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1sda054302r1 t4s 250ma 80-1120 3 pole abb mccb
ABB 1SDA054302R1 SACE Tmax T4S 80 A three-pole moulded case circuit breaker with MA magnetic-only release, fixed front terminals and adjustable short-circuit protection for low voltage distribution systems.
£787.79
Why Choose the ABB 1SDA054302R1 Tmax T4S Moulded Case Circuit Breaker?
The ABB 1SDA054302R1 is a reliable Tmax T4S moulded case circuit breaker (MCCB) designed for dependable short-circuit protection in low voltage electrical distribution systems. Part of the trusted ABB SACE Tmax T series, this three-pole circuit breaker is suitable for industrial, commercial and OEM installations requiring robust ABB circuit protection.
This MCCB is fitted with an MA magnetic-only release, providing adjustable instantaneous short-circuit protection where overload protection is handled separately within the electrical system. Its fixed construction and front terminal arrangement support straightforward installation in switchboards, control panels and machinery cabinets.
With an 80 A rated current, a 250 A frame size and adjustable magnetic setting from 480 to 1120 A, the ABB 1SDA054302R1 offers dependable protection for motor circuits, feeder circuits and industrial distribution applications operating up to 690 V AC.
Key Advantages
- Reliable ABB SACE Tmax T4S moulded case circuit breaker.
- 80 A rated current with 250 A frame size.
- Three-pole fixed design for compact panel installation.
- MA magnetic-only release for adjustable short-circuit protection.
- 50 kA breaking capacity at 400 V AC.
- Fixed front terminal design supports efficient switchboard wiring.
Key Features
- ABB SACE Tmax T series.
- T4S 250 frame size.
- 80 A rated current.
- Three-pole MCCB configuration.
- Magnetic-only MA release.
- Adjustable magnetic setting from 480 to 1120 A.
- Fixed version with front terminal connections.
- Designed for low voltage circuit and motor protection systems.
Reliable Short-Circuit Protection for Low Voltage Systems
The ABB Tmax T4S range is designed to protect electrical installations by interrupting short-circuit faults quickly and safely. Magnetic-only protection is commonly used where dedicated overload protection is provided elsewhere in the circuit, such as motor starter assemblies or coordinated protection systems.
Its compact fixed design, adjustable magnetic release and strong breaking performance make this breaker suitable for panel builders, electrical contractors and OEM machinery manufacturers requiring dependable protection in space-conscious control panel layouts.
Typical Applications
- Industrial low voltage power distribution.
- Motor circuit protection with separate overload protection.
- Electrical switchboards and distribution panels.
- Motor control centres.
- OEM machinery and automation systems.
- Feeder and short-circuit protection applications.
Technical Specifications
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| Current | 80 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 50 kA | |
| Trip Unit | Magnetic only | |
| Manufacturer | ABB | |
| Series | SACE Tmax T | |
| Model | T4S 250 MA 80-1120 3P F F | |
| Product code | 1SDA054302R1 | |
| Product type | Moulded Case Circuit Breaker | |
| Rated current (In) | 80 A | |
| Rated uninterrupted current (Iu) | 250 A | |
| Number of poles | 3 | |
| Trip unit | MA magnetic-only release | |
| Magnetic adjustment range | 480-1120 A | |
| Rated operational voltage | 690 V AC / 750 V DC | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Rated ultimate breaking capacity (Icu) | 50 kA at 400 V AC | |
| Rated service breaking capacity (Ics) | 50 kA at 400 V AC | |
| Terminal type | Fixed front terminals | |
| Standards | IEC 60947 | |
| Dimensions (H × W × D) | approx. 205 × 105 × 103.5 mm | |
| Weight | approx. 2.35 kg |
Frequently Asked Questions
What is the ABB 1SDA054302R1 used for?
This moulded case circuit breaker provides short-circuit protection for low voltage electrical circuits in industrial, commercial and OEM installations.
What is the rated current of this breaker?
The ABB 1SDA054302R1 has an 80 A rated current with a 250 A frame size.
How many poles does this MCCB have?
This model is a three-pole moulded case circuit breaker.
What type of trip unit is fitted?
The breaker is fitted with an MA magnetic-only release, providing adjustable instantaneous short-circuit protection.
What is the magnetic adjustment range?
The magnetic adjustment range is 480 to 1120 A.
Trusted by Electrical Professionals Worldwide
ABB SACE Tmax moulded case circuit breakers are trusted worldwide for dependable circuit protection, strong breaking performance and long service life across industrial, commercial and OEM electrical installations.
