SIEMENS 6SL3210-1PE21-1UL0 3kW HO 4kW LO SINAMICS G120 PM240-2 Unfiltered Power Module Frame Size FSB

The SIEMENS 6SL3210-1PE21-1UL0 is a high-performance 3kW HO / 4kW LO SINAMICS G120 PM240-2 Unfiltered Power Module, Frame Size FSB, engineered for demanding industrial applications. This robust unit excels in delivering precise motor control, enhanced energy efficiency, and reliable operation across various automation scenarios. Its core advantages lie in its advanced vector control capabilities, integrated safety functions, and flexible communication options, making it a superior choice for modern industrial automation. Key technical parameters include a power rating of 3kW for High Output (HO) and 4kW for Low Output (LO) applications, an unfiltered design, and an FSB frame size, all contributing to its compact yet powerful profile.

Product Specifications

| Feature                  | Specification                               |

| :----------------------- | :------------------------------------------ |

| Product Number           | 6SL3210-1PE21-1UL0                          |

| Series                   | SINAMICS G120 PM240-2                       |

| Power Module Type        | PM240-2 Unfiltered                          |

| Frame Size               | FSB                                         |

| Rated Power (HO) | 3 kW                                     |

| Rated Power (LO)         | 4 kW                                        |

| Voltage                  | 380-480 V 3 AC                              |

| Current (HO)             | 7.7 A                                       |

| Current (LO)             | 9.7 A                                       |

| Protection Class         | IP20                                        |

| Dimensions (H x W x D)   | 297 x 141 x 175 mm                          |

| Weight                   | 5.2 kg                                      |

| Control Type             | Vector Control, V/f Control                 |

| Integrated Safety        | STO (Safe Torque Off)                       |

| Communication Interfaces | PROFINET, PROFIBUS (optional)               |

| Ambient Temperature      | -20°C to +50°C                              |

Core Features & Market Positioning

The SIEMENS 6SL3210-1PE21-1UL0 distinguishes itself in the competitive variable frequency drive market through its robust build and advanced control algorithms. Its unfiltered design offers a compact solution where line filtering is not critically required, reducing system footprint and cost. The integrated Safe Torque Off (STO) functionality is a significant differentiator, enhancing operational safety and reducing the need for external safety components. This module's positioning as a high-performance, yet cost-effective, power dense solution for a wide range of motor control tasks underscores its value proposition for system integrators and end-users alike.

Key Application Scenarios

This SINAMICS G120 power module is ideally suited for applications requiring precise and efficient motor speed control. Common scenarios include conveyor systems, pumps, fans, and general machine building where variable speed operation can lead to significant energy savings and process optimization. Industries such as manufacturing, material handling, and building automation frequently leverage the capabilities of the PM240-2 series for its reliability and performance. The 6SL3210-1PE21-1UL0's ability to handle dynamic loads makes it a strong contender for applications with frequent start-stop cycles or varying torque demands.

Practical System Integration Guidance

Integrating the SIEMENS 6SL3210-1PE21-1UL0 into existing systems is streamlined due to its modular SINAMICS G120 architecture. Proper wiring is critical; ensure the power module is connected to the appropriate control unit (CU) and motor according to the manual. For basic commissioning, parameters such as motor data (nominal power, voltage, current, frequency, poles) and control mode selection are essential. Utilizing the integrated PROFINET interface simplifies network integration for advanced control and diagnostics, allowing for seamless communication with PLCs like the SIMATIC S7 series.

Operation and Risk Mitigation

Safe operation of the SIEMENS 6SL3210-1PE21-1UL0 necessitates adherence to installation and operating guidelines. Always ensure proper grounding and disconnect power before performing any maintenance. The integrated STO function must be correctly wired to the safety control system to ensure fail-safe operation. Common troubleshooting often involves checking parameter settings and ensuring correct motor-drive matching. Referencing the fault code list in the product manual is crucial for diagnosing issues; for instance, a "F0001" fault typically indicates an overcurrent condition, requiring investigation into the motor load or drive parameters.

Scalability & Long-Term Value

The SINAMICS G120 platform, including the 6SL3210-1PE21-1UL0, offers excellent scalability. This power module can be paired with various SINAMICS G120 control units to adapt to different communication protocols and control requirements. Its compatibility with a wide range of Siemens automation components ensures seamless integration into larger plant-wide automation systems. As industries move towards Industry 4.0, the SINAMICS G120 platform supports advanced diagnostics and remote monitoring capabilities, providing long-term value through predictive maintenance and optimized performance, aligning with Industrial IoT initiatives.

Frequently Asked Questions

What is the power rating of the SIEMENS 6SL3210-1PE21-1UL0?

The SIEMENS 6SL3210-1PE21-1UL0 offers a 3kW rating for High Output (HO) applications.

It also provides a 4kW rating for Low Output (LO) scenarios.

This dual rating enhances its versatility for different motor and load requirements.

What frame size is the SINAMICS G120 PM240-2 module?

This specific power module, the 6SL3210-1PE21-1UL0, is designated as Frame Size FSB.

FSB frame size indicates its physical dimensions and power handling capacity within the G120 series.

It is designed to accommodate the internal components for its rated power output efficiently.

Does this power module have integrated safety features?

Yes, the 6SL3210-1PE21-1UL0 includes the Safe Torque Off (STO) function.

STO ensures that the motor cannot generate torque when the safety function is activated.

This is a critical safety feature for reducing mechanical hazards during operation.

What type of control does the 6SL3210-1PE21-1UL0 support?

This module supports advanced vector control for precise motor speed and torque regulation.

It also offers standard V/f control for simpler applications.

The choice of control mode can be configured based on the application's dynamic requirements.

Is the SIEMENS 6SL3210-1PE21-1UL0 filtered or unfiltered?

The product number indicates that the SIEMENS 6SL3210-1PE21-1UL0 is an unfiltered power module.

Unfiltered designs are generally more compact and cost-effective.

This type is suitable for applications where external filtering is not mandated by electromagnetic compatibility (EMC) regulations.

What communication protocols are supported by this module?

The 6SL3210-1PE21-1UL0 primarily supports PROFINET for network communication.

PROFIBUS communication is also an option, often requiring a specific configuration or interface.

These protocols enable seamless integration into industrial automation networks for control and diagnostics.

What is the voltage rating for this SINAMICS G120 power module?

The SIEMENS 6SL3210-1PE21-1UL0 operates on a 3-phase AC power supply.

Its voltage range is specified as 380-480 V.

Ensuring the supply voltage is within this range is crucial for correct operation and longevity.

What are the typical applications for the PM240-2 power module?

This power module is well-suited for variable speed drives in pumps and fans.

It is also commonly used in conveyor systems and general machine building applications.

Its robust design and control capabilities make it versatile across many industrial automation tasks.

What is the protection class of the 6SL3210-1PE21-1UL0?

The SIEMENS 6SL3210-1PE21-1UL0 features an IP20 protection class.

This rating signifies protection against solid objects greater than 12.5 mm and no protection against water.

It is designed for installation within control cabinets or enclosures to protect it from environmental factors.

How does the HO/LO power rating system work on this module?

HO (High Output) and LO (Low Output) refer to different operating modes with specific current and power characteristics.

The HO setting is typically for applications demanding higher peak power, while LO is for continuous operation with reduced current.

This flexibility allows the module to be optimized for various motor types and duty cycles.