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1sda054487r1 t5n 630 tma 500-5000 4 pole abb mccb
ABB 1SDA054487R1 SACE Tmax T5N 630 four-pole moulded case circuit breaker with thermal-magnetic trip unit, front terminals and fully rated neutral for industrial power distribution.
£3,190.97
Why Choose the ABB 1SDA054487R1 T5N 630 TMA 500-5000 Circuit Breaker?
The ABB 1SDA054487R1 is a robust SACE Tmax T5N moulded case circuit breaker (MCCB) engineered to provide dependable protection for industrial and commercial low-voltage power distribution systems. As part of ABB's proven Tmax T series, this fixed four-pole circuit breaker combines outstanding electrical performance with long-term reliability in demanding applications.
Equipped with a thermal-magnetic TMA trip unit, the breaker has a 500 A rated current with an adjustable instantaneous magnetic trip setting from 2500 to 5000 A. Its fixed four-pole construction incorporates front terminal connections and a fully rated neutral, making it ideal for protecting three-phase systems requiring complete conductor isolation.
Designed for industrial switchboards, distribution panels and critical infrastructure, the ABB 1SDA054487R1 delivers excellent overload and short-circuit protection while helping maximise electrical system safety and operational continuity.
Key Advantages
- Reliable ABB SACE Tmax T5N moulded case circuit breaker.
- 500 A rated current with thermal-magnetic protection.
- Four-pole fixed configuration with fully rated neutral.
- Front terminal connections simplify installation.
- Adjustable instantaneous magnetic protection from 2500 to 5000 A.
- Designed for demanding industrial and commercial power distribution applications.
Key Features
- ABB SACE Tmax T series.
- T5N 630 frame size.
- 500 A rated current.
- Thermal-magnetic TMA release.
- 4-pole fixed circuit breaker.
- Fully rated neutral (100% In).
- Front terminal connections.
- Designed in accordance with IEC 60947-2.
Reliable Protection for Low-Voltage Power Distribution
The ABB Tmax T5N range provides dependable protection against overloads and short-circuit faults in industrial and commercial electrical systems. The thermal element protects circuits during prolonged overload conditions, while the magnetic release responds rapidly to high fault currents, helping minimise equipment damage and downtime.
Its fully rated neutral and four-pole configuration make the ABB 1SDA054487R1 particularly suitable for installations where complete isolation and protection of all conductors is required, including critical power distribution applications.
Typical Applications
- Industrial switchboards.
- Main and sub-distribution panels.
- Commercial electrical installations.
- Manufacturing facilities.
- Infrastructure and utility projects.
- Three-phase systems requiring neutral protection.
Technical Specifications
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| Current | 500 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 4-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 36 kA | |
| Trip Unit | Thermal-magnetic | |
| Manufacturer | ABB | |
| Series | SACE Tmax T | |
| Model | T5N 630 TMA 500-5000 4p F F InN=100%In | |
| Product ID | 1SDA054487R1 | |
| Product type | Moulded case circuit breaker | |
| Frame size | T5 630 | |
| Rated uninterrupted current (Iu) | 630 A | |
| Rated current (In) | 500 A | |
| Trip unit | Thermal-magnetic (TMA) | |
| Instantaneous magnetic setting | 2500 to 5000 A | |
| Number of poles | 4P | |
| Neutral rating | Fully rated neutral (100% In) | |
| Mounting type | Fixed | |
| Terminal connection | Front terminals | |
| Rated operational voltage | Up to 690 V AC / 750 V DC | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Rated ultimate breaking capacity (Icu) | 36 kA at 400 V AC | |
| Protection standard | IEC 60947-2 | |
| Dimensions (H × W × D) | approx. 205 × 186 × 103.5 mm | |
| Weight | approx. 5.8 kg |
Frequently Asked Questions
What is the ABB 1SDA054487R1 used for?
The ABB 1SDA054487R1 protects industrial and commercial low-voltage electrical systems against overload and short-circuit faults.
What is the rated current of this breaker?
This model has a 500 A rated current within the ABB Tmax T5 630 frame.
Does this breaker include a fully rated neutral?
Yes. It features a four-pole configuration with a fully rated neutral (100% In), making it suitable for three-phase distribution systems requiring neutral protection.
What type of trip unit is fitted?
The breaker uses a thermal-magnetic TMA release with an adjustable instantaneous magnetic setting from 2500 to 5000 A.
Where is this breaker typically installed?
It is commonly installed in industrial switchboards, commercial distribution panels and critical low-voltage power distribution systems.
Trusted by Electrical Professionals Worldwide
ABB SACE Tmax moulded case circuit breakers are trusted by panel builders, contractors and industrial engineers worldwide for reliable circuit protection, robust construction and long service life.
