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1SDA054539R1 ABB T5V 400 PR221DS-LS/I In400 3P Fixed MCCB
ABB T5V 400 PR221DS-LS/I moulded case circuit breaker with 400 A rated current, three-pole fixed configuration and electronic protection for low voltage distribution systems.
£4,481.06
Why Choose the ABB T5V 400 PR221DS-LS/I Fixed Circuit Breaker?
The ABB T5V 400 PR221DS-LS/I In400 3p F F C11 is a reliable moulded case circuit breaker (MCCB) designed for efficient protection and switching in low voltage electrical distribution systems. As part of the established ABB Tmax T5V series, it provides dependable electronic protection for industrial, commercial and infrastructure applications requiring accurate fault response and long operational life.
Equipped with the PR221DS-LS/I electronic trip unit, the T5V 400 provides long-time, short-time and instantaneous protection functions to help safeguard electrical installations against overloads and short-circuit faults. Its fixed three-pole configuration enables straightforward installation into switchboards and distribution assemblies.
With a frame size and rated current of 400 A, a three-pole fixed configuration and advanced electronic protection capability, the ABB T5V 400 PR221DS-LS/I is suitable for demanding low voltage distribution applications requiring reliable circuit protection and efficient system operation.
Key Advantages
- 400 A moulded case circuit breaker for industrial and commercial electrical protection.
- Part of the trusted ABB Tmax T5 low voltage MCCB range.
- Three-pole fixed configuration for simple switchboard installation.
- Advanced PR221DS-LS/I electronic trip unit for accurate protection control.
- Provides long-time, short-time and instantaneous protection functions.
- Compact and robust design for demanding electrical environments.
Key Features
- ABB Tmax T5V series moulded case circuit breaker.
- Rated current: 400 A.
- Three-pole fixed configuration.
- PR221DS-LS/I electronic release.
- Long-time, short-time and instantaneous protection functions.
- Front terminal connection for switchboard integration.
- Suitable for low voltage power distribution systems.
- Compatible with ABB Tmax T4–T8 accessories and system components.
Reliable Protection for Electrical Distribution Systems
Moulded case circuit breakers such as the ABB Tmax T5V protect electrical installations by automatically disconnecting circuits during overload and short-circuit conditions. This helps protect cables, equipment and distribution infrastructure while improving electrical safety and system reliability.
The Tmax T5V platform combines robust mechanical construction with advanced electronic trip technology, making it suitable for industrial switchboards, commercial distribution panels and demanding low voltage electrical installations.
Typical Applications
- Industrial low voltage distribution systems.
- Commercial electrical switchboards.
- Manufacturing plant power protection.
- Machinery and equipment protection systems.
- Building electrical distribution assemblies.
- Infrastructure and energy management installations.
Technical Specifications
| Series | Tmax T5V |
|---|---|
| Order code | 1SDA054539R1 |
| Product type | Moulded case circuit breaker (MCCB) |
| Frame size | T5V 400 |
| Rated uninterrupted current | 400 A |
| Number of poles | 3 poles |
| Trip unit | PR221DS-LS/I electronic release |
| Protection functions | Long-time, short-time and instantaneous protection |
| Mounting type | Fixed |
| Terminal connection | Front terminals |
| Rated operational voltage | up to 690 V AC |
| Rated insulation voltage | 1000 V |
| Rated impulse withstand voltage | 8 kV |
Frequently Asked Questions
What is the ABB T5V 400 PR221DS-LS/I used for?
The ABB T5V 400 is a moulded case circuit breaker designed to protect low voltage electrical distribution systems against overloads and short circuits.
What is the rated current of this circuit breaker?
The ABB T5V 400 PR221DS-LS/I has a rated current of 400 A.
How many poles does this ABB MCCB have?
This model is a three-pole fixed circuit breaker.
Which trip unit is fitted to this breaker?
The breaker is fitted with the PR221DS-LS/I electronic trip unit providing long-time, short-time and instantaneous protection functions.
Where is the ABB T5V 400 typically installed?
The breaker is typically installed in low voltage switchboards, distribution panels and industrial electrical systems.
Trusted by Electrical Engineers Worldwide
ABB Tmax circuit breakers are widely selected by electrical engineers and system integrators for reliable low voltage protection, efficient power distribution and dependable operation in demanding industrial applications.
