SIEMENS 3TX4490-3G Surge Suppressor Contactor

( Brand: Siemens ), ( Type: Null ), ( Manufacturer Part Number: 3TX4490-3G ), ( Item Width: 6.30 ), ( Item Height: 8.27 )

Review SIEMENS Surge Suppressor Contactor

The Siemens 3TX4490-3G Surge Suppressor Contactor is a versatile and reliable electrical component designed for use in a wide range of applications. This contactor is a combination of a surge suppressor and a contactor, offering both overvoltage protection and electrical switching functions in one compact unit.

The surge suppressor part of this component features a total surge capacity of 35 kJ, which is capable of protecting against even the most severe electrical surges. It is designed to clamp down on voltage spikes and transients within microseconds, preventing damage to connected equipment. With a working voltage range of 200 to 480 volts and a current capacity of up to 200 amperes, this contactor can handle heavy loads and demanding applications.

The contactor part of the Siemens 3TX4490-3G is a normally open, thermally operated device. It is designed to switch electrical loads on and off based on temperature, making it an ideal choice for applications where contactors are subjected to frequent cycling. The contactor has a rated contact current of 100 amperes and a contact voltage of 277 volts.

This contactor also features a number of advanced design features for improved reliability and ease of use. It has a robust, corrosion-resistant housing that is suitable for use in harsh environments. The contactor also has a built-in thermal overload relay, which helps to protect against overloading and potential damage to the contactor.

The Siemens 3TX4490-3G Surge Suppressor Contactor is easy to install and integrate into a wide range of electrical systems. It is available with a variety of terminal configurations, including screw, push-in, and busbar options, making it a flexible choice for different applications. It also comes with a clear, easy-to-read status indicator, which allows users to quickly determine the contactor's operating status.

In summary, the Siemens 3TX4490-3G Surge Suppressor Contactor is a high-performance electrical component that offers both surge protection and contactor switching functions in one convenient package. Its robust design, advanced features, and ease of use make it a reliable and cost-effective solution for a wide range of electrical applications.

Siemens 3TX4490-3G Surge Suppressor Contactor: An In-depth Analysis

The Siemens 3TX4490-3G Surge Suppressor Contactor is a popular choice for industrial and commercial applications due to its advanced features designed to protect electrical equipment from power surges and voltage spikes. In this analysis, we will discuss the key pros and cons of this device to help you make an informed decision.

1. Robust Protection: The Siemens 3TX4490-3G offers comprehensive protection against overvoltage, undervoltage, short-circuit currents, and electromagnetic interference.

2. High Surge Capacity: With a surge capacity of 40kA, this contactor provides excellent protection against strong electrical surges that can cause significant damage to equipment.

3. Reliability: Siemens is a well-known brand in the electrical industry, ensuring that the 3TX4490-3G is built with high-quality components and rigorous testing to ensure long-term reliability.

4. Versatility: This contactor can be used in a wide range of applications, including HVAC systems, water treatment plants, and industrial processes.

5. Easy Installation: The 3TX4490-3G features a plug-in design, making it easy to install and integrate into existing systems without the need for extensive wiring or modifications.

1. Cost: The Siemens 3TX4490-3G is a premium product, and its cost may be a significant barrier for some organizations or individuals with limited budgets.

2. Size: Due to its robust surge protection capabilities and versatile application, the 3TX4490-3G is a larger and heavier device compared to some alternatives, which may require additional space for installation.

3. Complexity: The 3TX4490-3G is a sophisticated device with various settings and configurations, which may require specialized knowledge and training to operate and maintain effectively.

The Siemens 3TX4490-3G Surge Suppressor Contactor offers robust protection against electrical surges and voltage spikes for industrial and commercial applications. Its high surge capacity, reliability, versatility, and easy installation make it an excellent choice for organizations and businesses that require extensive electrical protection. However, its cost and size may be a concern for some users. Ultimately, the decision to invest in the 3TX4490-3G should be based on your specific application requirements, budget, and expertise.

If your application requires comprehensive surge protection for industrial or commercial electrical systems and you have the budget and expertise to install and maintain the device, the Siemens 3TX4490-3G Surge Suppressor Contactor is an excellent choice. For those with limited budgets or simpler applications, consider alternative surge protectors with lower surge capacities and simpler installation requirements.

Details:

Siemens 3Tx4490-3G Surge Suppressor Contactor. Ryan MRO sells factory new and pre-owned surplus products develops channels to purchase such product.

part #: 3tx44903g prices

• $25.00-$50.00

specifications strialpower:

• brand: Siemens
• type: Null
• manufacturer part number: 3TX4490-3G
• item width: 6.30
• item height: 8.27

shipping strialpower:

• cost: $16.50
• service: FedEx Express Saver, FedEx Standard Overnight
• carrier: FedEx
• transit: 4-7 Days
• type: Fixed
• class: Expedited, One-day

returns strialpower:

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

general strialpower:

• Electrical Equipment Supplies > Power Supplies > Switching Mode Power Supplies
• condition: Used

payments strialpower:

• other
• wallet: Apple-pay
• credit card: Diners-club

offer strialpower:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• best offers: True
• quantity: 6
• started: September 12, 2025

seller strialpower:

• rating: 99.0%
• city: Dover,
• # reviews: 207

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