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ABB XT3N 250 3 pole Normal MCCB Adjustable Thermal/Fixed Magnetic Release In=80A Ii=400A
MPN: 1SDA068252R1
Alt. SKU: XT3N 250 TMG 80-400 3p F F
Special Price
£532.60
£443.83
Regular Price
£819.38
Why Choose the Moulded Case Circuit Breaker [1SDA068252R1]
The TMAX XT3N 250 fixed three-pole circuit breaker features front-facing terminals for straightforward installation and maintenance. Equipped with a thermomagnetic release (TMG R) adjustable from 80 to 400 A, it provides reliable protection against overloads and short circuits. Designed for compatibility with a wide range of industrial and commercial electrical systems, this breaker ensures consistent performance and durability in demanding applications.
Technical Specification
- Function: Thermomagnetic moulded case circuit breaker, fixed three-pole with front terminals.
- Rated Operational Voltage: 690 V AC / 500 V DC.
- Rated Current: 80 A (setting range 56...80 A).
- Short-Circuit Breaking Capacity (Ics): Up to 50 kA (220-240 V AC) and 50 kA (500 V DC, 2 poles in series).
- Rated Impulse Withstand Voltage (Uimp): 8 kV.
- Number of Poles: 3 poles.
- Terminal Type and Size: Front bolt terminals, suitable for busbar 85–192 mm², tightening torque 8 N·m.
- Mechanical and Electrical Durability: 25,000 mechanical cycles, 8,000 electrical cycles.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the function of the TMAX XT3N 250 circuit breaker?
It is a thermomagnetic moulded case circuit breaker designed for fixed three-pole applications.
What is the rated operational voltage for this circuit breaker?
The rated operational voltage is 690 V AC and 500 V DC.
What is the short-circuit breaking capacity?
The short-circuit breaking capacity is up to 50 kA for both 220-240 V AC and 500 V DC (2 poles in series).
What is the terminal type and size for the TMAX XT3N 250?
It has front bolt terminals suitable for busbar sizes of 85–192 mm², with a tightening torque of 8 N·m.
How many mechanical and electrical cycles can this circuit breaker endure?
It has a mechanical durability of 25,000 cycles and an electrical durability of 8,000 cycles.
What is the rated current range for this circuit breaker?
The rated current is 80 A, with a setting range of 56 to 80 A.
What are the conformity standards for this product?
See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 1SDA068252R1 |
|---|---|
| Barcode | 8015644021580 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
| Manufacturer | ABB |
| Number of Poles | 3 Pole |
| Amperage | 80A |
| Alternative Product SKU | XT3N 250 TMG 80-400 3p F F |
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