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Frequency Relays
Frequency relays monitor for overshooting and undershooting against the set frequency thresholds in 50 Hz or 60 Hz systems.
SFE140
Frequency Relay for AC Systems
The SFE140 series monitors AC systems for underfrequency and overfrequency. The response value is set by means of a rotary switch. An external supply voltage is not required.
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700 Fox Chase - Coatesville PA 19320 USA
Phone: 610-383-9200 / Fax: 610-383-7100 - Toll Free: 1-800-356-4266
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