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1sda054218r1 t4h 250 tmd 50-500 4 pole abb mccb
MPN: 1SDA054218R1
Alt. SKU: T4H 250 TMD 50-500 4p F F
Special Price
£1,354.38
£1,128.65
Regular Price
£2,083.67
Why Choose the Moulded Case Circuit Breaker [1SDA054218R1]
The C.BREAKER TMAX T4H 250 is a fixed four-pole circuit breaker featuring front terminals for straightforward installation and maintenance. It incorporates a thermomagnetic release (TMD R) with adjustable current ratings from 50 to 500 A, providing reliable protection against overloads and short circuits. Designed for compatibility with a wide range of industrial and commercial electrical systems, this breaker ensures consistent performance and enhanced operational safety.
Technical Specification
- Function: Thermomagnetic moulded case circuit breaker with TMD release.
- Poles: Fixed four-pole (4P) configuration with front terminals.
- Rated Current (In): 50 A.
- 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 100 kA at 220–230 V AC, decreasing to 40 kA at 690 V AC.
- Mechanical Durability: 20,000 cycles at 240 cycles/hour.
- Electrical Durability: 8,000 cycles at 120 cycles/hour.
- Power Loss per Pole: 3.9 W at rated operating conditions.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the function of the C.BREAKER TMAX T4H 250?
It is a thermomagnetic moulded case circuit breaker with TMD release.
What is the rated current of this circuit breaker?
The rated current is 50 A.
What is the maximum operational voltage for the TMAX T4H 250?
The maximum operational voltage is 690 V AC and 750 V DC.
What is the short-circuit breaking capacity of this breaker?
It has a short-circuit breaking capacity of up to 100 kA at 220–230 V AC, decreasing to 40 kA at 690 V AC.
How many poles does the TMAX T4H 250 have?
It has a fixed four-pole (4P) configuration.
What is the mechanical durability of this circuit breaker?
The mechanical durability is 20,000 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 | 1SDA054218R1 |
|---|---|
| Barcode | 8015644573973 |
| Manufacturer | ABB |
| Number of Poles | 4 Pole |
| Amperage | 50A |
| Alternative Product SKU | T4H 250 TMD 50-500 4p F F |
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