Product Code: S803NC40

40 A MCB with 36 kA breaking capacity
Operates at 400/690 VAC, up to 690 V insulation
IP20 protection with screw clamp terminals
Meets AS/NZS standards for safety and reliability
Compact design: 81 mm width, DIN rail mount

Specifications

Cable Cross Section - Solid/Stranded (mm²)	Top/Bottom - 50/50
Cable Cross Section - Flexible (mm²)	Top/Bottom - 70/70
Dimensions (mm)	95H x 82.5D x 81W
No. of Poles	3P
Pole Width (mm)	27
Power Loss (W)	3.7/Pole
Rated Conditional Short-Circuit Current - Inc (kA)	36
Pollution Degree	3
Rated Current (A)	40
Rated Frequency (Hz)	50/60
Rated Insulation Voltage (V)	690
Rated Impulse Withstand Voltage (kV)	8
Rated Operational Voltage DC (V)	375
Rated Short-Circuit Capacity - Icn (kA)	25
Rated Operational Voltage AC (V)	400/690
Breaking Capacity 400V AC - Icu (kA)	36
Maximum Operational Voltage DC (V)	375
Maximum Operational Voltage AC (V)	690
Minimum Operational Voltage AC (V)	12
Rated Voltage AC (V)	400
Family	S800N
AC Voltage (V)	400/690
DC Voltage (V)	375
Icn-Rated Short Circuit Capacity (kA)	25
Inc-Rated Conditional Short Circuit Capacity (kA)	36
Impulse Withstand Voltage (kV/1.2µS)	8
Poles	3P
Breaking Capacity (kA)	36 @400 V AC
Current Rating (A)	40
Product Type	High Performance Circuit breaker
Brand	ABB
Series	S800N
Ambient Temperature	-25 to 60 deg C Operation, -40 to 70 deg C Storage
Application	Commercial and Industrial
Breaking Capacity	36 kA at 400 VAC
Cable Cross Section	50 sq-mm Top, 50 sq-mm Bottom
Collection	S800N
Curve Type	C
Degree of Pollution	IP3
Degree of Protection	IP20
Depth	82.5 mm
Electrical Durability	6000 Cycles
Height	95 mm
Housing Colour	RAL 7035 Grey
Housing Material	Insulation group I, RAL 7035
Impulse Voltage	8 kV
Mounting Type	DIN Rail
Number of Poles	3
Pole Width	27 mm
Power Loss	3.7 W
Rated Current	40 A
Rated Frequency	50/60 Hz
Rated Impulse Withstand Voltage	8 kV
Rated Insulation Voltage	690 V
Rated Short Circuit Current	36 kA
Rated Voltage	400/690 VAC
Short Circuit Capacity	25 kA
Standards and Approvals	AS/NZS 60898-1, AS/NZS 60947-2
Terminal Type	Screw Clamp
Tightening Torque	3.5 N-m
Trip Curve	C Curve
Width	81 mm

Description

The ABB High Performance Miniature Circuit Breaker is designed for commercial and industrial use. It has a 3-pole configuration with a 40A capacity. The circuit breaker offers C curve protection against short circuits and thermal overload. It can handle high currents, with a rating of 36kA at 415VAC and 20kA at 375VDC. The breaker has a compact design, with a pole width of 27mm. Trust ABB for reliable circuit protection in demanding environments.

Documents

IPD Product Catalogue

IPD Product Catalogue V17

ABB S803NC40 High Performance Miniature Circuit Breaker 36kA at 400VAC 3-P 40A 400/690VAC C-Curve

Product Code: S803NC40

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Specifications

Description

Documents

IPD Product Catalogue

IPD Product Catalogue V17

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