ABB 1SDA068408R1 XT4V 160 TMA 160A three pole fixed moulded case circuit breaker with adjustable thermomagnetic trip unit for industrial and commercial low voltage circuit protection.
The ABB 1SDA068408R1 is a high-performance Tmax XT4V moulded case circuit breaker (MCCB) designed for dependable low voltage circuit protection in demanding industrial and commercial power distribution systems. As part of the advanced ABB SACE Tmax XT range, it delivers robust switching, reliable protection and very high fault interruption performance for critical electrical installations.
This fixed three-pole MCCB is fitted with a TMA adjustable thermomagnetic trip unit, providing thermal overload protection together with adjustable magnetic short-circuit protection. This makes it suitable for applications where dependable protection, practical coordination and robust ABB build quality are required.
With a rated current of 160 A, a three-pole fixed configuration and front terminal connections, the ABB 1SDA068408R1 is ideal for industrial switchboards, distribution panels, machinery control systems and commercial power installations requiring compact high-performance circuit protection.
Moulded case circuit breakers such as the ABB Tmax XT4V protect electrical installations by disconnecting circuits during overload or short-circuit conditions. This helps protect cables, switchgear and connected equipment while improving electrical safety and continuity of service.
The ABB 1SDA068408R1 is especially suitable for installations requiring compact fixed circuit protection with very high fault interruption capability. Its TMA adjustable thermomagnetic trip unit provides dependable protection for industrial and commercial low voltage distribution systems.
| Current | 160 A |
|---|---|
| Phase | Three Phase |
| Manufacturer | ABB |
| Series | SACE Tmax XT |
| Model | XT4V 160 TMA 160-1600 3p F F |
| Product code | 1SDA068408R1 |
| EAN | 8015644023140 |
| Product type | Moulded Case Circuit Breaker |
| Rated current | 160 A |
| Rated uninterrupted current | 160 A |
| Frame size | XT4 160 |
| Number of poles | 3 |
| Trip unit | TMA adjustable thermomagnetic release |
| Release range | 160-1600 A |
| Rated operational voltage | 690 V AC |
| Rated insulation voltage | 1000 V |
| Rated impulse withstand voltage | 8 kV |
| Frequency | 50 / 60 Hz |
| Breaking capacity | up to 150 kA at 415 V AC |
| Short-circuit performance level | V |
| Terminal connection | Front terminals |
| Mounting type | Fixed |
| Standards | IEC 60947-2 |
| Dimensions (H × W × D) | approx. 160 × 105 × 82.5 mm |
| Weight | approx. 2.5 kg |
The ABB 1SDA068408R1 is used to protect low voltage electrical circuits against overloads and short circuits in industrial and commercial distribution systems.
This MCCB has a rated current of 160 A.
The ABB 1SDA068408R1 is a three-pole moulded case circuit breaker.
It is fitted with a TMA adjustable thermomagnetic trip unit, providing overload and short-circuit protection.
It is typically installed in electrical switchboards, power distribution panels, machinery control panels and industrial low voltage systems.
ABB Tmax XT moulded case circuit breakers are trusted by panel builders, contractors and electrical engineers worldwide for reliable low voltage protection, high breaking performance and long-term operational safety.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...