SIEMENS 1LE0003-1CC02-1AA4 3 kW Asynchronous Motor 6P

The SIEMENS 1LE0003-1CC02-1AA4 is a robust 3 kW asynchronous motor engineered for demanding industrial applications, offering exceptional efficiency and reliability. This 6-pole motor boasts a compact design, superior thermal management, and a low noise profile, making it an ideal choice for a wide range of machinery. Its direct-on-line (DOL) starting capability simplifies installation, and its adherence to international standards ensures seamless integration into various electrical systems.

| Parameter               | Value                                     |

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

| Product Type        | Asynchronous Motor                        |

| Manufacturer        | SIEMENS                                   |

| Model Number        | 1LE0003-1CC02-1AA4                        |

| Power Rating        | 3 kW                                      |

| Number of Poles     | 6                                         |

| Voltage             | 400V (Delta) / 690V (Star)                |

| Frequency           | 50 Hz                                     |

| Frame Size          | 100L                                      |

| Enclosure Type      | IP55                                      |

| Insulation Class    | F                                         |

| Motor Type          | Squirrel Cage                             |

| Efficiency Class    | IE3 (Premium Efficiency)                  |

| Mounting Type       | B3 (Foot-mounted)                         |

| Service Factor      | S1 (Continuous Duty)                      |

| Connection Type     | Terminal Box                              |

| Bearing Type        | Ball Bearing                              |

Core Features & Market Positioning

The SIEMENS 1LE0003-1CC02-1AA4 distinguishes itself through its IE3 premium efficiency rating, significantly reducing energy consumption and operational costs for end-users. This aligns with global trends towards energy conservation and sustainability in industrial operations. The motor's robust cast-iron housing provides enhanced durability and resistance to harsh environments, a critical factor in sectors like manufacturing and process industries. Its advanced cooling system ensures consistent performance under continuous load, minimizing thermal stress and extending the motor's lifespan. This combination of efficiency, durability, and reliable performance positions the 1LE0003-1CC02-1AA4 as a leading solution for applications where uptime and energy savings are paramount.

Key Application Scenarios

This 3 kW asynchronous motor is exceptionally versatile, finding its primary use in driving pumps, fans, compressors, and conveyor systems across various industrial segments. Its 6-pole design provides a lower operating speed (approximately 1000 RPM at 50 Hz), making it suitable for applications requiring high torque at reduced RPM, such as large fan systems in HVAC or heavy-duty material handling equipment. Furthermore, its IP55 enclosure rating makes it appropriate for dusty and wash-down environments common in food processing, chemical plants, and general manufacturing facilities where protection against ingress of dust and water jets is necessary. The SIEMENS 1LE0003-1CC02-1AA4 is a standard workhorse for applications demanding reliable, continuous operation.

Practical System Integration Guidance

Integrating the SIEMENS 1LE0003-1CC02-1AA4 into existing systems is straightforward due to its standard IEC frame size (100L) and B3 foot-mounting configuration, ensuring physical compatibility with most machine designs. For electrical connections, the motor's terminal box is designed for easy access, allowing for direct-on-line (DOL) starting or connection to variable frequency drives (VFDs). When connecting to a VFD, ensure the VFD is rated for the motor's power and voltage, and that appropriate VFD-compatible cabling and surge protection are utilized to prevent bearing currents and voltage spikes. Verify proper grounding of the motor frame to the electrical panel and earth ground for safety and operational integrity.

Operation and Risk Mitigation

Safe operation of the SIEMENS 1LE0003-1CC02-1AA4 hinges on adhering to standard electrical safety protocols and the manufacturer's guidelines. Always ensure power is de-energized before performing any maintenance or electrical work. Overloading the motor beyond its 3 kW rating can lead to overheating and premature failure; monitor current draw to stay within specified limits. The IP55 enclosure offers protection against dust and low-pressure water jets, but the motor is not designed for submersible operation. Regular visual inspection for damage, proper ventilation around the motor, and ensuring the cooling fins are free from debris are critical for maintaining optimal performance and preventing operational risks.

Scalability & Long-Term Value

The SIEMENS 1LE0003-1CC02-1AA4 provides excellent long-term value through its inherent durability and compatibility with modern industrial automation. Its IE3 efficiency rating ensures reduced operating expenses over its lifecycle, directly contributing to a lower total cost of ownership. While this specific model is a fixed-speed motor, its seamless integration with variable frequency drives (VFDs) allows for speed control and further energy savings, offering a pathway to variable speed operation without replacing the motor itself. For applications requiring higher power, SIEMENS offers a comprehensive range of larger asynchronous motors that maintain similar construction principles and integration protocols, facilitating system expansion or upgrades.

FAQs

Q1: What is the rated voltage for the SIEMENS 1LE0003-1CC02-1AA4?

The motor is designed for dual voltage operation. It can be connected for 400V in a Delta configuration.

It can also be configured for 690V when connected in a Star configuration.

This dual-voltage capability offers flexibility for different power supply systems.

Q2: Can this motor be used with a Variable Frequency Drive (VFD)?

Yes, the SIEMENS 1LE0003-1CC02-1AA4 is compatible with VFDs.

Ensure the VFD is correctly sized for the motor's power and voltage ratings.

Utilize appropriate VFD-rated cabling and consider surge protection for enhanced longevity.

Q3: What does the IP55 enclosure rating signify?

IP55 means the motor is protected against dust ingress.

It also provides protection against low-pressure water jets from any direction.

This makes it suitable for environments with moderate dust or occasional washdowns.

Q4: What is the efficiency class of this SIEMENS motor?

This motor is rated IE3, which stands for Premium Efficiency.

IE3 motors offer significant energy savings compared to lower efficiency classes.

This translates to reduced operating costs and a smaller environmental footprint.

Q5: What type of mounting is standard for the 1LE0003-1CC02-1AA4?

The motor features a B3 mounting type, which is foot-mounted.

This is a very common and versatile mounting arrangement for industrial motors.

The IEC frame size 100L ensures physical compatibility with many existing machine bases.

Q6: How many poles does this motor have and what is its approximate speed?

The SIEMENS 1LE0003-1CC02-1AA4 is a 6-pole motor.

At a 50 Hz frequency, its approximate synchronous speed is 1000 RPM.

The actual operating speed will be slightly lower due to slip.

Q7: What is the power rating of the SIEMENS 1LE0003-1CC02-1AA4 motor?

This specific motor model has a power output of 3 kW.

This power rating makes it suitable for a wide range of medium-duty industrial applications.

It provides ample torque for driving pumps, fans, and conveyor systems.

Q8: What materials are used in the construction of this motor?

The motor features a robust cast-iron housing for enhanced durability.

The rotor and stator windings are typically made of high-quality copper.

It utilizes standard ball bearings for reliable rotation.

Q9: What is the insulation class of the motor, and what does it mean?

The insulation class is F.

This class specifies the thermal endurance of the winding insulation.

Class F insulation can withstand temperatures up to 155°C, providing a good thermal margin.

Q10: What are common applications for a 3 kW, 6-pole asynchronous motor?

Common uses include driving industrial pumps and compressors.

It is also ideal for fans in HVAC systems and material handling conveyors.

Its characteristics suit applications requiring moderate power and lower speeds.