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Westinghouse C0-2 Installation, Operation & Maintenance Instructions Manual page 39

Circuit opening overcurrent relay

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T Y P E C O C I R C U I T OP EN I N G R E LAY
1 40
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1 20
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80
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en
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(..)
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en
60
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>40
--+
20
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2
3
MU l T I P l ES OF TAP V A L U E CU R R E N T
4 .
Fig.
Typical Time Curves o f the Type CO-S R e /py.
CU RV E
T Y P I C A L T I M E cu R V ES
o v E R CU R R EN T R E l A Y
T Y P E C0-5
50- 60 C YC L ES
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T I M E D I A L S E T T I N G
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1 0
9
5
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I . L . 4 1 · 1 03 E
4 1 8 245
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