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2CDS382001R0338 ABB S302P-Z4 Miniature Circuit Breaker – 2P – Z – 4 A
ABB S302P-Z4 two-pole 4A Z curve miniature circuit breaker with 25 kA breaking capacity for sensitive industrial and electronic circuit protection.
£73.80
Why Choose the ABB S302P-Z4 Miniature Circuit Breaker?
The ABB S302P-Z4 (SKU: 2CDS382001R0338) is a premium 2-pole miniature circuit breaker (MCB) engineered to provide precise overload and short-circuit protection for sensitive industrial and electronic circuits. Part of the proven ABB System pro M Compact S300P series, it is manufactured to international IEC and UL standards and delivers dependable protection for demanding industrial environments.
The S302P-Z4 combines thermal overload protection with an ultra-fast magnetic trip mechanism to safeguard PLCs, instrumentation, electronic control systems and other sensitive equipment. Its compact modular construction allows quick installation on standard DIN rails within switchboards, distribution boards and industrial control panels.
With a 4 A rated current, Z tripping characteristic, 2-pole configuration and a 25 kA rated short-circuit breaking capacity, the S302P-Z4 is specifically designed for applications requiring rapid fault clearance and dependable protection of low-inrush electronic circuits.
Key Advantages
- Compact 2-pole miniature circuit breaker for industrial applications.
- 4 A rated current with Z curve tripping characteristic.
- 25 kA short-circuit breaking capacity.
- Ultra-fast magnetic tripping for sensitive electronic equipment.
- Reliable overload and short-circuit protection.
- Simple installation on standard 35 mm DIN rails.
Key Features
- ABB System pro M Compact S300P series.
- 4 A rated current.
- 2-pole (2P) configuration.
- Z tripping characteristic.
- 25 kA rated breaking capacity.
- Thermal and magnetic trip mechanism.
- Suitable for AC and DC industrial installations.
- Compatible with ABB System pro M Compact accessories.
Reliable Protection for Sensitive Electronic Circuits
Miniature circuit breakers automatically disconnect electrical circuits whenever overload or short-circuit conditions occur. The ABB S302P-Z4 combines thermal overload protection with an extremely sensitive magnetic trip mechanism, helping protect valuable electronic equipment against damaging fault currents.
Its Z tripping characteristic is specifically intended for circuits with very low inrush currents, making it particularly suitable for PLCs, instrumentation, semiconductor equipment, measuring devices and electronic control systems where rapid fault disconnection is essential.
Typical Applications
- PLC and automation systems.
- Industrial control panels.
- Instrumentation and measurement equipment.
- Electronic control circuits.
- Semiconductor manufacturing equipment.
- OEM machinery and industrial automation.
Technical Specifications
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| Breaking Capacity | 25 kA | |
|---|---|---|
| Current | 4 A | |
| Poles | 2-pole | |
| Device Type | MCB | |
| Trip Curve | Z curve | |
| Manufacturer | ABB | |
| Series | System pro M Compact S300P | |
| Model | S302P-Z4 | |
| SKU | 2CDS382001R0338 | |
| EAN | 4016779078641 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 4 A | |
| Tripping characteristic | Z Curve | |
| Number of poles | 2 | |
| Rated operational voltage | 415 V AC | |
| Rated DC voltage | 125 V DC | |
| Frequency | 50 / 60 Hz | |
| Rated breaking capacity (Icn) | 25 kA | |
| Ultimate breaking capacity (Icu) | Up to 100 kA (IEC 60947-2) | |
| Rated insulation voltage (Ui) | 500 V | |
| Impulse withstand voltage (Uimp) | 6 kV | |
| Protection rating | IP20 (IP40 when installed in a suitable enclosure) | |
| Mounting type | 35 mm DIN rail | |
| Dimensions (H × W × D) | 88 × 35 × 69 mm | |
| Weight | Approx. 248 g | |
| Operating temperature | -40°C to +70°C | |
| Applicable standards | IEC/EN 60947-2, UL 1077 and CSA 22.2 No. 235 | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S302P-Z4 used for?
It protects sensitive industrial electrical and electronic circuits against overloads and short circuits where extremely fast fault response is required.
What is the rated current of the S302P-Z4?
The ABB S302P-Z4 has a 4 A rated current.
What does the Z curve tripping characteristic mean?
A Z curve breaker provides extremely fast magnetic tripping and is designed for protecting sensitive electronic equipment with very low inrush currents.
What breaking capacity does the S302P-Z4 provide?
The breaker provides a rated short-circuit breaking capacity of 25 kA and an ultimate breaking capacity of up to 100 kA under IEC 60947-2.
How is this circuit breaker installed?
The S302P-Z4 installs directly onto a standard 35 mm DIN rail inside electrical control panels, switchboards and distribution boards.
Trusted by Electrical Professionals Worldwide
ABB System pro M Compact miniature circuit breakers are trusted worldwide by electrical engineers, machine builders and panel manufacturers for dependable circuit protection, exceptional interruption performance and long-term operational reliability.
