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General| Protection Level | IP20 |
|---|---|
| Cooling Method | Forced air cooling |
| Operating Temperature | -10°C to +50°C |
| Storage Temperature | -20°C to +65°C |
| Output Voltage | 0V-Input Voltage |
| Output Frequency | 0~600Hz |
| Control Mode | V/F control |
| Overload Capacity | 150% for 60 seconds |
| Braking Unit | Built-in |
| Communication | RS485, Modbus |
| Protection Features | Overvoltage, undervoltage, overcurrent, overload, short circuit, overheating |
| Humidity | 5%~95% (non-condensing) |
| Altitude | ≤1000m (derating required above 1000m) |
Details safety measures for wiring, before power-on, during operation, and maintenance.
Explains the naming convention for product models.
Describes the information found on the inverter's nameplate, emphasizing the barcode.
Lists product specifications and technical data for different inverter models.
Provides schematic diagrams and dimensions for product appearance and installation.
Offers a table for selecting appropriate brake resistors based on model specifications.
Details the warranty period, terms, and conditions for product repair and service.
Presents a schematic diagram of the standard inverter wiring with precautions.
Describes the main circuit terminals and their function instructions.
Explains the control circuit terminal layout and function descriptions.
Introduces the operation panel, its buttons, and LED indicators for inverter control.
Details parameters for basic inverter functions like motor control and frequency sources.
Covers parameters related to inverter start, stop, speed tracking, and braking functions.
Defines parameters for motor type, power, voltage, current, and tuning for optimal performance.
Details parameters for vector control, including speed loop PI and torque control settings.
Explains parameters for V/F control, such as V/F curve settings and torque boost.
Describes functions for digital and analog input terminals, including command modes and AI curves.
Details parameters for digital and analog output terminals, and relay functions.
Covers parameters for keyboard functions, LED display settings, and load speed display.
Outlines protection functions like motor overload, overvoltage, and phase loss protection.
Details parameters for recording and managing inverter faults and automatic reset functions.
Explains parameters for Process PID control, including PID sources and tuning parameters.
Describes enhanced functions like jog operations, hopping frequency, and detection values.
Covers parameters for multi-reference and Simple PLC functions, including run modes.
Details parameters for MODBUS communication, including baud rate, data format, and addresses.
Covers user-defined parameters, password settings, and parameter initialization.
Information on factory-set parameters that users should not modify.
Details parameters for motor torque control, including selection modes and compensation.
Explains parameters for optimizing inverter performance, such as carrier frequency and dead zone.
Allows users to customize function codes by mapping them to specific parameters.
Defines virtual digital input and output terminals for flexible I/O configuration.
Covers parameters for setting AI curve inputs, allowing non-linear signal mapping.
Parameters for correcting Analog Input/Output (AIAO) channels to improve accuracy.
Lists parameters for monitoring inverter status like frequency, voltage, current, and PID settings.
Defines electromagnetic compatibility (EMC) and its importance for electric equipment.
Introduces the EMC standards (IEC/EN61800-3) that the VD120 inverter conforms to.
Provides guidelines for ensuring good electromagnetic compatibility during installation and use.
Discusses the impact of harmonic effects from the power supply on the inverter.
Covers installation precautions to mitigate electromagnetic interference.
Suggests measures to handle interference from surrounding equipment affecting the inverter.
Provides methods to address interferences caused by the inverter on surrounding equipment.
Explains types of leakage current and factors affecting them, with solutions.
Provides important notices regarding the installation and connection of EMC input filters.
Lists common fault codes, possible causes, and suggested solutions for inverter errors.
Details common fault scenarios like no display, power issues, and motor problems with solutions.
Introduces the Modbus-RTU protocol used for master-slave communication.
Describes how VD120 inverters are connected in a master-slave network.
Details the RS-485 hardware interface and transmission modes used for communication.
Explains the serial master-slave communication protocol and device roles.
Defines the RTU mode communication data format, including encoding and byte structure.
Details command codes for reading and writing parameters and their data formats.
