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Relays

Class 7001 Type K Relays

By Electric Controller and Manufacturing Company  
Type K relay are built to withstand severe service. They are recommended for use on heavy industrial DC drives such as cranes and mill auxiliaries

Class 7001 Type SSI DC Acceleration Module

By Electric Controller and Manufacturing Company  
The SSI accelerating modules are recommended for use in DC motor circuits and are used to control the closure of the accelerating contactors. They are frequently used on DC crane control and mill auxiliary control panels