Rockwell Automation 1397 Enhanced Field Supply - 3010, 3020 - Manual (Page 4)

1397 Enhanced Field Supply Card 4
1397-5.24 March, 2005
❏
4b For 40-75HP/230V &
75-150HP/460V drives
with an AC line disconnect
switch, both the disconnect
switch and disconnect
panel must be removed.
To remove the disconnect
switch from the disconnect
panel:
• Remove the (3) bus bar
1 / 4 " (250A disconnect) or
3 / 8 " (400A disconnect)
fasteners.
• Remove the (4) AC line
disconnect mounting
screws.
To remove the disconnect
panel:
• Remove the (2)
disconnect panel tab
screws to free the tabs.
• Remove the top and
bottom disconnect
retaining screws.
• Loosen the middle
disconnect panel
retaining screw to slide
out the disconnect panel
for removal.
Installation, Cont’d
GRD
A1 45
S4 S4 S4
40-75 HP/230V and 75-150 HP/460V Drives
with AC Line Disconnect Removed
Disc.
Panel
Retaining
Screw
Disc.
Panel
Retaining
Screw
81 82 83
Disc.
Panel
Retaining
Screw
Disc.
Panel
Tab
Screw
Disc.
Panel
Tab
Screw
GRD
A1 45
P4
P4
P4 S4 S4 S4
40-75 HP/230V and 75-150 HP/460V Drives
with AC Line Disconnect
ON
OFF
47
SET AT "2"
A1
AC
Line Disc.
Mounting
Screw
Bus Bar
Fastener
Bus Bar
Fastener
Bus Bar
Fastener
AC
Line Disc.
Mounting
Screw
81 82 83
AC
Line Disc.
Mounting
Screw
AC
Line Disc.
Mounting
Screw