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ABB S203-K15 MCB - S200P - 3P - K - 15A

MPN: 2CDS253001R0457

Alt. SKU: S203-K15

Special Price £87.37 £72.81 Regular Price £158.87

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Why Choose the S203-K15 [2CDS253001R0457]

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: Miniature circuit breaker with thermal and electromechanical tripping for overload and short circuit protection.
  • Voltage Ratings: Up to 440 V AC; UL/CSA max operating voltage 480Y/277 V AC, 110 V DC.
  • Current Rating: 15 A rated current (model S203-K15), up to 63 A available in range.
  • Contact Configuration: 3 poles (3P).
  • Breaking Capacity: Rated ultimate short-circuit breaking capacity 20 kA at 230 V AC, 10 kA at 400/440 V AC.
  • Terminal Type: Screw terminals with bi-directional cylinder-lift, fitting 0.75–35 mm² wires.
  • Insulation & Dielectric Strength: Dielectric test voltage 2 kV at 50/60 Hz, actuator made from insulation group II material.
  • Mechanical & Electrical Endurance: 20,000 cycles each.
  • Contact Position Indication: Red ON / Green OFF for clear status visibility.

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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 electromechanical tripping mechanism for short circuit protection.
What is the maximum breaking capacity of the S200 series?
The rated ultimate short-circuit breaking capacity is 20 kA at 230 V AC and 10 kA at 400/440 V AC.
What is the range of rated currents available for the S200 miniature circuit breakers?
The S200 series offers rated currents up to 63 A, with specific models like the S203-K15 rated at 15 A.
What types of terminals are used in the S200 circuit breakers?
The S200 circuit breakers feature screw terminals with bi-directional cylinder-lift, accommodating wire sizes from 0.75 to 35 mm².
Can auxiliary contacts be mounted on the S200 circuit breakers?
Yes, bottom-fitting auxiliary contacts can be mounted on the S200 to save 50% space.
What are the voltage ratings for the S200 miniature circuit breakers?
The S200 circuit breakers are rated for voltages up to 440 V AC, with a maximum operating voltage of 480Y/277 V AC and 110 V DC for UL/CSA compliance.
Are the S200 miniature circuit breakers compliant with any standards?
Yes, all MCBs in the S200 range comply with IEC/EN 60898-1, IEC/EN 60947-2, and UL1077. See the manufacturer's data sheet for standards and approvals.
More Information
Manufacturer Part Number 2CDS253001R0457
Amperage 15A
Number of Poles 3 Pole
Manufacturer ABB
Alternative Product SKU S203-K15
Barcode 4016779645201
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