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ABB s203m-c8na mcb s200p 4p c type 8amp

MPN: 2CDS273103R0084

Alt. SKU: S203M-C8NA

Special Price £117.42 £97.85 Regular Price £213.49

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Why Choose the S203M-C8NA [2CDS273103R0084]

System pro M compact S200M 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 10 kA at 230/400 V AC) and rated currents (up to 63A). All MCBs of the product range S200M comply with IEC/EN 60898-1 and IEC/EN 609 47-2, allowing the use for residential, commercial and industrial applications. Bottom-fitting auxiliary contact can be mounted on S200M to save 50% space.

Technical Specification

  • Function: Miniature circuit breaker with thermal and electromechanic tripping for overload and short circuit protection.
  • Rated Voltage and Current: Up to 400 V AC, rated current up to 63 A; specific model S203M-C8NA rated for 3P+N configuration.
  • Breaking Capacity: Ultimate short-circuit breaking capacity up to 25 kA (230 V AC), 15 kA (400 V AC); service breaking capacity 7.5 kA (230 V AC).
  • Contact Configuration: 3 poles plus neutral (3P+N) with toggle actuator and red ON / green OFF indication.
  • Terminal Type and Size Range: Failsafe bi-directional cylinder-lift screw terminals; supports flexible cables 0.75 to 25 mm², rigid cables 0.75 to 35 mm², busbar up to 10/10 mm².
  • Endurance: Electrical and mechanical endurance rated at 20,000 operating cycles.
  • Insulation and Dielectric Strength: Insulation Group II, dielectric test voltage 2 kV at 50/60 Hz for 1 minute.
  • Tightening Torque: 2.8 N·m for terminals; 18 in·lb for UL/CSA standards.

Trusted By Customers Worldwide

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

Frequently Asked Questions

What are the main functions of the S200M miniature circuit breakers?
The S200M miniature circuit breakers provide overload protection through a delayed thermal tripping mechanism and short circuit protection via an electromechanic tripping mechanism.
What configurations are available for the S200M circuit breakers?
The S200M circuit breakers are available in configurations of 1P, 1P+N, 2P, 3P, 3P+N, and 4P.
What is the maximum breaking capacity of the S200M circuit breakers?
The ultimate short-circuit breaking capacity is up to 25 kA at 230 V AC and 15 kA at 400 V AC.
What is the cable capacity supported by the S200M circuit breakers?
The S200M supports flexible cables from 0.75 to 25 mm², rigid cables from 0.75 to 35 mm², and busbars up to 10/10 mm².
How many operating cycles can the S200M circuit breakers endure?
The electrical and mechanical endurance of the S200M circuit breakers is rated at 20,000 operating cycles.
Is the S200M compliant with any standards?
Yes, all MCBs of the S200M range comply with IEC/EN 60898-1 and IEC/EN 60947-2. See the manufacturer's data sheet for standards and approvals.
What is the tightening torque for the terminals of the S200M circuit breakers?
The tightening torque for the terminals is 2.8 N·m, and 18 in·lb for UL/CSA standards.
More Information
Manufacturer Part Number 2CDS273103R0084
Amperage 8A
Number of Poles 4 Pole
HS Code 85362010
Country of Manufacture Germany
Manufacturer ABB
Alternative Product SKU S203M-C8NA
Barcode 4016779550574
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