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ABB XT3N 250 4 pole Normal MCCB Adjustable Thermal/Fixed Magnetic Release In=100A Ii=400A

MPN: 1SDA068260R1

Alt. SKU: XT3N 250 TMG 100-400 4p F F

Special Price £811.73 £676.44 Regular Price £1,248.80

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Why Choose the Moulded Case Circuit Breaker [1SDA068260R1]

The TMAX XT3N 250 fixed four-pole circuit breaker features front terminals for straightforward installation and maintenance. Equipped with a thermomagnetic release (TMG R) rated from 100 to 400 A, it provides reliable protection against overloads and short circuits. Designed for compatibility with a wide range of electrical systems, this breaker ensures dependable performance in commercial and industrial applications.

Technical Specification

  • Type: Fixed four-pole moulded case circuit breaker with thermomagnetic release TMG.
  • Rated Operational Voltage: 690 V AC / 500 V DC.
  • Rated Current Range: 70 to 100 A (setting range), nominal 100 A.
  • Short-Circuit Breaking Capacity: Up to 50 kA (AC) depending on voltage; 2 or 3 poles in series for DC up to 50 kA.
  • Insulation Voltage (Ui): 800 V.
  • Impulse Withstand Voltage (Uimp): 8 kV.
  • Terminal Type: Front bolt terminals, suitable for busbar 85 to 192 mm².
  • Mechanical Durability: 25,000 operations at 240 cycles/hour.
  • Electrical Durability: 8,000 operations at 120 cycles/hour.

Trusted By Customers Worldwide

"Specified by UK panel builders for dependable control." Controls Engineer, UK

Frequently Asked Questions

What is the rated operational voltage of the C.BREAKER TMAX XT3N?
The rated operational voltage is 690 V AC / 500 V DC.
What is the short-circuit breaking capacity of this circuit breaker?
The short-circuit breaking capacity is up to 50 kA (AC) depending on voltage; for DC, it can handle 2 or 3 poles in series up to 50 kA.
What is the terminal type and cable capacity for the TMAX XT3N?
The terminal type is front bolt terminals, suitable for busbar sizes from 85 to 192 mm².
What is the mechanical durability of the TMAX XT3N?
The mechanical durability is rated for 25,000 operations at 240 cycles/hour.
What is the electrical durability of this circuit breaker?
The electrical durability is rated for 8,000 operations at 120 cycles/hour.
What type of release does the TMAX XT3N use?
The TMAX XT3N uses a thermomagnetic release TMG.
What standards and approvals does the TMAX XT3N conform to?
See the manufacturer's data sheet for standards and approvals.
More Information
Manufacturer Part Number 1SDA068260R1
Barcode 8015644021665
HS Code 85362090
Country of Manufacture Italy
Manufacturer ABB
Number of Poles 4 Pole
Amperage 100A
Alternative Product SKU XT3N 250 TMG 100-400 4p F F
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