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1SDA054094R1 ABB T4V 250 PR221DS-LS/I 160 A 3-Pole MCCB
ABB 1SDA054094R1 is a T4V 250 fixed three-pole moulded case circuit breaker with a 160 A PR221DS-LS/I electronic trip unit for overload and short-circuit protection in low-voltage power distribution systems.
£2,038.30
Why Choose the ABB 1SDA054094R1 T4V 250 Moulded Case Circuit Breaker?
The ABB 1SDA054094R1, designated T4V 250 PR221DS-LS/I In=160 3p F F, is a high-performance moulded case circuit breaker (MCCB) designed for dependable protection of low-voltage AC power distribution systems. As part of the proven ABB SACE Tmax T4 series, it combines compact construction, electronic protection and high short-circuit interruption performance for demanding industrial and commercial installations.
This circuit breaker is equipped with the PR221DS-LS/I solid-state electronic trip unit with a rated current of 160 A. Its LS/I protection functions provide long-time overload protection together with short-time and instantaneous short-circuit protection, helping safeguard cables, switchgear and downstream equipment against damaging overcurrent conditions.
The T4V 250 is supplied as a fixed three-pole circuit breaker with front terminals. The high-performance V breaking-capacity class makes this MCCB particularly suitable for switchboards and distribution systems where substantial prospective fault currents require reliable interruption performance.
Key Advantages
- High-performance ABB SACE Tmax T4V moulded case circuit breaker.
- 160 A rated current for industrial and commercial distribution protection.
- PR221DS-LS/I electronic trip unit for configurable overcurrent protection.
- LS/I functions provide long-time, short-time and instantaneous protection.
- Three-pole fixed configuration for three-phase power distribution systems.
- Front-terminal arrangement supports straightforward integration into low-voltage switchboards.
Key Features
- ABB SACE Tmax T4V 250 series.
- 160 A rated current.
- 250 A frame size.
- PR221DS-LS/I solid-state electronic release.
- Long-time overload protection.
- Short-time and instantaneous short-circuit protection.
- Three-pole circuit breaker configuration.
- Fixed mounting construction.
- Front terminals for the main circuit connections.
Reliable Circuit Protection for Industrial Power Distribution
Moulded case circuit breakers such as the ABB T4V 250 protect low-voltage electrical systems by detecting and interrupting excessive current caused by overloads and short circuits. The PR221DS-LS/I electronic release provides dedicated long-time, short-time and instantaneous protection functions, supporting effective coordination of the breaker with the requirements of the protected circuit.
The T4V performance class is intended for demanding distribution applications requiring substantial fault-current interruption capability. Combined with its compact T4 frame, fixed construction and front-terminal arrangement, the 1SDA054094R1 provides a practical protection solution for industrial switchboards, distribution panels and other low-voltage power systems.
Typical Applications
- Industrial low-voltage power distribution systems.
- Main and feeder protection in electrical switchboards.
- Three-phase distribution panels.
- Manufacturing and process plant electrical systems.
- Commercial and infrastructure power distribution.
- Industrial control panels and electrical distribution assemblies.
Technical Specifications
| Series | SACE Tmax T4 |
|---|---|
| ABB order code | 1SDA054094R1 |
| Product group | 310511-T-Max T4 - T8 |
| Product type | Moulded case circuit breaker (MCCB) |
| Frame | T4V 250 |
| Rated current | 160 A |
| Frame rated current | 250 A |
| Number of poles | 3 |
| Trip unit | PR221DS-LS/I solid-state electronic release |
| Protection functions | Long-time, short-time and instantaneous |
| Mounting | Fixed |
| Terminal arrangement | Front terminals |
Frequently Asked Questions
What is the ABB 1SDA054094R1 used for?
The ABB 1SDA054094R1 is a three-pole moulded case circuit breaker designed to protect low-voltage power distribution circuits against overload and short-circuit conditions.
What is the rated current of the ABB 1SDA054094R1?
The circuit breaker is equipped with a 160 A PR221DS-LS/I electronic trip unit within the T4V 250 frame.
What trip unit does the ABB T4V 250 1SDA054094R1 use?
It uses the ABB PR221DS-LS/I solid-state electronic trip unit, providing long-time, short-time and instantaneous overcurrent protection functions.
How many poles does the ABB 1SDA054094R1 have?
The 1SDA054094R1 is a three-pole circuit breaker designed for three-phase low-voltage distribution applications.
Is the ABB 1SDA054094R1 a fixed circuit breaker?
Yes. This model has a fixed mounting configuration with front terminals for installation within suitable electrical switchboards and distribution assemblies.
What does LS/I mean on the PR221DS trip unit?
LS/I identifies the protection functions provided by the electronic trip unit: long-time overload, short-time short-circuit and instantaneous short-circuit protection.
Trusted by Electrical Professionals Worldwide
ABB SACE Tmax moulded case circuit breakers are widely used in industrial and commercial power distribution systems to provide dependable overcurrent protection, robust switching performance and flexible integration into low-voltage switchboards and electrical installations.
