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1sda054129r1 t4s 320 pr221ds-ls/i in=320 4 pole abb mccb

MPN: 1SDA054129R1

Alt. SKU: T4S320

Special Price £1,888.78 £1,573.98 Regular Price £2,905.81

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Why Choose the Moulded Case Circuit Breaker [1SDA054129R1]

The TMAX T4S 320 fixed four-pole circuit breaker features front terminals for straightforward installation and maintenance. It incorporates a solid-state release mechanism, providing precise and reliable protection in AC applications. Designed for robust performance, the PR221DS-LS/I R 320 model ensures compatibility with a wide range of electrical systems, making it suitable for industrial and commercial distribution networks.

Technical Specification

  • Function: Four-pole moulded case circuit breaker with solid-state release.
  • Rated Current (In): 320 A.
  • Rated Operational Voltage: 690 V AC.
  • Number of Poles: 4P (four poles).
  • Rated Insulation Voltage (Ui): 1000 V.
  • Rated Impulse Withstand Voltage (Uimp): 8 kV.
  • Short-Circuit Breaking Capacity (Ics/cu): Up to 85 kA at 230 V AC, decreasing to 25 kA at 690 V AC.
  • Terminal Type: Fixed front terminals.
  • Mechanical Durability: 20,000 cycles.

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 320?
The rated current is 320 A.
What is the maximum operational voltage for this circuit breaker?
The maximum rated operational voltage is 690 V AC.
How many poles does the TMAX T4S 320 circuit breaker have?
This circuit breaker has four poles (4P).
What is the short-circuit breaking capacity at 690 V AC?
The short-circuit breaking capacity decreases to 25 kA at 690 V AC.
What type of terminals does the TMAX T4S 320 feature?
It features fixed front terminals.
What is the mechanical durability of this circuit breaker?
The mechanical durability is rated for 20,000 cycles.
What standards and approvals does this product conform to?
See the manufacturer's data sheet for standards and approvals.
More Information
Manufacturer Part Number 1SDA054129R1
Barcode 8015644552282
Manufacturer ABB
Number of Poles 4 Pole
Amperage 320A
Alternative Product SKU T4S320
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