ABB XT1S 160 4 pole Standard MCCB Fixed Thermal/Adjustable Magnetic Release In=160A Ii=1600A

Why Choose the ABB 1SDA067446R1 Tmax XT1S 160 MCCB?

The ABB 1SDA067446R1 is a high performance moulded case circuit breaker (MCCB) from the trusted ABB Tmax XT series, designed to provide reliable protection for low voltage electrical distribution systems. Identified as XT1S 160 TMD 160-1600 4p F F InN=100%, this breaker is suitable for industrial, commercial and panel building applications where dependable overload and short-circuit protection is required.

This ABB Tmax XT1S circuit breaker features a TMD thermomagnetic release, combining thermal overload protection with magnetic short-circuit protection in a compact fixed device. Its front terminal arrangement supports straightforward installation within switchboards, distribution panels, control cabinets and OEM machinery.

With a rated current of 160 A, a four-pole configuration and a fully rated neutral pole, the 1SDA067446R1 is ideal for protecting low voltage circuits where reliable switching, full neutral capacity and dependable protection are required. Its compact construction and reliable ABB engineering make it a practical choice for modern electrical distribution systems.

Key Advantages

• Reliable ABB moulded case circuit breaker for low voltage protection.
• 160 A rated current suitable for industrial and commercial circuits.
• Four-pole configuration with fully rated neutral pole.
• TMD thermomagnetic release for overload and short-circuit protection.
• Fixed installation design with front terminals for panel mounting.
• Part of the proven ABB Tmax XT1S 160 MCCB range.

Key Features

• ABB Tmax XT1S 160 series.
• 160 A rated current.
• Four-pole MCCB construction.
• TMD R thermomagnetic release.
• 160-1600 A release setting range.
• Front terminal connection arrangement.
• Fixed circuit breaker format.
• Fully rated neutral pole for 100% neutral current capacity.

Technical Specifications

• Manufacturer: ABB
• Series: Tmax XT
• Model: XT1S 160 TMD 160-1600 4p F F InN=100%
• Product ID: 1SDA067446R1
• Product type: Moulded case circuit breaker
• Frame size: XT1
• Breaking capacity class: XT1S
• Rated frame current: 160 A
• Rated current: 160 A
• Number of poles: 4 pole
• Release type: TMD thermomagnetic release
• Release range: 160-1600 A
• Neutral rating: 100% of phase current
• Rated operational voltage: up to 690 V AC
• Rated insulation voltage: 800 V
• Rated impulse withstand voltage: 8 kV
• Breaking capacity: 50 kA at 415 V AC
• Terminal type: Front terminals
• Installation type: Fixed
• Protection rating: IP20
• Standards: IEC 60947-2
• EAN: 8015644013400
• Dimensions (H × W × D): approx. 130 × 101.6 × 70 mm
• Weight: approx. 1.4 kg

Reliable Circuit Protection for Low Voltage Systems

Moulded case circuit breakers such as the ABB Tmax XT1S protect electrical installations by automatically disconnecting circuits during overload or short-circuit conditions. This helps reduce the risk of cable overheating, equipment damage and unplanned downtime in critical electrical systems.

The ABB 1SDA067446R1 is suitable for panel builders, electrical contractors and maintenance engineers requiring a compact, standards-compliant MCCB with dependable thermomagnetic protection, enhanced breaking capacity and a fully rated neutral for modern four-pole distribution systems.

Typical Applications

• Low voltage distribution boards.
• Industrial switchboards and control panels.
• Commercial electrical installations.
• Motor control centres and switchgear assemblies.
• Machinery power circuits.
• Building services and infrastructure power distribution.

Trusted by Panel Builders Worldwide

ABB Tmax XT moulded case circuit breakers are widely trusted by electrical contractors, panel builders and industrial engineers to deliver reliable circuit protection in modern low voltage power distribution systems.