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ABB XT4N 250 4 pole Normal MCCB Adjustable Thermal-Magnetic Release In=250A Ii=2500A
MPN: 1SDA068106R1
Alt. SKU: XT4N 250 TMA 250-2500 4p F F InN=50%
Special Price
£951.44
£792.87
Regular Price
£1,463.76
Why Choose the Moulded Case Circuit Breaker [1SDA068106R1]
The TMAX XT4N 250 fixed four-pole circuit breaker features front terminals and a thermomagnetic release (TMA R 250) designed for rated currents between 1250 A and 2500 A. The neutral pole is rated at 50% of the phase poles, ensuring reliable protection and compatibility in three-phase electrical installations requiring neutral load interruption. This robust breaker is suitable for industrial and commercial applications demanding precise overload and short-circuit protection.
Technical Specification
- Function: Four-pole moulded case circuit breaker with thermomagnetic release TMA R 250.
- Rated Current: 250 A.
- Rated Operational Voltage: 690 V AC / 750 V DC.
- Number of Poles: 4 Poles (4P).
- Rated Insulation Voltage: 1000 V.
- Rated Impulse Withstand Voltage: 8 kV.
- Terminal Type and Connection: Front terminals, bolt, suitable for busbar 85–200 mm², tightening torque 8 N·m.
- Short-Circuit Breaking Capacity (Ics): Up to 65 kA (220–240 V AC), varies with voltage.
- Electrical Durability: 8,000 operations at 120 cycles/hour.
- Mechanical Durability: 25,000 operations 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 XT4N 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 XT4N 250 have?
This circuit breaker has 4 poles (4P).
What is the short-circuit breaking capacity of this device?
The short-circuit breaking capacity is up to 65 kA at 220–240 V AC, varying with voltage.
What type of terminals does the TMAX XT4N 250 use?
It features front terminals with bolt connections, suitable for busbars of 85–200 mm².
What is the tightening torque for the terminals?
The tightening torque for the terminals is 8 N·m.
What is the electrical durability of the circuit breaker?
The electrical durability is rated for 8,000 operations at 120 cycles/hour.
| Manufacturer Part Number | 1SDA068106R1 |
|---|---|
| Barcode | 8015644695903 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
| Manufacturer | ABB |
| Number of Poles | 4 Pole |
| Amperage | 250A |
| Alternative Product SKU | XT4N 250 TMA 250-2500 4p F F InN=50% |
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