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1sda054445r1 t5h 400 tma 400-4000 3 pole abb mccb
MPN: 1SDA054445R1
Alt. SKU: T5H 400 TMA 400-4000 3p F F
Special Price
£1,649.10
£1,374.25
Regular Price
£2,537.08
Why Choose the Moulded Case Circuit Breaker [1SDA054445R1]
The TMAX T5H 400 fixed three-pole circuit breaker features front terminals and a thermomagnetic release (TMA R 400) with adjustable current settings ranging from 2000 to 4000 A. Designed for reliable protection and precise current interruption, it is suitable for industrial and commercial electrical installations requiring robust overload and short-circuit safeguarding. Its fixed configuration ensures secure mounting and compatibility with standard switchgear assemblies.
Technical Specification
- Function: Fixed three-pole moulded case circuit breaker with thermomagnetic release TMA.
- Rated Current (In): 400 A.
- Rated Operational Voltage: 690 V AC, 750 V DC.
- Number of Poles: 3P.
- Rated Impulse Withstand Voltage (Uimp): 8 kV.
- Rated Insulation Voltage (Ui): 1000 V.
- Rated Service Short-Circuit Breaking Capacity (Ics): up to 100 kA (220-230 V AC), decreasing to 40 kA at 690 V AC.
- Terminal Type: Fixed front terminals.
- Electrical Durability: 7,000 operating cycles at 60 cycles per hour.
- Mechanical Durability: 20,000 cycles at 120 cycles per hour.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the rated current of the C.BREAKER TMAX T5H?
The rated current (I n) of the C.BREAKER TMAX T5H is 400 A.
What type of circuit breaker is the TMAX T5H?
The TMAX T5H is a fixed three-pole moulded case circuit breaker with a thermomagnetic release.
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 rated short-circuit breaking capacity?
The rated service short-circuit breaking capacity is up to 100 kA at 220-230 V AC, decreasing to 40 kA at 690 V AC.
What is the electrical durability of the TMAX T5H?
The electrical durability is 7,000 operating cycles at 60 cycles per hour.
How is the TMAX T5H mounted?
The TMAX T5H features fixed front terminals for mounting.
What are the insulation and impulse withstand voltage ratings?
The rated insulation voltage is 1000 V, and the rated impulse withstand voltage is 8 kV.
| Manufacturer Part Number | 1SDA054445R1 |
|---|---|
| Barcode | 8015644555498 |
| Manufacturer | ABB |
| Number of Poles | 3 Pole |
| Amperage | 400A |
| Alternative Product SKU | T5H 400 TMA 400-4000 3p F F |
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