Siemens SINAMICS G120 Drive

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Siemens SINAMICS G120 Drive image

Siemens SINAMICS G120 drive is a versatile and widely used modular frequency converter designed for a broad range of industrial applications.

  • Power rating: 0.55 to 250 kW
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Siemens SINAMICS G120 Drive is available in three voltage variants for connection to 200 V, 400 V and 690 V networks. In addition, the SINAMICS G120 features a comprehensive machine safety package. SINAMICS Startdrive is used for commissioning the safety functions.

  • Modular Design: The G120 is built with a modular structure, consisting of Control Units (CU), Power Modules (PM), and optional operator panels.
    • Versatile drive system for the most diverse applications and industry branches
    • Available not only in low and medium, but also in high-voltage versions
  • Wide Power Range: It covers a broad power range, making it suitable for various applications, from small machines to large industrial systems.
    • Wide power range from 0.55 kW to 250 kW.
    • Host of component combination options (Power Module, Control Unit, operator panel)
    • Simple connection to electric motors and control systems into your existing system and automation landscape
  • Safety Integrated: It includes built-in safety functions, like Safe Torque Off (STO), and offers advanced safety options to enhance operator safety.
    • Machine safety with Safety Integrated
    • Safety functions: STO, SS1, SBC, SLS, SDI, SSM
  • Communication Flexibility: The G120 supports various communication protocols.
  • Control Methods: It offers multiple control methods, including V/f control, vector control to providing flexibility.

The modular SINAMICS G120 converter system comprises the Power Module, the Control Unit, and an optional operator panel:

Power ModuleControl UnitOperator Panel(Display)
Power Modules PM250CU230P-2SINAMICS Smart Access Module
Power Modules PM240-2CU250S-2SINAMICS Intelligent Operator Panel IOP-2
CU240E-2SINAMICS Basic Operator Panel BOP-2
CUA20
Siemens SINAMICS G120 Drive power module types image

Power Modules PM250

The ideal Power Module for requirements with regenerative feedback. This means that any braking energy is directly fed back into the supply system (four-quadrant applications – a braking chopper is not required).
The PM250 Power Module is available for the following voltage and power ranges:

  • 380 V – 480 V 3 AC ±10% 7.5 kW to 90 kW

Power Modules PM240-2

The ideal Power Module for standard applications in mechanical engineering. PM240-2 Power Modules have a braking chopper (four-quadrant applications) and are suitable for a large number of applications in general mechanical engineering.
The PM240-2 Power Module is available for the following voltage and power ranges:

  • 200 V … 240 V 1 AC/3 AC  0.55 kW … 4.0 kW
  • 200 V … 240 V 3 AC  5.5 kW … 55 kW
  • 380 V … 480 V 3 AC  0.55 kW … 250 kW
  • 500 V … 690 V 3 AC  11 kW … 250 kW
Siemens SINAMICS G120 Drive control unit types image
  • CU230P-2 series Control Unit – the specialist for pumps, fans and compressors
    • The specific Control Unit (CU230P-2) is especially suitable for drives with integrated technology functions for pump, fan and compressor applications. The I/O interface, the fieldbus interfaces, and the additional software functions support these applications in an optimum way.
  • CU250S-2 series Control Unit – for high-performance applications in general mechanical engineering
    • The specific Control Unit (CU250S-2) is especially suitable for drives with high speed and torque accuracy requirements. The I/O interface, the fieldbus interfaces, and the additional software functions support these applications in an optimum way.
  • CU240E-2 series Control Unit – for standard applications in general mechanical engineering
    • The standard Control Unit (CU240E-2) with expanded I/O quantity structure is ideal for encoderless applications with safety requirements.
  • CUA20 Control Unit Adapter Kit – a simple and alternative way of installing the devices in cabinets
    • To enable a spatial and thermal separation of the Power Module and Control Unit in control cabinet installations, the SINAMICS Control Unit Adapter Kit CUA20 is available. The Adapter Kit CUA20 is compatible with all Control Units (CU230P-2, CU250S-2, CU240E-2).
Siemens SINAMICS G120 Drive display types image

SINAMICS Smart Access Module: Web-based operator panel with wireless client connection Mobile commissioning, diagnostics, service

The SINAMICS Smart Access Module is available as an additional option for the SINAMICS frequency converter series G120, G120C, G120X and G115D.

  • Quick commissioning – mobile and clever
  • Motor test – setting and changing the motor speed
  • Simple maintenance and diagnostics
  • All parameters and settings at a glance
  • Storing and sharing of converter data

SINAMICS Intelligent Operator Panel IOP-2: Intelligent operator panel for direct connection to the converter, Local operation, monitoring, setup, diagnostics, service.

The IOP-2 is available as an additional option for the SINAMICS frequency converter series G120, G120X, G120XA, G120P, G120C, G120D, G110M and SIMATIC ET 200pro FC-2

  • High-contrast color display with a range of display options
  • Fast series commissioning of the frequency converters
  • Simple configuration of an Ethernet-based fieldbus interface
  • Fast access to product information about the current drive system
  • Direct contact with Customer Support via the SIEMENS Industry Online Support App
  • Simple connection to mobile devices (e.g. smartphones, tablets) via two-dimensional code (data matrix or QR code)

SINAMICS Basic Operator Panel BOP-2: Basic operator panel for direct connection to the converter, Local operation, monitoring, commissioning, diagnostics.

The BOP-2 is available as an additional option for the SINAMICS G120C converter series.

  • Direct local operation of the drive
  • Simple switchover between automatic and manual operation
  • Standard commissioning using the clone function
  • 2-line display for showing up to 2 process values with text
  • Diagnostics with menu prompting with 7-segment display
  • Door mounting kit, can be mounted in the control cabinet door (achievable degree of protection is IP54/UL Type 12)

The SINAMICS G120 is used in a wide range of applications, including:

  • Pumping / ventilating / compressing: The modular frequency converter is suitable for the following applications.
  • Moving: SINAMICS is the drive for simple as well as highly dynamic conveyor systems and stacker cranes.
  • Processing: SINAMICS is the drive for continuous processes with high speed and torque accuracy.
  • Positioning: SINAMICS is the drive for the positioning of individual or multiple coordinated axes.
  • Pumps and fans
  • Conveyors
  • Compressors
  • Mixers and agitators
  • and many more.

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