ABB XT3S 250 4 pole Standard MCCB Fixed Thermal/Adjustable Magnetic Release In=125A Ii=1250A

Why Choose the ABB 1SDA068229R1 XT3S 250 MCCB?

The ABB 1SDA068229R1 is a reliable moulded case circuit breaker (MCCB) from the ABB Tmax XT range, designed to provide dependable low-voltage circuit protection for industrial and commercial electrical installations. Identified as XT3S 250 TMD 125-1250 4p F F InN=100%, this four-pole breaker combines compact fixed mounting with effective thermomagnetic protection and a fully rated neutral.

This ABB Tmax XT3S circuit breaker is suitable for switchboards, distribution panels, machinery panels and four-pole electrical systems requiring dependable overload and short-circuit protection. Its fixed design, front terminal connection and thermomagnetic TMD release make it a practical choice for panel builders, electrical contractors and maintenance engineers.

With a rated current of 125 A and a short-circuit breaking capacity of up to 50 kA at 415 V AC, the 1SDA068229R1 delivers strong protection performance for demanding power distribution applications. The fully rated neutral makes it well suited to four-pole installations where neutral protection and full neutral current capacity are required.

Key Advantages

• Genuine ABB Tmax XT3S moulded case circuit breaker.
• 125 A rated current for industrial and commercial circuit protection.
• Four-pole fixed MCCB with fully rated neutral.
• TMD thermomagnetic release for overload and short-circuit protection.
• Front terminal connection for straightforward panel wiring.
• High breaking capacity for demanding distribution systems.

Key Features

• ABB Tmax XT3S 250 MCCB series.
• 125 A rated current.
• Four-pole configuration.
• Fully rated neutral InN=100%.
• Fixed breaker version.
• Front terminals for standard switchboard installation.
• Thermomagnetic TMD release.
• Magnetic trip setting up to 1250 A.

Technical Specifications

• Manufacturer: ABB
• Series: Tmax XT
• Model: XT3S 250 TMD 125-1250 4p F F InN=100%
• Product ID: 1SDA068229R1
• EAN: 8015644021351
• Product type: Moulded case circuit breaker
• Frame size: XT3S 250
• Rated current: 125 A
• Number of poles: 4 pole
• Neutral rating: InN=100%
• Release type: TMD thermomagnetic
• Magnetic trip setting: 1250 A
• Breaking capacity: 50 kA at 415 V AC
• Rated voltage: up to 690 V AC
• Rated frequency: 50 / 60 Hz
• Mounting type: Fixed
• Terminal type: Front terminals
• Protection rating: IP20
• Standard: IEC 60947-2

Reliable MCCB Protection for Low-Voltage Installations

Moulded case circuit breakers such as the ABB 1SDA068229R1 are used to protect electrical circuits against overload and short-circuit faults. By disconnecting the circuit when abnormal current conditions occur, they help protect cables, switchgear, machinery and connected equipment from damage.

The ABB Tmax XT range is widely used in low-voltage power distribution where compact design, reliable protection and strong breaking capacity are required. The XT3S 250 frame provides proven ABB performance for industrial panels, commercial switchboards and OEM electrical systems.

Typical Applications

• Industrial power distribution panels.
• Commercial switchboards and distribution boards.
• Four-pole low-voltage circuit protection.
• Motor control centres and machinery panels.
• Building services electrical protection.
• OEM control panel manufacturing.

Trusted by Electrical Engineers Worldwide

ABB Tmax XT moulded case circuit breakers are trusted by panel builders, contractors and maintenance engineers for dependable low-voltage circuit protection across industrial and commercial electrical installations.