-
2 -
1/05
Full Load Amps
# of Conductors through
each Phase (A, B and C)
MULT Setting
(CT ratio)
2.0 - 2.5
10
10
2.6 - 3.0
9
9
3.1 - 3.5
8
8
3.6 - 4.0
7
7
4.1 - 5.0
6
6
5.1 - 6.0
5
5
6.1 - 8.0
4
4
8.1 – 12
3
3
13 – 25
2
2
26 – 90
1
1
À
EXTERNAL CTs REQUIRED*. SEE FIGURE 2 FOR WIRING EXTERNAL CTs.
À
91 - 110
5
100 (100:5)
111 - 160
5
150 (150:5)
161 - 220
5
200 (200:5)
221 - 320
5
300 (300:5)
321 - 420
5
400 (400:5)
421 - 520
5
500 (500:5)
521 - 620
5
600 (600:5)
621 - 800
5
800 (800:5)
*The high temperature signal detection may be compromised when using external CTs.
Table 1: Wiring Configuration Based on Motor Full Load Amps
Figure 1: Typical Wiring Diagram for FLA of 26-90