Eaton COOPER POWER SERIES - Page 11

1:1 Isolation
Transformer
CL-6 Panel
L L
G
N
240V 240V
N
Common-N
240V-L
120V-L
TB
2
-7
TB
2
-8
TB
2
-5, 6
240V External
Source
Neutral connected to
ground at panel to
shunt HV to LV faults/
leakage to Earth
Ground. Can't be
removed.
Earth Ground not
carried to panel.
Eaton supplied 2:1 Auto
Transformer on Control
Cabinet Back Panel
To assure isolation
from Earth Ground
check continuity of
each of the leads of
the isolation
transformer to G
before connecting
leads to control panel.
Core may or may
not be tied to Earth
G
1:1 Isolation
Transformer
Core may or may
not be tied to Earth
To assure isolation from
Earth Ground check
continuity of each of
the leads of the
isolation transformer to
G before connecting
leads to control panel.
CL-6 Panel
Neutral connected to
ground at panel to
shunt HV to LV faults/
leakage to Earth
Ground. Can't be
removed.
L L
G
N
240V 240V
N
Common-N
240V-L
120V-L
TB
2
-7
TB
2
-8
TB
2
-5, 6
240V External
Source
Eaton supplied 2:1 Auto
Transformer on Control
Cabinet Back Panel
G
Figure 1-2. 240 Vac application with Eaton 240 V control - Option 1.
Figure 1-3. 240 Vac application with Eaton 240 V control - Option 2.
5
CL-6 SERIES CONTROL INSTALLATION, OPERATION, AND MAINTENANCE INSTRUCTIONS MN225016EN January 2016