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ABB s203-b16na mcb s200p 4p b type 16amp

MPN: 2CDS253103R0165

Alt. SKU: S203-B16NA

Special Price £103.06 £85.88 Regular Price £187.38

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Why Choose the S203-B16NA [2CDS253103R0165]

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: Thermal and electromechanical tripping for overload and short circuit protection.
  • Voltage Rating: Up to 480Y/277 V AC; 110 V DC maximum operating voltage.
  • Current Rating: Rated current 16 A.
  • Contact Configuration: 3P+N (three poles plus neutral).
  • Breaking Capacity: Ultimate breaking capacity 20 kA (230 V AC), 10 kA (400 V AC); service breaking capacity 15 kA (230 V AC), 7.5 kA (400 V AC).
  • Insulation & Impulse Rating: Dielectric test voltage 2 kV at 50/60 Hz for 1 minute.
  • Terminal Type and Size: Screw terminals; flexible 0.75–25 mm², rigid up to 35 mm²; tightening torque 2.8 N·m.
  • Mechanical and Electrical Endurance: 20,000 operating cycles each.
  • Actuator Type: Toggle with red ON / green OFF position indication.

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"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 electromechanical 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 V AC.
What is the rated current for the S200 circuit breakers?
The rated current for the S200 circuit breakers is up to 63 A.
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 compatible terminal sizes for the S200 circuit breakers?
The S200 circuit breakers have screw terminals for flexible cables ranging from 0.75 to 25 mm² and rigid cables up to 35 mm².
What standards do the S200 circuit breakers comply with?
All MCBs of 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.
What is the mechanical and electrical endurance of the S200 circuit breakers?
The S200 circuit breakers have a mechanical and electrical endurance of 20,000 operating cycles each.
More Information
Manufacturer Part Number 2CDS253103R0165
Amperage 16A
Number of Poles 4 Pole
HS Code 85362010
Country of Manufacture Germany
Manufacturer ABB
Alternative Product SKU S203-B16NA
Barcode 4016779532310
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