Publication 2100-IN012B-EN-P - April 2005
1-6 General Information
Series Number and Series
ID as Manufactured in the
U.S.
Table 1.A Sections
ATTENTION
Read Tables 1.A through 1.D BEFORE adding new
sections or units to an existing CENTERLINE Motor
Control Center.
Sections
Series
Letter
Scope Description of Change Date Implemented
in U.S.
A
(1)
— Original design
February 1971
B
(1)
All Changed terminal blocks
November 1976
C
(1)
All Elimination of external mounting channels
June 1979
D
(1)
All Reverse fed 2192’s and 2193’s
April 1981
E
(1)
All All redesign gasketing
October 1982
F
(1)
All Modified top horizontal wireway pan to accept units with handle interlock in topmost space factor
October 1983
G
(1)
42K 42K bracing-incorporates new bus support & cover
January 1985
G
(1)
65K 65K bracing-incorporates new bus support & cover
July 1985
H All New hinge design January 1986
J All Changed handle, operating mechanism and circuit breaker to Westinghouse series October 1986
K All Changed to new unit grounding system 5.90 May 1990
L All Changed to new 600A - 1200A circuit breaker operating mechanism February 1996
M All Changed to serpentine DeviceNet cabling system May 2001
(1)
Replacement and renewal parts are no longer supported. Consult MCC Technical Support.
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