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1sda055073r1 t4s 250 ma 52-728 3 pole abb mccb
MPN: 1SDA055073R1
Alt. SKU: T4S 250 MA 52-728 3p F F
Special Price
£655.44
£546.20
Regular Price
£1,008.36
Why Choose the Moulded Case Circuit Breaker [1SDA055073R1]
The TMAX T4S 250 fixed three-pole circuit breaker features front-access terminals and a magnetic release mechanism. It offers a rated operational current (Iu) of 52 A and adjustable trip settings ranging from 300 to 728 A (I3), ensuring reliable protection for a variety of industrial and commercial electrical installations. Designed for compatibility with standard switchgear, this breaker delivers consistent performance and ease of integration in demanding applications.
Technical Specification
- Function: Fixed three-pole moulded case circuit breaker with magnetic release (MA type).
- Rated Current (In): 52 A.
- Rated Operational Voltage: 690 V AC, 750 V DC.
- Short-Circuit Breaking Capacity (Ics): Up to 85 kA AC depending on voltage level; up to 50 kA DC (2 or 3 poles in series).
- Rated Insulation Voltage (Ui): 1000 V.
- Rated Impulse Withstand Voltage (Uimp): 8 kV.
- Number of Poles: 3 poles (3P).
- Terminal Type: Fixed front terminals.
- Mechanical Durability: 20,000 operating cycles at 240 cycles/hour.
- Electrical Durability: 8,000 operating cycles at 120 cycles/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 T4S 250?
The rated current (I n) is 52 A.
What is the maximum short-circuit breaking capacity?
Up to 85 kA AC depending on voltage level; up to 50 kA DC (2 or 3 poles in series).
What type of terminals does this circuit breaker have?
It features fixed front terminals.
What is the rated operational voltage for this circuit breaker?
The rated operational voltage is 690 V AC and 750 V DC.
How many poles does the C.BREAKER TMAX T4S 250 have?
It has 3 poles (3P).
What is the mechanical durability of this circuit breaker?
The mechanical durability is 20,000 operating cycles at 240 cycles/hour.
What standards and approvals does this product conform to?
See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 1SDA055073R1 |
|---|---|
| Barcode | 8015644578701 |
| Manufacturer | ABB |
| Number of Poles | 3 Pole |
| Amperage | 52A |
| Alternative Product SKU | T4S 250 MA 52-728 3p F F |
| Product Lead Time | Please contact us for a delivery time |
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