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ABB XT3N 250 4 pole Normal MCCB Fixed Thermal/Adjustable Magnetic Release In=125A Ii=1250A
MPN: 1SDA068067R1
Alt. SKU: XT3N 250 TMD 125-1250 4p F F InN=100%
Special Price
£669.88
£558.23
Regular Price
£1,030.58
Why Choose the Moulded Case Circuit Breaker [1SDA068067R1]
The TMAX XT3N 250 fixed four-pole circuit breaker features front terminals and a thermomagnetic release (TMD R) with a current rating range of 125 to 1250 A. It includes a fully rated neutral, ensuring reliable performance in three-phase applications requiring neutral protection. Designed for robust electrical distribution systems, this breaker offers precise tripping characteristics and compatibility with standard switchgear configurations.
Technical Specification
- Function: Thermomagnetic moulded case circuit breaker with four poles and fully rated neutral.
- Rated Current (In): 125 A.
- Rated Operational Voltage (Ur): 690 V AC / 500 V DC.
- Number of Poles: 4P.
- Rated Insulation Voltage (Ui): 800 V.
- Impulse Withstand Voltage (Uimp): 8 kV.
- Short-Circuit Breaking Capacity (Ics): Up to 50 kA at 220-240 V AC, varying with voltage.
- Terminal Connection: Front bolt terminals, suitable for busbars 85–192 mm².
- Mechanical Durability: 25,000 operating cycles.
- Electrical Durability: 8,000 operating cycles at 120 operations per 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 XT3N?
The rated current (In) is 125 A.
What is the maximum operational voltage for this circuit breaker?
The rated operational voltage (Ur) is 690 V AC and 500 V DC.
How many poles does the TMAX XT3N circuit breaker have?
This circuit breaker has four poles (4P).
What is the short-circuit breaking capacity of the TMAX XT3N?
The short-circuit breaking capacity (Ics) is up to 50 kA at 220-240 V AC, varying with voltage.
What type of terminal connection does the TMAX XT3N use?
It features front bolt terminals, suitable for busbars of 85–192 mm².
What is the mechanical durability of the TMAX XT3N?
The mechanical durability is rated for 25,000 operating cycles.
What is the electrical durability of this circuit breaker?
The electrical durability is rated for 8,000 operating cycles at 120 operations per hour.
| Manufacturer Part Number | 1SDA068067R1 |
|---|---|
| Barcode | 8015644019686 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
| Manufacturer | ABB |
| Number of Poles | 4 Pole |
| Amperage | 125A |
| Alternative Product SKU | XT3N 250 TMD 125-1250 4p F F InN=100% |
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