Title: SIEMENS MICROMASTER 430 VFD - 7.5kW 3-Phase 380-480V - High Performance AC Drive for Industrial Applications
Product Overview: The Siemens MICROMASTER 430 (MM430) is a robust and highly efficient frequency inverter specifically engineered for a wide range of industrial applications requiring precise variable speed control of three-phase AC motors. This particular model, the 6SE6430-2AD27-5CA0, delivers a powerful 7.5 kW (10 HP) output, making it an ideal solution for demanding tasks such as controlling industrial fans, pumps, compressors, and general machinery where energy efficiency, reliability, and accurate process control are paramount. Designed for ease of integration and operation, the MM430 series offers exceptional performance, advanced control functionalities including an integrated PID controller, and comprehensive protection features to ensure optimal motor operation and extended system lifespan. Its compact form factor and user-friendly interface facilitate straightforward installation and commissioning, contributing to reduced operational costs and enhanced overall system productivity in diverse industrial environments.
Key Features & Benefits:

Integrated PID controller for closed-loop process control, ideal for maintaining constant pressure, flow, or temperature.
Vector control (Flux Current Control - FCC) for enhanced dynamic response, precise speed regulation, and improved torque control across the entire speed range.
Four programmable digital inputs and two analog inputs (0-10V, 0/4-20mA) for flexible control options and sensor integration.
Two programmable relay outputs and one analog output (0-10V, 0/4-20mA) for status indication, fault signaling, and external device control.
Built-in braking chopper for efficient energy dissipation during rapid deceleration, enabling faster stopping times and improved machine cycle times.
Comprehensive motor and drive protection functions including overcurrent, overvoltage, undervoltage, motor overload (I2t), drive overtemperature, and short-circuit protection.
Energy-saving functions specifically optimized for fan and pump applications, significantly reducing electricity consumption and operational costs.
Support for various operator panels (Basic Operator Panel - BOP and Advanced Operator Panel - AOP) for intuitive parameter setting, monitoring, and diagnostics.
RS485 communication interface with USS protocol for seamless integration into automation systems and remote control capabilities.
Compact and space-saving design, allowing for efficient installation in control cabinets and industrial enclosures.
High overload capacity (150% for 60s, 180% for 2s) ensures reliable performance even under transient load conditions.
Wide input voltage range (380-480V AC) provides compatibility with various global power grids.
IP20 protection rating suitable for indoor industrial environments, protecting against solid objects larger than 12.5mm.
Applications:

Industrial Fans: Optimizing airflow, pressure, and energy consumption in ventilation systems, cooling towers, and exhaust fans.
Pumps: Regulating water flow and pressure in HVAC systems, irrigation, wastewater treatment plants, and industrial fluid transfer applications.
Compressors: Controlling air pressure and flow for energy efficiency in compressed air systems and refrigeration units.
Conveyor Systems: Providing smooth acceleration, deceleration, and precise speed control for material handling and logistics.
General Machine Building: Variable speed control for mixers, agitators, centrifuges, extruders, and other process machinery.
Textile Machinery: Achieving precise speed and tension control for spinning, weaving, and finishing processes.
HVAC Systems: Enhancing energy efficiency, comfort, and precise climate control in heating, ventilation, and air conditioning applications.
Technical Specifications:

Part Number: 6SE6430-2AD27-5CA0
Part Number (without special characters): 6SE64302AD275CA0
Input Voltage: 3-Phase AC 380-480V (+10% / -10%)
Input Frequency: 47-63 Hz
Output Power: 7.5 kW (10 HP)
Output Current (Rated): 16.5 A
Output Voltage: 3-Phase AC 0-Input Voltage
Output Frequency: 0-650 Hz (V/f control), 0-200 Hz (Flux Current Control)
Overload Capacity: 150% for 60 seconds, 180% for 2 seconds (relative to rated output current)
Control Method: V/f control, Flux Current Control (FCC)
Protection Class: IP20
Ambient Temperature (Operation): -10 to +50 °C
Ambient Temperature (Storage): -40 to +70 °C
Dimensions (H x W x D): Approximately 245 mm x 185 mm x 195 mm
Weight: Approximately 5.5 kg (12.1 lbs)
Communication Interface: RS485 (USS protocol)
Integrated Braking Chopper: Yes
EMC Filter: Integrated (Class A/B depending on model and installation)
Cooling: Forced air cooling