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ABB XT5H 400 3 pole High MCCB Electronic trip unit LS/I Ii=320A
ABB 1SDA100489R1 SACE Tmax XT5H 400 A three-pole fixed moulded case circuit breaker with front terminals and Ekip Dip LSI electronic trip unit.
£1,013.89
Why Choose the ABB 1SDA100489R1 Tmax XT5H Circuit Breaker?
The ABB 1SDA100489R1 is a premium 400 A moulded case circuit breaker (MCCB) designed to provide dependable overload and short-circuit protection for industrial and commercial low-voltage power distribution systems. As part of the advanced ABB SACE Tmax XT5H range, this three-pole circuit breaker combines high interruption performance with an advanced electronic protection unit for demanding electrical installations.
Fitted with the Ekip Dip LSI electronic trip unit, the breaker provides adjustable long-time overload, short-time delay and instantaneous short-circuit protection. These protection functions enable accurate coordination with downstream protective devices, improving system selectivity and operational continuity.
With a rated uninterrupted current of 400 A, a rated operating voltage of up to 690 V AC and a high breaking capacity, the ABB 1SDA100489R1 is suitable for industrial switchboards, distribution panels, motor control centres and OEM machinery where reliable circuit protection is essential.
Key Advantages
- High-performance 400 A moulded case circuit breaker.
- Ekip Dip LSI electronic trip unit for precise protection.
- High fault interruption capability for demanding installations.
- Adjustable overload, short-time and instantaneous protection.
- Compact fixed design simplifies panel installation.
- Front terminals allow straightforward cable connection and maintenance.
Key Features
- ABB SACE Tmax XT5H series.
- 400 A rated uninterrupted current.
- Three-pole fixed MCCB.
- Ekip Dip LSI electronic release.
- Rated operating voltage up to 690 V AC.
- Rated insulation voltage of 1000 V.
- Rated impulse withstand voltage of 8 kV.
- Front terminal connection arrangement.
Reliable Protection for Industrial Power Distribution
The ABB XT5H series moulded case circuit breakers continuously monitor electrical circuits and disconnect the supply whenever overload or short-circuit conditions occur. This helps protect valuable equipment, minimise downtime and improve the safety of industrial electrical installations.
The integrated Ekip Dip LSI trip unit allows engineers to fine-tune protection settings, making the breaker suitable for complex power distribution systems requiring selective coordination and dependable fault isolation.
Typical Applications
- Industrial switchboards.
- Commercial distribution panels.
- Motor control centres.
- Manufacturing facilities.
- OEM machinery.
- Low-voltage power distribution systems.
Technical Specifications
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| Mounting Type | Fixed | |
|---|---|---|
| Application | Power distribution | |
| Trip Unit | LSI | |
| Current | 400 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | MCCB | |
| Manufacturer | ABB | |
| Series | SACE Tmax XT | |
| Model | XT5H 400 Ekip Dip LSI In=400 3p F F | |
| Product ID | 1SDA100489R1 | |
| Product type | Moulded case circuit breaker | |
| Frame size | XT5 | |
| Rated uninterrupted current | 400 A | |
| Number of poles | 3 | |
| Trip unit | Ekip Dip LSI electronic release | |
| Breaking performance | H | |
| Rated operating voltage | Up to 690 V AC | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 8 kV | |
| Mounting type | Fixed | |
| Terminal type | Front terminals | |
| Protection rating | IP20 | |
| Standards | IEC 60947-2 | |
| Dimensions (H × W × D) | Approx. 205 × 140 × 103.5 mm | |
| Weight | Approx. 4.8 kg | |
| HS Code | 85362090 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the ABB 1SDA100489R1 used for?
The ABB 1SDA100489R1 protects industrial and commercial low-voltage electrical circuits against overloads and short circuits.
What is the rated current of this circuit breaker?
The breaker has a rated uninterrupted current of 400 A.
Which trip unit is fitted?
It is equipped with an Ekip Dip LSI electronic trip unit, providing adjustable overload and short-circuit protection.
How many poles does this circuit breaker have?
The ABB 1SDA100489R1 is supplied in a three-pole fixed configuration.
Where is this MCCB typically installed?
It is commonly installed in industrial switchboards, commercial distribution panels, motor control centres and OEM electrical equipment.
Trusted by Electrical Professionals Worldwide
ABB SACE Tmax XT moulded case circuit breakers are trusted worldwide for delivering dependable circuit protection, excellent interruption performance and long-term reliability in demanding industrial applications.
