steve
Got hold of Sime for a Carrier card for…
Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
3 months ago
1SDA054445R1
ABB 1SDA054445R1 available at EU Automation. Get in touch today for a quick price.
Based on over 4900 reviews
Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
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1. Email confirmation
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2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
All orders are subject to product availability. See our T&Cs.
Ask our team
What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The ABB 1SDA054445R1 is a robust and reliable moulded case circuit breaker designed for high-performance electrical protection. This three-pole circuit breaker features a fixed configuration with front terminals, making it suitable for a wide range of industrial applications. It is equipped with a thermomagnetic release, providing adjustable protection settings with a rated current range of 400 to 4000 A. The T5H 400 TMA model ensures optimal safety and efficiency, with a rated operational voltage of up to 690 V AC and 750 V DC. Its high short-circuit breaking capacity and durable construction make it an ideal choice for safeguarding electrical systems in demanding environments. With a compact design and easy installation, the ABB 1SDA054445R1 offers a reliable solution for managing electrical distribution and protection needs.
| Specification | Description |
|---|---|
| Part Number | 1SDA054445R1 |
| Manufacturer | ABB |
| Product Type | Moulded Case Circuit Breaker |
| Product Main Type | SACE Tmax T |
| Sub-type | T5 |
| Rated Current (In) | 400 A |
| Rated Operational Voltage | 690 V AC / 750 V DC |
| Rated Insulation Voltage (Ui) | 1000 V |
| Rated Impulse Withstand Voltage | 8 kV |
| Rated Service Short-Circuit Breaking Capacity (Ics) | Up to 100 kA depending on voltage |
| Rated Ultimate Short-Circuit Breaking Capacity (Icu) | Up to 100 kA depending on voltage |
| Number of Poles | 3 |
| Release Type | Thermomagnetic (TMA) |
| Dimensions (W x H x D) | 205 mm x 140 mm x 103.5 mm |
| Net Weight | 4.8 kg |
| Electrical Durability | 20,000 cycles |
| Mechanical Durability | 20,000 cycles |
| Connection Type | Fixed, with front terminals |
| Application | Suitable for transformer, generator, and installation protection |
| Compliance | CE, RoHS |
The ABB 1SDA054445R1 is a robust moulded case circuit breaker designed for high-performance applications. Part of the SACE Tmax T series, this breaker is engineered to provide reliable protection for transformers, generators, and installations. With a rated current of 400 A and the ability to handle operational voltages up to 690 V AC and 750 V DC, it ensures optimal performance in demanding environments. The thermomagnetic release type offers precise protection, while its durable construction supports a long operational life with high electrical and mechanical durability. Ideal for industrial settings, this circuit breaker is a dependable choice for safeguarding electrical systems.
What type of circuit breaker is this?
This is a moulded case circuit breaker, specifically the T5H 400 TMA 400-4000 3p F F model from ABB.
What is the rated current for this circuit breaker?
The rated current for this circuit breaker is 400 A.
What are the dimensions of this circuit breaker?
The dimensions of this circuit breaker are 140 mm in width, 205 mm in height, and 103.5 mm in depth.
What is the rated operational voltage for this circuit breaker?
The rated operational voltage is 690 V AC and 750 V DC.
What is the short-circuit breaking capacity of this circuit breaker?
The rated service short-circuit breaking capacity (Ics) is 100 kA at 220 V AC and 230 V AC, and varies for other voltages.
What is the test voltage for this circuit breaker?
The test voltage for this circuit breaker is 3500 V.
What is the mechanical durability of this circuit breaker?
The mechanical durability of this circuit breaker is 20,000 cycles.
What type of release does this circuit breaker use?
This circuit breaker uses a thermomagnetic release type.
What is the weight of this circuit breaker?
The weight of this circuit breaker is 4.8 kg.
What is the rated impulse withstand voltage?
The rated impulse withstand voltage (Uimp) is 8 kV.
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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- International delivery available
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Warranty
All parts new or reconditioned are covered by EU Automation 12 month warranty
Returns
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
4 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
5 months ago
Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
5 months ago
Gary
Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
5 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
6 months ago
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