Name: Siemens SINAMICS V20 3kW Basic Performance Variable Frequency Drive - INOSAKI
SKU: Siemens-6SL3210-5BE23-0CV1
Price: 291.79 USD
Availability: InStock

Technical Overview

3 kW, 380-480V 3 AC frequency converter with IP20 protection, integrated braking chopper, and Modbus RTU for precise motor control.

Key Features

3-phase AC input (380-480 V) and output.
Integrated Class A filter.
Integrated braking chopper.
USS and Modbus RTU communication protocols.
Multiple digital and analog I/Os: 4 digital inputs, 1 digital output (relay changeover contact), 1 digital output (transistor), 2 analog inputs, 1 analog output.
IP20 / UL open type degree of protection.
Overload capability: 110% rated output current for 60s (Low Overload) and 150% rated output current for 60s (High Overload).
Compact design suitable for through-hole, wall, or side-by-side mounting.
Wide operating temperature range from -10 °C to 60 °C.

Technical Specification Matrix

Parameter	Value
Input Number of Phases	3 AC
Input Line Voltage	380 ... 480 V -15 % +10 %
Input Line Frequency	47 ... 63 Hz
Output Number of Phases	3 AC
Output Rated Voltage	400V IEC / 480V NEC
Rated Power (LO)	3.00 kW (4.00 hp)
Rated Power (HO)	3.00 kW (4.00 hp)
Rated Current (LO)	7.30 A
Rated Current (HO)	7.30 A
Rated Current (IN)	7.30 A
Pulse Frequency	4.00 kHz
Output Frequency	0 ... 550 Hz
Low Overload Capability	110 % rated output current for 60 s, cycle time 300 s
High Overload Capability	150 % rated output current for 60 s, cycle time 300 s
Power Factor λ	0.72
Offset Factor cos φ	0.95
Efficiency η	0.98
Integrated Filter Class	Class A
Integrated Braking Chopper	Yes
Communication Protocols	USS, Modbus RTU
Standard Digital Inputs	4
Digital Outputs (Relay Changeover Contact)	1
Digital Outputs (Transistor)	1
Analog Inputs	2 (can be used as additional digital input)
Analog Outputs	1
Cooling	External fan
Installation Altitude	1,000 m (3,280.84 ft)
Ambient Temperature (Operation)	-10 ... 60 °C (14 ... 140 °F)
Storage Temperature	-40 ... 70 °C (-40 ... 158 °F)
Max. Relative Humidity (Operation)	95 %
Max. Motor Cable Length (Shielded)	25 m (82.02 ft)
Max. Motor Cable Length (Unshielded)	50 m (164.04 ft)
Mounting Position	Through-hole mounting / wall mounting / side-by-side mounting
Degree of Protection	IP20 / UL open type
Frame Size	FSB
Physical Weight (kg)	1.81
Dimensions L x W x H (cm)	20 x 20.3 x 19

Industrial Applications

1. Conveyor Belt Systems with Dynamic Requirements

This VFD is ideally suited for controlling the speed and torque of motors in industrial conveyor belt systems, especially those requiring precise starting, stopping, and handling varying loads.

Problem Solved

The 3 kW rated power (3 AC 400V) adequately powers medium-duty conveyors. The 150% High Overload (HO) capability for 60 seconds ensures reliable starting under load and efficient handling of peak demands during operation. The integrated braking chopper is crucial for dynamic braking, enabling quick and safe stops, which prevents material spillage or backsliding on inclined conveyors. Its IP20 rating is suitable for installation within control cabinets in factory environments.

Variable Frequency DriveMotor ControlConveyor SystemsDynamic BrakingOverload CapabilityTorque ControlIP20 Enclosure

2. Industrial Pump Control for HVAC and Water Treatment

The SINAMICS V20 can efficiently manage centrifugal pumps used in HVAC systems or for water circulation and processing in various industrial applications.

Problem Solved

The ability to vary output frequency from 0 to 550 Hz allows for precise pump speed control, directly leading to significant energy savings by matching pump output to actual demand. The 3 kW power rating is common for a range of industrial pump sizes. The IP20 degree of protection is appropriate for installation within a control panel in typical plant room environments. Modbus RTU communication facilitates seamless integration into a supervisory control system for remote monitoring and automated adjustments.

Pump ControlVariable Speed DriveEnergy EfficiencyHVAC SystemsWater TreatmentModbus RTUFlow Regulation

3. Optimized Fan and Blower Systems in Manufacturing

This VFD is an excellent solution for regulating the speed of industrial fans and blowers, thereby optimizing airflow and reducing energy consumption in manufacturing facilities or large-scale ventilation systems.

Problem Solved

Similar to pump applications, variable speed control of fans and blowers (0-550 Hz output frequency) drastically reduces energy consumption compared to traditional mechanical damper controls. The 3 kW power output is capable of driving various fan sizes. The IP20 enclosure ensures suitability for mounting inside control cabinets. The wide operating temperature range of -10 °C to 60 °C guarantees reliable performance under typical industrial ambient conditions.

Fan ControlBlower SystemsIndustrial VentilationEnergy OptimizationVariable SpeedAirflow RegulationIndustrial Automation