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ABB XT4H 160 4 pole High MCCB Adjustable Thermal-Magnetic Release In=125A Ii=1250A
MPN: 1SDA068355R1
Alt. SKU: XT4H 160 TMA 125-1250 4p F F InN=50%
Special Price
£980.75
£817.29
Regular Price
£1,508.84
Why Choose the Moulded Case Circuit Breaker [1SDA068355R1]
The TMAX XT4H 160 fixed four-pole circuit breaker features front terminals and a thermomagnetic release (TMA R 125) with adjustable current settings ranging from 625 to 1250 A. The neutral pole is rated at 50% of the phase current, ensuring reliable protection and compatibility in three-phase electrical installations. This robust device is designed for precise overload and short-circuit protection in commercial and industrial applications.
Technical Specification
- Function: Four-pole moulded case circuit breaker with thermomagnetic release TMA R 125.
- Rated Current (In): 125 A (setting range 87.5–125 A), Rated Uninterrupted Current 160 A.
- Voltage Rating: 690 V AC, 750 V DC operational voltage.
- Number of Poles: 4 poles with neutral at 50% of phase value.
- Impulse Withstand Voltage (Uimp): 8 kV.
- Insulation Voltage (Ui): 1000 V.
- Short-Circuit Breaking Capacity (Ics / Icu): Up to 100 kA AC (220–240 V), 70 kA AC (380–415 V), 15 kA AC (690 V), 70 kA DC with 2 or 3 poles in series.
- Terminal Type and Size: Front bolt terminals for busbars 85–200 mm², tightening torque 8 N·m.
- Mechanical Durability: 25,000 operating cycles.
- Standards Compliance: IEC 60947-2.
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 XT4H circuit breaker?
The rated current is 125 A, with a setting range of 87.5–125 A.
What is the voltage rating for this circuit breaker?
The voltage rating is 690 V AC and 750 V DC.
How many poles does the TMAX XT4H have?
This circuit breaker has four poles, with the neutral at 50% of the phase value.
What is the short-circuit breaking capacity of the TMAX XT4H?
The short-circuit breaking capacity is up to 100 kA AC (220–240 V), 70 kA AC (380–415 V), 15 kA AC (690 V), and 70 kA DC with 2 or 3 poles in series.
What type of terminals does the TMAX XT4H use?
It uses front bolt terminals for busbars sized 85–200 mm², with a tightening torque of 8 N·m.
What is the mechanical durability of the TMAX XT4H?
The mechanical durability is rated for 25,000 operating cycles.
What standards does the TMAX XT4H comply with?
See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 1SDA068355R1 |
|---|---|
| Barcode | 8015644022617 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
| Manufacturer | ABB |
| Number of Poles | 4 Pole |
| Amperage | 125A |
| Alternative Product SKU | XT4H 160 TMA 125-1250 4p F F InN=50% |
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