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2CDS381001R0518 ABB S301P-Z25 Miniature Circuit Breaker – 1P – Z – 25 A
ABB S301P-Z25 single-pole miniature circuit breaker with a 25 A rated current, Z tripping characteristic and 25 kA breaking capacity for protecting sensitive industrial electronic circuits.
£29.76
Why Choose the ABB S301P-Z25 Miniature Circuit Breaker?
The ABB S301P-Z25 (2CDS381001R0518) is a premium single-pole miniature circuit breaker (MCB) designed to provide reliable protection against overloads and short circuits in industrial and commercial electrical installations. As part of the proven ABB System pro M compact S300P series, it offers a high 25 kA breaking capacity and is manufactured in accordance with recognised IEC and UL standards for demanding applications.
Featuring a Z tripping characteristic, the S301P-Z25 is specifically engineered to protect sensitive electronic equipment where rapid magnetic tripping is required. It is ideally suited to PLCs, instrumentation, semiconductor equipment, communication systems and precision industrial control circuits that require enhanced protection against fault currents.
With a 25 A rated current, single-pole configuration and DIN rail mounting, this miniature circuit breaker is an excellent choice for OEM machinery, industrial automation, electrical control panels and commercial distribution boards where dependable circuit protection is essential.
Key Advantages
- Compact single-pole miniature circuit breaker for industrial applications.
- 25 A rated current with Z tripping characteristic.
- Fast protection for sensitive electronic equipment.
- Reliable overload and short-circuit protection.
- 25 kA breaking capacity for demanding installations.
- Quick DIN rail mounting for simple installation and maintenance.
Key Features
- ABB System pro M compact S300P series.
- 25 A rated current.
- Z tripping characteristic.
- Single-pole (1P) configuration.
- 240 V AC rated voltage.
- 72 V DC rated voltage.
- 25 kA ultimate short-circuit breaking capacity.
- Thermal overload and magnetic short-circuit protection.
- DIN rail mounting.
- Compact 17.5 mm module width.
Fast Protection for Sensitive Electronic Circuits
Miniature circuit breakers automatically disconnect electrical circuits whenever overloads or short circuits occur, helping protect wiring, electronic equipment and connected systems from costly damage. Unlike traditional fuses, they can be reset after a fault has been cleared, reducing maintenance time and improving system availability.
The Z tripping characteristic provides very rapid magnetic tripping at comparatively low fault-current levels, making it particularly suitable for protecting PLCs, instrumentation, communication systems and other sensitive electronic equipment where fast fault isolation is critical.
Typical Applications
- Industrial control panels.
- PLC and automation systems.
- Instrumentation and monitoring equipment.
- Sensitive electronic circuits.
- OEM machinery.
- Commercial and industrial electrical distribution.
Technical Specifications
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| Current | 25 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole | |
| Device Type | MCB | |
| Trip Curve | Z curve | |
| Breaking Capacity | 25 kA | |
| Manufacturer | ABB | |
| Series | System pro M compact S300P | |
| Model | S301P-Z25 | |
| SKU | 2CDS381001R0518 | |
| EAN | 4016779080040 | |
| Product type | Miniature circuit breaker (MCB) | |
| Rated current | 25 A | |
| Tripping characteristic | Z | |
| Number of poles | 1P | |
| Rated voltage | 240 V AC | |
| Rated DC voltage | 72 V DC | |
| Maximum operating voltage (UL/CSA) | 480Y/277 V AC, 125 V DC | |
| Frequency | 50 / 60 Hz | |
| Ultimate breaking capacity (Icu) | 25 kA | |
| Service breaking capacity (Ics) | 12.5 kA | |
| Protection rating | IP20 (IP40 when installed in a suitable enclosure) | |
| Rated insulation voltage (Ui) | 500 V | |
| Impulse withstand voltage (Uimp) | 6 kV | |
| Operating temperature | -40 °C to +70 °C | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | 88 × 17.5 × 67.6 mm | |
| Weight | Approx. 0.124 kg | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S301P-Z25 used for?
The ABB S301P-Z25 protects electrical circuits against overloads and short circuits, particularly sensitive electronic and industrial control circuits requiring rapid fault disconnection.
What is the rated current of this circuit breaker?
The ABB S301P-Z25 has a 25 A rated current.
What does the Z tripping characteristic provide?
The Z characteristic provides very fast magnetic tripping at relatively low fault-current levels, making it ideal for protecting PLCs, instrumentation and other sensitive electronic equipment.
What is the breaking capacity of the S301P-Z25?
The circuit breaker provides an ultimate short-circuit breaking capacity of 25 kA with a service breaking capacity of 12.5 kA.
How is the ABB S301P-Z25 installed?
The circuit breaker mounts onto a standard DIN rail inside distribution boards, industrial control panels and electrical enclosures.
Trusted by Electrical Professionals Worldwide
ABB System pro M compact miniature circuit breakers are trusted by electrical engineers, OEM manufacturers and panel builders worldwide for delivering dependable circuit protection, excellent reliability and long service life across industrial and commercial applications.
