2CCF019034R0001 ABB S803HV-K8 High Performance MCB 4kA 3P Type K 8A

Why Choose the ABB S803HV-K8 High Performance MCB?

The ABB S803HV-K8 is a high-performance three-pole miniature circuit breaker (MCB) designed to provide reliable overload and short-circuit protection in demanding industrial electrical installations. As part of the ABB S800HV high-voltage MCB series, it provides robust circuit protection for applications requiring elevated AC operating voltages.

Featuring a Type K tripping characteristic, the S803HV-K8 is particularly suitable for circuits supplying equipment with increased starting or inrush currents. Its protective operation helps safeguard conductors, electrical equipment and industrial power systems against damaging overcurrent conditions while providing convenient resettable protection.

With a rated current of 8 A, a three-pole configuration and a short-circuit breaking capacity of 4 kA, the S803HV-K8 provides dependable protection for demanding electrical circuits. ABB order code 2CCF019034R0001 identifies this specific S800HV Type K miniature circuit breaker.

Key Advantages

• High-performance three-pole miniature circuit breaker for demanding electrical installations.
• 8 A rated current for reliable circuit protection.
• Type K tripping characteristic suitable for loads with increased starting or inrush currents.
• 4 kA short-circuit breaking capacity.
• S800HV construction developed for demanding high-voltage AC circuit protection.
• Provides dependable overload and short-circuit protection.

Key Features

• ABB S800HV high-performance MCB series.
• 8 A rated current.
• Three-pole configuration.
• Three protected poles.
• Type K tripping characteristic.
• 4 kA short-circuit breaking capacity.
• Designed for demanding high-voltage AC electrical applications.
• Resettable protection against overload and short-circuit conditions.
• Suitable for circuits with equipment subject to increased starting currents.

Reliable High-Voltage Circuit Protection

Miniature circuit breakers such as the ABB S803HV-K8 automatically interrupt an electrical circuit when excessive current caused by an overload or short circuit exceeds permitted operating conditions. This helps protect conductors, cables and connected electrical equipment against thermal and electrical damage while allowing the circuit breaker to be reset after the fault has been identified and corrected.

The ABB S800HV family is designed for demanding electrical installations requiring high-performance protection. The S803HV-K8 combines an 8 A current rating, three-pole construction and Type K characteristic, making it particularly useful for industrial circuits containing equipment that can produce increased starting or inrush currents.

Typical Applications

• Industrial three-phase electrical distribution systems.
• High-voltage AC circuit protection.
• Industrial machinery and automation equipment.
• Motor and inductive-load circuits.
• Power-conversion equipment.
• Industrial control panels and electrical assemblies.