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DIN MCB

ABB S203C40 MCB 6kA 3P 40A 400VAC C CURVE INDUSTRIAL

Product Code: S203C40

The ABB Miniature Circuit Breaker is a reliable and efficient solution for commercial and industrial applications. With a 6kA breaking capacity at 400VAC and 10kA at 125VDC, it provides robust protection against short circuits and thermal overload. This 3-pole circuit breaker has a rating of 40A and features a C curve for optimal performance. Trust ABB for high-quality circuit protection in your electrical systems.

Technical Specifications

Brand ABB
Impulse Withstand Voltage (kV/1.2µS) 4
AC Voltage (V) 400/415
Application Commercial and Industrial
Breaking Capacity (kA) 10 @400 V AC
Breaking Capacity 400V AC - Icu (kA) 10
Busbar Cross Section (mm²) Top/Bottom - 10/10
Cable Cross Section - Flexible (mm²) Top/Bottom - 25/25
Cable Cross Section - Solid/Stranded (mm²) Top/Bottom - 35/35
Current Rating (A) 40
Curve Type C Curve
Degree of Protection IP20
Dimensions (mm) 88H x 69D x 52.5W
Family S200
Housing Material Insulation Group II, RAL 7035
Icn-Rated Short Circuit Capacity (kA) 6
Inc-Rated Conditional Short Circuit Capacity (kA) 20
Maximum Operational Voltage AC (V) 440
Minimum Operational Voltage AC (V) 12
Minimum Operational Voltage DC (V) 12
Mounting Type DIN Rail
No. of Poles 3P
Pole Width (mm) 17.5
Poles 3P
Pollution Degree 3
Power Loss (W) 4.8/Pole
Rated Conditional Short-Circuit Current - Inc (kA) 20
Rated Current (A) 40
Rated Frequency (Hz) 50/60
Rated Impulse Withstand Voltage (kV) 4
Rated Insulation Voltage (V) 440
Rated Operational Voltage AC (V) 400
Rated Short-Circuit Capacity - Icn (kA) 6
Rated Voltage AC (V) 400
Series S200
Standards and Approvals AS/NZS 60898-1,AS/NZS 60947-2,UL 1077
Trip Curve C Curve

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