Eaton Cutler-Hammer DSII Series - 4-5.10 Padlocking Provision

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l.B. 694C694-02
cs
SECONDARY CONTACTS - 3 1 C 7 8
-------------- ·-----"""·-----
BREAKER--
68-
(Aux. Switch Contacts)
"a" Contact Open
When Breaker is Open
b b a
·-------------- ---------------------~------------ --------
"b" Contact Open
4 r 11r 27"'
When Breaker is Closed
MOT - Spring Charging Motor
LS - Limit Switch (Motor Cut-Off Switch)
SRD - Spring Release Device
STA - Shunt Trip Attachment
Y - Anti-Pump Relay
UVTA - Undervoltage Trip Attachment (Optional)
I CD ® @ © ® ® (j) ® ® @) @ @I BOTIOM LEFT ROW,
When Viewed From Front of Breaker
(LS Contacts)
'if N.C. Contacts Open
When Closing Springs are
Fully Charged 65
* N.O. Contacts Close
When Closing Springs are 64
Fully Charged
18----e-68
64 3
~
4
66 8
67 7
~
Figure 4-9 Basic Schematic and Connection Diagrams for Power Operated Breaker
AUXILIARY
SWITCH
25 27
~
Effective 07 /97
Courtesy of NationalSwitchgear.com