Frequency Relays  
Detection of increasing or decreasing frequency in AC systems up to 400V. Bender frequency relays incorporate an easily accessible potentiometer for adjustable over - or under frequency set points. 
Please refer to the table below to determine which frequency relay is suited for your application.
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Left mouse click on type (table) or flag symbol for datasheet in pdf. format

      frequency relays, industrial relays
BENDER System Adjust. Hz  Response Article #
Type Voltage Un Hz range  Range Time   
         

Frequency AC

        
SFE140 AC120V 0.5-3 Hz 50-60Hz <1sec. B925501
SFE140 AC110V 0.5-3 Hz 50-60Hz <1sec. B925502
SFE140 AC230V 0.5-3 Hz 50-60Hz <1sec. B925503
SFE140 AC400V 0.5-3 Hz 50-60Hz <1sec. B925504
         

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Please contact us at (800) 356-4266 or Fax. (610) 383-7100 for technical assistance or sales support. e-mail: info@benderrelay.com
Bender Inc. 700 Fox Chase, Coatesville, PA 19320

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