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ABB XT3S 250 4 pole Standard MCCB Fixed Thermal/Adjustable Magnetic Release In=125A Ii=1250A
MPN: 1SDA068229R1
Alt. SKU: XT3S 250 TMD 125-1250 4p F F InN=100%
Special Price
£726.82
£605.68
Regular Price
£1,118.18
Why Choose the Moulded Case Circuit Breaker [1SDA068229R1]
The TMAX XT3S 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 pole, ensuring reliable protection and compatibility in three-phase electrical installations. Designed for robust performance, this breaker is suitable for a wide range of industrial and commercial applications requiring precise overload and short-circuit protection.
Technical Specification
- Function: Four-pole moulded case circuit breaker with thermomagnetic release (TMD).
- Rated Current: 125 A (setting range 87.5–125 A).
- Rated Operational Voltage: 690 V AC / 500 V DC.
- Number of Poles: 4P with fully rated neutral.
- Rated Insulation Voltage: 800 V.
- Rated Impulse Withstand Voltage: 8 kV.
- Short-Circuit Breaking Capacity (Ics): Up to 50 kA (230 V AC), 37.5 kA (500 V DC, 3 poles in series).
- Terminal Type: Front bolt terminals suitable for busbar 85–192 mm².
- Tightening Torque: 8 N·m.
- Mechanical Durability: 25,000 cycles at 240 cycles/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 XT3S 250?
The rated current is 125 A, with a setting range of 87.5–125 A.
What is the maximum operational voltage for this circuit breaker?
The rated operational voltage is 690 V AC and 500 V DC.
How many poles does the TMAX XT3S 250 have?
This circuit breaker has four poles with a fully rated neutral.
What is the short-circuit breaking capacity of this circuit breaker?
The short-circuit breaking capacity is up to 50 kA at 230 V AC and 37.5 kA at 500 V DC (3 poles in series).
What type of terminals does the TMAX XT3S 250 have?
It features front bolt terminals suitable for busbar sizes of 85–192 mm².
What is the tightening torque for the terminals?
The tightening torque is 8 N·m.
What is the mechanical durability of the circuit breaker?
The mechanical durability is rated for 25,000 cycles at 240 cycles/hour.
| Manufacturer Part Number | 1SDA068229R1 |
|---|---|
| Barcode | 8015644021351 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
| Manufacturer | ABB |
| Number of Poles | 4 Pole |
| Amperage | 125A |
| Alternative Product SKU | XT3S 250 TMD 125-1250 4p F F InN=100% |
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