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ABB S803HVK8 High Performance Miniature Circuit Breaker 4 kA at 1000VAC 3-P 8A 580/1000VAC K-Curve

Product Code: S803HVK8

  • Rated for 8 A current
  • Withstands up to 8 kV impulse voltage
  • Suitable for 580/1000 VAC systems
  • 3-pole design with K release type
  • Complies with IEC/EN 60947-2, UL 1077 standards
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Specifications

Product Type High Performance Miniature Circuit Breaker
Brand ABB
Series S800HV
Application Commercial and Industrial
Cable Cross Section 50 sq-mm Top, 50 sq-mm Bottom
Collection S800HV
Current Limiting Class 3
Curve Type K
Degree of Pollution IP2
Degree of Protection IP20
Depth 82.5 mm
Height 142 mm
Housing Colour RAL 7035 Grey
Housing Material Insulation Group I, RAL 7035
Impulse Voltage 8 kV
Mounting Type DIN Rail
Number of Poles 3
Number of Protected Poles 3
Operational Temperature -25 deg C
Overvoltage Category 3
Pole Width 27 mm
Power Loss 5.1 W
Rated Current 8 A
Rated Frequency 50 Hz
Rated Impulse Withstand Voltage 8 kV
Rated Insulation Voltage 1000 V
Rated Short Circuit Current 4 kA
Rated Voltage 580 VAC, 1000 VAC
Release Type K
Standards and Approvals IEC/EN 60947-2, UL 1077
Tightening Torque 3.5 N-m
Trip Curve K Curve
Width 81 mm

Description

<p>The S800HV Series MCB is a robust and reliable miniature circuit breaker designed for commercial and industrial applications. With a rated current of 8 A, this device offers optimal protection for electrical circuits by preventing overloads and short circuits. Its impressive rated impulse withstand voltage of 8 kV ensures resilience against transient overvoltages, making it suitable for environments prone to electrical surges.</p><p>This MCB operates effectively within a wide range of voltages, supporting both 580 VAC and 1000 VAC systems. The rated insulation voltage stands at an impressive 1000 V, providing excellent safety margins in high-voltage scenarios. Featuring a breaking capacity of 4 kA at 1000 VAC, the S800HV ensures that any fault conditions are swiftly managed to minimize downtime and equipment damage.</p><p>Designed with practicality in mind, the S800HV Series features three poles and adheres to release type K characteristics. It has been tested under rigorous standards such as IEC/EN 60947-2 and UL 1077, guaranteeing compliance with international safety norms. The product&amp;#39;s degree of protection is IP20, offering basic protection against solid objects larger than 12 mm while ensuring user safety during operation.</p><p>Installation is straightforward thanks to its DIN rail mounting capability. The device measures a compact width of 81 mm, height of 142 mm, and depth of 82.5 mm—ideal dimensions for space-constrained panels or enclosures. To ensure secure connections, it supports cable cross-sections up to 50 sq-mm on both top and bottom terminals with a tightening torque requirement of just 3.5 N-m.</p><p>For enhanced operational performance across varying conditions, the S800HV operates efficiently at temperatures ranging from -25&amp;#176;C upwards—a testament to its durability in diverse climates typical in Australia’s industrial landscape.</p><p>With an overvoltage category rating of III and curve type K response characteristic tailored for specific application needs like motor loads or transformers—the S800HV provides tailored solutions without compromising on reliability or safety.</p><p>The housing comes in RAL 7035 grey—a neutral color that seamlessly integrates into most switchgear designs while maintaining aesthetic consistency across installations.</p><p>Overall, the S800HV Series MCB is engineered not only to meet but exceed expectations where dependable circuit protection is paramount; it&amp;#39;s an essential component for those seeking peace-of-mind through proven technology backed by stringent standards adherence.</p>
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