ABB XT1B Series MCB, 160A Current Rating, 690V AC Voltage - 1SDA066821R1

This MCB falls under the TMAX XT1B series, designed for reliable power distribution and effective circuit protection. With a current rating of 160A, this four-pole circuit breaker operates at a maximum AC voltage of 690V and a maximum DC voltage of 500V. Its robust thermal-magnetic release mechanism enhances operational safety, making it an ideal choice for a variety of industrial applications.

Features & Benefits

• High breaking capacity of 25 kA at maximum ratings

• Thermal-magnetic release for improved response to overloads

• Bolt terminal type ensures secure and stable connections

• Suitable for isolation, enhancing installation safety

• Compact dimensions conducive to space-efficient designs

• Mechanical durability allowing for 25,000 operations

Applications

• Utilised in industrial automation systems for circuit protection

• Suitable for power distribution in machinery and electrical panels

• Ideal for installations requiring a high degree of reliability

• Used in environments where compact size is essential

What is the operational lifespan of the device under regular conditions?

It can endure up to 25,000 mechanical operations and is designed for high electrical durability, capable of 8,000 cycles per hour under operational load.

How does the thermal-magnetic release improve user safety?

The thermal-magnetic mechanism ensures immediate disconnection during overloads or short circuits, protecting both the circuit and connected equipment from damage.

In what scenarios is the bolt terminal connection preferable?

Bolt terminals provide robust connections that are less susceptible to loosening under vibration and thermal cycling, making them ideal for high-stress applications.

What standards does the circuit breaker comply with?

This device adheres to IEC standards, ensuring reliability and safety in electrical installations tailored to meet industry requirements.

Select all	Attribute	Value
	Brand	ABB
	Product Type	Miniature Circuit Breaker
	Number of Poles	4
	Current Rating	160 A
	Tripping Characteristics	TMD
	Rated AC Voltage	690 V ac
	Rated DC Voltage	500 V
	Range	Tmax
	Series	XT1B
	Terminal Type	Front
	Width	70 mm
	Depth	130mm
	Standards/Approvals	IEC
	Height	130mm
	Tripping Mechanism	Thermomagnetic

	Select all
	Brand ABB
	Product Type Miniature Circuit Breaker
	Number of Poles 4
	Current Rating 160 A
	Tripping Characteristics TMD
	Rated AC Voltage 690 V ac
	Rated DC Voltage 500 V
	Range Tmax
	Series XT1B
	Terminal Type Front
	Width 70 mm
	Depth 130mm
	Standards/Approvals IEC
	Height 130mm
	Tripping Mechanism Thermomagnetic

ABB Tmax XT1B Miniature Circuit Breaker, 4-Pole, 160 A, TMD, 690 V ac AC, 500 V DC

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