SIEMENS 3RA1125-1GA23-1BB4 Combination Starter

( Brand: Siemens ), ( Part Type: Starter ), ( Country Of Origin: United States ), ( Manufacturer Part Number: 3RA1125-1GA23-1BB4 )

Review SIEMENS Combination Starter

The Siemens 3RA1125-1GA23-1BB4 Combination Starter is an advanced electrical component designed to simplify the starting process of various motors, providing reliable and efficient performance in industrial applications. This starter is engineered to combine the functions of a contactor and a overload relay into a single unit, reducing the need for multiple components and streamlining the wiring process.

The contactor section of this combination starter is built to handle inductive loads up to 11.2 kW and 400 Volts. It features a robust design with silver-plated contacts, ensuring long-lasting and low-wear operation. The contacts are rated for 10,000 cycles at 100% of the rated current, ensuring the starter can handle frequent starts and stops without degrading.

The overload relay section of the Siemens 3RA1125-1GA23-1BB4 is designed to protect the motor from overloading, preventing potential damage and increasing its overall lifespan. The overload relay uses a thermal element to detect the temperature rise in the motor windings, and it trips when the winding temperature reaches a predetermined limit. This feature helps to prevent motor burnout and ensures the motor runs within safe operating limits.

This combination starter comes with a number of built-in safety features designed to protect against potential hazards. It includes short-circuit protection, which trips the contactor when a short circuit is detected in the motor, and it comes with a lockout function that prevents the starter from being operated when the cover is removed.

The Siemens 3RA1125-1GA23-1BB4 Combination Starter is designed for easy installation and integration into industrial control systems. It features a compact design, making it easy to mount in control panels, and it comes with a clear and easy-to-read display that shows the starter status, fault codes, and other critical information. The starter is also compatible with various control systems, allowing for seamless integration into existing control architectures.

In conclusion, the Siemens 3RA1125-1GA23-1BB4 Combination Starter is a versatile and reliable electrical component designed to simplify the starting process of motors in industrial applications. Its combination of contactor and overload relay functions, robust design, built-in safety features, and easy integration make it an excellent choice for industrial automation projects.

title: Pros and Cons of Buying a Siemens 3RA1125-1GA23-1BB4 Combination Starter

The Siemens 3RA1125-1GA23-1BB4 is a combination starter designed for various applications in industrial automation. This device integrates overload and motor protection functionalities into a single unit, making it a popular choice for many industries. In this analysis, we will discuss the pros and cons of investing in this combination starter.

1. Integrated Functionality: The primary advantage of a combination starter is the integrated protection functions for both overload and motor. This feature simplifies the installation process and reduces the overall cost of acquiring separate components.

2. Improved System Reliability: The Siemens 3RA1125-1GA23-1BB4 combination starter is known for its dependability and robust design. It can handle heavy loads and provides reliable protection against motor overloads and short-circuits.

3. Easy Installation: With a compact design and clear markings, the combination starter is easy to install and configure. It also saves space in control panels, making it an excellent choice for applications with limited panel space.

4. Adaptability: The device is suitable for various motor types and can be used in different industries, such as water and wastewater treatment, food and beverage, and oil and gas.

1. Cost: Although the combination starter offers cost savings through its integrated functionality, it may be more expensive than purchasing separate overload and motor protection devices.

2. Complexity: While the combination starter is easy to install, its features and functions may require a higher level of expertise to configure and maintain.

3. Limited Customizability: The combination starter may not offer the same level of customizability as separate components. Users may miss out on specific protection features or adjustments that are only available with dedicated motor or overload protection devices.

The Siemens 3RA1125-1GA23-1BB4 combination starter is an excellent investment for applications that require reliable motor protection and overload control. Its integrated functionality saves space, simplifies installation, and reduces overall costs. However, the initial investment may be higher than purchasing separate components, and the combination starter may lack the customizability of dedicated protection devices.

Based on the pros and cons discussed, the Siemens 3RA1125-1GA23-1BB4 combination starter is recommended for users seeking a space-saving, integrated solution for motor protection and overload control in their industrial automation systems. It is particularly suitable for applications where the cost savings from reduced installation and panel space outweigh the potential cost difference compared to separate components. However, users with specific protection requirements or a need for customizability may want to consider dedicated overload and motor protection devices.

Details:

This is a new, old stock, Siemens 3RA1125-1GA23-1BB4 Combination Starter, Rating: 4.5 - 6.3 Coil voltage : 24 VDC, INV# 8D RE 2019 .06.

part #: 3ra11251ga231bb4 prices

• $359.99-$539.99

specifications stigstarters:

• brand: Siemens
• part type: Starter
• country of origin: United States
• manufacturer part number: 3RA1125-1GA23-1BB4

returns stigstarters:

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

seller stigstarters:

• # reviews: 11306
• rating: 100.0%
• city: Vancouver, Washington

offer stigstarters:

• quantity: 1
• options: Ship-to-home
• best offers: True
• availability: In Stock
• started: December 17, 2025
• sold: 0

payments stigstarters:

• other
• credit card: Discover
• wallet: Paypal

shipping stigstarters:

• class: Standard, Expedited, One-day
• cost: $0.00
• carrier: USPS, UPS
• transit: 3-9 Days
• type: Calculated
• service: USPS Ground Advantage, USPS Priority Mail, UPS Next Day Air

general stigstarters:

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

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