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ABB XT3N 250 3 pole Normal MCCB Fixed Thermal/Adjustable Magnetic Release In=100A Ii=1000A
MPN: 1SDA068055R1
Alt. SKU: XT3N 250 TMD 100-1000 3p F F
Special Price
£381.62
£318.02
Regular Price
£587.11
Why Choose the Moulded Case Circuit Breaker [1SDA068055R1]
The TMAX XT3N 250 fixed three-pole circuit breaker features front-facing terminals for straightforward installation and maintenance. Equipped with a thermomagnetic release (TMD R), it provides reliable protection against overloads and short circuits across a current range of 100 to 1000 A. Designed for robust performance, this breaker is suitable for industrial and commercial electrical distribution systems requiring precise and durable circuit protection.
Technical Specification
- Function: Fixed three-pole moulded case circuit breaker with thermomagnetic release (TMD).
- Rated Operational Voltage: 690 V AC / 500 V DC.
- Rated Current Range: 70–100 A setting, 100 A nominal.
- Short-Circuit Breaking Capacity (Ics): Up to 50 kA (220–240 V AC), varies by voltage level and poles.
- Rated Insulation Voltage (Ui): 800 V.
- Impulse Withstand Voltage (Uimp): 8 kV.
- Terminal Type and Connection: Front terminals, bolt type, suitable for busbars 85 to 192 mm².
- Mechanical Durability: 25,000 cycles at 240 operations per hour.
- Electrical Durability: 8,000 cycles at 120 operations per hour.
- Tightening Torque: 8 N·m for terminal bolts.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the rated current range for the TMAX XT3N 250?
The rated current range is 70–100 A setting, with a nominal rating of 100 A.
What is the short-circuit breaking capacity of this circuit breaker?
The short-circuit breaking capacity (Ics) is up to 50 kA at 220–240 V AC, varying by voltage level and poles.
What type of terminals does the TMAX XT3N 250 have?
It features front terminals with a bolt type connection, suitable for busbars ranging from 85 to 192 mm².
What is the rated operational voltage for this circuit breaker?
The rated operational voltage is 690 V AC and 500 V DC.
How many mechanical and electrical cycles can this breaker endure?
The mechanical durability is 25,000 cycles at 240 operations per hour, while the electrical durability is 8,000 cycles at 120 operations per hour.
What is the tightening torque for the terminal bolts?
The tightening torque for the terminal bolts is 8 N·m.
What standards and approvals does the TMAX XT3N 250 comply with?
See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 1SDA068055R1 |
|---|---|
| Barcode | 8015644019266 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
| Manufacturer | ABB |
| Number of Poles | 3 Pole |
| Amperage | 100A |
| Alternative Product SKU | XT3N 250 TMD 100-1000 3p F F |
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