GE IAV51A Instructions Manual page 5

at which right contacts were set to close
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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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