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1sda059460r1 t5n 400mcp-ul csa pr221ds-i in=320 3 pole abb mccb

MPN: 1SDA059460R1

Alt. SKU: T5N400 MCP-UL/CSA PR221DS-I In=300 3p FF

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Why Choose the Moulded Case Circuit Breaker [1SDA059460R1]

The TMAX T5N 400 MCP circuit breaker is a fixed three-pole device featuring front terminals and a magnetic release, designed for reliable protection in AC applications. Rated at 300 A (Iu), it complies with UL and CSA standards, ensuring compatibility and safety in industrial and commercial electrical installations. This robust breaker offers precise fault interruption and durable performance, making it suitable for demanding environments requiring consistent operational integrity.

Technical Specification

  • Function: Moulded Case Circuit Breaker, 3-pole fixed with front terminals.
  • Rated Current (In): 300 A.
  • Rated Uninterrupted Current (Iu): 400 A.
  • Rated Operational Voltage: 600 V AC.
  • Rated Insulation Voltage (Ui): 1000 V.
  • Rated Impulse Withstand Voltage (Uimp): 8 kV.
  • Short-Circuit Interrupting Rating (UL489): 65 kA @ 240 V AC, 25 kA @ 480 V AC, 18 kA @ 600 V AC.
  • Mechanical Durability: 20,000 cycles at 120 cycles/hour.
  • Release Type: PR221DS-I magnetic release.
  • Terminal Connection Type: Fixed front terminals.

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 T5N 400 MCP?
The rated current (I n) is 300 A.
What is the short-circuit interrupting rating for this circuit breaker?
The short-circuit interrupting ratings are 65 kA at 240 V AC, 25 kA at 480 V AC, and 18 kA at 600 V AC.
What type of release does this circuit breaker use?
This circuit breaker uses a PR221DS-I magnetic release.
What is the rated operational voltage for the C.BREAKER TMAX T5N 400 MCP?
The rated operational voltage is 600 V AC.
How many mechanical cycles can this circuit breaker endure?
The mechanical durability is rated for 20,000 cycles at 120 cycles/hour.
What is the terminal connection type for this product?
The circuit breaker features fixed front terminals.
What standards and approvals does this product conform to?
See the manufacturer's data sheet for standards and approvals.
More Information
Manufacturer Part Number 1SDA059460R1
Barcode 8015644618421
Manufacturer ABB
Number of Poles 3 Pole
Amperage 320A
Alternative Product SKU T5N400 MCP-UL/CSA PR221DS-I In=300 3p FF
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