Siemens 6SE9221-8CC13 Micromaster

The Siemens 6SE9221-8CC13 Micromaster Frequency Inverter is a reliable and industry-proven variable frequency drive (VFD) designed to deliver precise motor speed control, improved energy efficiency, and stable performance in demanding industrial environments. As part of the well-known Micromaster drive family, this inverter is engineered to support a wide range of motor control applications, making it a practical solution for manufacturing plants, processing facilities, and automated production systems.

Built with Siemens high engineering standards, the 6SE9221-8CC13 provides smooth acceleration and deceleration control, helping reduce mechanical stress on motors and connected equipment. By regulating motor speed according to actual load requirements, the drive significantly lowers energy consumption and operating costs. This makes it especially suitable for applications such as conveyors, pumps, fans, compressors, and general machinery where consistent and adjustable motor performance is critical.

The Micromaster inverter is designed for durability and long service life. Its robust construction allows operation in harsh industrial conditions, including environments with electrical noise, fluctuating loads, and continuous duty cycles. Advanced protection features help safeguard both the drive and the connected motor against overcurrent, overvoltage, overheating, and short-circuit conditions. These built-in protections contribute to reduced downtime and enhanced system reliability.

Ease of installation and commissioning is another key advantage of the Siemens 6SE9221-8CC13. The compact design allows flexible mounting in control panels, saving valuable cabinet space. User-friendly parameter configuration enables technicians to quickly set up the drive according to specific application requirements. Diagnostic functions and clear status indicators simplify troubleshooting and maintenance, minimizing service interruptions.

In addition to performance and reliability, this Micromaster inverter supports smooth motor operation with reduced vibration and noise levels. The optimized switching technology ensures efficient motor control while maintaining stable torque output across varying speeds. This makes it ideal for applications requiring consistent performance and precision.

Overall, the Siemens 6SE9221-8CC13 Micromaster Frequency Inverter is a dependable solution for industrial motor control. Combining efficiency, durability, and advanced protection features, it provides long-term operational stability and cost-effective performance for a wide range of automation and machinery systems.

Precise Motor Speed Control – Delivers accurate and stable speed regulation for various industrial applications.
Energy Efficient Operation – Optimizes motor performance to reduce power consumption and operating costs.
Smooth Acceleration & Deceleration – Minimizes mechanical stress on motors and connected equipment.
Compact & Space-Saving Design – Ideal for installation in industrial control panels with limited space.
Integrated Motor Protection – Built-in protection against overcurrent, overvoltage, overheating, and short circuits.
Reliable Industrial Performance – Designed for continuous operation in demanding environments.
User-Friendly Parameter Setup – Simplified configuration for faster commissioning and maintenance.
Stable Torque Output – Maintains consistent performance even under varying load conditions.
Reduced Noise & Vibration – Ensures smoother motor operation.
Versatile Application Support – Suitable for pumps, fans, conveyors, compressors, and general machinery.

Technical Specifications

Model: 6SE9221-8CC13
Series: Micromaster
Drive Type: Variable Frequency Drive (VFD)
Input Voltage: 3 Phase AC 208 – 230 V ±10%
Input Frequency: 47 – 63 Hz
Rated Motor Power: Approx. 4.0 kW
Rated Input Current: Approx. 21 A
Rated Output Current: Approx. 15.9 A
Output Voltage: 0 – Input Voltage (3 Phase 208–230 V)
Output Frequency: 0 – 400 Hz
Overload Capacity: 150% for 60 seconds

Control Method

Control Mode: V/F (Voltage/Frequency) Control
Frequency Resolution: Approx. 0.01 Hz
Rotation Direction: Forward & Reverse
Ramp Function: Adjustable Acceleration & Deceleration Time

Built-in Protection

Overcurrent Protection
Overvoltage Protection
Undervoltage Protection
Overtemperature Protection (Drive & Motor)
Short Circuit Protection

Physical Specifications

Mounting Type: Panel Mount
Protection Rating: IP20
Dimensions (Approx.): 215 mm (H) × 185 mm (W) × 195 mm (D)
Weight (Approx.): 4.5 – 5 kg

Operating Conditions

Siemens 6SE9221-8CC13

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