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ABB XT4S 250 4 pole Standard MCCB Adjustable Thermal-Magnetic Release In=250A Ii=2500A
ABB 1SDA068331R1 SACE Tmax XT4S 250 four-pole moulded case circuit breaker with 250 A thermomagnetic TMA release, front terminals and fully rated neutral for industrial power distribution.
£1,022.00
Why Choose the ABB 1SDA068331R1 XT4S 250 MCCB?
The ABB 1SDA068331R1 is a high-performance ABB SACE Tmax XT4S moulded case circuit breaker (MCCB) designed to deliver reliable circuit protection for industrial and commercial low voltage power distribution systems. As part of the proven ABB Tmax XT series, this breaker combines robust construction, dependable thermomagnetic protection and straightforward installation for demanding electrical applications.
Equipped with a 250 A thermomagnetic TMA trip unit, the XT4S 250 provides effective overload and short-circuit protection for switchboards, distribution panels and OEM machinery. Its fixed four-pole configuration with front terminals enables efficient integration into panel boards and industrial control assemblies.
With a fully rated neutral and an instantaneous trip setting of 1250 to 2500 A, the ABB 1SDA068331R1 is well suited to three-phase installations requiring dependable protection across all poles. It is engineered for professional electrical systems where safety, durability and long-term performance are essential.
Key Advantages
- ABB SACE Tmax XT4S moulded case circuit breaker for low voltage power distribution.
- 250 A rated current with thermomagnetic TMA release.
- Four-pole fixed configuration with fully rated neutral.
- Front terminal connections for efficient switchboard installation.
- High short-circuit breaking capacity for demanding power systems.
- Suitable for industrial, commercial and OEM electrical applications.
Key Features
- ABB SACE Tmax XT series.
- XT4S 250 frame size.
- 250 A rated current.
- Thermomagnetic TMA release.
- Instantaneous trip setting 1250 to 2500 A.
- 4-pole fixed breaker.
- Front terminal connection.
- Fully rated neutral.
- Rated operational voltage up to 690 V AC.
- Designed for industrial power distribution systems.
Reliable Circuit Protection for Industrial Power Distribution
Moulded case circuit breakers such as the ABB XT4S protect electrical installations by disconnecting circuits during overload or short-circuit conditions. This helps safeguard cables, switchgear, machinery and connected equipment from electrical faults and potential damage.
The ABB Tmax XT range is widely used by panel builders and electrical contractors for industrial power distribution, offering dependable performance, compact installation and flexible protection options for modern electrical systems.
Typical Applications
- Industrial switchboards and distribution panels.
- Commercial low voltage power systems.
- OEM machinery and equipment panels.
- Motor control centres.
- Manufacturing and processing facilities.
- Electrical protection for three-phase installations.
Technical Specifications
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| Mounting Type | Fixed | |
|---|---|---|
| Application | Power distribution | |
| Current | 250 A | |
| Phase | Three Phase | |
| Poles | 4-pole | |
| Device Type | MCCB | |
| Trip Unit | Thermal-magnetic | |
| Manufacturer | ABB | |
| Series | SACE Tmax XT | |
| Product ID | 1SDA068331R1 | |
| Model | XT4S 250 TMA 250-2500 4P F F InN=100% | |
| Product type | Moulded Case Circuit Breaker (MCCB) | |
| Rated current (In) | 250 A | |
| Frame rating | 250 A | |
| Trip unit | Thermomagnetic TMA | |
| Instantaneous trip setting (I3) | 1250 to 2500 A | |
| Number of poles | 4 | |
| Neutral rating | 100% | |
| Rated operational voltage | Up to 690 V AC | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Frequency | 50 / 60 Hz | |
| Connection type | Front terminals | |
| Mounting type | Fixed | |
| Standards | IEC 60947-2 | |
| HS Code | 85362090 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the ABB 1SDA068331R1 used for?
This MCCB is used to protect low voltage electrical circuits against overloads and short circuits in industrial and commercial installations.
What is the rated current of this breaker?
The ABB 1SDA068331R1 has a 250 A rated current with a thermomagnetic TMA release.
How many poles does this MCCB have?
This model is a 4-pole moulded case circuit breaker with a fully rated neutral.
What connection type does the breaker use?
The breaker is supplied with front terminals, making it suitable for fixed installation in switchboards and control panels.
Where is the XT4S 250 series typically installed?
The XT4S 250 range is commonly installed in distribution boards, industrial switchgear, OEM machinery and motor control systems.
Trusted by Electrical Professionals Worldwide
ABB SACE Tmax XT moulded case circuit breakers are trusted worldwide by panel builders, electrical contractors and industrial engineers for reliable circuit protection, high breaking capacity and dependable long-term performance in demanding low voltage installations.
