• Ground Fault Products
  • For Grounded Systems
    • AC Systems
    • DC Systems
    • AC/DC Systems
    • Location Systems
    • Current Transformers
  • For Ungrounded Systems
    • Low Voltage AC/DC
    • Main AC/DC Systems
    • Offline Systems
    • Location Systems
    • Portable Location
    • Voltage Couplers
  •  
  • Product Selector
• GFCIs
  • Information
  • Obtain Part Number
• Protective Relays
  • Voltage Relays
  • Current Relays
  • Asymmetry Relays
  • Phase Relays
  • Frequency Relays
  • Continuity Relays
• Accessories
  • Communication
    • Gateway Devices
    • Converters & Repeaters
  • External Meters
  • Power Supplies

Frequency Relays Frequency relays monitor for overshooting and undershooting against the set frequency thresholds in 50 Hz or 60 Hz systems.

700 Fox Chase - Coatesville PA 19320 USA Phone: 610-383-9200 / Fax: 610-383-7100 - Toll Free: 1-800-356-4266 To request more information, use our online form or email us at: info@bender.org