Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
1sda054416r1 t5h 630 pr221ds-ls/i in=630 4 pole abb mccb
ABB 1SDA054416R1 SACE Tmax T5H moulded case circuit breaker with 630 A rating, PR221DS-LS/I electronic trip unit, four-pole fixed construction and front terminals for industrial power distribution.
£3,993.74
Why Choose the ABB 1SDA054416R1 Tmax T5H Moulded Case Circuit Breaker?
The ABB 1SDA054416R1 is a robust Tmax T5H moulded case circuit breaker (MCCB) designed to provide reliable protection for low voltage electrical distribution systems in industrial, commercial and infrastructure environments. As part of the proven ABB SACE Tmax T series, this circuit breaker delivers dependable overload and short circuit protection for demanding power applications.
This model features a 630 A rated current and an integrated PR221DS-LS/I electronic trip unit, providing accurate electronic protection for electrical installations where reliability, selectivity and operational continuity are essential. Its fixed four-pole construction with front terminals enables straightforward installation into switchboards, distribution panels and control systems.
With a rated operational voltage of up to 690 V AC and a high breaking capacity of 70 kA at 400 V AC, the ABB 1SDA054416R1 is suitable for three-phase plus neutral distribution systems, main feeders, industrial switchboards and equipment requiring dependable low voltage circuit protection.
Key Advantages
- High performance ABB Tmax T5H moulded case circuit breaker.
- 630 A rated current for demanding distribution applications.
- Four-pole fixed design for three-phase plus neutral systems.
- Integrated PR221DS-LS/I electronic trip unit for precise protection.
- Front terminal connections for switchboard and panel installation.
- High breaking capacity for reliable fault interruption.
Key Features
- ABB SACE Tmax T series.
- Model: T5H 630 PR221DS-LS/I.
- 630 A rated uninterrupted current.
- Four-pole MCCB configuration.
- 690 V AC rated operational voltage.
- PR221DS-LS/I solid-state electronic release.
- Fixed version with front terminal connections.
- Designed for IEC low voltage circuit protection.
Reliable Protection for Low Voltage Power Systems
The ABB Tmax T5H range is engineered to protect electrical installations by detecting overload and short circuit conditions quickly and reliably. The PR221DS-LS/I electronic release supports accurate protection performance, helping maintain system selectivity and reduce unnecessary downtime in critical distribution networks.
The ABB 1SDA054416R1 is particularly suited to switchboards and distribution systems requiring a four-pole MCCB for protection of three-phase and neutral conductors. Its compact moulded case construction, proven ABB engineering and high interrupting capacity make it a strong choice for industrial and commercial electrical infrastructure.
Typical Applications
- Industrial power distribution systems.
- Main and sub distribution switchboards.
- Three-phase plus neutral electrical systems.
- Motor control centres.
- Commercial building electrical installations.
- Infrastructure and utility power distribution.
Technical Specifications
Tick the specs you need, then view products that match.
| 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-LS/I In=630 4P F F | |
| Product code | 1SDA054416R1 | |
| 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-LS/I electronic release | |
| Release type | Electronic | |
| Rated operational voltage | Up to 690 V AC | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Rated ultimate breaking capacity (Icu) | 70 kA at 400 V AC | |
| Rated service breaking capacity (Ics) | 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 1SDA054416R1 used for?
It is used to protect low voltage electrical distribution systems against overloads and short circuits in industrial and commercial installations.
What is the rated current of this MCCB?
The ABB 1SDA054416R1 has a rated uninterrupted current of 630 A.
How many poles does this circuit breaker have?
This model has a four-pole (4P) configuration, making it suitable for three-phase plus neutral electrical systems.
Which trip unit is fitted?
The breaker is fitted with the ABB PR221DS-LS/I electronic trip unit for dependable electronic circuit protection.
Where is this circuit breaker typically installed?
It is commonly installed in industrial switchboards, distribution panels, motor control centres and commercial low voltage power systems.
Trusted by Electrical Professionals Worldwide
ABB SACE Tmax moulded case circuit breakers are trusted by electrical engineers, panel builders and industrial maintenance teams worldwide for dependable protection, compact installation and long-term performance in low voltage power distribution systems.
