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IB-50022A
Contents
Ch 1 General Information ................................................................................................1
A. S
COPE
...............................................................................................................................................................2
B. P
URPOSE
............................................................................................................................................................2
C. I
NSTRUCTION
B
ULLETINS
A
VAILABLE
E
LECTRONICALLY
....................................................................................................2
Ch 2 Safety .......................................................................................................................3
A. S
AFE
W
ORK
C
ONDITION
.........................................................................................................................................3
B. S
AFETY
G
UIDELINES
...............................................................................................................................................3
C. G
ENERAL
............................................................................................................................................................4
D. S
PECIFIC
.............................................................................................................................................................4
E. X-R
AYS
.............................................................................................................................................................5
F. S
AFETY
L
ABELS
....................................................................................................................................................5
Ch 3 Equipment Description ............................................................................................6
A. G
ENERAL
............................................................................................................................................................6
B. K
EY
L
OCKS
.........................................................................................................................................................6
1) Key Lock “A” ............................................................................................................................................................................... 6
2) Key Lock “B” ............................................................................................................................................................................... 6
Ch 4 Installation .............................................................................................................10
A. R
ECEIVING
........................................................................................................................................................ 10
B. H
ANDLING
....................................................................................................................................................... 10
C. S
TORAGE
......................................................................................................................................................... 11
D. P
REPARING
THE
E
LECTRICALLY
O
PERATED
G
ROUND
AND
T
EST
D
EVICE
FOR
U
SE
................................................................ 11
1) High Voltage Insulation Integrity ......................................................................................................................................11
2) Vacuum Integrity ...................................................................................................................................................................12
3) Control Voltage Insulation Integrity .................................................................................................................................12
E. P
OWER
G
ROUNDING
S
WITCH
O
PERATION
................................................................................................................ 12
1) Closing
.....................................................................................................................................................................................12
2) Opening
...................................................................................................................................................................................13
3) Electrical Operation Check ..................................................................................................................................................13
F. I
NSERTING
THE
E
LECTRICAL
G
ROUND
AND
T
EST
D
EVICE
INTO
THE
M
ETAL
-C
LAD
S
WITCHGEAR
............................................... 13
1) Electrical Ground and Test Device Inspection ................................................................................................................14
Ch 5 Operation ...............................................................................................................15
A. G
ENERAL
I
NFORMATION
....................................................................................................................................... 15
B. O
PERATION
OF
THE
G
ROUND
AND
T
EST
D
EVICE
........................................................................................................ 15
1) Procedures for Applying Ground Con Edison Feeder ....................................................................................................15
2) Procedure for Testing Feeder ...............................................................................................................................................18
3) Removing the Test Probes ...................................................................................................................................................18
4) Procedure for Removing Grounds .....................................................................................................................................19
