ABB CV-21 User Manual

I.L. 41-201.2G
10
TYPE CV FREQUENCY
COMPENSATED VOLTAGE RELAY
Figure 7: Typical Time Curves of the Type CV-21 Long Time Undervoltage Relay.
Sub 1
418250
TIME DIAL SETTING
11
10
9
8
7
6
5
4
3
2
11
10
9
8
7
6
5
4
3
2
1
1/2
TYPICAL TIME CURVES
TYPE CV-2
UNDER VOLTAGE RELAY
60 CYCLES
2
3
4
5
6
7
8
9
10
11
32
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
0
SECONDS
0 102030405060708090100

ABB CV-21 Specifications

General

Brand	ABB
Model	CV-21
Category	Relays
Language	English