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2CDS381103R0217 ABB S301P-K1NA Miniature Circuit Breaker – 1+NP – K – 1 A
ABB S301P-K1NA miniature circuit breaker featuring a 1 A rated current, Type K tripping characteristic, 1P+N configuration and 25 kA breaking capacity for industrial circuit protection.
£62.75
Why Choose the ABB 2CDS381103R0217 S301P-K1NA Miniature Circuit Breaker?
The ABB 2CDS381103R0217, also known as the S301P-K1NA, is a premium miniature circuit breaker (MCB) engineered to provide dependable protection against overloads and short circuits in demanding industrial electrical installations. Part of the trusted ABB System pro M compact S300P series, it combines exceptional fault-breaking performance with robust construction for long-term reliability.
Featuring a 1 A rated current, a Type K tripping characteristic and a high 25 kA short-circuit breaking capacity, the S301P-K1NA is specifically designed for protecting motors, transformers, solenoids and other inductive loads with high starting currents. The Type K curve allows temporary inrush currents while maintaining rapid protection during genuine fault conditions.
With a 1P+N pole configuration, a 240 V AC rated operational voltage and support for selected 72 V DC applications, the S301P-K1NA provides flexible circuit protection for industrial automation and machinery. Its DIN rail mounting, fail-safe screw terminals and clear contact position indication simplify installation and maintenance.
Key Advantages
- Industrial miniature circuit breaker for overload and short-circuit protection.
- 1 A rated current for low-current industrial control circuits.
- Type K tripping characteristic ideal for motors and inductive loads.
- 25 kA short-circuit breaking capacity.
- 1P+N configuration for phase and neutral switching.
- Reliable protection against high fault currents.
- Compact DIN rail mounted construction.
- Compatible with ABB System pro M compact accessories.
Key Features
- ABB System pro M compact S300P series.
- S301P-K1NA miniature circuit breaker.
- 1 A rated current.
- Type K tripping characteristic.
- 25 kA breaking capacity.
- 1P+N pole configuration.
- 240 V AC rated voltage.
- 72 V DC rated voltage.
- Fail-safe screw terminals.
- DIN rail mounting with contact position indication.
Reliable Protection for Motor and Control Circuits
The ABB S301P-K1NA automatically disconnects electrical circuits when overload or short-circuit conditions occur, helping protect wiring, motors and connected industrial equipment from damage. Its thermal and magnetic tripping mechanisms deliver dependable protection while accommodating the higher starting currents typical of inductive loads.
The ABB S300P range is widely used by machine builders, panel manufacturers and industrial maintenance engineers who require high fault-breaking performance, long service life and dependable operation in demanding electrical installations.
Typical Applications
- Industrial motor circuits.
- Control transformers.
- Machine control panels.
- Industrial automation systems.
- Electrical distribution boards.
- OEM machinery.
- Switchgear assemblies.
- Infrastructure installations.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 1 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole + N | |
| Device Type | MCB | |
| Trip Curve | K curve | |
| Breaking Capacity | 25 kA | |
| Manufacturer | ABB | |
| Series | System pro M compact S300P | |
| Model | S301P-K1NA | |
| Product ID | 2CDS381103R0217 | |
| EAN | 4016779079594 | |
| Product type | Miniature circuit breaker (MCB) | |
| Rated current | 1 A | |
| Tripping characteristic | Type K | |
| Number of poles | 1P+N | |
| Rated AC voltage | 240 V AC | |
| Rated DC voltage | 72 V DC | |
| Frequency | 50 / 60 Hz | |
| Short-circuit breaking capacity | 25 kA | |
| Protection rating | IP20 (IP40 when installed in a suitable enclosure) | |
| Mounting type | DIN rail mounting | |
| Terminal capacity | 0.75 to 35 mm² solid, 0.75 to 25 mm² stranded | |
| Insulation voltage (Ui) | 500 V | |
| Impulse withstand voltage (Uimp) | 6 kV | |
| Operating temperature | -40°C to +70°C | |
| Dimensions (H × W × D) | approx. 88 × 35 × 69 mm | |
| Weight | approx. 0.248 kg | |
| Country of origin | Germany | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB 2CDS381103R0217 used for?
This miniature circuit breaker protects industrial electrical circuits against overloads and short circuits, particularly circuits supplying motors and other inductive equipment.
What is the rated current of the S301P-K1NA?
The ABB S301P-K1NA has a rated current of 1 A.
What does the Type K tripping characteristic mean?
Type K circuit breakers are designed for circuits with higher inrush currents, making them suitable for motors, transformers and inductive electrical equipment.
What is the breaking capacity of this circuit breaker?
The ABB S301P-K1NA provides a high 25 kA short-circuit breaking capacity.
How is the ABB S301P-K1NA installed?
The circuit breaker is designed for installation onto a standard DIN rail inside electrical distribution boards and industrial control panels.
Trusted Protection from ABB
ABB System pro M compact S300P miniature circuit breakers are trusted worldwide for delivering reliable overload and short-circuit protection across industrial automation, machinery and commercial electrical installations.
