ABB K-Line Plus KP-8 User Manual

NOTE: This Instruction Book is provided solely for the convenience of the
purchaser, and does not purport to cover all details or variations in equipment nor
to provide for every possible contingency to be met in connection with installation,
operation, or maintenance. Should further information be desired or should
particular problems arise which are not covered sufficiently for the purchaser’s
purposes, the matter should be referred to the nearest Sales Representative.
CONTENTS
PAGE
INTRODUCTION ........................................................................................................................ 3
QUICK REFERENCE FOR UNCRATING, INSPECTION, AND INSTALLATION ........................ 3
CIRCUIT BREAKER ESCUTCHEON FEATURES ..................................................................... 4
CIRCUIT BREAKER INTERNAL COMPONENTS ...................................................................... 6
K-LINE PLUS CIRCUIT BREAKER CRADLE FEATURES ......................................................... 7
SOLID STATE TRIP SYSTEM .................................................................................................... 8
OPERATING SEQUENCE FOR ELECTRICALLY OPERATED (EO)CIRCUIT BREAKERS ...... 9
CLOSING SPRING OPERATION (MO) .................................................................................... 10
INSTALLATION, INITIAL TESTING, AND REMOVAL .............................................................. 10
MAINTENANCE AND INSPECTION ........................................................................................ 14
ADJUSTMENTS ........................................................................................................... 16
SLOW CLOSE PROCEDURE ....................................................................................... 16
CONTACT PRESSURE ................................................................................................ 17
MECHANISM ................................................................................................................ 17
PROCEDURE FOR FIELD TESTING THE MPSC-2000 SOLID STATE TRIP SYSTEM .......... 19
DIELECTRIC WITHSTAND TESTS ON POWER AND CONTROL CIRCUITS ........................ 21
LUBRICATION ......................................................................................................................... 21
RENEWAL PARTS ................................................................................................................... 22

ABB K-Line Plus KP-8 Specifications

General

Brand	ABB
Model	K-Line Plus KP-8
Category	Circuit breakers
Language	English