About G120C Siemens 37.0kW Drive

The Siemens G120C 37.0KW Drive is a powerful, energy-efficient variable frequency drive (VFD) designed to control large industrial motors. With a power rating of 37.0KW, this drive is ideal for controlling motors in demanding applications such as large pumps, fans, compressors, conveyors, and more. The Siemens G120C Drive provides superior motor control, ensuring smooth operation, optimal energy efficiency, and improved system performance for a wide range of industrial automation needs.

Built for flexibility and ease of integration, the Siemens G120C 37.0KW Drive offers robust protection features, advanced communication capabilities, and a compact design, making it the perfect solution for applications requiring high-performance motor control while reducing energy consumption.

Key Features of Siemens G120C 37.0KW Drive:

• High Power Capacity: With a power rating of 37.0KW, the Siemens G120C Drive provides powerful and reliable motor control for demanding industrial applications, including large machinery and heavy-duty motors.

• Energy Efficiency: Designed to reduce energy consumption, the G120C Drive optimizes motor performance and reduces operational costs by adjusting motor speed and torque according to process requirements.

• Compact Design: The Siemens G120C Drive features a compact, space-saving design that simplifies installation in control panels without sacrificing performance or functionality.

• Precise Motor Control: Ensures smooth and accurate control of motor speed, torque, and positioning, enhancing operational efficiency and minimizing wear and tear on motors and equipment.

• Comprehensive Protection Features: Includes protection functions such as overload protection, short-circuit protection, and thermal protection, safeguarding both the drive and motor.

• Advanced Communication: Supports various communication protocols, including PROFINET, Modbus, and Ethernet/IP, allowing for seamless integration into your existing industrial automation systems.

• Easy Setup and Diagnostics: User-friendly configuration tools and built-in diagnostics make the Siemens G120C Drive simple to set up and maintain, reducing downtime and simplifying troubleshooting. 

SINAMICS G120C Drive Converter

Article No.: 6SL3210-1KE27-0UF1

Rated Data

Input

• Phases: 3 AC

• Line voltage: 380 480 V (+10 % / -20 %)

• Line frequency: 47 63 Hz

• Rated current:

  • LO: 64 A

  • HO: 61 A

Output

• Phases: 3 AC

• Rated voltage: 400 V IEC / 480 V NEC

• Rated power:

  • LO: 37 kW (40 hp)

  • HO: 30 kW (30 hp)

• Rated current:

  • LO: 68 A

  • HO: 58 A

• Max. output current: 116 A

• Pulse frequency: 4 kHz

• Output frequency:

  • Vector control: 0 240 Hz

  • V/f control: 0 550 Hz

Overload Capability

• Low Overload (LO): 150% IL for 3 s, then 110% IL for 57 s (300 s cycle)

• High Overload (HO): 200% IH for 3 s, then 150% IH for 57 s (300 s cycle)

General Specifications

• Power factor : 0.90 0.95

• Offset factor cos : 0.99

• Efficiency : 0.98

• Sound pressure level (1 m): 72 dB

• Power loss: 1,080 W

• Filter class: Unfiltered

Communication

• PROFINET

• EtherNet/IP

Inputs / Outputs

Digital Inputs

• Standard: 6 (Switching 01: 11 V, 10: 5 V, Max inrush: 15 mA)

• Fail-safe: 1

Digital Outputs

• Relay: 1 (DC 30 V, 0.5 A, resistive load)

• Transistor: 1 (DC 30 V, 0.5 A, resistive load)

Analog Inputs / Outputs

• Analog input: 1 (Differential, 10-bit)

• Analog output: 1 (Non-isolated)

• PTC/KTY motor temperature sensor input: 5 C accuracy

Closed-Loop Control

• V/f linear / square-law / parameterizable: Yes

• V/f with flux current control (FCC): Yes

• V/f ECO linear / square-law: Yes

• Sensorless vector control: Yes

• Vector control with sensor / encoder torque control: No

Ambient Conditions

• Cooling: Air cooling (integrated fan)

• Cooling air requirement: 0.055 m/s

• Installation altitude: Max 1,000 m

• Ambient temperature (operation): -20 40 C

• Transport: -40 70 C

• Storage: -25 55 C

• Relative humidity: Max 95% RH (no condensation)

Connections

• Signal cable: 0.15 1.50 mm (AWG 24 16)

• Line, motor, DC link: 10 35 mm (AWG 8 2), screw terminals

• Max. motor cable length: Shielded 200 m / Unshielded 300 m

• PE connection: Screw terminals

Mechanical Data

• Degree of protection: IP20 / UL open type

• Frame size: FSD

• Net weight: 18.8 kg

• Dimensions (W H D): 200 472 237 mm

Technical Details