41-973.5R
16
Type PM Line of Relays For Pilot Wire Monitoring
And Transferred Tripping
F
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re 4
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FT
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.
Fi
gur
e 5:
In
ter
n
al
Sch
e
m
a
tic
o
f T
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PMA-1
R
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FT
-21
ca
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- 12
0 v
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60
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ppl
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ine
s
.
Sub 1
187
A191
Sub 1
187
A192