Neutral Se With Ground Fault; Solid Neutral - Eaton Cutler-Hammer O & M Manual

IB01602002E
Load
Connections
Source
Connections
Ground
Connections
Figure 3-7 Neutral SE
with Ground Fault
NOTICE
Not all options are available for all transfer switch
configurations. If in doubt, check Price List 29-920
for the availability of options for a specific transfer
switch design. The option numbers used here corre-
spond to the numbers used in the price list.
14. Relay Auxiliary Contacts
Provides Form "C" relay auxiliary contacts.
C. Source 1 Available: Provides 4 Form "C" relay auxil-
iary contacts. The relay is energized when Source
1 is available.
D. Source 2 Available: Provides 4 Form "C" relay auxil-
iary contacts. The relay is energized when Source
2 is available.
16. Integral Overcurrent Protection
Provides thermal-magnetic overcurrent protection inte-
gral to the power switching device(s). All Feature 16
options include a "Lockout" function. If the power switch-
ing breaker trips on an overcurrent condition then
"Lockout" is displayed on the Automatic Transfer Switch
Controller display and automatic operation is prevented
until the appropriate source is manually reset.
B. Both Power Source Switching Devices: Provides
integral overcurrent protection on both Source 1
Effective 10/02
Load
Connections
Source
Connections
Ground
Connections
Figure 3-8 Solid Neutral
and Source 2 power switching devices.
E. Source 2 Power Switching Device: Provides inte-
gral overcurrent protection on the Source 2 power
switching device.
N. Source 1 Power Switching Device: Provides inte-
gral overcurrent protection on the Source 1 power
switching device.
17C. High Withstand Power Switching Devices
Provides power switching devices with a higher with-
stand rating on fixed mounted SPB type transfer switch-
es 800A - 1200A.
18. Metering and Communications
The IQ Family of microprocessor-based multi-function
monitoring and display devices features the latest tech-
nological advances in metering and communications
capabilities. Feature 18 metering options include all
required external devices (CT's etc.) for a fully function-
ing metering system.
O. IQ Analyzer - Source 1 Line Side Metering: Provides
an IQ Analyzer for monitoring the Source 1 line side
circuit.
P. IQ Analyzer - Source 2 Line Side Metering: Provides
an IQ Analyzer for monitoring the Source 2 line side
circuit.
Q. IQ Analyzer with Selector Switch for Source 1 or
Source 2 Line Side Metering: Provides an IQ
Analyzer with a source selector switch for monitor-
ing the Source 1 or Source 2 line side circuit.
R. IQ DP-4000 - Source 1 Line Side Metering:
Provides an IQ DP-4000 for monitoring the Source 1
line side circuit.
S. IQ DP-4000 - Source 2 Line Side Metering:
Provides an IQ DP-4000 for monitoring the Source 2
line side circuit.
T. IQ DP-4000 with Selector Switch for Source 1 or
Source 2 Line Side Metering: Provides an IQ DP-
4000 with a source selector switch for monitoring
the Source 1 or Source 2 line side circuit.
20A. Rear Bus Connections
Provides Source 1, Source 2 and Load Circuit rear
accessable bus stabs with provision for bus bar connec-
tion.
21A. Optional Power Cable Connection Terminals
Provides alternate power cable connection terminals.
Consult Cutler-Hammer for available optional terminal
sizes.
Page 9