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ABB XT4N 250 3 pole Normal MCCB Adjustable Thermal-Magnetic Release In=250A Ii=2500A
MPN: 1SDA068092R1
Alt. SKU: XT4N 250 TMA 250-2500 3p F F
Special Price
£662.87
£552.39
Regular Price
£1,019.80
Why Choose the Moulded Case Circuit Breaker [1SDA068092R1]
The TMAX XT4N 250 fixed three-pole circuit breaker features front terminals and a thermomagnetic release (TMA R) rated at 250 A. It offers adjustable current settings ranging from 1250 A to 2500 A, ensuring precise protection for industrial and commercial electrical installations. Designed for reliable performance and compatibility with standard switchgear, this breaker provides robust overload and short-circuit protection in demanding applications.
Technical Specification
- Function: Fixed three-pole moulded case circuit breaker with thermomagnetic release TMA R 250.
- Rated Current: 250 A.
- Operational Voltage: 690 V AC, 750 V DC.
- Rated Insulation Voltage: 1000 V.
- Impulse Withstand Voltage: 8 kV.
- Short-Circuit Breaking Capacity: Up to 65 kA AC (220-240 V) / 36 kA AC (380-440 V) / 36 kA DC (250-500 V, poles in series).
- Terminal Type: Front bolt terminals, suitable for busbar 85 to 200 mm².
- Mechanical Durability: 25,000 cycles at 240 cycles per hour.
- Electrical Durability: 8,000 cycles at 120 cycles per hour.
- Tightening Torque: 8 N·m (main circuit, M8 screw driver recommended).
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 XT4N 250?
The rated current is 250 A.
What is the operational voltage range for this circuit breaker?
The operational voltage is 690 V AC and 750 V DC.
What is the short-circuit breaking capacity of the TMAX XT4N 250?
It has a short-circuit breaking capacity of up to 65 kA AC (220-240 V) and 36 kA AC (380-440 V), as well as 36 kA DC (250-500 V, poles in series).
What type of terminals does the TMAX XT4N 250 have?
It features front bolt terminals suitable for busbar sizes from 85 to 200 mm².
What is the mechanical durability of this circuit breaker?
The mechanical durability is rated for 25,000 cycles at 240 cycles per hour.
What tightening torque is required for the main circuit connections?
The required tightening torque is 8 N·m, using an M8 screwdriver.
What standards and approvals does this product conform to?
See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 1SDA068092R1 |
|---|---|
| Barcode | 8015644695835 |
| Product Image | For Illustration Purposes Only |
| Manufacturer | ABB |
| Number of Poles | 3 Pole |
| Amperage | 250A |
| Alternative Product SKU | XT4N 250 TMA 250-2500 3p F F |
| Product Lead Time | Please contact us for a delivery time |
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