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1sda054219r1 t4h 250 tma 80-800 4 pole abb mccb
ABB 1SDA054219R1 SACE Tmax T4H 250 fixed four-pole moulded case circuit breaker with 80 A thermal magnetic TMA release and front terminals for industrial power distribution.
£1,407.65
Why Choose the ABB 1SDA054219R1 Tmax T4H Moulded Case Circuit Breaker?
The ABB 1SDA054219R1 is a premium Tmax T4H moulded case circuit breaker (MCCB) designed to provide dependable overload and short-circuit protection for industrial and commercial low voltage electrical systems. As part of the trusted ABB SACE Tmax T series, it combines a high interrupting capacity with proven thermal magnetic protection for demanding power distribution applications.
This model features a 250 A frame size with an 80 A thermal magnetic TMA release. Its fixed four-pole configuration and front terminal connections make it ideal for protecting three-phase systems with a switched neutral in switchboards, motor control centres and OEM machinery.
Designed in accordance with IEC 60947, the ABB Tmax T4H range is widely specified by panel builders, electrical engineers and industrial contractors requiring reliable protection, long service life and consistent electrical performance.
Key Advantages
- High-performance ABB SACE Tmax T4H moulded case circuit breaker.
- 80 A thermal magnetic TMA trip unit within a 250 A frame.
- Fixed four-pole construction for industrial power distribution.
- High short-circuit breaking capacity up to 100 kA.
- Compact panel-mounted design with front terminal connections.
- Reliable overload and short-circuit protection.
Key Features
- Manufacturer: ABB.
- Series: SACE Tmax T.
- Model: T4H 250 TMA 80-800 4P F F.
- Product ID: 1SDA054219R1.
- 80 A rated current.
- 250 A frame size.
- Thermal magnetic TMA release.
- Fixed four-pole configuration.
- Front terminal connections.
- Rated operational voltage up to 690 V AC.
Reliable Protection for Industrial Power Distribution
The ABB Tmax T4H series is engineered to disconnect electrical circuits rapidly during overload and short-circuit conditions, helping protect cables, equipment and connected machinery. Its high interrupting capacity makes it suitable for demanding industrial environments where reliability is essential.
The four-pole design enables isolation of all live conductors, including the neutral where required. Combined with the thermal magnetic TMA trip unit, this provides dependable protection for industrial switchboards and commercial electrical distribution systems.
Typical Applications
- Industrial switchboards.
- Commercial power distribution systems.
- Motor control centres.
- OEM machinery and automation equipment.
- Electrical distribution panels.
- Three-phase installations requiring neutral isolation.
Technical Specifications
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| Current | 80 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 4-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 100 kA | |
| Trip Unit | Thermal-magnetic | |
| Manufacturer | ABB | |
| Series | SACE Tmax T | |
| Product ID | 1SDA054219R1 | |
| EAN | 8015644552565 | |
| Extended product type | T4H 250 TMA 80-800 4P F F | |
| Product type | Moulded Case Circuit Breaker (MCCB) | |
| Frame size | T4H 250 | |
| Rated current (In) | 80 A | |
| Rated uninterrupted current (Iu) | 250 A | |
| Release | TMA | |
| Release type | Thermal Magnetic (TM) | |
| Magnetic setting range | 400-800 A | |
| Number of poles | 4 | |
| Rated operational voltage | 690 V AC / 750 V DC | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Rated ultimate short-circuit breaking capacity (Icu) | 100 kA at 230 V AC, 70 kA at 415 V AC, 40 kA at 690 V AC | |
| Rated service short-circuit breaking capacity (Ics) | 100 kA at 230 V AC, 70 kA at 415 V AC, 40 kA at 690 V AC | |
| Short-circuit performance level | H | |
| Terminal type | Front terminals | |
| Mounting | Fixed | |
| Electrical durability | 8,000 cycles | |
| Mechanical durability | 20,000 cycles | |
| Dimensions (H × W × D) | 205 × 140 × 103.5 mm | |
| Weight | Approx. 3.05 kg | |
| Standards | IEC 60947 |
Frequently Asked Questions
What is the ABB 1SDA054219R1 used for?
It provides overload and short-circuit protection for industrial and commercial low voltage electrical distribution systems.
How many poles does this circuit breaker have?
The ABB 1SDA054219R1 is supplied as a fixed four-pole moulded case circuit breaker.
What current rating does this breaker provide?
This breaker features an 80 A thermal magnetic TMA trip unit within a 250 A Tmax T4H frame.
What type of trip unit is fitted?
The breaker uses a thermal magnetic TMA release providing dependable overload and short-circuit protection.
Where is this MCCB typically installed?
It is commonly installed in industrial switchboards, distribution panels, motor control centres and OEM electrical equipment.
Trusted by Electrical Professionals Worldwide
ABB SACE Tmax moulded case circuit breakers are trusted worldwide by electrical engineers, panel builders and OEM manufacturers for dependable protection, high interrupting performance and long-term operational reliability.
