ABB S203M-C4UC Miniature Circuit Breaker - 3P, C-type, 4A. AC/DC compatible, high short-circuit breaking capacity, compliant with IEC/EN 60898-1 and IEC/EN 60947-2.
Product ModelS203M-C4UC V
Material Number2TAZ113300R0044
Product ID111142
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Versatile Application DescriptionThe ABB S203M-C4UC is designed for both AC and DC applications, making it a versatile choice for a wide range of electrical systems.
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2. High Short-Circuit Breaking Capacity DescriptionWith a rated short-circuit breaking capacity of 10 kA at 400 V AC, this MCB ensures reliable protection against short circuits in demanding electrical environments.
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3. Compliance with International Standards DescriptionThe S203M-C4UC complies with IEC/EN 60898-1 and IEC/EN 60947-2, ensuring it meets the highest international standards for safety and performance.
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4. Flexible Installation Options DescriptionThis MCB offers flexible installation options, including flush-mounted and surface-mounted configurations, to fit various electrical system designs.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Tripping Characteristic
C
Rated Current (In)
4 A
Power Loss
1.96 W
Number of Poles
3
Product Net Width
52.5 mm
Product Net Height
85 mm
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5. Reliable Tripping Mechanisms DescriptionEquipped with both delayed thermal tripping for overload protection and electromechanical tripping for short-circuit protection, the S203M-C4UC ensures reliable and efficient operation.
Product Net Depth / Length
69 mm
Product Net Weight
0.375 kg
ETIM 8
EC000042 - Miniature circuit breaker (MCB)
ETIM 9
EC000042 - Miniature circuit breaker (MCB)
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
