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38 kV Type VCP-WHD Simple Electrical
Ground & Test Device (SEG&TD) upper
terminal instruction booklet
Figure 26. No key in Lock #5 but lock pin extended to lock the
test port shutter.
Table 2. Initial condition – summary key locations and
conditions.
Key
Location
Key KB
Lock #1 – top
Key KC
Lock #2 – bottom
Key KD
Lock #4 – bottom
Key KU
Out of 38 kV SEG&TD and
in utility lockbox
3.3 Grounding the incoming feeder
To ground the incoming feeder, proceed with the steps that follow.
N
otee:
The steps that follow assume that the interlock conditions and key
positions are as detailed in Section 3.2.1.
1.
Obtain key "KU" from the Utility lockbox.
2.
Insert key "KU" into the bottom cylinder of Lock #1. Rotate key
"KU" to release key "KB" and to move the associated switch to
electrically disable the 38 kV SEG&TD.
Figure 27. Key "KB" in top cylinder and key "KU" in bottom
cylinder of Lock #1.
3.
Figure 28. Key "KB" in top cylinder and key "KC" in bottom
Condition
cylinder of Lock #2.
Captive
4.
Captive
Captive
Free
Figure 29. No key in Lock #3 but lock pin extended.
Move key "KB" to Lock #2 and insert it into the top cylinder.
Rotate existing key "KC" in the bottom cylinder of Lock #2 to
lock key "KB" and release key "KC" . This action mechanically
locks the SEG&TD in the "Open" condition.
Move key "KC" to Lock #3 and insert it into the cylinder.
Rotate key "KC" to retract the locking pin to release the slide
handles to allow the 38 kV SEG&TD to be inserted into the
breaker cell.
Lock pin
EATON www.eaton.com
IB131012EN
Effective March 2016
9
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