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General| Frequency Range | 0-400 Hz |
|---|---|
| Cooling Method | Fan Cooled |
| Enclosure Rating | IP20 |
| Protection Features | Overvoltage, Undervoltage, Short Circuit, Overheating |
| Operating Temperature | -10°C to 50°C |
| Humidity | 5-95% (Non-condensing) |
| Storage Temperature | -20°C to 60°C (-4°F to 140°F) |
Explains the meaning of safety symbols used in the manual, such as Danger, Warning, and Caution.
Provides general safety instructions to avoid unsafe operating conditions, property damage, injury, or death.
Details on identifying the inverter model and specifications via the rating label.
Illustration and identification of the inverter's components like keypad, inverter body, and cooling fan.
Details ideal environmental and operational conditions for the inverter's lifespan and reliability.
Guidelines for choosing and preparing the installation location, including weight support and air circulation clearances.
Information on selecting appropriate power and signal cables for safe and reliable operation.
Sequence of steps for equipment installation and testing the product.
Illustrates a typical system configuration showing the inverter and peripheral devices.
Procedures for mounting the inverter on a wall or inside a panel, considering clearance specifications.
Instructions for connecting power and control cables to the inverter terminals, including safety precautions.
Instructions for correctly installing the ground connection for the inverter and motor.
Details the terminal layout and wiring connections for the power terminal block.
Shows the detailed layout of control wiring terminals and control board switches.
Explains how to select PNP or NPN modes for sequence inputs using the selection switch.
Procedure to re-assemble the cover after completing wiring and basic configurations.
A checklist to verify safe and correct installation of the inverter.
Instructions to follow after the post-installation checklist to test the inverter's functionality.
Describes the keypad layout, including the display and operation keys.
Lists display part names and their functions, along with character representations.
Lists the names and functions of the keypad's operation keys like RUN, STOP/RESET, ENT, ESC.
Introduces the control menu structure using groups and their descriptions.
Explains how to navigate between groups and codes, and set parameter values.
Details how to switch between groups and codes using the keypad's navigation keys.
Provides an example of navigating directly to a specific code number within a group.
Explains how to enable/disable features by setting or modifying parameter values.
Describes how the [ESC] key can be configured for various functions, like jog operation.
Provides examples for basic operations like acceleration time and frequency reference configuration.
Demonstrates how to modify the ACC (Acceleration time) code value.
Demonstrates configuring a frequency reference value using the keypad.
Demonstrates setting frequency using the keypad and operating via terminal input.
Demonstrates setting frequency using a potentiometer and operating via terminal input.
Explains how to monitor the inverter's operation status.
Demonstrates how to monitor the output current in the Operation group using the keypad.
Demonstrates how to monitor fault trip conditions in the Operation group using the keypad.
Configures the inverter to allow setup or modification of frequency reference using the keypad.
Configures inverter to allow input voltages at terminal block (V1, V2) for frequency reference setup.
Configures the inverter to limit a motor's rotation direction.
Configures the inverter to start operating automatically after power-up.
Describes the typical method used to stop a motor by decelerating to 0Hz.
Configures the inverter to apply DC braking during motor deceleration.
Selects various devices like keypad, terminal, or communication as command input devices.
Selects the keypad as a command input device to send command signals to the inverter.
Selects multi-function terminals as a command input device for forward/reverse run commands.
Selects multi-function terminals for run and rotation direction commands.
Selects internal RS-485 communication as a command input device.
Configures switching between local and remote operation modes using the [ESC] key.
Configures motors to prevent running in only one direction.
Sets a power-on command to start inverter operation after powering up.
Sets reset and restart operations for inverter operation following a fault trip.
Configures Acc/Dec times based on maximum frequency or operation frequency.
Sets Acc/Dec time values based on maximum frequency, not operation frequency.
Sets Acc/Dec times based on the time required to reach the next step frequency.
Configures multi-step Acc/Dec times via a multi-function terminal.
Switches between two different Acc/Dec times by configuring the switch frequency.
Configures Acc/Dec gradient level patterns to enhance acceleration and deceleration curves.
Configures multi-function input terminals to stop acceleration or deceleration.
Configures output voltages, gradient levels, and patterns for target output frequency.
Configures inverter to increase/decrease output voltage at a fixed rate for different frequencies.
Provides non-linear acceleration/deceleration patterns for loads like fans and pumps.
Allows configuration of user-defined V/F patterns for special motors.
Enables users to adjust output voltage during low-speed operation or motor start.
Adjusts output voltage to improve low-speed torque or starting properties.
Automatically calculates output voltage for torque boost based on motor parameters.
Adjusts output voltage if operation is unavailable due to low output voltage.
Sets output voltage when motor's rated voltage differs from inverter input voltage.
Selects the start mode to use when the operation command is input with the motor stopped.
A general acceleration mode where the motor accelerates to the frequency reference.
Supplies DC voltage for a set time to provide DC braking before acceleration.
Selects a stop mode to stop the inverter operation.
A general stop mode where the motor decelerates to 0Hz and stops.
Stops the motor by supplying DC power when the operation frequency reaches a set value.
Stops output to the motor using a stop command; motor slows due to residual inertia.
Adjusts deceleration gradient or reaccelerates motor to reduce regenerated energy.
Limits operation frequency by setting maximum, start, upper, and lower limits.
Sets the lower and upper limits for speed unit parameters.
Sets upper and lower frequency limits for all speed unit parameters.
Avoids mechanical resonance frequencies by jumping through frequency bands.
Applies two types of operation modes and switches between them as required.
Configures filter time constants and input terminal types to improve response.
Shares input and output devices between multiple inverters.
Controls multiple inverters with one keypad.
Creates a user-defined group and registers user-selected parameters.
Allows temporary control of the inverter using multi-function terminals or the keypad.
Lists parameter settings for forward jog operation using multi-function terminals.
Starts operation using a terminal set for forward or reverse jog.
Allows jog operation to start by pressing the [RUN] key after configuring settings.
Controls Acc/Dec time through input at the multi-function terminal block.
Latches signal input and is used when operating the inverter with a push button.
Allows operation commands to be entered only in safe mode for careful control.
Maintains torque during application and release of brakes on lift-type loads.
Compensates for motor slip as load increases to maintain constant speed.
Uses PID control for automated system process control to maintain speed, pressure, flow, temperature, and tension.
Controls output frequency through automated system process control.
General acceleration occurs until set frequency; PID operation begins when controlled variables increase.
PID operation sleep mode starts if operation continues at a frequency lower than the set condition.
PID operation stops and switches to general operation when a multi-function terminal is turned on.
Measures motor parameters automatically for auto torque boost or sensorless vector control.
Operation to carry out vector control without rotation speed feedback for induction motors.
Sets up sensorless vector control operation for induction motors.
Carries out vector control without rotation speed feedback for PM synchronous motors.
Matches rotor position calculated by the inverter with the actual rotor position.
Sets up sensorless vector control mode for PM synchronous motors.
Provides guidance for running PM synchronous motors in sensorless vector control mode.
Maintains DC link voltage during power interruptions using regenerative energy.
Controls the motor to maintain the preset torque value.
Saves energy by reducing voltage supplied to motors during low-load conditions.
Reduces output voltage when inverter output current is lower than no-load current.
Automatically calculates energy saving amount based on rated motor current.
Prevents fault trips when inverter output voltage is disconnected and the motor is idling.
Automatically restarts the inverter when a trip condition is released after stopping.
Adjusts motor operational noise by changing carrier frequency settings.
Used when a single inverter operates two motors.
Switches the power source for the motor from inverter output to main supply or vice versa.
Turns the inverter's heat-sink cooling fan on and off.
Selects the frequency for inverter input power.
Uses read, write, and save function parameters to copy parameters between inverter and keypad.
Resets parameters to factory default settings on all or selected groups.
Hides parameters after registering and entering a user password.
Prevents unauthorized modification of parameter settings.
Displays parameters different from factory defaults to track changes.
Creates a user-defined group and registers user-selected parameters.
Easily sets up basic motor parameters required to operate a motor in a batch.
Configures LCD keypad related features.
Sets multi-function input to timer and controls output relay/terminal based on timer settings.
Controls the On/Off operation of electronic brake load system.
Sets reference values for analog input and control output relay or terminal status.
Prevents braking during regeneration process in press operations.
Provides output of 0–10V voltage, 4–20mA current, or 0–32kHz pulse.
Adjusts output size by selecting an output option at the AO terminal.
Selects output item and adjusts pulse size for the TO (Pulse Output) terminal.
Configures digital outputs and relay functions.
Sets reference values for output terminal and relay functions.
Sets on-delay and off-delay times for output terminal and relay operations.
Selects the language displayed on the LCD keypad.
Monitors inverter operation condition using the LCD keypad.
Selects items to display on the top-right side of the LCD keypad screen.
Monitors inverter and fan operation time.
Explains protection features for the inverter, categorized into motor protection and inverter malfunction protection.
Categorizes protection features for overheating damage to the motor.
A protective function predicting motor temperature rise based on heat characteristics.
Warns or trips when the motor reaches an overload state based on rated current.
Prevents motor stall caused by overloads by adjusting inverter operation frequency.
Categorizes protection features against inverter malfunction.
Prevents overcurrents from open-phase in input power supply or output.
Allows the inverter to stop operation when abnormal operating conditions arise.
Activates protective function when inverter input current exceeds rated current.
Selects inverter operation for situations when the speed command is lost.
Describes the braking resistor circuit integrated inside the inverter.
Identifies underload fault trips and warnings.
Detects cooling fan faults.
Registers a capacitance reference for inspection.
Stops output and trips when inverter input power is lost and DC link voltage drops.
Stops operation when the multi-function input terminal is set as the output block signal terminal.
Restarts the inverter using the keypad or analog input terminal to reset the trip status.
Checks component diagnosis for inverter replacement needs.
Sets inverter operation mode upon communication error or option card detachment.
Performs protective operation when the motor is disconnected from the inverter output terminal.
Displays trip notification for low voltage trip, even if DC Link voltage is higher than trip level.
Lists types of faults and warnings that can occur with the WD4X inverter.
Explains how to control the inverter with a PLC or computer using RS-485 communication.
Explains RS-485 communication standards and features like multi-drop link system.
Describes the PLC or computer as master and inverter as slave device in an RS-485 system.
Instructions for connecting RS-485 communication line to S+/S-/SG terminals.
Sets communication parameters after connecting communication lines properly.
Selects RS485 communication as command source and sets parameters for operation command and frequency.
Configures command loss decision standards and protective operations during communication problems.
Controls multi-function input using a communication address.
Saves changes made via communication, retaining values after power cycle.
Lists communication areas and their memory maps.
Defines parameter groups for data transmission using communication function group addresses.
Explains built-in RS-485 communication protocols: INV485 and Modbus-RTU.
Describes how the slave device responds to read/write requests from the master.
Details the Modbus-RTU protocol structure.
Lists common area parameters for communication.
Lists common area parameters for WD4X expansion.
Parameters for monitoring inverter status, capacity, voltage, etc.
Parameters for controlling inverter operation, including frequency and command source.
Parameters for controlling inverter memory, including saving and initialization.
Lists all function settings for WD4X series inverter.
Lists functions used in the basic keypad mode.
Lists functions related to motor drive control.
Lists basic functions for inverter operation.
Lists expanded functions for specific applications.
Lists functions for controlling sensorless vector features.
Lists functions related to input terminals, including digital and analog inputs.
Lists functions related to output terminals, such as relays and analog outputs.
Lists functions for RS-485 or other communication options.
Lists features for operating a second motor.
Lists functions for implementing simple sequences using various function blocks.
Lists function block settings for user sequences.
Groups related to LCD keypad operation.
Configures trip mode settings.
Configures various settings related to the LCD keypad.
Explains how to troubleshoot problems with inverter protective functions, fault trips, or warnings.
Explains how to interpret and handle inverter trips and warnings.
Lists protection functions related to output current and input voltage.
Provides a table of possible causes and remedies for fault trips.
Explains how to replace the cooling fan, perform regular inspections, and store/dispose of the product.
Lists regular inspection procedures for the inverter.
Details daily inspection items, methods, standards, and equipment.
Details annual inspection items and methods.
Details bi-annual inspection items and methods.
Provides guidance on storing and disposing of the product.
Instructions for storing the product for extended periods, including environmental conditions.
Guidelines for disposing of the product as industrial waste and recycling materials.
Provides detailed technical specifications for the WD4X series inverter.
Lists electrical specifications for the inverter's input and output.
Provides detailed specifications of the product, including control methods and functions.
Shows external dimensions of the inverter in IP66/N4X type.
Lists external protection devices (e.g., circuit breakers) not provided with the inverter.
Lists specifications for fuses and reactors used with the inverter.
Details terminal screw sizes and recommended torque for input/output and control circuits.
Lists specifications for braking resistors.
Explains current derating based on carrier frequency and input voltage.
Shows the inverters' heat emission characteristics by product capacity.
Provides warranty information, including product details, period, and service information.
Outlines cases where a service fee will be incurred for malfunctions.
