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ABB XT3N 250 3 pole Normal MCCB Adjustable Thermal/Fixed Magnetic Release In=63A Ii=400A
MPN: 1SDA068251R1
Alt. SKU: XT3N 250 TMG 63-400 3p F F
Special Price
£532.60
£443.83
Regular Price
£819.38
Why Choose the Moulded Case Circuit Breaker [1SDA068251R1]
The TMAX XT3N 250 fixed three-pole circuit breaker features front terminals for straightforward installation and maintenance. Equipped with a thermomagnetic release (TMG R), it offers reliable protection against overloads and short circuits. Rated for 63 to 400 amps, this breaker is designed for robust performance in industrial and commercial electrical distribution systems.
Technical Specification
- Function: Moulded Case Circuit Breaker with thermomagnetic release TMG.
- Poles: Fixed three-pole (3P) with front terminals and bolt connection.
- Rated Current: 63 A, Setting range 44.1 to 63 A.
- Rated Voltage: Up to 690 V AC and 500 V DC.
- Rated Ultimate Short-Circuit Breaking Capacity: Up to 50 kA (varies with voltage rating).
- Connecting Capacity: Busbar 85 to 192 mm².
- Insulation and Impulse Withstand Voltage: Rated insulation voltage 800 V, impulse withstand 8 kV.
- Mechanical Durability: 25,000 operating cycles.
- Terminal Tightening Torque: 8 N·m with recommended M8 screwdriver.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the function of the C.BREAKER TMAX XT3N 250?
It is a moulded case circuit breaker with a thermomagnetic release (TMG).
What is the rated current of this circuit breaker?
The rated current is 63 A, with a setting range from 44.1 to 63 A.
What is the maximum rated voltage for the TMAX XT3N 250?
It can operate at up to 690 V AC and 500 V DC.
What is the short-circuit breaking capacity?
It has a rated ultimate short-circuit breaking capacity of up to 50 kA, which varies with the voltage rating.
What is the connecting capacity for busbars?
The connecting capacity ranges from 85 to 192 mm² for busbars.
What is the terminal tightening torque for this breaker?
The recommended terminal tightening torque is 8 N·m using an M8 screwdriver.
What are the insulation and impulse withstand voltage ratings?
The rated insulation voltage is 800 V, and the impulse withstand voltage is 8 kV.
| Manufacturer Part Number | 1SDA068251R1 |
|---|---|
| Barcode | 8015644021573 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
| Manufacturer | ABB |
| Number of Poles | 3 Pole |
| Amperage | 63A |
| Alternative Product SKU | XT3N 250 TMG 63-400 3p F F |
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