Motor control center (MCC) units with slidable shutters

Motor control center (MCC) units with slidable shutters

Motor control centers have units or buckets with an operator mechanism with a retractable power stab assembly and one or more sliding shutters that controllably block access to a stab isolation port based on position of the operator disconnect handle using an attached shutter cam that slides the shu...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Beard, Alfred Gregory, Yee, Edgar, Kroushl, Daniel Boyd
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLYOR DISTRIBUTION OF ELECTRIC POWER
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
GENERATION
RELAYS
SELECTORS
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Beschreibung
Zusammenfassung:Motor control centers have units or buckets with an operator mechanism with a retractable power stab assembly and one or more sliding shutters that controllably block access to a stab isolation port based on position of the operator disconnect handle using an attached shutter cam that slides the shutter right and left.