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The
po t e n t i a l
( XA,
X B,
a nd XC )
F i g u r e
5 .
The
ba s e
r each
to
s e c t ion o f t h i s book .
conne c t ed
to
the
r e spec t i v e l y .
o f 3 . 0 ohms a nd the l eads a r e con nect ed a s fo l lows:
l ead C
l ead B
l ead A
A
ba s e
tap
s ho u l d
be
r o t a t e d
s e t t i ng i s expos ed .
F i g u r e
2 3
r emoved .
Th i s
adju s tmen t s o t h e r t han the ba s e r each tap d e s c r ibed above .
The
d i a l
c a l i b r a t ed
d i r e c t l y
i nd i ca t i ng
t h e
t h e u n i t s and d e c ima l d i g i t s .
s e t t i ng o f 8 4 % .
mu s t
be
d i s e ngaged
t o cha n g e t h e r e s t r a i n t s e t t i ng b u t shou l d b e engaged aga i n a f t e r t h e
d e s i r ed s e t t i ng i s made .
T h e
o t h e r
po t e n t i om e t e r s
adju s tme n t s
a r e
r eadju s tme n t .
r e commended p rocedu r e s i f adju s tment i s r equ i r e d .
The s e
r e l a y s,
w i l l
be
s h i pped
Immed i a t e l y
upon
s u s t a i ne d
in
t r an s i t .
h a nd l i n g
i s
e v i de n t,
t r a n s po r t a t i on
E l e c t r i c Sa l e s O f f i ce .
Rea sonab l e
o r d e r
t h a t
none
d i s t u rbed .
I f t h e r e l a y s a r e no t to be i n s ta l l ed i mmed i a t e l y ,
s to r ed
i n
t he i r
mo i s t u r e,
d u s t
ou t s i d e o f t h e c a s e ma y f i nd i t s way i ns i d e whe n t h e cove r
a n d cau s e t roub l e i n the ope r a t ion o f t h e r e l a y .
t r a n s forme r s
a r e mou n t ed a t
tap block
be low
t h e
va l u e
d e t e rm i ned
The t h r e e leads t a g ged, A,
d e s i r ed
ohm i c
FOR EXAMPLE,
F i g u r e 5 shows a ba s e r each
------+
pos i t ion l
------+
pos i t ion 4
-+-
pos i t ion 7
-----
i nd i ca to r
i s
u nt i l
the
numbe r
shows
a
f r ont
v i ew
shows
the
o f
t h e
r e s t r a i n t
i n
pe r ce n t
lO's d i g i t
and
The d i a l can be adju s t ed f rom 1 0 % to 1 1 0 % .
( by
t u r n i ng
adju s t m e n t s
loca t e d
on
p r i n t ed
s e t
i n
t h e
f a c t o r y
See the
ACCEPTANCE TESTS
RECEIVING, HANDLING, AND STORAGE
when
not
i n c l uded
i n
c a r tons
d e s i g ned
r ece ipt
of
If
i nju r y
f i l e
company
and
prompt l y
ca r e
s hou l d
be
o f
the
pa r t s
o r i g i na l
c a r tons
a nd m e t a l l i c
c h i ps .
GE K-49861
( TA,
TB,
and
TC )
t h e
r e a r o f
the
t r a n s a c to r s
i n
the
CALCULATION
va l u e
l ab e l e d
prov i ded
on
t h e
co r r e spond i ng
v i ew
of
the
r e lay
t a r g e t s,
the
t e l ephone
s e t t i n g
po t e n t i om e t e r
w i t h
t h e
the
two d i g i t s on
An examp l e i s s hown i n F i g u r e 7 w i t h a
the
l ev e r
cou n t e r c lock w i s e )
i n d i ca t e d
i n
c i r c u i t
ca r ds .
and
s hou l d
s e c t ion o f
as
a
pa r t
to p r o t e c t
a
r e l a y,
exam i n e
o r
damage
a
dama g e
c l a i m
no t i f y
ex e r c i s e d
i n
a r e
i nju r ed
i n
a
p l a c e
Fo r e i g n ma t t e r
16
and
t h e
t r a n s a c to r s
t h e
c r a d l e a s
s hown
i s
u s e d
to
OF
B,
and C s hou l d be
¢A,
¢B,
( ZRI )
namepl a t e .
The
to
t h e
ba s e
w i t h
t h e
namepl a t e
r e l a y
( T )
numb e r
i n
t h e
t h e
d i a l
i nd i ca t i ng
F i g u r e
2 3
a r e
Mos t
o f
not
norma l l y
th i s book
o f
a
con t r o l
t hem
aga i n s t
i t
f o r
a n y
r es u l t i ng
f rom
a t
o n c e
w i t h
t h e
n e a r e s t
unpa c k i ng
t h e
o r
t h e
a dju s tm e n t s
t h e y s hou l d b e
t h a t
i s
f r e e
col l e c t ed
i s r emove d
i n
s e t
t h e
SETTINGS
a n d
¢C
s e t t i ng
k nob
r ea ch
a n d
a l l
i s
w i n dow
The l o c k
i n
o r d e r
t r i m
t h e s e
r equ i r e
fo r
t h e
pa ne l ,
dama g e .
damage
r ou g h
t h e
G e n e r a l
r e l a y
i n
f rom
on
t h e
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