INVT GD20-EU 5.5 kW Frequency Inverter (400 V Three-Phase VFD)

Description

The INVT GD20-EU 5.5 kW (400 V Three-Phase) is a robust, high-performance drive designed for precise motor speed and torque control in industrial applications. Built for demanding environments, it supports 380–440 V AC (±15%) input and features energy-efficient operation, flexible mounting, and advanced vector control for pumps, fans, conveyors, and automation machinery.

Key Features & Benefits

• Power rating: 5.5 kW, three-phase 400V input, suitable for heavy-duty motor control

• Voltage & frequency: 380 V – 440 V AC, 50/60 Hz (±5%)

• Advanced motor control: Offers both V/f control for standard applications and sensorless vector control (SVC) for enhanced precision in speed and torque management

• Safe Torque Off (STO): Integrated safety feature to immediately cut off motor torque during shutdown or maintenance, improving workplace safety

• EMC compliance: Built-in C3 filters minimize electromagnetic interference, ensuring smooth operation without disturbing surrounding equipment

• Braking chopper: Integrated braking unit for efficient motor deceleration and stopping, eliminating the need for external braking hardware

• PC configuration: Easily connect via USB-RS485 adapter using INVT-Workshop software for fast parameter setup and tuning

• Energy sharing: Supports common DC bus connection for multiple units to optimize energy efficiency and system cost

• Autotuning: Automatic motor parameter learning (rotation and static autotuning) for optimal performance without manual adjustments

• Simple PLC functionality: Automate frequency and direction changes based on preset running times, ideal for conveyor and material handling applications

• PID control: Precise control of temperature, pressure, flow, and other processes with configurable PID output polarity

• Virtual terminals: Emulate external signals as local virtual I/O to simplify wiring and expand automation capabilities

• Power interruption resilience: Operates through brief power dips by using feedback energy, ensuring uninterrupted motor function

• Comprehensive protection: Overcurrent, overvoltage, undervoltage, overheating, and overload safeguards protect your motor and drive

• Multiple braking modes: Choose from DC braking, flux braking, and dynamic braking to match your application’s load and stop requirements

• Energy monitoring: Built-in battery capacity display allows easy tracking of cumulative power consumption without extra meters

• External keypad support: LED keypad can be used externally with data copy functions for convenient parameter management

• Strong motor starting: Starting frequency as low as 0.5 Hz and 150% torque at startup (SVC) for reliable kick-off, even under heavy load

• Speed accuracy: ±0.2% speed control accuracy for smooth and precise operation in high-demand applications

• Overload capacity: Handles 150% rated current for 1 min, 180% for 10 sec, and 200% for 1 sec, supporting tough operational conditions

• Versatile connectivity:

  • 2 analog inputs (0-10 V, 0-20 mA, -10 to +10 V)

  • 1 analog output (dual channels: 0-10 V / 0-20 mA)

  • 4 digital inputs (up to 1 kHz)

  • 1 high-speed input (up to 50 kHz)

  • 1 digital output terminal

  • 2 programmable relay outputs

• Certified quality: CE, UL, cUL, and TÜV SÜD approvals ensure compliance with global safety and quality standards

Ideal Applications for INVT GD20-EU 5.5 kW (400 V Three-Phase)

The INVT GD20-EU 5.5 kW drive is ideal for precise motor control in:

• Industrial textiles and fabric machinery

• Food processing and packaging systems

• Printing machines and related automation

• Environmental and water treatment systems

• Ceramic, wood, and plastics processing

• Conveyors, fans, and compressors

• HVAC systems requiring efficient motor drives

 Discover more models from the INVT GD20-EU series of 400 V VFDs for different power ratings and applications.

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