Powerpact B Frame Circuit Breakers Page 5 Table of Contents

PowerPact B-Frame 15 to 125 A Circuit Breakers Table of Contents Introduction ........................................................................................................9 Characteristics.................................................................................................9 Introduction................................................................................................9 Dual-Break Rotating Contacts .....................................................................9 Reduced Let-Through Currents .................................................................10 Internal Operating Mechanism...................................................................10 Handle Position Indication.........................................................................10 Characteristics Indicated on the Faceplate Label ........................................11 Codes and Standards ...............................................................................11 Circuit Breaker Applications ......................................................................12 Performance and Ratings ...............................................................................13 PowerPact B-Frame Circuit Breakers.........................................................13 Circuit Breaker Ratings .............................................................................13 Reverse Feeding of Circuit Breakers..........................................................13 Special Ratings ........................................................................................14 400 Hz Applications..................................................................................15 Circuit Breaker Specifications....................................................................16 Automatic Molded Case Switch Specifications..................................................18 Automatic Switch Functions ......................................................................18 Automatic Switch Protection......................................................................18 Automatic Molded Case Switch Specifications............................................19 Trip Units.......................................................................................................20 Circuit Breaker Mounting Positions ..................................................................20 Catalog Numbering ........................................................................................21 I-Line Circuit Breakers ....................................................................................22 Trip Unit Options ............................................................................................22 Terminations..................................................................................................23 Accessories and Auxiliaries ..........................................................................24 Accessory Overview.......................................................................................24 Accessory Compatability ................................................................................25 Power Connections ........................................................................................26 Multiple Types of Power Connections.........................................................26 EverLink Lug Connector............................................................................26 Terminal Nut Connectors...........................................................................28 Mechanical Lug Kits..................................................................................30 Torque-Limiting Breakaway Bits.................................................................30 Insulation of Live Parts ...................................................................................31 Long Terminal Shields (IP40).....................................................................31 Interphase Barriers...................................................................................31 Rear Insulating Screens............................................................................31 Insulation Accessories....................................................................................32 Insulation of Connectors .................................................................................33 Selection of Electrical Auxiliaries .....................................................................34 Electrical Auxiliaries..................................................................................34 Electrical Accessory Connections ..............................................................35 0611CT1603 5

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