Product Overview:
The Siemens MasterDrives MC Compact PLUS 6SE7021-4EP50 is a high-performance, versatile frequency converter engineered for demanding industrial applications that require precise speed and torque control. As a key component of the renowned MasterDrives MC Compact PLUS series, this 7.5 kW (10 HP) AC drive operates efficiently on a 3-phase 380-480V power supply, delivering exceptional reliability and energy efficiency. Its compact and robust design makes it an ideal solution for installations with limited space, while ensuring long-term, stable operation in challenging industrial environments. The 6SE7021-4EP50 features advanced vector control capabilities, enabling dynamic response and accurate positioning for a wide array of machinery, thereby significantly enhancing productivity and reducing overall operational costs. This drive is a cornerstone for modern automation, providing the control precision necessary for complex motion tasks.

 
Technical Specifications:

 Part Number: 6SE7021-4EP50
 Alternative Part Number: 6SE70214EP50
 Product Series: Siemens MasterDrives MC Compact PLUS
 Input Voltage: 3 AC 380-480 V (+10% / -10%)
 Input Frequency: 50/60 Hz
 Rated Output Power: 7.5 kW (10 HP)
 Rated Output Current: 21 A (at 400V)
 Overload Capacity: 150% for 60 seconds, 200% for 3 seconds
 Control Method: V/f control, Sensorless Vector Control (SVC), Closed-Loop Vector Control (VC)
 Protection Class: IP20
 Cooling Method: Forced air cooling (integrated fan)
 Communication Interfaces: Integrated PROFIBUS DP, USS protocol
 Operating Temperature: 0°C to +50°C
 Storage Temperature: -40°C to +70°C
 Dimensions (H x W x D): Approx. 380 mm x 150 mm x 200 mm
 Weight: 12.5 kg