VFD Common DC BUS Multi-drive Motor Variable Frequency Drive

Variable Frequency Drive Description

Variable Frequency Drive Specification

Variable Frequency Drive Feature

• Key features: Single-drive/multi-drive system in the form of units/cabinets with two/four quadrants.
• Modular design: Application flexibility and comprehensive system integration.
• Comprehensive rectifier units: Basic/Smart/PWM rectifier unit.
• Max. single unit power: 1400kW (Air-cooled), 2800kW (Liquid-cooled).
• Voltage Levels: 400V, 690V, 1140V, 1380V.
• Max. parallel operation power: 11200kW (Air-cooled), 22400kW (Liquid-cooled).
• Motors supported: Asynchronous induction motors, permanent magnet synchronous motors, synchronous reluctance motors.
• Control modes: V/F, Closed-loop vector control (CLVC), open-loop vectorcontrol (OLVC).
• Cooling modes: Air-Cooled (Standard configuration), liquid-cooled (L).

Variable Frequency Drive Advantages

Reliable Engineering Design

Modular Design for Easy Maintenance

· Easy maintenance as no special tools needed

· Enabling all modules to be maintained from the front

· Intelligent fault diagnosis system to locate faults quickly

High-Strength Anti-Seismic Design

· Normal operation under IEC 60721 class 3M5 mechanical conditions

· Precise mechanical design for stronger anti-seismic capability

COENG Tech Co., Ltd. was founded in 2017, specializes in the research, manufacturing, sales, and service of electric drive products, with a primary focus on Variable Frequency Drives (VFDs).

As an innovative company, COENG leverages its expertise and advanced technology to develop cutting-edge VFD solutions. These VFDs are designed to provide efficient and precise control over electric drive systems, enabling enhanced performance and energy savings in various applications.

COENG's commitment to quality is reflected in its state-of-the-art manufacturing facilities, which adhere to strict quality control standards. The company employs a team of highly skilled professionals who are dedicated to delivering reliable and high-performance electric drive products.

In addition to manufacturing, COENG also places great emphasis on customer satisfaction. The company strives to provide exceptional sales and service experiences to its clients. Through a comprehensive sales network and responsive customer support, COENG ensures that its products are readily available and that customers receive timely assistance whenever needed.

With its forward-thinking approach and dedication to excellence, COENG Tech Co., Ltd. aims to become a leading player in the electric drive industry. The company's focus on research and development, coupled with its commitment to customer satisfaction, positions it as a trusted provider of innovative VFD solutions for diverse applications.

COENG provides multiple voltage power sections and different controlmodes VFD products, which are suitable for various industrial scenarios such as metallurgy, petroleum,petrochemical, mining machinery, port lifting, distributed power generation, large-scale testing platforms,marine equipment, textile, chemical, cement, municipal, etc.

The products are including HD2000 series low voltage engineering type VFD, HD8000 series medium voltage multi-level VFD, HV500 & HV510 series high performanceVFD, HV300 & HV350 series common VFD, HV610 series for crane and oilfield dedicated HEC series VFD.