SIEMENS 3RA1125-4BD26-1AK6 Fastbus Combination Motor Starter

( Brand: Siemens ), ( Type: Circuit Breaker Combination Starter ), ( Manufacturer Part Number: 3RA1125-4BD26-1AK6 )

Review SIEMENS Fastbus Combination Motor Starter

The Siemens 3RA1125-4BD26-1AK6 is a versatile and reliable Fastbus combination motor starter designed for various applications. This motor starter, manufactured by Siemens, is built using advanced technology to ensure optimal performance and efficiency.

The 3RA1125-4BD26-1AK6 is a combination motor starter, which means it is capable of both star-delta and direct-online starting, providing the flexibility to choose the most suitable starting method for specific motor applications. The star-delta starting method improves motor starting and running characteristics, reducing current surges and voltage drops as compared to direct-online starting.

This motor starter features a rating of 1100 Amps, enabling it to handle high inrush currents and power large motors. The Fastbus system allows easy and fast wiring via a dedicated busbar, reducing the time and effort required for connection and installation.

The starter includes overload protection, which is vital for ensuring the motor and associated equipment operate within safe limits. This protection is adjustable to accommodate different applications and conditions. In addition, the starter comes with a built-in contactor for controlling the motor, offering easy and secure motor control.

Siemens has utilized robust design principles to create the 3RA1125-4BD26-1AK6. This motor starter is built to withstand harsh operating conditions, thanks to its IP20 enclosure protecting against ingress from dust and water. Its housing is made of durable materials to offer superior mechanical strength and stability.

The Fastbus combination motor starter offers excellent energy efficiency due to its synchronization function with Siemens G120 VFDs. It also features a low-voltage release contactor (LVRC) for safe system shutdown in case of power interruptions. The starter comes with a wide range of mounting options for different installation scenarios.

Moreover, the 3RA1125-4BD26-1AK6 Fastbus combination motor starter is compatible with various communication protocols, including Profinet, Modbus, and DeviceNet. This level of connectivity allows for seamless integration with higher-level control systems and enables real-time monitoring and control of motor performance.

In summary, the Siemens 3RA1125-4BD26-1AK6 Fastbus combination motor starter is a superior solution for managing motor control applications. With its versatile star-delta and direct-online starting capabilities, adjustable overload protection, robust design, and excellent energy efficiency, it is a reliable and cost-effective choice for handling high inrush currents and powering large motors. Its compatibility with various communication protocols and extensive mounting options make it an ideal fit for diverse applications.

Siemens 3RA1125-4BD26-1AK6 is a Fastbus combination motor starter designed for applications in industrial settings. This device is used to control and protect the motor by providing overload protection and failure protection. Here are the pros and cons of buying this particular combination motor starter:

1. High Reliability: Siemens is a reputable brand in the industrial automation industry, and their products, including the 3RA1125-4BD26-1AK6, are known for their high reliability and durability.

2. Versatile: This combination motor starter is suitable for various applications. It can handle single-phase motors with a rating of up to 11.2 kW and three-phase motors with a rating of up to 3.7 kW.

3. Energy Efficient: This starter features a soft-starting function, which reduces the electrical stress on the motor and saves energy by smoothing out the starting current.

4. Overload Protection: The overload protection feature of the starter safeguards against motor overloading, which can prevent damage to the motor and reduce downtime.

5. Easy Installation: The device comes with a pluggable terminal box, allowing for quick and easy installation.

6. Cost-effective: The combination motor starter is an economical solution for controlling and protecting motors in industrial applications.

1. Limited Capacity: This particular model has a limited capacity for larger motors, so it may not be suitable for all applications.

2. Complexity: Combination motor starters may be more complex to install and set up compared to basic on/off starters or other types of motor protection equipment.

3. Requires Maintenance: Over time, the components of the starter may need replacement or maintenance, which can add to the overall cost of ownership.

In conclusion, the Siemens 3RA1125-4BD26-1AK6 Fastbus combination motor starter offers several benefits for industrial applications, such as reliability, versatility, energy efficiency, overload protection, ease of installation, and cost-effectiveness. However, limitations, including capacity constraints and complexity, should be taken into account. Ultimately, the decision to buy this combination motor starter depends on the specific requirements of your application and the resources available for installation and maintenance.

Recommendation: If you have a motor that falls within the capacity range of the 3RA1125-4BD26-1AK6 and are seeking a reliable, energy-efficient, and cost-effective solution for controlling and protecting it, this combination motor starter from Siemens could be a good choice. However, careful consideration should be given to any potential complexities involved in installation and maintenance. Always refer to the product datasheet and consult with a qualified electrician or automation expert before making a purchasing decision.

Details:

Etch Surplus Rochester, NY, Shipping: Charged according to location. The unit includes everything shown in photos. The unit may show slight signs of cosmetic wear from the previous owner such as scratching, discoloration, shelf wear, paint chipping and/or other markings that should not impact units performance. The unit appears to be new and unused by the previous owner.

Starter, For sale is a Siemens Fastbus Combination Motor Starter 3RA1125-4BD26-1AK6. Overall the unit appears to be in excellent, new, ready use condition.

part #: 3ra11254bd261ak6 prices

• $18.88-$770.00

specifications stigstarters:

• brand: Siemens
• type: Circuit Breaker Combination Starter
• manufacturer part number: 3RA1125-4BD26-1AK6

offer stigstarters:

• started: February 3, 2025
• sold: 0
• options: Ship-to-home
• quantity: 1
• availability: In Stock
• best offers: True

returns stigstarters:

• method: Money back
• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

general stigstarters:

• Drives Starters > Starters > Combination Starters
• condition: New Open box

payments stigstarters:

• credit card: Diners-club
• other
• wallet: Paypal

seller stigstarters:

• # reviews: 12366
• city: Rochester, New York
• rating: 99.8%

shipping stigstarters:

• class: Standard, Expedited, One-day
• service: FedEx Ground or FedEx Home Delivery, FedEx 2Day, FedEx Standard Overnight, FedEx Priority Overnight
• transit: 2-5 Days
• type: Calculated
• carrier: FedEx
• cost: $21.04

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