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ABB S203MT-K2NA MCB - S200M - 4P - K - 2

MPN: 2CDS273446R0277

Alt. SKU: S203MT-K2NA

Special Price £279.10 £232.58 Regular Price £372.13

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Why Choose the S203MT-K2NA [2CDS273446R0277]

S203MT-K2NA Miniature Circuit Breaker K-Char., 10kA, 2A, 3P, +NA

Technical Specification

  • Function: Miniature Circuit Breaker, K-characteristic.
  • Voltage Rating: 230/400 V AC.
  • Current Rating: 2 A.
  • Contact Configuration: 3 poles + neutral (3P+N).
  • Breaking Capacity: Ultimate 15 kA, Service 11.2 kA.
  • Dielectric Test Voltage: 2 kV at 50/60 Hz for 1 minute.
  • Terminal Type: Screw terminals with failsafe bi-directional cylinder-lift.
  • Connecting Capacity: Flexible 0.75–25 mm², rigid up to 35 mm².
  • Mechanical Endurance: 20,000 operating cycles.
  • Installation Size: 3 modular units (DIN 43880).

Trusted By Customers Worldwide

"Specified by UK panel builders for dependable control." Controls Engineer, UK

Frequently Asked Questions

What is the function of the S203MT-K2NA Miniature Circuit Breaker?
The S203MT-K2NA is a Miniature Circuit Breaker designed for overcurrent protection with a K-characteristic.
What are the voltage and current ratings for this circuit breaker?
The voltage rating is 230/400 V AC and the current rating is 2 A.
What is the breaking capacity of the S203MT-K2NA?
The ultimate breaking capacity is 15 kA, and the service breaking capacity is 11.2 kA.
What is the terminal type and connecting capacity?
The circuit breaker features screw terminals with failsafe bi-directional cylinder-lift, and can connect flexible cables from 0.75 to 25 mm², and rigid cables up to 35 mm².
How many modular units does the S203MT-K2NA occupy for installation?
The installation size is 3 modular units according to DIN 43880.
What is the mechanical endurance of this circuit breaker?
The mechanical endurance is rated at 20,000 operating cycles.
What standards and approvals does the S203MT-K2NA conform to?
See the manufacturer's data sheet for standards and approvals.
More Information
Manufacturer Part Number 2CDS273446R0277
Amperage 2A
Number of Poles 4 Pole
HS Code 85362010
Country of Manufacture Germany
Manufacturer ABB
Alternative Product SKU S203MT-K2NA
Barcode 4016779126823
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