SIEMENS 6SL3210-1PH22-3UL0 15kW/18.5kW G120 Series Unfiltered Power Module (690V, Frame FSD)

The Siemens 6SL3210-1PH22-3UL0 is a robust 15kW/18.5kW SINAMICS G120 series unfiltered power module, operating at 690V and presented in Frame FSD. This powerhouse of an industrial drive component is engineered for demanding applications, offering exceptional efficiency and reliability. Its core advantages lie in its robust construction, precise motor control capabilities, and seamless integration into complex automation systems. Key technical parameters include its impressive power output, high operating voltage, and the efficient thermal management inherent to its design. The unfiltered nature of this power module is a critical specification for applications requiring direct connection to the line without additional filtering, streamlining system design and reducing component count.

Product Specifications

| Parameter                  | Value                                     |

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

| Product Number             | 6SL3210-1PH22-3UL0                        |

| Series                     | SINAMICS G120                             |

| Power Rating (kW)          | 15kW / 18.5kW                             |

| Rated Voltage (V)          | 690V                                      |

| Frame Size                 | FSD                                       |

| Filter                     | Unfiltered                                |

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

| Communication Interfaces   | PROFINET, PROFIBUS (optional)             |

| Protection Class           | IP20                                      |

| Ambient Temperature Range  | -20°C to +50°C (derating may apply)        |

Core Features & Market Positioning

The Siemens 6SL3210-1PH22-3UL0 stands out in the industrial automation landscape due to its advanced control algorithms, enabling precise speed and torque regulation even under fluctuating load conditions. Its unfiltered design is a strategic advantage for applications where space and cost optimization are paramount, and electromagnetic compatibility (EMC) requirements can be met at the system level. This power module is positioned as a high-performance, reliable solution for challenging industrial environments, differentiating itself through Siemens' renowned engineering quality and extensive support network. The SINAMICS G120 platform, to which this module belongs, is highly regarded for its flexibility and scalability, allowing for tailored solutions across a broad spectrum of automation tasks.

Key Application Scenarios

This unfiltered power module is ideally suited for a wide array of heavy-duty industrial applications. Common scenarios include driving large pumps and fans in water treatment plants and HVAC systems, where consistent performance and energy efficiency are critical. It is also extensively used in the material handling sector for conveyor systems and automated warehousing, as well as in the manufacturing industry for machine tools and processing machinery that demand precise motion control. The 690V rating makes it particularly suitable for high-power applications prevalent in industries such as mining, oil and gas, and large-scale chemical processing.

Practical System Integration Guidance

Integrating the Siemens 6SL3210-1PH22-3UL0 into an existing control system is facilitated by its modular design and comprehensive communication options. For successful installation, ensure proper ventilation and adherence to local electrical codes, especially concerning grounding and surge protection, given the high voltage. The module connects to a SINAMICS Control Unit (CU) and an appropriate motor, forming a complete drive system. Commissioning typically involves parameterization via a local operator panel (LOP), human-machine interface (HMI), or a fieldbus system using tools like the STARTER commissioning software. For instance, basic setup might involve configuring motor data, ramp times, and operational limits. Careful consideration must be given to the absence of an internal filter; therefore, the overall system EMC design is crucial.

Operation and Risk Mitigation

Safe operation of the Siemens 6SL3210-1PH22-3UL0 hinges on strict adherence to safety protocols and proper parameterization. Always ensure that the drive is properly isolated and de-energized before performing any maintenance or wiring. Key safety features include overcurrent, overvoltage, undervoltage, and thermal overload protection, which are configured during commissioning. Common operational issues can often be traced to incorrect motor data entry or environmental factors. Critical fault codes, such as F0001 (Overcurrent) or F0002 (Overvoltage), usually indicate underlying electrical or mechanical problems that require prompt investigation and resolution by qualified personnel to prevent equipment damage.

Scalability & Long-Term Value

The SINAMICS G120 platform, including the 6SL3210-1PH22-3UL0 power module, offers significant long-term value through its inherent scalability and compatibility. It can be easily integrated with other Siemens automation components, such as PLCs from the SIMATIC S7 family, enabling the creation of highly integrated and intelligent automation solutions. This modular approach allows for upgrades and expansions within the same platform, minimizing re-engineering costs. Furthermore, Siemens' commitment to industrial digitalization means these drives can readily connect to IIoT platforms for advanced diagnostics, predictive maintenance, and remote monitoring, ensuring their relevance and productivity in evolving industrial environments.

Frequently Asked Questions

What is the primary function of the Siemens 6SL3210-1PH22-3UL0?

This module functions as an unfiltered power stage for SINAMICS G120 drives.

It converts incoming line voltage into a variable voltage and frequency for motor control.

It is designed for high-power applications at 690V in demanding industrial settings.

What does "unfiltered" mean for this power module?

It means no integrated line filter is present within the module itself.

This design choice can reduce size, cost, and complexity in certain system architectures.

External EMC measures are often required at the system level to meet regulatory standards.

What are the typical industries that utilize the 6SL3210-1PH22-3UL0?

It's common in heavy industries like mining and oil/gas.

Water/wastewater treatment and large-scale manufacturing also employ it.

Material handling and general industrial automation applications benefit from its power.

How do I connect the 6SL3210-1PH22-3UL0 to a motor?

The power module connects to a SINAMICS G120 Control Unit (CU).

Motor power cables connect from the output terminals of the power module to the motor.

Ensure proper grounding and torque all connections securely for safe operation.

What is the voltage rating of this specific G120 power module?

The rated voltage for this module is 690V AC.

This high voltage rating is suitable for many industrial power distribution systems.

Always verify compatibility with your local power supply and motor specifications.

Can this power module be used with any motor?

It is designed for use with AC induction motors and permanent magnet motors.

Motor parameters must be correctly entered into the Control Unit for optimal performance.

Consult the SINAMICS G120 documentation for detailed motor compatibility information.

What are the environmental considerations for installing this module?

Install in a clean, dry, and well-ventilated enclosure to prevent overheating.

Operating temperature range is typically -20°C to +50°C, with derating above 40°C.

Protect from dust, moisture, and corrosive atmospheres to ensure longevity.

How is this power module commissioned?

Commissioning involves connecting to a compatible Control Unit and configuring parameters.

Siemens STARTER software or a local operator panel (LOP) can be used for setup.

Key parameters include motor data, control mode, and safety limits.

What is the significance of Frame Size FSD?

Frame Size FSD indicates the physical dimensions and mounting configuration.

It dictates the physical space required for installation and component integration.

Refer to the product manual for detailed dimensional drawings and mounting instructions.

Does the 6SL3210-1PH22-3UL0 support digital communication?

Yes, it supports various industrial fieldbus protocols via its Control Unit.

Common options include PROFINET and PROFIBUS DP for seamless integration.

This allows for remote control, monitoring, and diagnostics within an automation network.