Products

ABB S203MT-K25 Miniature Circuit Breaker 10 kA 3-P 25A 400V K-Curve

Product Code: S203MT-K25

  • Rated for 25 A, suitable for various applications
  • High breaking capacity of 10kA
  • Compact design: 52.5mm (W) x 88mm (H) x 69mm (D)
  • Operates in temps from -25°C to 55°C
  • IP20 protection with screw clamp terminals
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Specifications

Product Type Miniature Circuit Breaker
Brand ABB
Series S200MT
Ambient Temperature -25 to 55 deg C Operation, -40 to 70 deg C Storage
Curve Type K
Degree of Protection IP20
Depth 69 mm
Height 88 mm
Housing Colour RAL 7035 Grey
Number of Poles 3
Power Loss 9.3 W
Rated Current 25 A
Rated Frequency 50/60 Hz
Rated Impulse Withstand Voltage 4 kV
Rated Insulation Voltage 440 V
Rated Short Circuit Current 10 kA
Rated Voltage 400 V
Standards and Approvals IEC/EN 60947-2
Terminal Type Screw Clamp
Tightening Torque 2.8 N-m
Width 52.5 mm

Description

<p>In the ever-evolving landscape of industrial and commercial electrical systems, selecting the right circuit breaker is crucial for ensuring safety and efficiency. This particular model offers a robust solution tailored to meet demanding requirements without compromising on reliability.</p><p>This circuit breaker is designed with a rated current of 25 A, making it suitable for various medium-duty applications. It boasts a rated impulse withstand voltage of 4 kV and a rated insulation voltage of 440 V, underlining its capability to handle unexpected surges while maintaining operational integrity.</p><p>Operating at a standard rated voltage of 400 V, this device efficiently manages power distribution across your network. With power loss measured at just 9.3 W, it ensures minimal energy wastage—an essential feature for cost-effective operations.</p><p>Engineered with three poles and a breaking capacity of 11.3 kA, this circuit breaker provides reliable protection against overcurrents in multi-phase systems. Its IP20 degree of protection indicates it&amp;#39;s safeguarded against solid objects larger than 12 mm, offering adequate safety in controlled environments.</p><p>The screw clamp terminal type facilitates secure connections while allowing easy installation and maintenance. With a tightening torque requirement of 2.8 N-m, users can ensure firm connections that resist loosening over time.</p><p>Compact yet sturdy with dimensions measuring 52.5 mm in width, 88 mm in height, and 69 mm in depth—this unit fits seamlessly into existing setups without demanding excessive space or structural modifications.</p><p>Compliant with IEC/EN 60947-2 standards and approvals, it meets international benchmarks for quality and performance—a reassurance for professionals seeking dependable equipment that adheres to global norms.</p><p>Withstanding ambient temperatures from -25&amp;#176;C up to +55&amp;#176;C during operation—and storage conditions ranging from -40&amp;#176;C to +70&amp;#176;C—it remains resilient under diverse environmental conditions typical within Australia’s varied climate zones.</p><p>Designed with an intuitive Curve Type K characteristic curve profile; this product effectively handles loads prone to short-duration high currents like transformers or motors—offering precise trip characteristics suited for specific applications.</p><p>Its housing features RAL 7035 grey color—a neutral shade that blends well within most industrial settings while providing durability against wear-and-tear associated with daily use across different sectors such as manufacturing plants or commercial facilities.</p><p>Whether you’re upgrading existing infrastructure or embarking on new installations; this circuit breaker presents itself as an optimal choice balancing functionality and compliance backed by industry-standard certifications promising peace-of-mind operation throughout its lifecycle.</p>

Documents

  • IPD Product Catalogue

    IPD Product Catalogue V17
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