INVT GD350A 200 kW VFD | 400 V 3-Phase Inverter (Dual-Rating)

Description

The INVT GD350A 200 kW VFD is a high-performance industrial-grade drive designed for demanding applications, providing precise motor control, robust low-speed torque, advanced safety functions, and flexible connectivity.

With dual ratings of 200 kW (Normal Duty) and 185 kW (Heavy Duty), the GD350A 200 kW delivers the performance, efficiency, and reliability required in heavy machinery, industrial pumps, HVAC systems, and complex automation equipment.

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Key Specifications

• Power Rating: 200 kW (Normal Duty) / 185 kW (Heavy Duty)

• Rated Voltage: 3-Phase 400V AC

• Control Modes: Vector Control (VC), Sensorless Vector Control (SVC), Advanced I/F Control, and Constant Current Control

• Supported Motors: Asynchronous & Synchronous

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Superior Torque & Precision Motor Control

• High Starting Torque:

  • Asynchronous: 0.25 Hz / 150%

  • Synchronous: 0 Hz / 200%

• Speed Control Accuracy: ±0.2% (SVC), ±0.02% (VC)

• Torque Control Accuracy: ±10% (SVC), ±5% (VC)

• Motor Auto-Tuning: Automatic parameter optimization ensures stable and energy-efficient performance with both motor types.

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Robust Fault Protection & Stable Operation

Built to withstand harsh environments and dynamic load conditions, the INVT GD350A 200kW includes over 30 integrated protection functions:

• Overvoltage, Overcurrent, Undervoltage, Phase Loss, Overheating

• Overload Tolerance: 150% for 60s, 180% for 10s, 200% for 1s

• Intelligent deceleration & acceleration management to prevent motor surge and voltage stalls

• Uninterrupted Operation: Maintains output during short-term power loss using stored energy

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Advanced Braking & Safety Features

• Braking Modes: DC, dynamic, magnetic, and short-circuit braking

• STO (Safe Torque Off): Hardware-integrated safety function to comply with machinery standards and ensure operator protection

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Industrial Networking & Smart Connectivity

The GD350A 200kW supports flexible integration into modern control systems:

• Built-in: Modbus RTU

• Optional: CANopen, Profibus DP, Profinet

• Wireless Control: Optional Bluetooth or WiFi modules for mobile app-based configuration (INVT-Workshop) within 30m range

• Versatile I/O Interfaces:

  • 4 digital inputs

  • 2 high-speed pulse inputs

  • 2 analog inputs

  • Relay outputs, analog outputs, pulse outputs

  • USB port for parameter backup, firmware updates, and curve analysis

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User-Friendly & Customizable Platform

• LCD Display Panel: Multilingual interface for real-time monitoring and easy parameter setting

• Integrated PLC Functionality: 128kB program memory for custom logic

• Expandable Slots (x3): Install I/O extension cards, feedback modules, or communication cards based on your needs

• Flexible Frequency Settings: Support for PID, multi-step speed, analog/digital control, simple PLC control, and pulse commands

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Applications

• HVAC Systems & Air Handling Units

• Water & Wastewater Pumps

• Conveyors, Mixers, and Crushers

• Machine Tools and Packaging Lines

• Textile, Plastic, and Food Processing Machinery

• Renewable Energy Systems

• General Industrial Automation

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Why Choose the INVT GD350A 200 kW?

The INVT GD350A 200 kW is designed for demanding industrial applications requiring precision, reliability, and flexibility. Key benefits include:

• High torque at low speeds – ideal for heavy machinery, industrial pumps, and automation equipment.

• Precise motor control and protection – vector control with advanced safety functions (STO).

• Seamless commissioning – support for Modbus RTU, fieldbus communication, and intuitive configuration.

• Full industrial connectivity – expandable with I/O modules, PLC, and encoder interfaces.

• Flexible and scalable architecture – engineered for long-term operation in both Normal Duty (200 kW) and Heavy Duty (185 kW) modes.

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See our full range of 400 V variable frequency drives, covering all power ratings from 0.75 to 500 kW.

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