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2CCF030050R0001 ABB S804S-UCK2 High Performance MCB 50 kA 4P Type K 2 A
ABB S804S-UCK2 high-performance four-pole DC miniature circuit breaker with a 2 A rated current, K tripping characteristic and 50 kA breaking capacity at 750 V DC for demanding industrial circuit protection.
£328.24
Why Choose the ABB S804S-UCK2 High Performance MCB?
The ABB S804S-UCK2 is a high-performance four-pole DC miniature circuit breaker (MCB) designed to protect cables, conductors and electrical equipment against overload and short-circuit conditions. As part of the ABB S800S-UC high-performance circuit breaker series, it is engineered for demanding industrial DC applications requiring reliable protection and exceptionally high fault-current interruption capability.
This circuit breaker combines thermal overload protection with electromechanical short-circuit protection, providing dependable circuit protection in industrial electrical installations. The S800S-UC series complies with IEC/EN 60947-2 and incorporates rapid arc-extinguishing technology to safely interrupt high DC fault currents.
With a rated current of 2 A, K tripping characteristic and four-pole configuration, the S804S-UCK2 is suitable for low-current DC circuits where high prospective fault currents may occur. The four-pole device is designed for DC systems up to 1000 V DC and provides a 50 kA rated ultimate short-circuit breaking capacity (Icu) at 750 V DC.
Key Advantages
- High-performance four-pole DC miniature circuit breaker for demanding industrial applications.
- 2 A rated current for low-current circuit and equipment protection.
- 50 kA Icu at 750 V DC for installations with high prospective fault currents.
- K tripping characteristic suitable for loads with higher starting and inrush currents.
- Four-pole configuration provides simultaneous switching and protection across multiple conductors.
- Thermal and electromechanical tripping mechanisms provide overload and short-circuit protection.
Key Features
- ABB S800S-UC high-performance MCB series.
- 2 A rated current.
- Four-pole configuration.
- Type K tripping characteristic.
- Designed for DC applications up to 1000 V DC.
- 50 kA rated ultimate short-circuit breaking capacity (Icu) at 750 V DC.
- 1500 V rated insulation voltage (Ui).
- 8 kV rated impulse withstand voltage (Uimp).
- IP20 protection rating.
- DIN rail mounting for integration into industrial control panels and switchgear.
High Breaking Capacity DC Circuit Protection
High-performance miniature circuit breakers such as the ABB S804S-UCK2 automatically disconnect electrical circuits when excessive current occurs. The thermal tripping mechanism protects against sustained overloads, while the electromechanical mechanism responds rapidly to short-circuit conditions, helping limit damage to cables, conductors and connected equipment.
The S800S-UC series is specifically developed for demanding DC applications and offers high short-circuit interruption capability. The S804S-UCK2 combines a 2 A current rating, four-pole construction and 50 kA fault interruption capability, making it suitable for industrial DC distribution and control systems where dependable protection is essential.
Typical Applications
- Industrial DC electrical distribution systems.
- High-voltage DC control and auxiliary circuits.
- Industrial machinery and automation equipment.
- Low-current DC equipment protection.
- Control panels and electrical switchgear.
- DC circuits with high prospective short-circuit currents.
Technical Specifications
| Series | S800S-UC |
|---|---|
| SKU | S804SUCK2 |
| ABB order code | 2CCF030050R0001 |
| ABB product group | S800 / S800P / S750 MCB |
| Product type | High-performance DC miniature circuit breaker (MCB) |
| Rated current | 2 A |
| Number of poles | 4 |
| Protected poles | 4 |
| Tripping characteristic | K |
| Maximum DC system voltage | 1000 V DC |
| Rated ultimate short-circuit breaking capacity (Icu) | 50 kA at 750 V DC |
| Rated insulation voltage (Ui) | 1500 V |
| Rated impulse withstand voltage (Uimp) | 8 kV |
| Protection rating | IP20 |
| Energy limiting class | 3 |
| Width | 6 modules / approx. 106 mm |
| Installation depth | 82.5 mm |
| Height | approx. 95 mm |
| Weight | approx. 0.98 kg |
| Mounting type | DIN rail |
Frequently Asked Questions
What is the ABB S804S-UCK2 used for?
The ABB S804S-UCK2 is a four-pole high-performance DC miniature circuit breaker designed to protect cables, conductors and electrical equipment against overload and short-circuit conditions.
What is the rated current of the ABB S804S-UCK2?
The S804S-UCK2 has a rated current of 2 A, making it suitable for protecting low-current industrial DC circuits.
What is the breaking capacity of the S804S-UCK2?
The S804S-UCK2 provides a rated ultimate short-circuit breaking capacity (Icu) of 50 kA at 750 V DC.
What tripping characteristic does the S804S-UCK2 use?
The S804S-UCK2 uses a K tripping characteristic, making it suitable for circuits where higher transient or starting currents can occur during normal operation.
Which standard does the ABB S804S-UCK2 comply with?
The ABB S800S-UC high-performance MCB series complies with IEC/EN 60947-2 for industrial circuit-breaker applications.
Trusted ABB Circuit Protection
ABB S800S-UC high-performance miniature circuit breakers provide dependable overload and short-circuit protection for demanding DC installations, combining rapid arc extinction with high fault-interruption capability for industrial applications.
