Title: Siemens MICROMASTER 420 Inverter 6SE3212-7DA40 - 0.37kW / 0.5HP Variable Frequency Drive (VFD)

Product Overview:
The Siemens MICROMASTER 420 6SE3212-7DA40 is a robust and versatile variable frequency drive (VFD) designed for a wide range of industrial applications requiring precise and efficient motor control. As part of the renowned Siemens MICROMASTER family, this compact inverter delivers exceptional performance, reliability, and energy savings for single-phase input power systems. Ideal for pumps, fans, conveyors, and general machinery, the 6SE3212-7DA40 offers intuitive operation, flexible configuration options, and advanced protection features, ensuring optimal motor performance and extended equipment lifespan. Its user-friendly design and comprehensive functionality make it a preferred choice for system integrators and end-users seeking a high-quality, cost-effective solution for their automation needs. Experience the benefits of enhanced process control, reduced energy consumption, and superior operational stability with this leading Siemens VFD.

Key Features & Benefits:

 Optimized Motor Control: Provides precise speed and torque control for 3-phase AC motors up to 0.37 kW (0.5 HP), ensuring smooth operation and improved process quality.
 Energy Efficiency: Significantly reduces energy consumption by matching motor speed to actual load requirements, leading to substantial cost savings and a lower carbon footprint.
 Compact Design: Space-saving dimensions allow for easy integration into control cabinets and machinery, even in confined spaces.
 Flexible Input Power: Designed for single-phase 200-240V AC input, making it suitable for various global power supply environments.
 Integrated Protection Features: Includes comprehensive motor and inverter protection against overcurrent, overvoltage, undervoltage, overheating, short circuits, and ground faults, enhancing system reliability and safety.
 Easy Commissioning: Features a user-friendly interface with optional Basic Operator Panel (BOP) or Advanced Operator Panel (AOP) for quick setup, parameter adjustment, and diagnostics.
 Versatile Control Modes: Supports V/f control and flux current control (FCC) for optimal performance across different application types.
 Built-in PID Controller: Enables closed-loop control for processes like pressure, flow, or temperature regulation without the need for an external PLC in many cases.
 Robust Construction: Engineered for industrial environments, offering high reliability and a long service life even under demanding conditions.
 Communication Capability: Equipped with an RS485 interface supporting USS protocol and MODBUS RTU (with optional module) for seamless integration into automation networks.

Applications:

 Pumps: Centrifugal pumps, dosing pumps, circulation pumps for water supply, HVAC, and chemical processing.
 Fans: Ventilation fans, exhaust fans, cooling fans in industrial and commercial buildings.
 Conveyors: Material handling systems, belt conveyors, roller conveyors in logistics and manufacturing.
 Mixers and Stirrers: Agitators and blenders in food and beverage, chemical, and pharmaceutical industries.
 General Machinery: Small machine tools, packaging machines, textile machinery, and other constant or variable torque applications.
 HVAC Systems: Air handling units, chillers, and other climate control equipment.

Technical Specifications:

 Part Number: 6SE3212-7DA40
 Alternative Part Number: 6SE32127DA40
 Input Voltage: 1 AC 200-240 V (-10% / +10%)
 Input Frequency: 50/60 Hz
 Rated Power Output: 0.37 kW (0.5 HP)
 Rated Output Current: 2.2 A
 Output Voltage: 3 AC 0-240 V
 Output Frequency Range: 0-650 Hz
 Control Method: V/f control, Flux Current Control (FCC)
 Overload Capability: 150% for 60 seconds, 200% for 3 seconds
 Protection Class: IP20
 Operating Temperature: 0 to 50 °C (32 to 122 °F)
 Dimensions (W x H x D): 73 mm x 173 mm x 149 mm (2.87 in x 6.81 in x 5.87 in)
 Weight: 1.0 kg (2.2 lbs)
 Communication Interface: RS485 (USS protocol, MODBUS RTU capable)
 Approvals: CE, UL, cUL, C-Tick