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1sda060638r1 t5h 400 ul csatma 300 1500-3000 3 pole abb mccb

MPN: 1SDA060638R1

Alt. SKU: T5H400 UL/CSA TMA 300-1500..3000 3p F F

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Why Choose the Moulded Case Circuit Breaker [1SDA060638R1]

The TMAX T5H 400 UL/CSA fixed three-pole circuit breaker features front terminals and a thermomagnetic release (TMA R 300) with adjustable current settings ranging from 1500 to 3000 A. Designed for reliable protection and precise trip characteristics, this breaker is suitable for industrial and commercial electrical installations requiring robust overload and short-circuit protection. Its compliance with UL and CSA standards ensures compatibility and safety in North American applications.

Technical Specification

  • Function: Moulded case circuit breaker with thermomagnetic release.
  • Poles: Fixed three-pole configuration with front terminals.
  • Rated Current: 300 A nominal current, 400 A uninterrupted current.
  • Voltage Ratings: 600 V AC / 600 V DC operational voltage.
  • Insulation Voltage: Rated insulation voltage 1000 V.
  • Impulse Withstand Voltage: 8 kV rated impulse withstand.
  • Breaking Capacity: Up to 150 kA at 240 V AC, 35 kA at 600 V AC, and 50 kA at 500 V DC (2 poles in series).
  • Mechanical Durability: 20,000 operating cycles at 120 cycles per hour.
  • Terminal Type: Fixed front connection terminals.

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 T5H 400?
It is a moulded case circuit breaker with a thermomagnetic release.
What is the rated current of this circuit breaker?
The nominal current is 300 A, with an uninterrupted current of 400 A.
What are the voltage ratings for the TMAX T5H 400?
It has operational voltage ratings of 600 V AC and 600 V DC.
What is the breaking capacity of this circuit breaker?
It can handle up to 150 kA at 240 V AC, 35 kA at 600 V AC, and 50 kA at 500 V DC (with 2 poles in series).
How many operating cycles can the TMAX T5H 400 endure?
It has a mechanical durability of 20,000 operating cycles at 120 cycles per hour.
What type of terminals does this circuit breaker use?
It features fixed front connection terminals.
What are the insulation and impulse withstand voltage ratings?
The rated insulation voltage is 1000 V, and the impulse withstand voltage is 8 kV.
More Information
Manufacturer Part Number 1SDA060638R1
Barcode 8015644631536
Manufacturer ABB
Number of Poles 3 Pole
Amperage 300A
Alternative Product SKU T5H400 UL/CSA TMA 300-1500..3000 3p F F
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