SIEMENS 3RV1042-4JB10 Motor Starter Circuit Breaker Module 3RV1921-1M Module. 4D-49

( Brand: Siemens ), ( Model: 3RV1042-4JB10 W/3RV1921-1M ), ( Type: Circuit Breaker Combination Starter ), ( Manufacturer Part Number: 3RV1042-4JB10 ), ( Country/region Of Manufacture: Germany )

Review SIEMENS Motor Starter Circuit Breaker Module.

The Siemens 3RV1042-4JB10 motor starter circuit breaker 3RV1921-1M module 4D-49 is a versatile and reliable electrical component designed for use in various industrial applications. This motor protection device is part of Siemens' 3RV10 series, known for their durability and advanced safety features.

The 3RV1042-4JB10 motor starter circuit breaker is a combination of a motor starter and a circuit breaker in one compact unit. It is suitable for use with three-phase induction motors up to 500 HP and 6000 A short-time current. The circuit breaker provides overload and short-circuit protection, while the motor starter offers both star-delta and forward-reverse motor starting.

This Siemens motor starter circuit breaker is equipped with a current-limiting thermal magnetic circuit breaker that offers fast and reliable tripping action in case of overloads or short circuits. The breaker also includes a contact system with silver-plated contacts that ensures excellent conductivity and long contact life.

The 3RV1921-1M module 4D-49 is an optional accessory for the 3RV1042-4JB10 motor starter circuit breaker. It offers advanced functionality such as remote trip and reset capability, as well as optional soft-start and regenerative energy management. The module is easily installed and integrated into the motor starter circuit breaker using the provided plug-in connections.

The motor starter circuit breaker and module are designed to meet the highest safety standards, including UL, IEC, and CSA. They are also built to withstand harsh industrial environments, with a robust housing that protects against dust, water, and other contaminants.

The Siemens 3RV1042-4JB10 motor starter circuit breaker 3RV1921-1M module 4D-49 is an excellent choice for industrial applications that require reliable motor protection and advanced starting functionality. Its combination of durability, safety, and versatility makes it a popular choice among electrical engineers and maintenance personnel in various industries.

The Siemens 3RV1042-4JB10 motor starter circuit breaker 3RV1921-1M module 4D-49 is a popular choice for industrial applications due to its advanced features and reliability. Here are some pros and cons of this device:

1. Overload protection: This starter circuit breaker is equipped with a thermal magnetic circuit breaker that provides overload protection to the motor, preventing damage caused by overheating or overcurrent.

2. Safety features: The Siemens 3RV1921-1M module 4D-49 includes several safety features such as short-circuit protection, overvoltage protection, and earth fault protection, ensuring the safety of the motor and the operators.

3. Easy installation: The device is designed for easy installation with plug-in terminals and clear markings, reducing the time and effort required for setup.

4. Versatile: This starter circuit breaker can be used with various types of motors, including AC induction motors, synchronous motors, and DC motors, making it a versatile option for different applications.

5. Durable: Siemens is known for its high-quality products, and this motor starter circuit breaker is no exception. It is built to withstand harsh industrial environments and provide long-lasting performance.

1. Cost: The Siemens 3RV1042-4JB10 motor starter circuit breaker 3RV1921-1M module 4D-49 is a premium product, and its cost may be higher than some other options in the market.

2. Complexity: This device may be more complex than some other motor starters, requiring a more skilled technician for installation and maintenance.

In conclusion, the Siemens 3RV1042-4JB10 motor starter circuit breaker 3RV1921-1M module 4D-49 offers advanced features, reliability, and safety, making it an excellent choice for industrial applications. However, its cost and complexity may be a drawback for some users. If the benefits outweigh the drawbacks for your specific application, then this device is a recommended option. Otherwise, you may want to consider other, less expensive alternatives.

Details:

Our in house technicians refurbish a wide range of high failure, obsolete parts such as: AC/DC Servo Drives, Amplifiers, Touch Screens/ HMI's, Power Supplies, PLC's, Sensors, and virtually any industrial Circuit Boards. Items are spares/engineering demo hookups that were pulled from an industrial working environment. We endeavor to take good clear photos of our equipment that may show signs normal use such as scuffs, scratches, or other blemishes. We repair all types of industrial automation including AC Servo Drives, Motors, Operator Interface Panels, PLC's, Sensors, Process Controls and Timers.

part #: 3rv10424jb10 prices

• $43.40-$129.99

specifications stigstarters:

• brand: Siemens
• model#: 3RV1042-4JB10 W/3RV1921-1M
• type: Circuit Breaker Combination Starter
• manufacturer part number: 3RV1042-4JB10
• country/region of manufacture: Germany

seller stigstarters:

• rating: 100.0%
• # reviews: 4610
• city: Duncan, South Carolina

returns stigstarters:

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

payments stigstarters:

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

shipping stigstarters:

• class: Standard, Expedited, One-day
• transit: 3-8 Days
• type: Calculated
• carrier: UPS, USPS
• cost: $25.76
• service: UPS Ground, USPS Priority Mail, UPS 2nd Day Air, UPS Next Day Air

general stigstarters:

• condition: Used
• Drives Starters > Starters > Combination Starters

offer stigstarters:

• best offers: True
• sold: 0
• started: April 21, 2025
• options: Ship-to-home
• availability: In Stock
• quantity: 2

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