ABB CV-21 - Page 9

I.L. 41-201.2G
9
TYPE CV FREQUENCY
COMPENSATED VOLTAGE RELAY
Figure 6: Internal Schematic for Type CV (D.P.S.T.) with Instantaneous Indicating Voltage Attachment in Type FT-11 Case
Sub 1
418251
11
10
9
8
7
6
5
4
3
2
1
1/2
TIME DIAL SETTING
TYPICAL TIME CURVES
TYPE CV-1
UNDER VOLTAGE RELAY
60 CYCLES
PERCENT TAP VALUE VOLTAGE
SECONDS
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
0
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