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1SDA054499R1 ABB T4V250 TMA80-800 4P MCCB 80 A
ABB 1SDA054499R1 T4V250 TMA80-800 four-pole moulded case circuit breaker with an 80 A rated current, thermomagnetic protection and suitability for applications up to 1150 V AC and 1000 V DC.
£1,930.72
Why Choose the ABB T4V250 TMA80-800 4P MCCB?
The ABB T4V250 TMA80-800 4P, order code 1SDA054499R1, is a high-performance moulded case circuit breaker (MCCB) designed for reliable protection and isolation of demanding low-voltage electrical distribution systems. As part of the ABB SACE Tmax T4 series, this fixed four-pole circuit breaker combines robust construction with thermomagnetic protection for industrial power distribution applications.
The T4V250 incorporates an ABB TMA thermomagnetic trip unit, providing overload protection together with adjustable instantaneous short-circuit protection. Its 80 A rated current and adjustable magnetic trip range make it suitable for circuits where dependable protection and coordination are essential.
Designed for high-voltage applications, the T4V250 configuration supports operation up to 1150 V AC and 1000 V DC. The breaker has four poles, fixed construction and front connections, making it suitable for installation within industrial switchboards and power distribution assemblies.
Key Advantages
- Robust ABB SACE Tmax T4 moulded case circuit breaker for industrial power distribution.
- 80 A rated current for reliable circuit protection.
- Four-pole configuration for multi-pole switching and protection.
- TMA thermomagnetic trip unit provides overload and short-circuit protection.
- Adjustable instantaneous magnetic protection from 400–800 A.
- Designed for demanding applications up to 1150 V AC / 1000 V DC.
- Fixed installation with front connections for straightforward switchboard integration.
Key Features
- ABB SACE Tmax T4 series.
- T4V250 frame with 250 A frame size.
- 80 A rated uninterrupted current (Iu).
- Four-pole (4P) configuration.
- TMA thermomagnetic protection.
- 400–800 A adjustable instantaneous trip setting.
- Suitable for applications up to 1150 V AC and 1000 V DC.
- Fixed built-in construction with front main-circuit connections.
- Toggle operating mechanism.
- IP20 degree of protection.
Reliable Circuit Protection for Industrial Power Systems
Moulded case circuit breakers such as the ABB T4V250 protect electrical circuits and connected equipment against damaging overcurrents. The TMA thermomagnetic trip unit combines thermal overload protection with magnetic short-circuit protection, helping safeguard conductors, switchgear and downstream equipment during abnormal electrical conditions.
The Tmax T4 platform is designed for industrial electrical distribution and switchboard applications where compact dimensions, dependable switching and effective circuit protection are required. The fixed four-pole configuration of the 1SDA054499R1 provides a practical solution for high-voltage AC and DC distribution systems requiring coordinated multi-pole protection.
Typical Applications
- Industrial low-voltage power distribution systems.
- Electrical switchboards and distribution panels.
- High-voltage AC distribution applications.
- DC power distribution systems up to 1000 V DC.
- Industrial machinery and process equipment.
- Power generation and energy infrastructure.
- OEM electrical panels and control systems.
Technical Specifications
| Series | SACE Tmax T4 |
|---|---|
| ABB product group | 310511-T-Max T4 - T8 |
| Order code | 1SDA054499R1 |
| Product type | Moulded case circuit breaker (MCCB) |
| Frame | T4V250 |
| Frame size | 250 A |
| Rated uninterrupted current (Iu) | 80 A |
| Trip unit | TMA thermomagnetic |
| Instantaneous trip setting (I3) | 400–800 A |
| Number of poles | 4 |
| Maximum application voltage | 1150 V AC / 1000 V DC |
| Construction | Fixed built-in device |
| Main circuit connection | Bolt connection |
| Connection position | Front |
| Operating element | Toggle |
| Protection rating | IP20 |
| Protection unit | Integrated |
| Integrated earth-fault protection | No |
| GTIN / EAN | 8015644556013 |
| Weight | approx. 3.5 kg |
Frequently Asked Questions
What is the ABB 1SDA054499R1 used for?
The ABB 1SDA054499R1 is a four-pole moulded case circuit breaker designed to provide overload and short-circuit protection in industrial AC and DC electrical distribution systems.
What is the rated current of the ABB T4V250 TMA80-800?
The circuit breaker has a rated uninterrupted current of 80 A.
What protection does the TMA80-800 trip unit provide?
The TMA thermomagnetic trip unit provides thermal overload protection and magnetic short-circuit protection, with an adjustable instantaneous trip setting of 400–800 A.
How many poles does the ABB 1SDA054499R1 have?
The 1SDA054499R1 is a four-pole (4P) moulded case circuit breaker.
What voltage applications is this circuit breaker designed for?
This T4V250 configuration is designed for demanding electrical distribution applications up to 1150 V AC and 1000 V DC.
Trusted ABB Circuit Protection
ABB SACE Tmax moulded case circuit breakers are engineered for dependable circuit protection and switching in industrial electrical distribution systems, combining robust construction with flexible protection solutions for demanding AC and DC applications.
