516 



ELECTRICAL EQUIPMENT 



Aux. 

 Switch 



-Trip Coil 



in 



Current 

 Transformers 



Resistance 



Rela7 



Terminal 

 Board 



FIG. 320. Connections for Dynamometer-type Reverse-power Relay. 

 Three-phase Ungrounded Circuit. 



FIG. 321. Connections for Dynamometer-type Reverse-power Relay. 

 Three-phase Circuit with Grounded Neutral. 



