify the transport company immediately in the case of any missing or damaged items. If necessary, request support from Inovance or your local agent.
  • Page 47 Installation Figure 5‑5 Packing list for T1 to T6 models Name AC drive Cushion Carton Packing list for T7 to T9 models ● Figure 5‑6 Packing list for T7 to T9 models Name Cushion Carton ‑ ‑...
  • Page 48 Installation Name AC drive Plywood pallet Honeycomb cardboard Paper corner protector Packing list for T10 to T12 models T10 to T11 models are packed using cartons and plywood pallets. ● T12 models are packed using wooden crates. ● The following packing components are used: Packing list for T10 model ●...
  • Page 49 Installation Name Carton Bracket box Wooden pallet Carton User guide Bracket Plastic bag Corrugated cardboard Packing list for T11 model ● Figure 5‑8 Packing list for T11 model Name Packing belt Paper corner protector Honeycomb cardboard Corrugated cardboard 9 mm board ‑...
  • Page 50 Installation Name Paper column AC drive Paper column Wooden pallet Carton Bracket box Carton User guide Bracket Plastic bag Corrugated cardboard Packing list for T12 model ● Figure 5‑9 Packing list for T12 model Name Cover Corrugated cardboard Expanded polyethylene Wooden crate Bracket box AC drive...

  • Page 51: Transportation Before Unpacking

    Installation Name Bracket Plastic bag Corrugated cardboard 5.5.2 Transportation Before Unpacking T1 to T12 models Precautions for transporting T1 to T12 models: T1 to T6 models are relatively small and light and therefore can be handled ● manually. T7 to T12 models, however, must be transported with an appropriate lifting tool.

  • Page 52: Transportation And Hoisting After Unpacking

    Installation During transportation, keep the AC drive upright as indicated on the packaging ● box, as shown in the following figure. Figure 5‑11 Placing the AC drive 5.5.3 Transportation and Hoisting After Unpacking T1 to T6 models are relatively small and light and therefore can be handled manually. T7 to T12 models, however, must be transported with an appropriate hoisting tool.
  • Page 53 Installation Before vertical hoisting, make sure that all components of the AC drive, including ● the upper access cover and terminals, are fastened with screws. Failure to comply may result in fall‑off of the AC drive, causing injury. When hoisting the AC drive with a sling, protect the AC drive from excessive ●...

  • Page 54: Unpacking

    Installation Ensure that there is no stress on the positive and negative bus terminals. Figure 5‑13 Hoisting T10 to T12 models 2. Hook the sling to the hoisting lugs diagonally placed at the top of the AC drive, slowly put the AC drive upright for installation in the cabinet. Avoid stress on any side of the AC drive or placing it on an inclined surface.

  • Page 55: Storage

    For long time storage, cover the AC drive or take other appropriate measures to ● keep it from contamination and environmental influences. For storage, pack the AC drive with the original packing box provided by Inovance. ● Avoid exposing the AC drive to moisture, high temperature, or outdoor direct ●...

  • Page 56: Inspection Before Installation

    Installation T1 to T9 models support backplate mounting and through‑hole mounting. ● T10 to T12 models can be installed in a cabinet. ● 5.7.2 Inspection Before Installation Complete the following inspection items before installation. Table 5–10 Pre‑installation inspection checklist Item The installation position is mechanically strong enough to bear the weight of the AC drive.
  • Page 57 Installation Figure 5‑14 Backplate mounting (T1 to T6 models) Figure 5‑15 Backplate mounting (T7 to T9 models) ‑ ‑...

  • Page 58: Through-Hole Mounting

    Installation 5.7.3.2 Through-Hole Mounting T1 to T6 models 1. Frame the AC drive with the bracket and tighten the bracket fixing screws on both sides of the AC drive. The following figure shows an AC drive with a bracket mounted. 2.
  • Page 59 Installation The following figure shows an AC drive that is through‑hole mounted. T7 to T9 models 1. Fasten brackets from the two sides of the AC drive. The following figure shows an AC drive with brackets mounted. ‑ ‑...
  • Page 60 Installation 2. Fasten the AC drive onto the backplate of the control cabinet from the front of the control cabinet. The following figure shows an AC drive that is through‑hole mounted. ‑59‑...

  • Page 61: Installation In A Cabinet

    Installation 5.7.3.3 Installation in a Cabinet C C o o n n t t e e x x t t Use a nine‑fold profile cabinet (PS cabinet) to contain the AC drive. Nine‑fold profile cabinets employ assembled frames and therefore save the cost. Columns of the cabinets come with openings conforming to common standards and therefore simplify installation of fixing beams and reinforcements, making the cabinets versatile.
  • Page 62 Installation Figure 5‑16 Top view of a cabinet for T11 and T12 models To install a T11 or T12 model in a nine‑fold profile cabinet 600 mm in depth, fold the back mounting plate inward, as shown in " Figure 5–17 " on page 61 , to borrow the space of the column.
  • Page 63 Installation Figure 5‑18 Installing the bottom mounting bracket Drill holes for the mounting bracket and assemble the bracket on site if the cabinet is not a nine‑fold profile one. 3. Assemble the guide rails (model: MD500‑AZJ‑A3T10) and mount them on the cabinet.
  • Page 64 Installation Figure 5‑20 Mounting the guide rails on the cabinet 4. Remove the cover from the AC drive. For details about how to remove the cover, see "Removing the Cover". Remove the cover to access the auxiliary handle on the AC drive. 5.
  • Page 65 Installation Figure 5‑22 Pushing the AC drive into the cabinet 6. Remove the auxiliary strap, and drive screws into the four mounting holes on the back of the AC drive to fasten the AC drive to the fixing beams in the cabinet. Figure 5‑23 Fastening the AC drive to the fixing beams 7.

  • Page 66: Inspection After Installation

    Installation Figure 5‑24 Removing the air filter baffle 5.7.4 Inspection After Installation After the installation is completed, inspect the items in the following table and tick compliant items. Table 5–11 Post‑installation inspection checklist Item Compliance The anti‑tilt label is contact. The ceiling height meets the minimum requirements (for smooth ventilation).

  • Page 67: Main Circuit Terminals

    Installation Item Follow the proper electrostatic discharge (ESD) procedures and wear an antistatic wrist strap. Wiring‑related options, including cable shield brackets (applicable to T1 to T9 models), are available. 5.8.2 Main Circuit Terminals T1 to T9 models Figure 5‑25 Layout of main circuit terminals of T1 to T4 models L/L1 N/L2 Figure 5‑26 Layout of main circuit terminals of T2 models (single phase) Figure 5‑27 Layout of main circuit terminals of T1 to T4 models...
  • Page 68 Installation Figure 5‑28 Layout of main circuit terminals of T5 to T8 models Figure 5‑29 Layout of main circuit terminals of T9 models Table 5–13 Main circuit terminals of T1 to T9 models Name Mark Function R, S, T Three‑phase power input Used to connect to a three‑...

  • Page 69: Control Circuit Terminals

    Installation T10 to T12 models Figure 5‑30 Layout of main circuit terminals of T10 to T12 models Table 5–14 Main circuit terminals of T10 to T12 models Name Mark Function R, S, T Three‑phase power input Used to connect to a three‑ terminals phase AC input power supply +, ‑...
  • Page 70 Installation Figure 5‑31 Control circuit terminals ‑69‑...
  • Page 71 Installation Table 5–15 Description of control circuit terminals Type Name Mark Function Description +10V‑GND Power supply External +10 V The terminal is used to provide power supply +10 V power supply to an external unit with the maximum output current 10 mA. Generally, it is used to power an external potentiometer with resistance ranging from 1 kΩ...
  • Page 72 Installation Type Name Function Description Mark DI1‑OP Digital input Digital input 1 Photocoupler isolation and bipolar input DI2‑OP Digital input 2 Input impedance: 1.72 kΩ DI3‑OP Digital input 3 Voltage range for effective level input: 9 V to 30 V DI4‑OP Digital input 4 DI5‑OP...
  • Page 73 Installation Type Name Function Description Mark Auxiliary ports Expansion It is a 28‑conductor terminal used card terminal to connect optional cards, such as bus cards PG card It is used to connect the resolver, terminal differential, and 23‑bit encoders. It is used to connect the LCD Port for external operating panel (SOP‑20) and the...

  • Page 74: Inspection After Wiring

    Installation Note [Note 1] If the ambient temperature exceeds 23℃, the output current must be ● derated by 1.8 mA for every additional 1℃. The maximum output current is 170 mA at 40℃. When OP and 24V are shorted, the maximum output current is calculated by the following formula: 170 mA minus current over the DI.

  • Page 75: Electrical Wiring Diagram

    Installation Item Compliance The control circuit cables and main circuit power cables are routed separately. There are no screws, gaskets, or exposed cables left inside the equipment. 5.8.5 Electrical Wiring Diagram Figure 5‑32 Standard wiring diagram ‑ ‑...
  • Page 76 Installation Note " Table 5–15 Description of control circuit For details on S1 to S4 DIP switches, see ● terminals " on page 70 For three‑phase 380 V to 480 V AC drives, 0.4 kW to 75 kW models differ from 90 kW ●...

  • Page 77: Wiring

    Wiring Wiring Safety Cautions Failure to comply with the following safety cautions for wiring may lead to equipment damage, physical injuries, severe accidents, or even death. Strictly follow the following safety cautions. Danger Wiring must be carried out by professionals who have received necessary electrical ●...

  • Page 78: Sto Terminals (J14) And Wiring

    Wiring STO Terminals (J14) and Wiring Terminal arrangement and definitions The STO function is integrated in the control module, and its terminal arrangement and definitions are as follows. Figure 6‑1 STO terminal arrangement Table 6–1 STO terminals Name Mark Performance Requirements STO1 STO channel 1 Internal connection: By default,...
  • Page 79 Wiring Table 6–3 Electrical characteristics of safety input signals Item Description Characteristics ‑ Voltage range 24 VDC (±15%) Input current This is the value per 4 mA (Typ.) channel. ‑ "0" < 3 V, "1" > 15 V Standards of logic levels ‑...
  • Page 80 Wiring EMC requirements 1. To avoid short circuit between adjacent conductors, use shielded cables and connect the shield to the protective bonding circuit. Alternatively, use flat cables and connect a grounding wire between adjacent signal conductors. 2. Double‑shielded or single‑shielded twisted multi‑pair cable is recommended. 3.

  • Page 81: Safety Function

    Safety Function Safety Function Safety Function Overview The Safe Torque Off (STO) function immediately blocks the motor torque or power output in electronic mode according to input signals STO1 and STO2 from external devices. This function complies with stop category 0 in EN 60204‑1. If the motor is still rotating when the STO function is enabled, the motor will coast to a standstill.

  • Page 82: Triggering Sto In Local Mode

    Safety Function 7.3.2 Triggering STO in Local Mode To correctly use the input signals of the safety module, ensure that the system is correctly connected. If either the STO1 or STO2 signal is disconnected, the system enters the safe state. Table 7–1 STO function list STO2 Input STO1 Input...
  • Page 83 Safety Function Figure 7‑2 Safety function (STO2 trigger changed to OFF) ‑ ‑...

  • Page 84: Commissioning, Operation, And Maintenance

    Commissioning, Operation, and Maintenance Commissioning, Operation, and Maintenance Commissioning, Operation, and Maintenance Basic requirements Technical staff must be trained to understand the requirements and principles of ● designing and operating safety‑related systems. Execution and maintenance personnel must be trained on the requirements and ●...
  • Page 85 The required SIL/PL level of an implemented system is verified by using the specific safety calculator software. Verification program ● Inovance ensures that all the required safety functions are properly verified and confirmed. Never assume that the system is safe before verifying all the safety functions. ●...
  • Page 86 Commissioning, Operation, and Maintenance Once complete configuration and cabling are completed for the safety functions and the startup safety check is completed, execute the following functional testing program for each safety function: Set the system to the operational state when a safety function is requested. ■...
  • Page 87 Commissioning, Operation, and Maintenance Step Action Result Switch the disconnector off and then switch the input power supply on. 　 Test the STO1 or STO2 signal when the system stops: 1. Awake the STO function by disconnecting both the STO1 　...
  • Page 88 Commissioning, Operation, and Maintenance Step Action Result 　 Test the STO1 or STO2 signal when the system is under operation: 　 1. Awake the STO function by disconnecting both the STO1 and STO2 signals. Check whether the AC drive enters the STO activated state and displays STO.

  • Page 89: Maintenance

    Maintenance Maintenance Routine Maintenance 9.1.1 Daily Inspection Items Influence of ambient temperature, humidity, dust, and vibration will cause aging of components in the device, resulting in potential faults or shortened service life of the device. Therefore, carry out daily and periodic maintenance. More frequent maintenance is required if the device is used in harsh environments, including the following: High ambient temperature...

  • Page 90: List Of Periodic Inspection Items

    Maintenance Item Description Solution Checked Load Check whether the running Check whether the motor parameters are ● current of the AC drive exceeds set correctly. the rated current of the AC drive Check whether the motor is overloaded. ● and motor. Check whether the mechanical vibration ●...

  • Page 91: Main Circuit Insulation Test

    Maintenance Inspection Item Description Solution Checked Peripheral devices such Check devices for loose connection Replace abnormal peripheral ● as electromagnetic and abnormal noise during devices. contactor operation. Check peripheral devices for short ● circuit, water stains, swelling, and cracks. Ventilation Check whether ventilation and Clean the ventilation.

  • Page 92: Replacement Of Quick-Wear Parts

    Maintenance Disconnect the optional grounding screw of VDR before any voltage resistance test; failure to comply may result in test failure. Replacement of Quick-Wear Parts 9.3.1 Service Life of Quick-Wear Parts Quick‑wear parts of the AC drive include the cooling fan and electrolytic capacitor. Their lifetime is related to the operating environment and maintenance.
  • Page 93 Maintenance Table 9–1 Quantity of cooling fans Quantity Model T1 (0.4 kW to 1.1 kW) T1 (1.5 kW to 3.0 kW) T3 (7.5 kW) T5 to T7 T3 (11 kW) T8 to T10 T11 to T12 Removing and Installing Cooling Fans of T1 to T6 Models Removing Press the snap‑fit joint of the fan cover and remove the cover.
  • Page 94 Maintenance Installing Note Install the fan in reverse order of removal. Pay attention to the fan direction. Plug the power cable plug of the fan into the fan socket. Align the four fixing holes at the bottom of the fan with the positioning pins on the drive to place the fan.
  • Page 95 Maintenance After replacement, check that the air flows upwards. Removing and installing cooling fans of T7 to T9 Models Note The quantity and layout of cooling fans vary with models, but the fans can be removed or installed in the same way. Removing Disconnect the power cable plug of the fan from the fan socket...
  • Page 96 Maintenance Use a screwdriver to remove the four fixing screws from the fan cover. Remove the fan cover and fan from the AC drive. Installing Install the fan in reverse order of removal and ensure the correct direction of the fan. ‑95‑...
  • Page 97 Maintenance Align the fixing holes of the fan cover and the fan with those on the AC drive to install them. After replacement, check that the air flows upwards. Removing and installing cooling fans of T10 to T12 models Removing Remove the six fixing screws from the cover, hold the cover with two hands, and lift it along...
  • Page 98 Maintenance Disconnect the power cable plug of all fans. Remove the three fixing screws from the fan box and pull out the fan box in the direction of arrow. Remove the four fixing screws from each fan cover and remove the fan.

  • Page 99: Replacing The Filter Electrolytic Capacitor

    Storage and Warranty Storage To store the AC drive properly, observe the following: For storage, pack the AC drive with the original packing box provided by Inovance. ● Avoid exposing the AC drive to moisture, high temperature, or outdoor direct ●...
  • Page 100 Using the AC drive beyond recommended specifications ● Force majeure (natural disaster, earthquake, and lightning strike) and secondary ● damages The repair fee is charged according to Inovance's standardized price list. If there is an agreement, the agreement prevails. ‑99‑...

  • Page 101: Troubleshooting

    Troubleshooting 10.1 Troubleshooting See the following table for the causes and solutions of failures. If the problem cannot be solved through the solutions in the following table, contact Inovance for technical support. Table 10–1 Fault causes and solutions Fault Code...
  • Page 102 *19011795A00* Add.：Inovance Headquarters Tower, High-tech Industrial Shenzhen Inovance Technology Co., Ltd. Park,Guanlan Street, Longhua New District, Shenzhen www.inovance.com Tel: (0755) 2979 9595 Fax: (0755) 2961 9897 Suzhou Inovance Technology Co., Ltd. Add.：No. 16 Youxiang Road, Yuexi Town, Wuzhong District, Suzhou 215104, P.R. China www.inovance.com...

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