Technical Overview

Compact 30 kW (LO) / 22 kW (HO) 3-phase 380-480V frequency inverter with PROFINET/EtherNet/IP and Safe Torque Off. IP20 rated for industrial motor control.

Key Features

Rated power: 30 kW (low overload) / 22 kW (high overload)
Input voltage: 3-phase 380–480 V +10%/-20%
Integrated PROFINET and EtherNet/IP interface for communication
Safe Torque Off (STO) safety function
Integrated braking chopper
Compact design for space-saving installations
User-friendly commissioning and diagnostics
Energy-efficient with power factor 0.90-0.95 and efficiency up to 0.98
Integrated Class A EMC filter
Flexible input/output interface: 6 digital inputs, 2 digital outputs, 1 analog input, 1 analog output

Technical Specification Matrix

Parameter	Value
Series	SINAMICS G120C
Power Output (Low Overload)	30.00 kW (30.00 hp)
Power Output (High Overload)	22.00 kW (25.00 hp)
Input Voltage	3-phase 380–480 V +10% -20%
Input Frequency	47–63 Hz
Output Current (Low Overload)	58.00 A
Output Current (High Overload)	43.00 A
Max. Output Current	87.00 A
Pulse Frequency	4 kHz
Output Frequency (Vector Control)	0 ... 240 Hz
Output Frequency (V/f Control)	0 ... 550 Hz
Power Factor λ	0.90 ... 0.95
Efficiency η	0.98
Sound Pressure Level (1m)	72 dB
Power Loss	1040.0 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 30 V, 0.5 A)
Digital Outputs (Transistor)	1 (DC 30 V, 0.5 A)
Analog / Digital Inputs	1 (Differential input, 10 bit resolution)
Analog Outputs	1 (Non-isolated output)
Safety Function	Safe Torque Off (STO)
Protection Rating	IP20 / UL open type
Mounting	Wall mounting
Physical Weight (kg)	20
Dimensions L x W x H (cm)	49.5 x 35.6 x 30

Industrial Applications

1. Conveyor Systems in Manufacturing

This drive can precisely control the speed and torque of motors driving conveyor belts in automated manufacturing lines, handling products up to 30 kW. The integrated communication and safety features ensure seamless integration and safe operation.

Problem Solved

Ensures smooth acceleration/deceleration, energy efficiency, and reliable material flow, preventing product damage and optimizing throughput. The Safe Torque Off (STO) function ensures operator safety during maintenance or emergency stops.

Variable speed controlTorque controlPROFINET integrationSafe Torque Off30 kW motorIndustrial automation

2. Pumping Stations for Water Treatment

Ideal for controlling 30 kW pump motors in water treatment plants, allowing for variable flow rates to match demand and optimize energy consumption. Its robust design and IP20 rating (when installed in a suitable enclosure) support demanding industrial environments.

Problem Solved

Reduces energy consumption by adjusting pump speed to meet variable demand, minimizes water hammer, and provides precise flow control, contributing to efficient water management and extended pump lifespan.

Variable frequency drivePump control30 kWEnergy efficiency3-phase 400VWater/wastewater applications

3. HVAC Systems in Commercial Buildings

Suitable for driving 30 kW fans and compressors in large Heating, Ventilation, and Air Conditioning (HVAC) systems. The drive's communication capabilities allow for integration into building management systems for intelligent climate control.

Problem Solved

Optimizes fan and compressor operation based on building load, leading to significant energy savings, reduced noise, and extended equipment lifespan. It helps maintain a comfortable environment efficiently.

Fan controlCompressor driveHVAC30 kW3-phaseEnergy optimizationBuilding automation

Siemens SINAMICS G120C 30kW Variable Frequency Drive

Siemens SINAMICS G120C 30kW Variable Frequency Drive

Technical Overview

Key Features

Technical Specification Matrix

Industrial Applications

1. Conveyor Systems in Manufacturing

2. Pumping Stations for Water Treatment

3. HVAC Systems in Commercial Buildings