ABB rc-eh800/600 surge suppressors

Why Choose the ABB RC-EH800/600 Surge Suppressor?

The ABB RC-EH800/600 (Part Number: SK829007-D) is a high-performance RC type surge suppressor designed to reduce overvoltage surge effects generated during contactor coil switching operations in industrial motor control systems. Engineered for ABB EH and EK series block contactors, this suppressor improves operational reliability while helping protect sensitive control circuitry and automation equipment from electrical transients.

Designed for industrial automation and power switching applications, the RC-EH800/600 provides effective suppression of voltage spikes generated when AC contactor coils are de-energised. Its compact DIN accessory format enables straightforward installation onto compatible ABB block contactors while supporting improved electromagnetic compatibility and reduced switching disturbances.

The ABB RC-EH800/600 is widely used by panel builders, OEM machine manufacturers and industrial automation engineers requiring dependable surge suppression for high-power industrial contactor assemblies. Its ABB-engineered compatibility ensures reliable long-term integration within demanding industrial environments.

Key Advantages

• Reduces overvoltage surge effects from contactor coil operation.
• Helps protect sensitive industrial control circuitry.
• Compatible with ABB EH and EK series block contactors.
• Improves EMC performance within automation systems.
• Compact industrial DIN accessory format.
• Suitable for demanding industrial switching applications.

Key Features

• ABB RC-EH800/600 surge suppressor.
• Part number: SK829007-D.
• RC type suppression module.
• 220–600 V AC operating voltage.
• Designed for ABB EH and EK block contactors.
• Reduces switching transients and voltage spikes.
• Compact industrial accessory construction.
• Industrial-grade surge suppression design.

Technical Specifications

• Manufacturer: ABB
• Series: RC Surge Suppressors
• Model: RC-EH800/600
• Part number: SK829007-D
• Product type: Surge suppressor
• Suppression type: RC circuit suppressor
• Rated operational voltage: 220–600 V AC
• Suitable contactors: EH370, EH550, EH700, EH800, EK370, EK550, EK1000, EHDB520, EHDB650, EHDB800, EHDB960
• Suitable product class: Block contactors
• Mounting type: Direct contactor accessory mounting
• Application: Coil overvoltage suppression
• Protection function: Reduction of switching transients
• Dimensions (W × H × D): 43 × 300 × 14 mm
• Weight: approx. 0.015 kg
• EAN: 7320500026687
• Standards: CE, UKCA, RoHS compliant

Reliable Coil Surge Protection for Industrial Automation

Surge suppressors are essential accessories used in industrial motor control systems to minimise voltage spikes created during contactor coil switching. The ABB RC-EH800/600 helps improve electrical reliability by reducing transient overvoltages that may otherwise affect nearby electronic equipment and control circuits.

ABB surge suppression accessories are engineered for demanding industrial environments where operational reliability, electromagnetic compatibility and long-term durability are critical. The RC-EH800/600 supports professional switchgear assembly while maintaining dependable transient suppression performance in industrial automation systems.

Typical Applications

• Industrial motor starters and switchgear.
• Motor control centres and MCC systems.
• Industrial automation and PLC panels.
• High-power industrial contactor assemblies.
• OEM machinery and production equipment.
• Electrical transient suppression applications.

Trusted by Industrial Automation Professionals

ABB surge suppression accessories such as the RC-EH800/600 are trusted worldwide for dependable transient protection, reliable contactor integration and long-term industrial durability.