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2CDS381103R0257 ABB S301P-K1.6NA Miniature Circuit Breaker – 1+NP – K – 1.6 A
ABB S301P-K1.6NA miniature circuit breaker featuring a 1.6 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 2CDS381103R0257 S301P-K1.6NA Miniature Circuit Breaker?
The ABB 2CDS381103R0257, also known as the S301P-K1.6NA, is a premium miniature circuit breaker (MCB) engineered to deliver dependable overload and short-circuit protection for industrial electrical systems. As part of the proven ABB System pro M compact S300P series, it combines exceptional fault-breaking performance with robust construction for demanding industrial and commercial applications.
Featuring a 1.6 A rated current, a Type K tripping characteristic and a high 25 kA short-circuit breaking capacity, the S301P-K1.6NA is specifically designed for circuits supplying motors, transformers, solenoids and other inductive loads. The Type K characteristic allows higher inrush currents during equipment start-up while providing rapid protection during genuine fault conditions.
With a 1P+N pole configuration, a 240 V AC rated operational voltage and compatibility with selected 72 V DC applications, the S301P-K1.6NA provides flexible protection for industrial automation and machinery. Its DIN rail mounting, fail-safe bi-directional screw terminals and contact position indicator simplify installation and maintenance.
Key Advantages
- High-performance miniature circuit breaker for industrial circuit protection.
- 1.6 A rated current for low-current industrial control circuits.
- Type K tripping characteristic designed for inductive loads.
- 25 kA short-circuit breaking capacity.
- 1P+N configuration switches phase and neutral together.
- Ideal for motor control, transformers and automation equipment.
- Compact DIN rail mounted design.
- Compatible with ABB System pro M compact accessories.
Key Features
- ABB System pro M compact S300P series.
- S301P-K1.6NA miniature circuit breaker.
- 1.6 A rated current.
- Type K tripping curve.
- 25 kA breaking capacity.
- 1P+N pole configuration.
- 240 V AC rated operational voltage.
- 72 V DC rated operational voltage.
- Fail-safe bi-directional screw terminals.
- DIN rail mounting with contact position indication.
Reliable Protection for Motor and Control Circuits
The ABB S301P-K1.6NA automatically disconnects electrical circuits when overload or short-circuit conditions occur, helping protect motors, transformers, machine control circuits and industrial equipment from costly damage. Its thermal and magnetic trip mechanisms deliver dependable protection while accommodating the higher starting currents associated with inductive loads.
The ABB S300P range is widely used by machine builders, panel manufacturers and industrial maintenance engineers who require dependable circuit protection, high fault-breaking capacity and long operational life in demanding electrical environments.
Typical Applications
- Industrial motor circuits.
- Control transformers.
- Machine control panels.
- Industrial automation systems.
- Electrical distribution boards.
- OEM machinery.
- Switchgear assemblies.
- Infrastructure installations.
Technical Specifications
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| Current | 1.6 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-K1.6NA | |
| Product ID | 2CDS381103R0257 | |
| EAN | 4016779079549 | |
| Product type | Miniature circuit breaker (MCB) | |
| Rated current | 1.6 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 | |
| Electrical endurance | 20,000 operating cycles | |
| 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 2CDS381103R0257 used for?
This miniature circuit breaker protects industrial electrical circuits against overloads and short circuits, particularly circuits supplying motors, transformers and other inductive equipment.
What is the rated current of the S301P-K1.6NA?
The ABB S301P-K1.6NA has a rated current of 1.6 A.
What does the Type K tripping characteristic mean?
Type K circuit breakers are designed for circuits with higher inrush currents, making them ideal for motors, transformers, solenoids and other inductive electrical equipment.
What is the breaking capacity of this circuit breaker?
The ABB S301P-K1.6NA provides a high 25 kA short-circuit breaking capacity.
How is the ABB S301P-K1.6NA 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.
