(11) Shutdown and lockout the units for emergency conditions. (12) Trip only the motor circuit breaker. ... The protective devices, and their ijnctions, provided for the line and breaker are listed jelow: ( 1 ) Device 27-3a Polyphase instantaneousanbsp;...
|Title||:||Technical Record of Design and Construction|
|Author||:||United States. Bureau of Reclamation|