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ABB XT4S 250 4 pole Standard MCCB Adjustable Thermal-Magnetic Release In=250A Ii=2500A
MPN: 1SDA068331R1
Alt. SKU: XT4S 250 TMA 250-2500 4p F F InN=100%
Special Price
£1,021.99
£851.66
Regular Price
£1,572.30
Why Choose the Moulded Case Circuit Breaker [1SDA068331R1]
The TMAX XT4S 250 fixed four-pole circuit breaker features front terminals and a thermomagnetic release (TMA R 250), offering rated currents from 1250 A to 2500 A. It includes a fully rated neutral pole, ensuring reliable performance in three-phase applications. Designed for robust protection and compatibility with industrial electrical systems, this breaker provides precise overload and short-circuit interruption for enhanced system safety.
Technical Specification
- Type: Four-pole moulded case circuit breaker with thermomagnetic TMA release.
- Rated Current: 250 A (setting range 175–250 A).
- Rated Operational Voltage: 690 V AC / 750 V DC.
- Rated Impulse Withstand Voltage: 8 kV.
- Short-Circuit Breaking Capacity: Up to 85 kA (AC), 50 kA (DC, 2 or 3 poles in series).
- Contact Configuration: Fixed four-pole with fully rated neutral.
- Terminal Type and Size: Front bolt terminals, suitable for busbars 85–200 mm², tightening torque 8 N·m.
- Mechanical Durability: 25,000 operation cycles.
- Standards: Complies with IEC 60947-2.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the rated current of the C.BREAKER TMAX XT4S 250?
The rated current is 250 A, with a setting range of 175–250 A.
What is the maximum short-circuit breaking capacity?
The maximum short-circuit breaking capacity is up to 85 kA for AC and 50 kA for DC (2 or 3 poles in series).
What type of terminals does this circuit breaker have?
It features front bolt terminals suitable for busbars sized 85–200 mm².
What is the tightening torque for the terminals?
The tightening torque for the terminals is 8 N·m.
What is the rated operational voltage?
The rated operational voltage is 690 V AC and 750 V DC.
How many operation cycles can this circuit breaker endure?
The mechanical durability is rated for 25,000 operation cycles.
What standards does the C.BREAKER TMAX XT4S 250 comply with?
It complies with IEC 60947-2. See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 1SDA068331R1 |
|---|---|
| Barcode | 8015644696382 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
| Manufacturer | ABB |
| Number of Poles | 4 Pole |
| Amperage | 250A |
| Alternative Product SKU | XT4S 250 TMA 250-2500 4p F F InN=100% |
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