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ABB s203m-k3na mcb s200p 4p k type 3amp

MPN: 2CDS273103R0317

Alt. SKU: S203M-K3NA

Special Price £114.54 £95.45 Regular Price £208.26

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Why Choose the S203M-K3NA [2CDS273103R0317]

System pro M compact S200M miniature circuit breakers are current limiting. They have two different tripping mechanisms, the delayed thermal tripping mechanism for overload protection and the electromechanic tripping mechanism for short circuit protection. They are available in different characteristics (B,C,D,K,Z), configurations (1P,1P+N,2P,3P,3P+N,4P), breaking capacities (up to 10 kA at 230/400 V AC) and rated currents (up to 63A). All MCBs of the product range S200M comply with IEC/EN 60898-1 and IEC/EN 609 47-2, allowing the use for residential, commercial and industrial applications. Bottom-fitting auxiliary contact can be mounted on S200M to save 50% space.

Technical Specification

  • Function: Miniature circuit breaker with thermal and electromechanic tripping for overload and short circuit protection.
  • Voltage Rating: Up to 440 V AC.
  • Current Rating: Up to 63 A.
  • Contact Configuration: 3P+N with neutral terminals on the right.
  • Breaking Capacity: 25 kA at 230 V AC, 15 kA at 400/440 V AC.
  • Terminal Type and Size Range: Screw terminals; busbar 10/10 mm², flexible 0.75–25 mm², rigid 0.75–35 mm².
  • Dielectric Test Voltage: 2 kV at 50/60 Hz for 1 minute.
  • Mechanical Endurance: 20,000 cycles.
  • Actuator: Insulated toggle, sealable with I/O marking.

Trusted By Customers Worldwide

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

Frequently Asked Questions

What is the maximum breaking capacity of the S200M miniature circuit breakers?
The S200M miniature circuit breakers have a breaking capacity of up to 25 kA at 230 V AC and 15 kA at 400/440 V AC.
What current ratings are available for the S200M circuit breakers?
The S200M circuit breakers are available with rated currents up to 63 A.
Can the S200M circuit breakers be used in residential applications?
Yes, the S200M circuit breakers comply with IEC/EN 60898-1 and IEC/EN 60947-2, making them suitable for residential, commercial, and industrial applications.
What types of tripping mechanisms do the S200M circuit breakers use?
The S200M circuit breakers utilise a delayed thermal tripping mechanism for overload protection and an electromechanic tripping mechanism for short circuit protection.
What terminal types and sizes are compatible with the S200M circuit breakers?
The S200M circuit breakers feature screw terminals with a busbar size of 10/10 mm², and can accommodate flexible cables from 0.75–25 mm² and rigid cables from 0.75–35 mm².
Is it possible to mount auxiliary contacts on the S200M circuit breakers?
Yes, bottom-fitting auxiliary contacts can be mounted on the S200M to save 50% space.
What is the dielectric test voltage for the S200M circuit breakers?
The dielectric test voltage for the S200M circuit breakers is 2 kV at 50/60 Hz for 1 minute.
More Information
Manufacturer Part Number 2CDS273103R0317
Amperage 3A
Number of Poles 4 Pole
HS Code 85362010
Country of Manufacture Germany
Manufacturer ABB
Alternative Product SKU S203M-K3NA
Barcode 4016779659482
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