CF/CS30 ATEX series: Electromechanical power relays with Atex approval - GavazziAutomation
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September 30, 2025

CF/CS30 ATEX series: Electromechanical power relays with Atex approval

High-reliability standard for hazardous applications.

Press release

Data sheet

Details

  • Terminal versions: CF Fast-on and CS Soldering (PCB)
  • Coil Voltages:
    o AC: (24, 120, 220, 240, 277 VAC)
    o DC: (6, 12, 24, 48 VDC)
  • Contacts configuration:
    o 2 change over contacts (DPDT) 30 A
    o 2 normally open contacts (DPST) 30 A
  • Dimensions:
    o CF: H 68.6 mm x W 34 mm x D 26 mm
    o CS: H 52 mm x W 34 mm x D 27 mm
  • Operating temperature: -40°C to +85°C
  • Max. switching voltage: 600 VAC
  • Surge Voltage (coil-to-contacts): 10 kV
  • Mechanical endurance: 10×106 ops
  • Electrical endurance:
    o General Use 85°C 1x105 ops
    o Resistive 85°C 4x104 ops
  • Certifications: UL508, ATEX TÜV, NWFR UL

The CF/CS 30 ATEX series is fully compliant with ATEX (TÜV) and NWFR (UL) certifications, essential for environments where explosive atmospheres may be present due to flammable gases or combustible dust. This series is also strategically suitable for Magnetic Motor Controller applications in Zone-classified hazardous locations, as defined by UL, making it ideal for systems using flammable refrigerants in line with the latest safety standards.
 

The relay’s housing material meets the stringent GWT 750°C (Glow Wire Test) standard, ensuring superior fire resistance by simulating the risk of fire from overheated electrical components.
 

Available in CF Fast-on and CS Soldering (PCB) terminal versions, this series supports both AC and DC coil voltages and offers 2 changeover (DPDT) or 2 normally open (DPST) 30A contacts.
 

This makes the CF/CS 30 ATEX series highly versatile for a wide range of demanding industrial applications.
 

“The CF/CS 30 ATEX series expands our current CF/CS 30 offering with a solution that meets the latest regulatory requirements, including increased charge limits and the use of low-GWP refrigerants,” says Matteo Pinciroli, International Product Specialist. “This allows OEMs to adapt their HVACR equipment for use with flammable refrigerants while ensuring maximum reliability and quality in the production process. Being listed in UL’s dedicated category also enhances product visibility and ease of selection for our customers. With this launch, we continue to strengthen Carlo Gavazzi’s portfolio with one of the most reliable Electromechanical Power Relays available on the market.”


For further information: 
Carlo Gavazzi Automation SpA - Via Milano 13 – 20045 Lainate (MI) - Italy 
Marketing and Communication - info@gavazziautomation.com - www.gavazziautomation.com

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