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1sda054203r1 t4s 250 tma 125-1250 4 pole abb mccb
MPN: 1SDA054203R1
Alt. SKU: T4S 250 TMA 125-1250 4p F F
Special Price
£1,448.10
£1,206.75
Regular Price
£2,227.85
Why Choose the Moulded Case Circuit Breaker [1SDA054203R1]
The TMAX T4S 250 fixed four-pole circuit breaker features front terminals and a thermomagnetic release (TMA R 125), offering rated currents from 625 A to 1250 A. Designed for reliable protection and ease of installation, this breaker is suitable for demanding industrial and commercial electrical distribution systems requiring robust, precise overload and short-circuit interruption. Its fixed configuration ensures secure connections, while the thermomagnetic trip unit provides dependable, adjustable protection tailored to specific load requirements.
Technical Specification
- Function: Four-pole moulded case circuit breaker with thermomagnetic release TMA R 125.
- Rated Current (In): 125 A.
- Rated Operational Voltage: 690 V AC, 750 V DC.
- Rated Insulation Voltage (Ui): 1000 V.
- Rated Impulse Withstand Voltage (Uimp): 8 kV.
- Short-Circuit Breaking Capacity (Ics): Up to 85 kA at 220-230 V AC, decreasing with voltage.
- Terminal Type: Fixed front terminals.
- Mechanical Durability: 20,000 cycles at 240 cycles/hour.
- Electrical Durability: 8,000 cycles at 120 cycles/hour.
- Power Loss per Pole: 6.2 W at rated conditions.
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 125 A.
What is the maximum short-circuit breaking capacity?
The short-circuit breaking capacity is up to 85 kA at 220-230 V AC, decreasing with voltage.
What type of terminals does this circuit breaker have?
This circuit breaker features fixed front terminals.
What is the rated operational voltage for this product?
The rated operational voltage is 690 V AC and 750 V DC.
How many mechanical cycles can this circuit breaker endure?
The mechanical durability is rated for 20,000 cycles at 240 cycles/hour.
What is the electrical durability of the C.BREAKER TMAX T4S 250?
The electrical durability is rated for 8,000 cycles at 120 cycles/hour.
What is the power loss per pole under rated conditions?
The power loss per pole is 6.2 W at rated conditions.
| Manufacturer Part Number | 1SDA054203R1 |
|---|---|
| Barcode | 8015644573904 |
| Manufacturer | ABB |
| Number of Poles | 4 Pole |
| Amperage | 125A |
| Alternative Product SKU | T4S 250 TMA 125-1250 4p F F |
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