Name: Siemens SINAMICS G120C 2.2kW Variable Frequency Drive - INOSAKI
SKU: Siemens-6SL3210-1KE15-8AF2
Price: 401.64 USD
Availability: InStock

Technical Overview

2.2kW 3AC 380-480V VFD with IP20 protection, integrated Class A filter, Safe Torque Off, PROFINET/EtherNet/IP communication for general machine applications.

Key Features

Compact footprint for control cabinet mounting.
Integrated Class A filter.
Integrated Safe Torque Off (STO) function.
Supports PROFINET and EtherNet/IP fieldbus communication.
IP20 / UL open type protection.
Input supply: 380-480 V 3AC, 47-63 Hz.
Rated power (low overload): 2.20 kW.
Equipped with 6 standard digital inputs, 1 fail-safe digital input, 2 digital outputs, 1 analog/digital input, and 1 analog output.
Motor temperature sensor input (PTC, KTY compatible).
Output frequency up to 550 Hz for V/f control.

Technical Specification Matrix

Parameter	Value
Input Voltage (Nominal)	380-480 V AC, 3-phase
Input Voltage Tolerance	+10% / -20%
Input Line Frequency	47-63 Hz
Rated Input Current (LO)	7.40 A
Rated Input Current (HO)	6.00 A
Output Voltage (Rated)	400V IEC / 480V NEC, 3-phase
Rated Power (Low Overload - LO)	2.20 kW (3.00 hp)
Rated Power (High Overload - HO)	1.50 kW (2.00 hp)
Rated Output Current (LO)	5.60 A
Rated Output Current (HO)	4.10 A
Maximum Output Current	8.20 A
Pulse Frequency	4 kHz
Output Frequency (Vector Control)	0-240 Hz
Output Frequency (V/f Control)	0-550 Hz
Overload Capability (LO)	150% for 3s, then 110% for 57s in 300s cycle
Overload Capability (HO)	200% for 3s, then 150% for 57s in 300s cycle
Power Factor λ	0.70-0.85
Offset Factor cos φ	0.95
Efficiency η	0.97
Sound Pressure Level (1m)	49 dB
Power Loss	76.4 W
Integrated Filter Class	Class A
Communication Interfaces	PROFINET, EtherNet/IP
Standard Digital Inputs	6
Fail-safe Digital Inputs	1
Digital Outputs (Relay)	1 (DC 30V, 0.5A)
Digital Outputs (Transistor)	1 (DC 30V, 0.5A)
Analog/Digital Inputs	1 (10 bit resolution)
Analog Outputs	1 (Non-isolated)
PTC/KTY Interface	1 motor temperature sensor input
Degree of Protection	IP20 / UL open type
Physical Weight (kg)	1.4
Dimensions L x W x H (cm)	22.5 x 27 x 8.5

Industrial Applications

1. Energy-Efficient Control of HVAC Pumps and Fans

The SINAMICS G120C is ideally suited for controlling pumps and fans in large HVAC systems within commercial or industrial buildings. Its 2.2 kW power rating and 380-480V 3AC input match common industrial motor requirements, allowing for variable speed control.

Problem Solved

Precisely controls motor speed to optimize air and water flow, leading to significant energy savings and reduced wear on mechanical components. The high efficiency (>98%) and ECO mode capabilities further enhance energy savings, directly addressing high operational costs in HVAC systems.

Variable Frequency DriveHVACPump ControlFan ControlEnergy Efficiency2.2 kW380-480V 3ACPROFINETEtherNet/IP

2. Precise Speed Control for Manufacturing Conveyors

This VFD can be integrated into conveyor systems for material handling in manufacturing or logistics, providing smooth acceleration/deceleration and accurate speed adjustment for varying product flow.

Problem Solved

Enables soft starting and stopping of conveyor motors, reducing mechanical stress, minimizing product damage, and improving throughput by allowing flexible speed adjustments based on production demand. The integrated Safe Torque Off (STO) function enhances operational safety by quickly disabling motor torque during emergencies, meeting safety requirements in typical industrial environments (IP20 rated for cabinet mounting).

Conveyor SystemsMaterial HandlingSpeed ControlSoft StartSafe Torque Off (STO)IP20PROFINET

3. Robust Motor Control for Small Industrial Mixers and Extruders

For smaller-scale industrial mixers or extruders requiring precise speed and torque control for processing various materials, the G120C provides the necessary drive capabilities.

Problem Solved

Offers fine-tuned control over mixing intensity or extrusion rate, ensuring product consistency and quality. The robust overload capability (150% for 3s, 110% for 57s) ensures reliable operation even during transient peak loads, preventing interruptions and equipment damage in demanding processing applications with fluctuating loads.

Industrial MixerExtruderTorque ControlSpeed RegulationOverload Capability2.2 kW380-480V 3AC