User`s guide

V3-T9-212 Volume 3—Power Distribution and Control Assemblies CA08100004E—November 2013 www.eaton.com
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9.4
Metering Devices, Protective Relays, Software and Connectivity
Protective Relays
Trip Curve Charts
Digitrip 3000 With Dual-Source Power Supply
Burden Curves
Digitrip 3000 With Dual-Source Power Supply CT Power
Volt-Ampere Curves
Wiring Diagrams
Digitrip 3001
Typical wiring diagram for the fixed mount version.
CT Burden — Z, Ohms
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
CT Current — Amperes
Total Burden, With Vac, 3-Phase I
Total Burden, With Vac, 1-Phase I
CT Power in Volt-Amperes
CT Current — Amperes
CT Power in VA, With Vac, 3-Phase I
CT Power in VA, No Vac, 3-Phase I
0
10
20
30
40
50
60
70
80
0 5 10 15 20 25 30 35 40 45 50
CT Power in VA, With Vac, 1-Phase I
CT Power in VA, No Vac, 1-Phase I