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ABB XT4S 250 4 pole Standard MCCB Adjustable Thermal-Magnetic Release In=250A Ii=2500A
MPN: 1SDA068326R1
Alt. SKU: XT4S 250 TMA 250-2500 4p F F InN=50%
Special Price
£982.69
£818.91
Regular Price
£1,511.83
Why Choose the Moulded Case Circuit Breaker [1SDA068326R1]
The TMAX XT4S 250 fixed four-pole circuit breaker features front terminals and a thermomagnetic release (TMA R 250), providing reliable protection with adjustable current ratings from 1250 to 2500 A. The neutral pole is rated at 50% of the phase poles, ensuring compatibility with three-phase systems requiring neutral protection. Designed for robust performance and ease of installation, this breaker is suitable for industrial and commercial electrical distribution applications.
Technical Specification
- Function: Four-pole moulded case circuit breaker with thermomagnetic release (TMA).
- Rated Current: 250 A.
- Rated Operational Voltage: 690 V AC / 750 V DC.
- Number of Poles: 4P with neutral at 50% of phase rating.
- Rated Insulation Voltage (Ui): 1000 V.
- Rated Impulse Withstand Voltage (Uimp): 8 kV.
- Short-Circuit Breaking Capacity (Ics): Up to 85 kA at 220-240 V AC, 50 kA at 380-440 V AC.
- Terminal Type: Front bolt terminals.
- Connecting Capacity Main Circuit: Busbar 85 to 200 mm².
- Mechanical Durability: 25,000 cycles at 240 cycles/hour.
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.
What is the maximum operational voltage for this circuit breaker?
The maximum rated operational voltage is 690 V AC and 750 V DC.
How many poles does the TMAX XT4S 250 have?
It has four poles with the neutral rated at 50% of the phase rating.
What is the short-circuit breaking capacity of this circuit breaker?
It has a breaking capacity of up to 85 kA at 220-240 V AC and 50 kA at 380-440 V AC.
What type of terminals does the TMAX XT4S 250 use?
It uses front bolt terminals.
What is the connecting capacity for the main circuit?
The connecting capacity for the main circuit is busbar sizes from 85 to 200 mm².
What is the mechanical durability of the circuit breaker?
The mechanical durability is rated for 25,000 cycles at 240 cycles per hour.
| Manufacturer Part Number | 1SDA068326R1 |
|---|---|
| Barcode | 8015644022327 |
| Manufacturer | ABB |
| Number of Poles | 4 Pole |
| Amperage | 250A |
| Alternative Product SKU | XT4S 250 TMA 250-2500 4p F F InN=50% |
| Product Lead Time | Please contact us for a delivery time |
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