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ABB T5N 400 circuit breaker, 400A, 3-pole MCCB with thermal-magnetic trip, IEC 60947-2 certified for reliable industrial power protection.

ABB T5N 400 1SDA054437R1

SKU: T5N 400
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$924.00
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ABB T5N 400 | 3-Pole MCCB | 400A | Thermal-Magnetic | IEC 60947-2

Overview

The ABB T5N 400 is a molded case circuit breaker (MCCB) from the TMAX XT series, designed for medium to high power distribution systems. Rated for 400A and equipped with a thermal-magnetic trip unit, it provides effective protection against overloads and short circuits. This 3-pole breaker is fixed-mounted and compliant with IEC 60947-2 standards, ensuring safe and dependable operation in industrial and commercial applications.

Key Features

  • Rated Current: 400A

  • Poles: 3

  • Trip Unit: Thermal-magnetic (TMD)

  • Mounting: Fixed

  • Standards: IEC 60947-2

  • Rated Insulation Voltage: 1000V

  • Rated Impulse Withstand Voltage (Uimp): 8kV

  • Interrupting Capacity: Up to 50kA at 415V AC (model-specific)

  • Terminal Options: Front connections with accessory compatibility

  • Manual Toggle Operation: ON/OFF with visual indication

  • Compact Frame: Efficient use of panel space

Technical Specifications

  • Catalog Number: T5N 400

  • Frame Size: T5

  • Frequency: 50/60 Hz

  • Mechanical Life: Up to 10,000 operations

  • Electrical Life: Up to 2,000 operations at full load

  • Operating Temperature: -25°C to +70°C

  • Degree of Protection: IP20 (with terminal covers)

  • Compliance: IEC 60947-2, CE marked

  • Approx. Weight: 4.5 kg

  • Country of Origin: Italy

Applications

  • Distribution Panels

  • Commercial Buildings

  • Industrial Switchboards

  • HVAC and Motor Control Systems

  • Backup and Generator Protection

Why Choose the ABB T5N 400?

  • Reliable 400A Protection: Suited for mid-range power applications

  • IEC Certified: Meets global safety and performance standards

  • Easy Integration: Fixed-mount with accessory support

  • Long Service Life: Mechanical and electrical endurance

  • Trusted Brand: Part of ABB’s renowned TMAX XT family

Order Now

In stock and ready for shipping. 

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.
1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.
Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.

Description

ABB T5N 400 | 3-Pole MCCB | 400A | Thermal-Magnetic | IEC 60947-2

Overview

The ABB T5N 400 is a molded case circuit breaker (MCCB) from the TMAX XT series, designed for medium to high power distribution systems. Rated for 400A and equipped with a thermal-magnetic trip unit, it provides effective protection against overloads and short circuits. This 3-pole breaker is fixed-mounted and compliant with IEC 60947-2 standards, ensuring safe and dependable operation in industrial and commercial applications.

Key Features

  • Rated Current: 400A

  • Poles: 3

  • Trip Unit: Thermal-magnetic (TMD)

  • Mounting: Fixed

  • Standards: IEC 60947-2

  • Rated Insulation Voltage: 1000V

  • Rated Impulse Withstand Voltage (Uimp): 8kV

  • Interrupting Capacity: Up to 50kA at 415V AC (model-specific)

  • Terminal Options: Front connections with accessory compatibility

  • Manual Toggle Operation: ON/OFF with visual indication

  • Compact Frame: Efficient use of panel space

Technical Specifications

  • Catalog Number: T5N 400

  • Frame Size: T5

  • Frequency: 50/60 Hz

  • Mechanical Life: Up to 10,000 operations

  • Electrical Life: Up to 2,000 operations at full load

  • Operating Temperature: -25°C to +70°C

  • Degree of Protection: IP20 (with terminal covers)

  • Compliance: IEC 60947-2, CE marked

  • Approx. Weight: 4.5 kg

  • Country of Origin: Italy

Applications

  • Distribution Panels

  • Commercial Buildings

  • Industrial Switchboards

  • HVAC and Motor Control Systems

  • Backup and Generator Protection

Why Choose the ABB T5N 400?

  • Reliable 400A Protection: Suited for mid-range power applications

  • IEC Certified: Meets global safety and performance standards

  • Easy Integration: Fixed-mount with accessory support

  • Long Service Life: Mechanical and electrical endurance

  • Trusted Brand: Part of ABB’s renowned TMAX XT family

Order Now

In stock and ready for shipping. 

Condition

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.

Warranty

1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.

Disclaimer

Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.
ABB T5N 400 1SDA054437R1

ABB T5N 400 1SDA054437R1

$924.00
Add to wishlist
ABB T5N 400 1SDA054437R1

ABB T5N 400 1SDA054437R1

Your Price:
$924.00
Item Added to Your Cart
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