Siemens 6SL3210-5BE31-8CV0 SINAMICS V20 Inverter 22kW 3AC 380-480V IP20

The Siemens 6SL3210-5BE31-8CV0 is a SINAMICS V20 frequency inverter for three-phase AC motor control, rated 22 kW (LO) / 18.5 kW (HO) with a 3 AC 380-480 V input supply. It delivers variable-speed drive operation across an output frequency range of 0 to 550 Hz, with an integrated Class A EMC filter and built-in braking chopper.

Technical specifications:

• MLFB: 6SL3210-5BE31-8CV0
• Manufacturer: Siemens
• Product line: SINAMICS V20
• Input: 3 AC, 380-480 V (-15% / +10%), 47-63 Hz
• Rated power (LO): 22.00 kW / 30.00 hp
• Rated power (HO): 18.50 kW / 25.00 hp
• Rated current (LO): 45.00 A | Rated current (HO): 38.00 A
• Rated current IN: 45.00 A
• Output voltage: 400 V (IEC) / 480 V (NEC)
• Output frequency: 0-550 Hz
• Pulse frequency: 4.00 kHz
• Overload (LO): 110% for 60 s, cycle 300 s
• Overload (HO): 150% for 60 s, cycle 300 s
• Integrated EMC filter: Class A
• Integrated braking chopper: Yes
• Communication: USS, Modbus RTU
• Digital inputs: 4 | Digital outputs: 1 relay changeover + 1 transistor
• Analog inputs: 2 (usable as digital input) | Analog outputs: 1
• Degree of protection: IP20 / UL open type
• Frame size: FSE
• Cooling: External fan
• Ambient temperature (operation): -10 to 60 °C
• Ambient temperature (storage): -40 to 70 °C
• Max. relative humidity: 95%
• Installation altitude: 1,000 m
• Max. motor cable: 50 m shielded / 100 m unshielded
• Mounting: Through-hole / wall / side-by-side
• Dimensions (WxHxD): 245 x 264.5 x 209 mm
• Net weight: 6.79 kg
• Efficiency class: IE2
• Power factor: 0.72 | cos phi: 0.95 | Efficiency: 0.98
• Standards: CE, cULus, C-Tick (RCM), KC

Features and benefits:

• Integrated Class A EMC filter eliminates the need for a separate external filter
• Built-in braking chopper supports dynamic braking applications without additional hardware
• USS and Modbus RTU communication for integration into automation and building management systems
• Side-by-side mounting capability reduces cabinet space requirements
• IE2 efficiency class rating per IEC 61800-9-2 for energy-efficient drive operation
• Wide input voltage tolerance (380-480 V, -15%/+10%) suits varied supply conditions

Applications:

• Pump and fan speed control in HVAC and water treatment systems
• Conveyor and material handling drives requiring variable speed
• Compressor control in industrial process plants
• Machine tool and general-purpose motor drives in manufacturing
• Building automation systems using Modbus RTU communication

Compliant with EN 61800-5-1, EN 60204-1, and EN 61800-3. Part of the Siemens SINAMICS V20 range.

Also known as: Siemens 6SL3210-5BE31-8CV0, SINAMICS V20 22kW inverter, Siemens V20 frequency converter FSE.