Product Code: S803NC63

The ABB High Performance Miniature Circuit Breaker is designed for commercial and industrial applications. It offers 3-pole protection with a 63A current rating. With a C curve, it provides reliable protection against short circuits and thermal overload. The circuit breaker has a high breaking capacity of 36kA at 415VAC and 20kA at 375VDC. Its compact design features a pole width of 27mm. Trust ABB for efficient and dependable circuit protection in your electrical systems.

Brand	ABB
Impulse Withstand Voltage (kV/1.2µS)	8
AC Voltage (V)	400/690
Application	Commercial and Industrial
Breaking Capacity (kA)	36 @400 V AC
Breaking Capacity 400V AC - Icu (kA)	36
Cable Cross Section - Flexible (mm²)	Top/Bottom - 70/70
Cable Cross Section - Solid/Stranded (mm²)	Top/Bottom - 50/50
Current Rating (A)	63
Curve Type	C Curve
DC Voltage (V)	375
Degree of Protection	IP20
Dimensions (mm)	95H x 82.5D x 81W
Family	S800N
Housing Material	Insulation group I, RAL 7035
Icn-Rated Short Circuit Capacity (kA)	25
Inc-Rated Conditional Short Circuit Capacity (kA)	36
Maximum Operational Voltage AC (V)	690
Maximum Operational Voltage DC (V)	375
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)	6.4/Pole
Rated Conditional Short-Circuit Current - Inc (kA)	36
Rated Current (A)	63
Rated Frequency (Hz)	50/60
Rated Impulse Withstand Voltage (kV)	8
Rated Insulation Voltage (V)	690
Rated Operational Voltage AC (V)	400/690
Rated Operational Voltage DC (V)	375
Rated Short-Circuit Capacity - Icn (kA)	25
Rated Voltage AC (V)	400
Series	S800N
Standards and Approvals	AS/NZS 60898-1,AS/NZS 60947-2
Trip Curve	C Curve

DIN MCB

ABB S803NC63 HIGH PERF. MCB 36kA 3P 63A 415VAC C CURVE

Product Code: S803NC63

Technical Specifications

Documents

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