Eaton Magnum DS - Page 19

Technical Data
Effective: May 1998 Page 19
TD.44A.01.T.E
Cutler-Hammer
HV 600/347 (Max.) Wye
To Distribution Equipment
CBA
321
AM
51N
Pulser
Resistor
Grounding
Resistor
G
High-Resistance
Grounding Assembly
Test
Resistor
Control
Circuit
CLF
CLF
CLF
GR
W
N
N
HV 600/347V (Max.) Wye
To Distribution Equipment
CBAN
321N
AM
59N
Pulser
Resistor
Grounding
Resistor
G
High-Resistance
Grounding Assembly
Test
Resistor
Control
Circuit
CLF
CLF
CLF
G
R
W
HV 600 (Max.) Delta
To Distribution Equipment
CBA
321
AM 51N
Pulser
Resistor
Grounding
Resistor
G
High-Resistance
Grounding Assembly
Test
Resistor
Control
Circuit
CLF
CLF
CLF
G
R
W
Artificial
Neutral
Zig-Zag
Connected
Grounding
Transformers
HV 600 (Max.) Delta
To Distribution Equipment
CBA
321
AM
59N
Pulser
Resistor
Grounding
Resistor
G
High-Resistance
Grounding Assembly
Test
Resistor
Control
Circuit
CLF
CLF
CLF
G
R
W
Artificial
Neutral
Zig-Zag
Connected
Grounding
Transformers
HV 600 (Max.) Delta
To Distribution Equipment
CBA
321
AM
51N
Pulser Resistor
Grounding Resistor
G
High-Resistance
Grounding Assembly
Test
Resistor
Control
Circuit
CLF
CLF
CLF
G
R
W
Artificial
Neutral
Wye-Broken
Delta
Connected
Grounding
Transformers
HV 600 (Max.) Delta
To Distribution Equipment
CBA
321
AM
59N
Pulser Resistor
Grounding Resistor
G
High-Resistance
Grounding Assembly
Test
Resistor
Control
Circuit
CLF
CLF
CLF
G
R
W
Artificial
Neutral
Wye-Broken
Delta
Connected
Grounding
Transformers
Magnum DS
Metal-Enclosed
Low-Voltage Switchgear
Application
Figure A7: 4-Wire System – Fault Detection via Current Relay Figure A8: 4-Wire System – Fault Detection via Voltmeter Relay
Figure A9: 3-Wire System – Zig-Zag Grounding Transformers
Fault Detection via Current Relay
Figure A10: 3-Wire System – Zig-Zag Grounding Transformers
Fault Detection via Voltmeter Relay
Figure A11: 3-Wire System – Wye-Broken Delta Grounding
Transformers Fault Detection via Current Relay
Figure A12: 3-Wire System – Wye-Broken Delta Grounding
Transformers Fault Detection via Voltmeter Relay
www . ElectricalPartManuals . com