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ABB s203-z8na mcb s200p 4p z type 8amp

MPN: 2CDS253103R0408

Alt. SKU: S203-Z8NA

Special Price £130.38 £108.65 Regular Price £237.06

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Why Choose the S203-Z8NA [2CDS253103R0408]

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 electromechanic tripping for overload and short circuit protection.
  • Voltage Rating: Up to 440 V AC.
  • Current Rating: Up to 63 A.
  • Contact Configuration: 3P+N (three poles plus neutral).
  • Breaking Capacity: Ultimate short-circuit breaking capacity of 20 kA at 230 V AC, 10 kA at 400/440 V AC.
  • Insulation and Dielectric Test: 2 kV at 50/60 Hz for 1 minute.
  • Terminal Type and Capacity: Failsafe bi-directional screw terminals supporting 0.75–35 mm² cables and 10/10 mm² busbars.
  • Mechanical & Electrical Endurance: Rated for 20,000 AC switching cycles.
  • Actuator: Toggle type with I/O marking, black insulation, and sealable.

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

Frequently Asked Questions

What is the maximum breaking capacity of the S200 miniature circuit breakers?
The ultimate short-circuit breaking capacity is 20 kA at 230 V AC and 10 kA at 400/440 V AC.
What are the available current ratings for the S200 MCBs?
The S200 miniature circuit breakers are available with rated currents up to 63 A.
Can I mount auxiliary contacts on the S200 MCBs?
Yes, a bottom-fitting auxiliary contact can be mounted on the S200 to save 50% space.
What types of cables can be connected to the S200 terminals?
The failsafe bi-directional screw terminals support cable sizes from 0.75 mm² to 35 mm² and 10/10 mm² busbars.
What tripping mechanisms are used in the S200 circuit breakers?
The S200 circuit breakers utilise a delayed thermal tripping mechanism for overload protection and an electromechanic tripping mechanism for short circuit protection.
What standards do the S200 MCBs 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.
More Information
Manufacturer Part Number 2CDS253103R0408
Amperage 8A
Number of Poles 4 Pole
Country of Manufacture Germany
Manufacturer ABB
Alternative Product SKU S203-Z8NA
Barcode 4016779533003
Product Lead Time Delivery 7/10 Days
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