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ABB XT4N 160 4 pole Normal MCCB Adjustable Thermal-Magnetic Release In=125A Ii=1250A
MPN: 1SDA068107R1
Alt. SKU: XT4N 160 TMA 125-1250 4p F F InN=100%
Special Price
£745.85
£621.54
Regular Price
£1,147.46
Why Choose the Moulded Case Circuit Breaker [1SDA068107R1]
The TMAX XT4N 160 fixed four-pole circuit breaker features front terminals and a thermomagnetic release (TMA R 125) with adjustable current settings from 625 to 1250 A. It includes a fully rated neutral pole, ensuring reliable performance in three-phase applications. Designed for robust protection and compatibility with industrial and commercial electrical installations, this breaker offers precise overload and short-circuit protection while maintaining ease of installation and maintenance.
Technical Specification
- Function: Four-pole moulded case circuit breaker with thermomagnetic release (TMA R 125).
- Rated Current: 125 A (setting range 87.5...125 A), rated uninterrupted current 160 A.
- Rated Operational Voltage: 690 V AC / 750 V DC.
- Number of Poles: 4P, fully rated neutral.
- Insulation and Impulse Withstand Voltage: Rated insulation voltage 1000 V; impulse withstand voltage 8 kV.
- Short-Circuit Breaking Capacity: Up to 65 kA AC (220-240 V), down to 10 kA at 690 V AC; 36 kA DC with 2 or 3 poles in series.
- Connecting Capacity: Busbar 85–200 mm² with front bolt terminals, tightening torque 8 N·m.
- Mechanical and Electrical Durability: 25,000 mechanical cycles; 8,000 electrical cycles; 240 cycles/hour mechanical; 120 cycles/hour electrical.
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 TMAX XT4N circuit breaker?
The rated current is 125 A, with a setting range of 87.5...125 A.
What is the short-circuit breaking capacity of this circuit breaker?
It has a short-circuit breaking capacity of up to 65 kA AC at 220-240 V, down to 10 kA at 690 V AC, and 36 kA DC with 2 or 3 poles in series.
What is the maximum operational voltage for the TMAX XT4N?
The rated operational voltage is 690 V AC and 750 V DC.
What is the connecting capacity for busbars?
The connecting capacity is 85–200 mm² with front bolt terminals, requiring a tightening torque of 8 N·m.
How many mechanical and electrical cycles can this circuit breaker endure?
It can endure 25,000 mechanical cycles and 8,000 electrical cycles.
Does the TMAX XT4N comply with any standards or approvals?
See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 1SDA068107R1 |
|---|---|
| Barcode | 8015644013981 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
| Manufacturer | ABB |
| Number of Poles | 4 Pole |
| Amperage | 125A |
| Alternative Product SKU | XT4N 160 TMA 125-1250 4p F F InN=100% |
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