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Eaton Cutler-Hammer DSII Series - 4-5.6 Spring Discharge Interlock; 4-5.7 Connected Breaker Manual Close Interlock; 4-5.8 Electric Lockout Equipped Breaker; 4-5.9 Closed Breaker Interlock

Eaton Cutler-Hammer DSII Series
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Page
30
l.B.
694C694-02
a.
Breaker Open Springs
Discharged
c.
Breaker Closed Springs
Charged
b.
Breaker Closed Springs
Discharged
/
Trip Latch Held
Trip Latch Released
CD
Stop Roller
@Close
Cam
@ Roller Constraining Link
@Pivot
Pin
@Trip
Latch
@ Trip Shaft Latching Surface
(j) Trip Shaft
@Pole
Shaft
@ Center Pole Lever
@ Pole Lever
Pin
@ Moving Contact Arm
@ Stationary Arcing Contact
@ Moving Contact Pivot Pin
@ Main Drive Link
@Main
Roller
@ Spring Release Latch
@ Insulating Link Adjusting
Stud and Locknut
@ Insulating Link
@ Mechanism Side Frame
@ Hardened Latch Surfaces
e.
Trip Shaft Latch Details
a.
Breaker Open - Springs Charged (Spring Charged Position
Corresponding to this Closing Cam Position Shown in Fig. 4-2).
Figure
4-7
Four Basic Positions
of
Breaker
and
Linkage (Enlarged View
of
Trip Shaft)
Effective
07
/97
Courtesy of NationalSwitchgear.com

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