Product Code: S803BC50

The ABB Miniature Circuit Breaker is a high-performance device designed for commercial and industrial applications. With a 16kA breaking capacity at 400VAC, it provides reliable protection against short circuits and thermal overload. This circuit breaker features 3 poles and a 50A current rating, making it suitable for a wide range of electrical systems. Its compact design includes a 27mm pole width, ensuring easy installation in tight spaces. Trust ABB for quality and efficiency in circuit protection.

Brand	ABB
Impulse Withstand Voltage (kV/1.2µS)	6
AC Voltage (V)	400/415
Application	Commercial and Industrial
Breaking Capacity (kA)	16 @400 V AC
Breaking Capacity 400V AC - Icu (kA)	16
Cable Cross Section - Flexible (mm²)	Top/Bottom - 70/70
Cable Cross Section - Solid/Stranded (mm²)	Top/Bottom - 50/50
Current Rating (A)	50
Curve Type	C Curve
Degree of Protection	IP20
Dimensions (mm)	95H x 82.5D x 81W
Family	S800B
Housing Material	Insulation group I, RAL 7035
Icn-Rated Short Circuit Capacity (kA)	10
Inc-Rated Conditional Short Circuit Capacity (kA)	16
Maximum Operational Voltage AC (V)	440
Minimum Operational Voltage AC (V)	12
Mounting Type	DIN Rail
No. of Poles	3P
Pole Width (mm)	27
Poles	3P
Pollution Degree	3
Power Loss (W)	4.3/Pole
Rated Conditional Short-Circuit Current - Inc (kA)	16
Rated Current (A)	50
Rated Frequency (Hz)	50/60
Rated Impulse Withstand Voltage (kV)	6
Rated Insulation Voltage (V)	500
Rated Operational Voltage AC (V)	400
Rated Short-Circuit Capacity - Icn (kA)	10
Rated Voltage AC (V)	400
Series	S800B
Standards and Approvals	AS/NZS 60898-1,AS/NZS 60947-2
Trip Curve	C Curve

DIN MCB

ABB S803BC50 HIGH PERF. MCB 16kA 3P 50A 400VAC C CURVE

Product Code: S803BC50

Technical Specifications

Documents

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