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ABB MCCB 1sda054047r1-t4h 250 pr221ds-ls/i in=250 3 pole
MPN: 1SDA054047R1
Alt. SKU: T4H 250 PR221DS-LS/I In=250 3p F F
Why Choose the Moulded Case Circuit Breaker [1SDA054047R1]
The TMAX T4H 250 fixed three-pole circuit breaker features front terminals for straightforward installation and maintenance. Equipped with a solid-state release, it provides precise and reliable protection in AC applications. Model PR221DS-LS/I R 250 is designed to deliver consistent performance and compatibility within industrial and commercial electrical systems.
Technical Specification
- Function: Moulded Case Circuit Breaker, 3-pole fixed with front terminals.
- Rated Current (Iₙ): 250 A.
- Rated Operational Voltage: 690 V AC.
- Rated Service Short-Circuit Breaking Capacity (Iₛ): Up to 100 kA (depends on voltage level).
- Rated Insulation Voltage (Uᵢ): 1000 V.
- Rated Impulse Withstand Voltage (Uᵢₘₚ): 8 kV.
- Durability: Electrical 8,000 cycles; Mechanical 20,000 cycles.
- Release Type: PR221DS-LS/I electronic release.
- Terminal Connection: Fixed front terminals.
- Test Voltage: 3,500 V at industrial frequency for 1 minute.
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 T4H?
The rated current (Iₙ) of the C.BREAKER TMAX T4H is 250 A.
What is the maximum operational voltage for this circuit breaker?
The rated operational voltage is 690 V AC.
What is the short-circuit breaking capacity?
The rated service short-circuit breaking capacity (Iₛ) is up to 100 kA, depending on the voltage level.
How many electrical and mechanical cycles can this breaker endure?
The breaker has a durability of 8,000 electrical cycles and 20,000 mechanical cycles.
What type of release does the C.BREAKER TMAX T4H use?
This circuit breaker uses a PR221DS-LS/I electronic release.
What is the terminal connection type?
The circuit breaker features fixed front terminals for connection.
What are the insulation and impulse withstand voltage ratings?
The rated insulation voltage (Uᵢ) is 1000 V, and the rated impulse withstand voltage (Uᵢₘₚ) is 8 kV.
| Manufacturer Part Number | 1SDA054047R1 |
|---|---|
| Barcode | 8015644551391 |
| Manufacturer | ABB |
| Number of Poles | 3 Pole |
| Amperage | 250A |
| Alternative Product SKU | T4H 250 PR221DS-LS/I In=250 3p F F |
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