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BE1-87G - Manual Change Information 7-1
SECTION 7 • MANUAL CHANGE INFORMATION
SUMMARY AND CROSS REFERENCE GUIDE
This section contains information concerning the previous editions of the manual. The substantive changes
to date are summarized in Table 7-1.
Table 7-1. BE1-87G Changes
Revision Summary Of Changes ECA/ECO/Date
A
Added qualifications to specifications listing, revised isolation test and
dielectric test.
05-12-86/7820
B
Grammatical changes to specifications, changed comparator
functional description and operational test procedure.
10-07-86/8199
C
Added Power Supply Status Output Option 3-6 03-13-87/8485
D
Physically removed Power ON/OFF switch and added stabilizing
reactor. Added illustrations for typical connections, sensing input
connections, test setup, extended operational characteristics, and
pickup response timing. Added table for current sensing burden and
functional description of stabilizing reactor, setting the relay, and
setting the relay example.
03-06-
91/11227
E
Changed Figure 1-1 and 1-2, and added Warning pages 1-1 and 4-2. 07-17-
91/12091
F
Changed pickup accuracy for I
R
> 5 A from 30 A, ±5% to 20 A, ±8% of
the operate pickup characteristic or 150 mA, whichever is greater.
07-30-
91/12100
G
Added I
2
t rating of Stabilizing Reactor and new Figure 4-1, Stabilizing
Reactor Impedance Characteristics.
10-17-
91/12223
H
Added sensing input range 2 (one ampere nominal) to the available
models. Changed high speed operation from 20 milliseconds to 30
milliseconds. Changed all connection diagrams to include ground
connections where applicable. Added internal connection diagrams.
Corrected Table 1-1 Clarified
Setting Example
for motor differential
application, and added
Setting Example Number Two
, generator
differential application. Divided
Section 4
into two sections. The new
Section 5
, is
Testing And Setting
the relay.
05-03-
96/15555
J
Reformatted manual to current standards. Page 1-2, corrected Figure
1-2. Page 1-4, last paragraph, changed “Terminals 7, 13, and 14 are
provided for convenience . . .” to “Terminals 7, 13, and 17 are provided
for convenience . . .”. Corrected Figures 4-11 and 4-12. Updated this
section to show changes.
05-12-99/4392