INVT GGD350-01 Series VFD for Compressor

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GD350-01 series is a specialized variable frequency drive (VFD) for the compressor industry, developed based on the GD300-01A series with next-generation control platform technology to achieve further innovative breakthroughs in performance and functionality. The new control platform employs modular and layered design concepts, with deep optimizations in multiple aspects including software architecture, vector control algorithms, parameter autotuning, and rectifier harmonic suppression algorithms, thereby improving the reliability, stability, adaptability, and user-friendliness of the product. It maintains dedicated-purpose functions and interface designs, with a rich set of expansion features, offering a comprehensive solution to meet the needs of specialized machines and diverse application scenarios.
Power Range:
AC 3PH 220V(-15%)–240V(+10%): 7.5–185kW
AC 3PH 380V(-15%)–440V(+10%): 7.5–500kW
AC 3PH 520V(-15%)–690V(+10%): 22–630kW

Features

1. "Euler" Control Platform - Synchronous motor control performance improved by over 30%
- Multiple control modes (V/F, Vector, VVC) to suit different motor loads
- Upgraded main control chip with larger memory and stronger computing power
- One-click parameter autotuning, loop-free debugging, and one-click start

2. Integrated design - Simplified electrical control and 20% improvement in assembly efficiency
- Integrated PT100 and pressure input dedicated interfaces, with dual PID control for temperature and pressure, enabling precise control of the air compressor
- Detachable terminals for easy wiring and maintenance

3. Dedicated machine function design - Comprehensive solution cost reduced by over 10%
- Built-in compressor control logic, no need for PLC or separate compressor controller
- Standard equipped with STO function (SIL2 standard)
- Standard equipped with a large LED keypad, with an optional LCD keypad, providing intuitive display for easy debugging and maintenance
- Supports 1.14× overload operation (at 45℃ ambient temperature, default carrier frequency)
- Supports 24V/1A power output to power touchscreens, controllers, etc. (7.5kW/500mA only)

4. Function expansion
- Supports two expansion cards (I/O, temperature/pressure analog, DP/PN bus communication)

5. High reliability, long-life design 

- Easily handles harsh environments
- IP56 vacuum-coated cooling fans with better durability, combined with independent air duct design to enhance VFD reliability

Specification

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