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1SDA080845R1 ABB XT1S 160 TMF 16-450 4-Pole Circuit Breaker
ABB 1SDA080845R1 is an XT1S 160 four-pole moulded case circuit breaker with a 16 A TMF thermomagnetic trip rating, 450 A magnetic threshold and fixed front-connected construction.
£336.05
Why Choose the ABB XT1S 160 TMF 16-450 4-Pole Circuit Breaker?
The ABB XT1S 160 TMF 16-450 4p F F, order code 1SDA080845R1, is a compact and reliable moulded case circuit breaker (MCCB) designed for low-voltage power distribution and circuit protection. As part of the ABB Tmax XT1 range, it combines a compact 160 A frame with a thermomagnetic TMF trip unit for dependable overload and short-circuit protection.
This XT1S breaker uses a 4-pole configuration, making it suitable for three-phase plus neutral distribution systems. Its TMF thermomagnetic protection provides straightforward circuit protection without requiring an external electronic trip unit, while the fixed installation and front-terminal arrangement simplify integration into switchboards and distribution panels.
The breaker is supplied with a 16 A rated TMF trip setting and 450 A magnetic protection threshold. The XT1S performance level provides a rated ultimate short-circuit breaking capacity of 50 kA for the applicable Tmax XT1 configuration, supporting demanding commercial and industrial distribution applications.
Key Advantages
- Compact ABB Tmax XT1 moulded case circuit breaker.
- 160 A frame size with a 16 A TMF trip rating.
- 450 A magnetic protection threshold for short-circuit protection.
- 4-pole configuration for three-phase and neutral circuits.
- 50 kA XT1S breaking-capacity class.
- Fixed installation with front connections for straightforward panel integration.
Key Features
- ABB Tmax XT1S series.
- 160 A frame rating.
- TMF thermomagnetic trip unit.
- 16 A rated current.
- 450 A magnetic trip threshold.
- 4-pole construction.
- Fixed breaker configuration.
- Front-terminal connection arrangement.
Reliable Circuit Protection for Low-Voltage Distribution
Moulded case circuit breakers such as the ABB Tmax XT1 protect electrical circuits and connected equipment against overloads and short circuits. Thermomagnetic protection combines a thermal element for overload protection with a magnetic element for rapid interruption of high fault currents.
The Tmax XT1 platform is designed for compact low-voltage distribution assemblies where dependable protection and efficient use of panel space are important. Its modular accessory system and standardised installation format support integration into commercial and industrial switchboards.
Typical Applications
- Low-voltage distribution boards.
- Industrial electrical switchboards.
- Commercial power distribution systems.
- Machinery and equipment feeder circuits.
- Three-phase systems with neutral conductors.
- OEM control and power distribution panels.
Technical Specifications
| Series | Tmax XT1 |
|---|---|
| ABB order code | 1SDA080845R1 |
| Product type | Moulded case circuit breaker |
| Frame size | XT1 160 |
| Performance level | S |
| Frame rated current | 160 A |
| Trip unit | TMF thermomagnetic |
| Rated current | 16 A |
| Magnetic trip threshold | 450 A |
| Number of poles | 4 |
| Rated ultimate short-circuit breaking capacity | 50 kA |
| Mounting | Fixed |
| Terminal arrangement | Front |
Frequently Asked Questions
What is the ABB 1SDA080845R1 used for?
It is a 4-pole moulded case circuit breaker used to protect low-voltage electrical circuits against overload and short-circuit faults.
What is the current rating of this breaker?
The XT1S 160 TMF 16-450 uses a 16 A TMF trip rating within the ABB XT1 160 A frame size.
What does TMF mean on this ABB breaker?
TMF identifies the breaker’s thermomagnetic trip unit, which provides thermal overload protection and magnetic short-circuit protection.
How many poles does the 1SDA080845R1 have?
This model has four poles, making it suitable for three-phase systems where the neutral conductor also requires switching and protection.
How is this XT1S circuit breaker installed?
The breaker is designed for a fixed installation with front connections in low-voltage switchboards and distribution panels.
Trusted ABB Low-Voltage Protection
ABB Tmax XT moulded case circuit breakers are widely used in industrial and commercial electrical distribution systems for compact, dependable protection and straightforward switchboard integration.
