Title: Siemens Micromaster 430 (MM430) AC Drive - 30kW (40HP) 3AC 380-480V VFD - Filtered, IP20 (6SE6430-2UD33-0DB0)
Product Overview: The Siemens Micromaster 430 (MM430) 6SE6430-2UD33-0DB0 is a high-performance, robust, and versatile AC frequency inverter designed for demanding industrial applications. This 30 kW (40 HP) variable frequency drive (VFD) offers precise speed control and exceptional energy efficiency for a wide range of machinery, including pumps, fans, compressors, and general machine building. Engineered with advanced vector control technology and an integrated B-filter for electromagnetic compatibility (EMC), the MM430 ensures reliable operation, reduced harmonic distortion, and seamless integration into complex automation systems. Its user-friendly design and comprehensive protection features make it an ideal solution for optimizing industrial processes and achieving significant energy savings. This drive is a cornerstone for modern industrial automation, providing the reliability and control necessary for critical operations.
Key Features & Benefits:

Advanced Vector Control: Provides precise speed and torque control for dynamic loads, ensuring optimal performance and efficiency even under varying load conditions. This leads to improved process stability and product quality.
Integrated B-Filter: Reduces electromagnetic interference (EMI) and ensures compliance with EMC directives, simplifying installation and preventing disruptions to sensitive equipment in industrial environments.
High Power Output: Delivers 30 kW (40 HP) of reliable power, suitable for medium to large industrial motors and applications, offering robust performance for heavy-duty tasks.
Wide Input Voltage Range: Operates efficiently on 3-phase AC 380-480V power supplies, offering flexibility for global industrial environments and stable operation under fluctuating grid conditions.
Energy Saving Functions: Features innovative functions like flux current control (FCC) and ECO mode to significantly reduce energy consumption, lowering operational costs and supporting sustainability initiatives by optimizing motor efficiency.
Built-in PID Controller: Enables direct process control, eliminating the need for external controllers in applications like pressure, flow, or temperature regulation, simplifying system architecture.
Comprehensive Protection Features: Includes robust protection against overcurrent, overvoltage, undervoltage, motor overload, short circuit, and overheating, ensuring long-term reliability and safety of both the drive and connected machinery.
User-Friendly Interface: Compatible with optional Basic Operator Panel (BOP) or Advanced Operator Panel (AOP) for intuitive commissioning, parameter setting, and diagnostics, reducing setup time and maintenance effort.
Flexible Communication Options: Supports USS protocol and Modbus RTU for seamless integration into existing control networks, with optional PROFIBUS DP connectivity available for advanced automation systems.
Compact and Robust Design: IP20 protection rating ensures suitability for industrial environments, while its compact footprint allows for space-saving installation in control cabinets, maximizing valuable floor space.
Optimized for Pumps and Fans: Specifically designed with features like flying start, skip frequencies, and motor staging for efficient and reliable operation in fluid handling and ventilation systems, minimizing wear and tear.
Applications:
 The Siemens Micromaster 430 6SE6430-2UD33-0DB0 is widely used across various industrial sectors for its versatility and robust performance, contributing to enhanced productivity and energy efficiency:
Water and Wastewater Treatment: Ideal for controlling centrifugal pumps, submersible pumps, and blowers, optimizing flow and pressure while significantly reducing energy consumption in municipal and industrial water systems.
HVAC Systems: Perfect for managing large fans, air handling units (AHUs), and chillers in commercial and industrial buildings, ensuring precise temperature and air quality control for occupant comfort and energy savings.
Industrial Automation: Drives conveyors, mixers, agitators, extruders, and other material handling equipment, providing accurate speed control for improved process efficiency, consistent product quality, and reduced mechanical stress.
Textile Industry: Used in spinning machines, weaving looms, and finishing equipment for precise motor control, ensuring consistent yarn tension, fabric quality, and energy optimization in textile manufacturing processes.
Food and Beverage: Controls pumps, blenders, pasteurizers, and processing machinery, ensuring hygienic and efficient production, precise ingredient mixing, and consistent product output.
General Machine Building: A versatile solution for various OEM applications requiring reliable and efficient motor control, including woodworking machinery, packaging lines, and general manufacturing equipment, offering adaptability and high performance.
Technical Specifications:

Part Number: 6SE6430-2UD33-0DB0
Alternative Part Number: 6SE64302UD330DB0
Product Series: Siemens Micromaster 430 (MM430)
Input Voltage: 3-Phase AC 380-480V (+10% / -10%)
Input Frequency: 47-63 Hz
Output Power: 30 kW (40 HP)
Rated Output Current: 61 A
Output Frequency: 0-650 Hz
Control Method: V/f control, Vector control (sensorless)
Overload Capacity: 150% for 60 seconds, 180% for 2 seconds
Protection Class: IP20
Integrated Filter: Yes, B-filter (EMC compliant)
Communication Interfaces: USS, Modbus RTU (RS485); Optional PROFIBUS DP
Digital Inputs: 6 (programmable)
Analog Inputs: 2 (0-10V, 0/4-20mA)
Digital Outputs: 3 (2 relay, 1 transistor)
Analog Outputs: 2 (0-20mA)
Cooling Method: Forced air cooling
Operating Temperature: -10 °C to +50 °C (derating above 40 °C)
Storage Temperature: -40 °C to +70 °C
Dimensions (H x W x D): Approximately 520 mm x 275 mm x 245 mm
Weight: 32 kg (70.5 lbs)
Standards Compliance: CE, UL, cUL, C-Tick