Why Choose the ABB S301P-C4 Miniature Circuit Breaker?
The ABB 2CDS381001R0044, also known as the S301P-C4, is a high-performance single-pole miniature circuit breaker (MCB) designed to protect electrical circuits against overloads and short circuits. As part of the advanced ABB System pro M compact S300P series, it is engineered for demanding industrial and commercial applications requiring dependable protection and high fault interruption capability.
The S301P-C4 features a C tripping characteristic, making it suitable for circuits supplying equipment with moderate start-up currents, including motors, transformers, control devices and industrial machinery. Its compact modular construction allows straightforward installation on a standard DIN rail, while the integrated trip indicator provides clear visual identification when the breaker has operated.
With a rated current of 4 A, a rated AC breaking capacity of 25 kA and compatibility with AC and DC electrical systems, the ABB S301P-C4 delivers reliable protection in control panels, distribution boards and automation equipment. Its fail-safe screw terminals, dual DIN rail release and compatibility with ABB System pro M compact accessories simplify installation, maintenance and system expansion.
Key Advantages
- High-performance miniature circuit breaker for industrial applications.
- 4 A rated current for protecting low-current circuits and equipment.
- 25 kA AC breaking capacity for installations with high prospective fault currents.
- C curve tripping characteristic suitable for moderate inrush currents.
- Compact single-module design for efficient use of distribution-board space.
- Compatible with the extensive ABB System pro M compact accessory range.
Key Features
- ABB System pro M compact S300P series.
- S301P-C4 miniature circuit breaker.
- 4 A rated current.
- Single-pole (1P) configuration.
- C tripping characteristic.
- 25 kA rated AC breaking capacity.
- Integrated trip position indicator.
- Fail-safe screw terminal system.
- Dual DIN rail release for convenient installation and removal.
- Compatible with ABB auxiliary contacts, signal contacts and other modular accessories.
Reliable Circuit Protection for Industrial Systems
Miniature circuit breakers automatically disconnect electrical circuits when excessive current is caused by an overload or short circuit. This helps protect cables, equipment and connected loads from thermal damage, electrical faults and potential system failure.
The ABB S300P range is specifically developed for applications requiring high breaking capacities and dependable service continuity. The S301P-C4 combines robust electrical performance with compact dimensions, clear status indication and convenient DIN rail installation, making it a practical solution for panel builders, machine manufacturers and industrial maintenance teams.
Typical Applications
- Industrial automation and control panels.
- Machinery and OEM electrical systems.
- Commercial electrical distribution boards.
- Motor and transformer control circuits.
- Transportation and infrastructure systems.
- Renewable energy and power-conversion equipment.
