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ABB XT4H 250 3 pole High MCCB Adjustable Thermal-Magnetic Release In=225A Ii=2250A
MPN: 1SDA068344R1
Alt. SKU: XT4H 250 TMA 225-2250 3p F F
Special Price
£833.52
£694.60
Regular Price
£1,282.34
Why Choose the Moulded Case Circuit Breaker [1SDA068344R1]
The TMAX XT4H 250 fixed three-pole circuit breaker features front terminals and a thermomagnetic release (TMA R) designed for reliable protection. Rated for current settings from 1125 to 2250 A, this breaker ensures precise overload and short-circuit response. Its robust construction and compatibility with standard switchgear make it suitable for demanding industrial and commercial electrical installations.
Technical Specification
- Function: Fixed three-pole moulded case circuit breaker with thermomagnetic release TMA R.
- Rated Current: 225 A (setting range 157.5...225 A).
- Rated Operational Voltage: 690 V AC, 750 V DC.
- Rated Insulation Voltage: 1000 V.
- Rated Impulse Withstand Voltage: 8 kV.
- Short-Circuit Breaking Capacity: Up to 100 kA AC (220-240 V), 70 kA AC (380-440 V), 15 kA AC (690 V), 70 kA DC (250-500 V with poles in series).
- Number of Poles: 3P (three poles).
- Terminal Type: Front bolt terminals for busbar connection 85–200 mm².
- Tightening Torque: 8 N·m.
- Durability: Electrical 8000 cycles; Mechanical 25000 cycles.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the rated current range of the C.BREAKER TMAX XT4H?
The rated current setting range is 157.5 A to 225 A.
What is the maximum short-circuit breaking capacity?
Up to 100 kA AC at 220-240 V, 70 kA AC at 380-440 V, 15 kA AC at 690 V, and 70 kA DC at 250-500 V with poles in series.
What type of terminals does the circuit breaker have?
The circuit breaker features front bolt terminals for busbar connection, compatible with cable sizes from 85 to 200 mm².
What is the rated operational voltage for the C.BREAKER TMAX XT4H?
The rated operational voltage is 690 V AC and 750 V DC.
How many electrical and mechanical cycles can the breaker endure?
It has a durability rating of 8000 electrical cycles and 25000 mechanical cycles.
What is the tightening torque for the terminals?
The tightening torque for the terminals is 8 N·m.
What standards and approvals does this product conform to?
See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 1SDA068344R1 |
|---|---|
| Barcode | 8015644022501 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
| Manufacturer | ABB |
| Number of Poles | 3 Pole |
| Amperage | 225A |
| Alternative Product SKU | XT4H 250 TMA 225-2250 3p F F |
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