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ABB s203-k25 mcb s200p 3 pole k type 25amp

MPN: 2CDS253001R0517

Alt. SKU: S203-K25

Special Price £78.07 £65.06 Regular Price £141.95

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Why Choose the S203-K25 [2CDS253001R0517]

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 electromechanical tripping mechanisms for overload and short circuit protection.
  • Rated Voltage: Up to 440 V AC; suitable for 230 V, 400 V, and 440 V systems.
  • Rated Current: Up to 63 A (example unit: 25 A).
  • Contact Configuration: 3 poles (3P).
  • Breaking Capacity: Ultimate up to 20 kA (230 V AC), 10 kA (400/440 V AC); service breaking capacity 15 kA (230 V AC), 7.5 kA (400/440 V AC).
  • Terminal Type: Failsafe bi-directional screw terminals; wire size 0.75 - 35 mm² (flexible and rigid conductors).
  • Insulation & Dielectric Strength: Dielectric test voltage 2 kV at 50/60 Hz for 1 minute.
  • Durability: Electrical and mechanical endurance rated at 20,000 cycles.
  • Actuator: Toggle switch with red ON / green OFF indication, sealable.

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Frequently Asked Questions

What are the tripping mechanisms of the S200 miniature circuit breakers?
The S200 miniature circuit breakers feature 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 circuit breakers?
The ultimate breaking capacity is up to 20 kA at 230 V AC and 10 kA at 400/440 V AC, with a service breaking capacity of 15 kA at 230 V AC and 7.5 kA at 400/440 V AC.
What is the rated current range for the S200 circuit breakers?
The S200 circuit breakers are rated for currents up to 63 A, with specific examples such as a 25 A unit.
What types of terminals do the S200 circuit breakers use?
They feature failsafe bi-directional screw terminals suitable for wire sizes ranging from 0.75 to 35 mm² for both flexible and rigid conductors.
Can auxiliary contacts be mounted on the S200 circuit breakers?
Yes, a bottom-fitting auxiliary contact can be mounted on the S200, allowing for a space saving of 50%.
What insulation and dielectric strength do the S200 circuit breakers have?
The dielectric test voltage is 2 kV at 50/60 Hz for 1 minute.
What standards do the S200 circuit breakers comply with?
All S200 circuit breakers 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 2CDS253001R0517
Amperage 25A
Number of Poles 3 Pole
Manufacturer ABB
Alternative Product SKU S203-K25
Barcode 4016779507561
Product Lead Time Delivery 2/3 Days
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