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at which right contacts were set to close
\6
14
12
10
t
8
0
G)
ell
.5
-�
6
.... ..
4
2
0
0
Vl
0'
0
Q
0
0
0
�
f2
20
40
60
80
Per cent of voltag e required to close l eft contact
3.
Fig.
Time-voltage curves for Type
L{)
0
Time to close right contacts when voltage is suddenly
reduced from value equal to or greater than voltage
r equired to close l e ft contact
Time to close left contacts when voltage
increased from zero to the values on the curve.
100
120
140
160
IAV53A
relay
to values on the curve.
is
suddenly
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u -
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=� ... f---
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_ o <»
0
50%
&g :J
60%
.E "§ .e
80 % �
g
0
�;::: "§
0.. �
0
180
200
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i:
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