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ABB s203-c40na mcb s200p 4p c type 40amp

MPN: 2CDS253103R0404

Alt. SKU: S203-C40NA

Special Price £95.54 £79.62 Regular Price £173.71

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Why Choose the S203-C40NA [2CDS253103R0404]

System pro M compact S200 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 6 kA at 230/400 V AC) and rated currents (up to 63A). All MCBs of the product range S200 comply with IEC/EN 60898-1, IEC/EN 60947-2, UL1077 allowing the use for residential, commercial and industrial applications. Bottom-fitting auxiliary contact can be mounted on S200 to save 50% space.

Technical Specification

  • Function: Current limiting miniature circuit breaker with thermal and electromechanic trip mechanisms for overload and short circuit protection.
  • Voltage Ratings: Up to 440 V AC, maximum operating voltage 480Y/277 V AC (UL/CSA).
  • Current Rating: Rated current up to 40 A (model S203-C40NA).
  • Contact Configuration: 3P+N with neutral terminal on right.
  • Breaking Capacity: Ultimate breaking capacity 20 kA at 230 V AC, 10 kA at 400/440 V AC; Service breaking capacity 15 kA at 230 V AC, 7.5 kA at 400/440 V AC.
  • Terminal Type and Size Range: Screw terminals suitable for flexible and rigid conductors 0.75 to 35 mm², busbar 10/10 mm².
  • Insulation and Impulse Rating: Dielectric test voltage 2 kV at 50/60 Hz for 1 minute.
  • Durability: Electrical endurance 10,000 AC cycles; mechanical endurance 20,000 cycles.
  • Actuator: Toggle type, black insulated, sealable with I/O markings.

Trusted By Customers Worldwide

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

Frequently Asked Questions

What are the tripping mechanisms used in the S200 miniature circuit breakers?
The S200 miniature circuit breakers utilise a delayed thermal tripping mechanism for overload protection and an electromechanic tripping mechanism for short circuit protection.
What is the maximum breaking capacity of the S200 circuit breakers?
The ultimate breaking capacity is 20 kA at 230 V AC and 10 kA at 400/440 V AC.
What is the rated current for the S203-C40NA model?
The rated current for the S203-C40NA model is up to 40 A.
What types of conductors can be used with the S200 circuit breakers?
The S200 circuit breakers have screw terminals suitable for flexible and rigid conductors ranging from 0.75 to 35 mm², and busbar of 10/10 mm².
Can auxiliary contacts be mounted on the S200 circuit breakers?
Yes, a bottom-fitting auxiliary contact can be mounted on the S200, saving 50% space.
What standards do the S200 circuit breakers comply with?
All MCBs of the S200 product range comply with IEC/EN 60898-1, IEC/EN 60947-2, and UL1077.
What is the electrical endurance of the S200 circuit breakers?
The electrical endurance is rated at 10,000 AC cycles.
More Information
Manufacturer Part Number 2CDS253103R0404
Amperage 40A
Number of Poles 4 Pole
HS Code 85362010
Country of Manufacture Germany
Manufacturer ABB
Alternative Product SKU S203-C40NA
Barcode 4016779532518
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