18 Publication 2100-IN012C-EN-P - April 2009
Chapter 1 General Information
F
(1)
All sizes Redesign of gasketing, wraparound and unit support pan for Bulletin 700 line
October 1982
G
(1)
All sizes Redesign of gasketing, wraparound and unit support pan for Bulletin 500 line
October 1982
H
(1)
All sizes Changed to new door, circuit breaker mechanism and control station
April 1984
J
(1)
Size 5 Changed to Bulletin 500 series L October 1984
Size 3 Changed to new PCP 100A disconnect December 1988
Size 6 Changed to Bulletin 500 series B starters October 1988
K
Size 1-5 CB
units and size
1-2 disc units
Changed handle, operating mechanism and circuit breaker to Cutler-Hammer series
C, 150 A, 250 A, 400 A frame October 1986
L
21A through
54A
Changed to Bulletin 100 line contactors in 21 A, 30 A, 45 A SMC units and original
design 24 A, 35 A, 54 A SMC units
November 1989
M
All sizes Changed to new unit grounding system and 600 A, 800 A, 1200 A bolted pressure
switch
May 1990
N
All sizes Changed to PCP 200 A and 400 A disconnect, rerated vacuum Bulletin 2112 and
2113 and new pilot device offerings
January 1993
P
0.5 SF CB units
2103L, 2113,
2193
External auxiliary on circuit breakers
April 1994
Q
All sizes and
ratings
New disconnect external auxiliary contacts and new 600 A...1200 A circuit breaker
operating mechanism
May 1996
R
SMC units Redesign and upgrade of ratings for 24 A...500 A SMC-2 and SMC-PLUS units.
Original design of SMC Dialog Plus units
August 1997
1200A 2193 Redesign of 1200A, 2193F and 2193M units November 1997
800A 2193 Changed circuit breakers to MDL Frame November 1998
225A 2193F Changed circuit breakers from J Frame to F Frame October 1999
T
2000A 2193 Changed to flange mounted operating handle November 2000
All sizes Changed the Bulletin 800MR and Bulletin 800T-PS pilot devices to Bulletin 800Es November 2000
All 1.5 space
factor units
Changed unit bottom plate
November 2000
U
All except
2100-SD1
Changed to new Bulletin 1497 control circuit transformer
July 2001
2100-SD1 Changed smoke detector head and base components November 2001
2100 Units
Series
Letter
Scope Description of Change Date Implemented
in U.S.
To Next Page
Loading...