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1sda054417r1 t5h 630 pr221ds-i in=630 4 pole abb mccb
ABB 1SDA054417R1 SACE Tmax T5H moulded case circuit breaker with 630 A rating, PR221DS-I electronic trip unit and four-pole fixed construction for industrial power distribution.
£3,993.79
Why Choose the ABB 1SDA054417R1 Tmax T5H Moulded Case Circuit Breaker?
The ABB 1SDA054417R1 is a high performance Tmax T5H moulded case circuit breaker (MCCB) engineered to provide dependable protection for low voltage electrical distribution systems in industrial, commercial and infrastructure applications. As part of the proven ABB SACE Tmax T series, this breaker delivers reliable protection against overloads and short circuits while helping maximise system uptime and electrical safety.
This model features a 630 A rated current together with the proven PR221DS-I electronic trip unit, providing accurate overload and instantaneous short circuit protection. Its fixed four-pole construction with front terminals makes it ideal for switchboards and power distribution systems requiring neutral protection.
Designed for systems operating up to 690 V AC, the ABB 1SDA054417R1 offers a rated breaking capacity of up to 70 kA at 400 V AC, making it suitable for protecting incoming supplies, feeders and critical industrial equipment.
Key Advantages
- High performance ABB Tmax T5H moulded case circuit breaker.
- 630 A rated uninterrupted current.
- Four-pole fixed design for three-phase plus neutral installations.
- PR221DS-I electronic trip unit for accurate circuit protection.
- Front terminal connections for straightforward installation.
- High breaking capacity for dependable fault interruption.
Key Features
- ABB SACE Tmax T series.
- Model: T5H 630 PR221DS-I.
- 630 A rated current.
- Four-pole (4P) configuration.
- 690 V AC rated operational voltage.
- PR221DS-I electronic trip unit.
- Fixed version with front terminal connections.
- Designed in accordance with IEC 60947-2.
Reliable Protection for Low Voltage Distribution
The ABB Tmax T5H range is designed to safeguard low voltage electrical installations by detecting overloads and short circuits quickly and reliably. The integrated PR221DS-I electronic release delivers accurate protection characteristics while helping reduce equipment damage and unnecessary downtime.
Its robust four-pole construction makes the ABB 1SDA054417R1 particularly suitable for applications requiring protection of the neutral conductor alongside three-phase supplies, making it an excellent choice for modern industrial and commercial distribution systems.
Typical Applications
- Industrial power distribution.
- Main incoming and outgoing feeders.
- Commercial electrical installations.
- Motor control centres.
- Infrastructure and utility projects.
- Switchboards and distribution panels.
Technical Specifications
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| Current | 630 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 4-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 70 kA | |
| Trip Unit | Electronic | |
| Manufacturer | ABB | |
| Series | SACE Tmax T | |
| Model | T5H 630 PR221DS-I In=630 4P F F | |
| Product code | 1SDA054417R1 | |
| Product type | Moulded case circuit breaker (MCCB) | |
| Rated current (In) | 630 A | |
| Rated uninterrupted current (Iu) | 630 A | |
| Number of poles | 4 | |
| Trip unit | PR221DS-I electronic release | |
| Rated operational voltage | Up to 690 V AC | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Rated service breaking capacity (Ics) | 70 kA at 400 V AC | |
| Rated ultimate breaking capacity (Icu) | 70 kA at 400 V AC | |
| Terminal type | Fixed front terminals | |
| Mounting | Panel mounted | |
| Standards | IEC 60947-2 | |
| Dimensions (H × W × D) | 205 × 186 × 103.5 mm | |
| Weight | Approx. 6.2 kg |
Frequently Asked Questions
What is the ABB 1SDA054417R1 used for?
It protects low voltage electrical systems against overloads and short circuits in industrial and commercial installations.
What is the rated current of this MCCB?
The ABB 1SDA054417R1 has a rated uninterrupted current of 630 A.
How many poles does this circuit breaker have?
This breaker features a four-pole (4P) configuration for three-phase plus neutral systems.
Which trip unit is fitted?
The breaker incorporates the ABB PR221DS-I electronic trip unit for dependable overload and short circuit protection.
Where is this MCCB typically installed?
It is commonly installed in industrial switchboards, commercial distribution boards and low voltage electrical power systems.
Trusted by Electrical Professionals Worldwide
ABB SACE Tmax moulded case circuit breakers are trusted worldwide by electrical engineers and panel builders for dependable protection, robust construction and long-term reliability in demanding power distribution applications.
