Why Choose the ABB S303P-C1.6 Miniature Circuit Breaker?
The ABB S303P-C1.6 (2CDS383001R0974) is a high-performance three-pole miniature circuit breaker (MCB) designed to protect industrial electrical installations against overloads and short circuits. Part of the dependable ABB S300P series, it combines a compact modular design with high short-circuit performance for control, distribution and automation applications.
Manufactured in accordance with recognised international IEC and UL product standards, the S303P-C1.6 is suitable for industrial control panels, switchgear assemblies, machinery and OEM equipment. Its DIN rail mounting arrangement and fail-safe cylinder-lift screw terminals support secure installation and straightforward panel assembly.
With a rated current of 1.6 A, a Type C tripping characteristic and a rated short-circuit breaking capacity of 25 kA, this three-pole circuit breaker is ideal for low-current control circuits and equipment with moderate switching or starting currents.
Key Advantages
- Industrial-grade three-pole miniature circuit breaker.
- 1.6 A rated current for low-current three-phase circuits.
- Type C tripping characteristic accommodates moderate inrush currents.
- 25 kA rated short-circuit breaking capacity.
- Fail-safe terminals help prevent incorrect conductor installation.
- Compact DIN rail format simplifies control-panel assembly.
Key Features
- ABB S300P series.
- Three-pole configuration.
- 1.6 A rated current.
- Type C tripping characteristic.
- Rated operating voltage of 415 V AC.
- Suitable for systems up to 125 V DC, subject to circuit configuration.
- 25 kA rated breaking capacity.
- Fail-safe cylinder-lift screw terminals.
- Supply connection possible from the top or bottom.
- Compatible with ABB System pro M compact accessories.
Reliable Protection for Low-Current Industrial Circuits
The ABB S303P-C1.6 automatically disconnects the electrical supply when an overload or short circuit occurs. This helps protect conductors, control equipment and connected devices against electrical damage while reducing the risk of unplanned downtime.
Its Type C tripping characteristic allows moderate transient and starting currents while maintaining reliable fault protection. This makes the breaker suitable for industrial control circuits, small transformers, contactor circuits, instrumentation supplies and other low-current three-phase applications.
Typical Applications
- Industrial control and automation panels.
- Low-current three-phase circuits.
- Contactor and relay control circuits.
- Small transformer protection.
- Instrumentation and measurement systems.
- Machine building and OEM equipment.
