Products

ABB S203D25 Miniature Circuit Breaker 6 kA at 400VAC 3-P 25A 400/415VAC D-Curve

Product Code: S203D25

  • Rated current of 25 A for efficient protection
  • Breaking capacity of 6kA at 400 VAC
  • Compact size: 52.5 mm wide, fits DIN rail
  • IP20 protection with screw clamp terminals
  • Compliant with AS/NZS and UL standards
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Specifications

Product Type Miniature Circuit Breaker
Brand ABB
Series S200
Ambient Temperature -25 to 55 deg C Operation, -40 to 70 deg C Storage
Application Commercial and Industrial
Bulbar Cross Section 10 sq-mm Top, 10 sq-mm Bottom
Cable Cross Section 35 sq-mm Top, 35 sq-mm Bottom
Collection S200
Curve Type D
Degree of Pollution IP3
Degree of Protection IP20
Depth 69 mm
Electrical Durability 20000 Cycles
Height 88 mm
Housing Colour RAL 7035 Grey
Housing Material Insulation Group II, RAL 7035
Impulse Voltage 4 kV
Mounting Type DIN Rail
Number of Poles 3
Pole Width 17.5 mm
Power Loss 3.1 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 6 kA
Rated Voltage 400/415 VAC
Standards and Approvals AS/NZS 60898-1, AS/NZS 60947-2, UL 1077
Terminal Type Screw Clamp
Tightening Torque 2.8 N-m
Trip Curve D Curve
Width 52.5 mm
Wire Stripping Length 12.5 mm

Description

<p>The S200 Series MCB is a reliable choice for commercial and industrial applications, designed to protect electrical circuits from overloads and short circuits. With a rated current of 25 A, this Miniature Circuit Breaker (MCB) ensures dependable performance under demanding conditions. Its robust design includes a rated impulse withstand voltage of 4 kV and an insulation voltage of 440 V, making it suitable for various environments.</p><p>Operating at a rated voltage of 400/415 VAC and supporting both 50/60 Hz frequency, the S200 Series MCB is versatile enough to integrate seamlessly into existing systems. The device boasts a breaking capacity of 10 kA at 400 VAC, ensuring effective interruption capability in fault conditions. Furthermore, its electrical durability extends up to 20,000 cycles, highlighting its long-term reliability.</p><p>The MCB features three poles with an IP20 degree of protection. It utilizes screw clamp terminals that require a tightening torque of 2.8 N-m for secure connections. The cable cross-section accommodates up to 35 sq-mm on both top and bottom sides, while the bulbar cross section supports up to 10 sq-mm.</p><p>With dimensions measuring a width of 52.5 mm, height of 88 mm, and depth of 69 mm, this compact unit fits comfortably within standard enclosures using DIN rail mounting. Installation is straightforward with a wire stripping length requirement of only 12.5 mm.</p><p>Designed for resilience across varying temperatures, the S200 can operate between -25&amp;#176;C to +55&amp;#176;C and be stored safely from -40&amp;#176;C to +70&amp;#176;C without compromising functionality or safety standards. It meets rigorous international standards including AS/NZS 60898-1, AS/NZS 60947-2 as well as UL1077 approvals.</p><p>The product&amp;#39;s housing comes in RAL7035 grey—a neutral shade that blends easily within most setups—and offers pollution degree IP3 protection level suited for typical industrial environments.</p><p>Featuring Curve Type D characteristics which are ideal for protecting circuits with higher inrush currents such as transformers or motors; this makes it particularly useful where high starting currents occur frequently but need timely disconnection during faults preventing damage effectively ensuring operational continuity minimizing downtime risks associated often faced by businesses today relying heavily machinery equipment running smoothly round clock basis</p><p>In summary: if you’re seeking an efficient protective solution capable handling tough operating scenarios look no further than our trusted mid-life cycle performer—the perfect balance between performance reliability cost-effectiveness backed industry-standard certifications peace mind knowing your installations safeguarded every step way!</p>

Documents

  • IPD Product Catalogue

    IPD Product Catalogue V17
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