Hubbell Industrial Controls, Inc. 

4301 Cheyenne Drive, Archdale, NC  27263 

Phone (336) 434-2800  •  Fax (336) 434-2803 


Electronic Frequency Relay - Type 5330

General Information

The Electronic Frequency Relay (EFR) master/slave system is designed to be used with wound rotor motor controls.  The master unit is a complete frequency relay providing one point of frequency detection.  The master relay can be used as a stand-alone relay.  The slave unit must be used with the master unit and provides additional points of frequency detection


Drawings and Publications

Specifications
Application Data
Price List 5330
October 2011

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