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ABB s203-b40 mcb s200p 3 pole b type 40amp

MPN: 2CDS253001R0405

Alt. SKU: S203-B40

Special Price £48.43 £40.36 Regular Price £88.06

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Why Choose the S203-B40 [2CDS253001R0405]

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.
  • Rated Current: Up to 63 A (example product rated at 40 A).
  • Voltage Ratings: 230 V / 400 V AC (max operating voltage UL/CSA 480Y/277 V AC, 110 V DC).
  • Breaking Capacity: 20 kA (230 V AC), 10 kA (400 V AC), UL interrupting rating 6 kA @ 277 V AC.
  • Contact Configuration: 3 poles (3P) with red/green ON/OFF indication.
  • Terminal Type: Screw terminals; flexible 0.75–25 mm², rigid up to 35 mm², busbar 10/10 mm².
  • Mechanical Endurance: Up to 20,000 cycles; Electrical Endurance: 10,000 AC cycles.
  • Insulation & Dielectric Strength: Dielectric test voltage 2 kV at 50/60 Hz for 1 min.
  • Actuator: Toggle type with I/O marking, black insulation, sealable.

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Frequently Asked Questions

What is the maximum rated current for the S200 miniature circuit breakers?
The S200 miniature circuit breakers have a maximum rated current of up to 63 A.
What types of tripping mechanisms are used in the S200 circuit breakers?
The S200 circuit breakers utilise a delayed thermal tripping mechanism for overload protection and an electromechanical tripping mechanism for short circuit protection.
What is the breaking capacity of the S200 circuit breakers?
The breaking capacity is up to 20 kA at 230 V AC and 10 kA at 400 V AC.
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 terminal types and cable capacities for the S200 circuit breakers?
The S200 circuit breakers have screw terminals for flexible cables of 0.75–25 mm², rigid cables up to 35 mm², and busbars of 10/10 mm².
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 2CDS253001R0405
Amperage 40A
Number of Poles 3 Pole
Trip Curve Type Type B 10KA
Manufacturer ABB
Alternative Product SKU S203-B40
Barcode 4016779469401
Product Lead Time Estimated delivery time 3-4 days
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