List of Illustrations
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Title
The Type DS Low Voltage Power Circuit Breaker is Shipped Inside Its Own Compartment
Rails are Stowed away
in
the Compartment
....................................
.
Levering Device Crank Handle Installed
.......................................
.
Use
of
Breaker Lifting Adapter
...............................................
.
View Showing Controls on the Panel
..........................................
.
Left Side
of
Breaker with Levering Device Arm
in
REMOVE Position
.................
.
DS 416 Breaker with Front Panel Removed
....................................
.
Right Side Showing Levering Device Arm
in
TEST Position
........................
.
Rear View Showing Levering Device Arm
in
CONNECT Position
....................
.
Method Used to Press Trip Plate and Lower Shutter with One Hand,
Preparatory to Inserting Crank
...........................................
.
Front View
of
Mechanism (Manual Spring Charge Except for DS-632/840)
............
.
Front View
of
Mechanism (Power-Operated Spring Charge)
........................
.
Rear
of
Power-Operated Mechanism
.........................................
.
Rear View
of
Mechanism (Left Close Spring Removed)
...........................
.
Arrangement
of
the Principal Parts
of
a Power Operated Mechanism
The Close Spring is Shown
in
the Charged Position
...........................
.
Front
View
Showing Major Parts
of
the Crank Shaft Assembly
Some Parts are Omitted for Clarity
........................................
.
Power-Operated Spring-Charge Details
........................................
.
Crank Shaft Assembly
of
Power-Operated Mechanism
...........................
.
Emergency Spring-Charge on Power Operated Mechanism
........................
.
Standard Schematic and Connection Diagrams for Power-Operated Breakers
..........
.
Principal Parts
in
a Manually Charged Spring Operated Mechanism
.................
.
Spring-Charging Mechanism on Manual Operated Breakers
........................
.
These Sketches Show the Four Basic Positions
of
Breaker and Linkage
with Enlarged View
of
Trip Shaft and Latch
..................................
.
Shunt Trip Details Showing Trip Shaft Adjustment
...............................
.
Actuator
................................................................
.
DS-632 Breaker with Front Panel Removed
....................................
.
Bottom View
of
Breaker Unit Showing Interference Interlock,
Motor Cut-off Switch and Other Details not Visible from Above
..................
.
Front
View
Showing Close Bar Guard
.........................................
.
Rear View Showing the Seismic Positioner
.....................................
.
Drawout Unit Position Indicator
..............................................
.
Relation
of
Shutter, Trip Plate, and Trip Shaft
...................................
.
Relation
of
Shutter, Interlock Cam and Levering Device Arms
......................
.
Close-Release Interlock to Discharge Springs on Levering Out
of
Compartment and
Conn. Position no Manual Close Interlock
...................................
.
Close Interlock to Prevent Efforts to Close a Breaker that is Already Closed
...........
.
Padlock Device - Locked Trip Free and Shutter Raised
...........................
.
Three-Pole Assembly
of
DS-206 Pole Units on Frame
............................
.
Three-Pole Assembly
of
DS-416 and DS-420 Pole Units on Frame
..................
.
Three-Pole Assembly
of
DS-632 Pole Units on Frame
............................
.
Three Pole Assembly
of
DS-840 Pole Units on Frame
............................
.
Type DS-206 Pole Unit Assembly - Front View
..................................
.
Type DS-206 Pole Unit Assembly - Rear
View
..................................
.
Effective October 1998
Page iv
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Courtesy of NationalSwitchgear.com
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