ABB 511 Series - Page 14

IB
-
7.2
.
1.7
-
1
PAGE
14
SOLID
-
STATE
OVERCURRENT
RELAYS
1800
©
600
300
-
60
o
X
CO
UJ
30
o
>
-
o
'
6
'
5
-
4
'
3
2
o
o
CN
CURRENT
IN
MULTIPLES
OF
SETTING
TYPE
51
YM
LONG
TIME
,
VERY
INVERSE
TCC
605811
JULY
6
,
1972
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