Eaton DT3000 - Page 86

I.B. 17555C
Effective November 1999
Page B10
Fig. B-7 Digitrip 3010/3020 Protective Relay Burden Curves - OHMS
Fig. B-8 Digitrip 3010/3020 Protective Relay Burden Curves - Power in VA
DT3000 With Dual-Source Power Supply Burden Curves
0
0.02
0.04
0.06
0.08
0.1
0.12
0.14
0.16
0.18
0 5 10 15 20 25 30 35 40 45 50
CT Current - Amps
CT Burden - Z, Ohms
Total Burden, With
Vac, 3 Phase I
Total Burden, No
Vac, 3 Phase I
Total Burden, With
Vac, 1 Phase I
Total Burden, No
Vac, 1 Phase I
DT3000 With Dual-Source Power Supply CT Power Volt-Ampere Curves
0
10
20
30
40
50
60
70
80
0 5 10 15 20 25 30 35 40 45 50
CT Current - Amps
CT Power in Volt-amperes
CT Power in VA,
With Vac, 3 Phase I
CT Power in VA, No
Vac, 3 Phase I
CT Power in VA,
With Vac, 1 Phase I
CT Power in VA, No
Vac, 1 Phase I