Why Choose the ABB DSE203NMB10A10 RCBO?
The ABB DSE203NMB10A10 is a compact 3P+N electronic residual current circuit breaker with overcurrent protection (eRCBO) designed to provide reliable protection against overloads, short circuits and earth leakage faults in three-phase electrical installations. Part of the advanced ABB DSE203N M series, it combines multiple protection functions within a space-saving three-module device, making it ideal for commercial, industrial and OEM applications.
The DSE203NMB10A10 is engineered to simplify panel design while enhancing electrical safety. Featuring electronic residual current detection, an unswitched neutral and DIN rail mounting, it enables straightforward installation in modern distribution boards and control panels. Its robust construction ensures dependable operation in demanding environments.
With a rated current of 10 A, a Type B tripping characteristic, 10 mA Type A residual current sensitivity and a 10 kA breaking capacity, the ABB DSE203NMB10A10 is suitable for protecting sensitive three-phase circuits where enhanced electrical safety is required.
Key Advantages
- Compact 3P+N electronic RCBO with combined overload and earth leakage protection.
- 10 A rated current suitable for commercial and industrial applications.
- Type B tripping characteristic for circuits with low inrush currents.
- 10 mA Type A residual current protection provides enhanced personnel safety.
- 10 kA breaking capacity for dependable fault interruption.
- Space-saving DIN rail mounted design simplifies panel installation.
Key Features
- ABB DSE203N M electronic RCBO series.
- 10 A rated current.
- Type B tripping characteristic.
- 10 mA Type A residual current protection.
- 3 poles + neutral (unswitched neutral).
- 10 kA rated breaking capacity.
- Electronic residual current monitoring.
- DIN rail mounting for electrical distribution boards.
Reliable Circuit Protection for Industrial Installations
The ABB DSE203NMB10A10 continuously monitors electrical circuits for overloads, short circuits and earth leakage currents. When a fault is detected, the RCBO disconnects the circuit rapidly to help protect equipment, minimise downtime and improve personnel safety.
Its Type B tripping characteristic makes it suitable for circuits with relatively low inrush currents, while the highly sensitive 10 mA residual current protection provides additional protection in installations where enhanced safety is required.
Typical Applications
- Commercial electrical distribution boards.
- Industrial control panels.
- Machine building and OEM equipment.
- Three-phase power distribution.
- Automation and manufacturing systems.
- Critical circuits requiring enhanced residual current protection.
