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ABB XT4L 160 4 pole Low MCCB Adjustable Thermal-Magnetic Release In=50A Ii=500A

MPN: 1SDA068384R1

Alt. SKU: XT4L 160 TMA 50-500 4p F F

Special Price £1,057.85 £881.54 Regular Price £1,627.45

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Why Choose the Moulded Case Circuit Breaker [1SDA068384R1]

The TMAX XT4L 160 fixed four-pole circuit breaker features front terminals for straightforward installation and maintenance. It incorporates a thermomagnetic release (TMA R 50) offering adjustable trip settings with current ratings ranging from 250 A to 500 A. Designed for reliable protection in industrial and commercial electrical systems, this breaker ensures precise overload and short-circuit response, compatible with standard switchgear configurations.

Technical Specification

  • Function: Four-pole moulded case circuit breaker with thermomagnetic release TMA R.
  • Rated Current: 50 A (setting range 35...50 A), rated uninterrupted current 160 A.
  • Rated Operational Voltage: 690 V AC, 750 V DC.
  • Number of Poles: 4 poles with front bolt terminals.
  • Insulation Voltage (Ui): 1000 V.
  • Rated Impulse Withstand Voltage (Uimp): 8 kV.
  • Short-Circuit Breaking Capacity (Ics): Up to 150 kA at 220-240 V AC, various AC and DC ratings up to 85 kA.
  • Connecting Capacity: Busbar 85 to 200 mm².
  • Mechanical Durability: 25,000 cycles at 240 cycles/hour.
  • Tightening Torque: 8 N·m for main circuit terminals (M8 screws).

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 C.BREAKER TMAX XT4L?
The rated current setting range is 35 to 50 A.
What is the maximum short-circuit breaking capacity?
The maximum short-circuit breaking capacity is up to 150 kA at 220-240 V AC.
What is the insulation voltage of the circuit breaker?
The insulation voltage (U i) is 1000 V.
What is the connecting capacity for busbars?
The connecting capacity for busbars is 85 to 200 mm².
How many mechanical durability cycles does the circuit breaker have?
The circuit breaker has a mechanical durability of 25,000 cycles at 240 cycles/hour.
What is the tightening torque for the main circuit terminals?
The tightening torque for the main circuit terminals is 8 N·m for M8 screws.
What standards and approvals does the product conform to?
See the manufacturer's data sheet for standards and approvals.
More Information
Manufacturer Part Number 1SDA068384R1
Barcode 8015644022907
HS Code 85362090
Country of Manufacture Italy
Manufacturer ABB
Number of Poles 4 Pole
Amperage 50A
Alternative Product SKU XT4L 160 TMA 50-500 4p F F
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