External Accessories
Cell Switches
Hazardous Voltage.
Will cause severe injury or death.
Do not attempt to i nstall Cell Switch
accessory into Stationary Drawout
Element with voltage present.
CAUTION: Do not attempt to install an accessory with
the breaker "Closed" or "Charged". Make certain
breaker is "Open" and " Discharged" as shown above.
Personal injury or mechanical damage may occur.
Cell Switch Accessory Kit
Cell Switches on Drawout Mechanism
Cell switches are used on drawout S8 breakers as signal
contacts to i ndicate when the moveable drawout element is
in a position other than the connected position. The position
of the moveable drawout element is indicated by the open/
closed status of the cell switches as follows:
"A" or "NO" contacts - Open when the moveable drawout
element is in the test, unlocked, or
withdrawn position.
Closed when the moveable draw
out element is in the connected
position.
A
DANGER
"8" or "NC" contacts - Closed when the moveable draw
out element i s in the test, unlocked,
or withdrawn position.
Open when the moveable draw
out element is in the connected
position.
A maximum of four "A" and "8" cell switches may be
installed in a breaker. The switch contact ratings are given
in the following table.
Switch Contact Ratings
Supply Voltage
1 20 VAC
240 VAC
480 VAC
24 VDC
1 25 VDC
The cell switches are installed on the left-rear flange of the
stationary drawout element.
The cell switch assembly should be installed prior to the
moveable drawout element being installed in the switch
board. If the drawout elements have already been installed,
the moveable drawout element will have to be removed
from the switchboard to allow access to the installation
location.
To i nstall the cell switch assembly, attach assembly to the
left-rear flange with two (2) 8/32" pan head screws with lock
washers in the threaded holes on the flange.
Cell Switches are installed on the left-rear flange of the station
ary drawout element
Ampere Rating
1 0 Amps
1 0 Amps
6 Amps
3 Amps
0.5 Amps
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