Rockwell Automation 1494V-DS400, 1494V-DSX400 User Manual
Bulletin 1494V Variable Depth Disconnect Switch Installation Instructions
(Cat 1494V-DS400; -DSX400 - Series D)
ATTENTION: To prevent electrical shock, disconnect from power source before installing or servicing. Follow
NFPA 70E requirements. Install in suitable enclosure. Keep free from contaminants.
ATTENTION: The following procedures are critical to the proper operation of the disconnect handle and switch.
Failure to follow these steps can result in damage to the equipment and/or serious injury or death to the operator.
Table of Contents Page
Quick Installation Guide 2
Disconnect Switch Installation
-
- Disconnect Handle Installation
- Cutting Connecting Rod
Quick Installation Guide (continued) 3
-
Connecting Rod Installation
Connecting Rod Adjustment Procedure 4
Enclosure Without Handle Cutout 5
Locate Handle
-
- Drill Handle Holes
Door Catch Mounting Bracket Installation 6
Disconnect Switch Installation 7
Locate Disconnect Switch
-
- Install Disconnect Switch
- Assemble and Install Line Terminal Guard
Trailer Fuse Block Installation 8
Phase Barrier Replacement and Terminal Adapter Installation 9
Fuse Clip Installation 10
Bulletin 1494V Disconnect Switch Kit 11
Bulletin 1494V Disconnect Switch Kit Optional Accessory List 12
QUICK INSTALLATION GUIDE
Disconnect Switch Installation (Right hand installation shown. For left hand installation follow similar procedure.)
1
Use template D to locate handle holes on mounting plate.
4
2
E
L
O
H
E
L
D
N
A
P H
O
T
MEASURE TO
INSIDE
INSIDE OF THE
HOLD FLUSH
TO
OF ENCLOSURE
TOP
TAPE
D
OF ENCLOSURE
LE
O
H
LE
D
N
A
H
TOM
T
O
B
3
MEASURE T
INSIDE OF
OF ENCLOSURE
TOP
D
Disconnect Handle Installation
2
Install gasket.
1
O
THE
HOLD FLUSH
TO
OF ENCLOSURE
P
O
T
INSIDE
T
T
O
B
11
Overlay template E (400 A) over D .
5
5 - 1/2
5
2
TOP
H
S
U
E
FL
O
D
SID
T
E
L
E
IN
R
O
E
R
HE
H
R
T
SU
6-1/2
TO
U
SU
O
S
A
L
OF
E
O
11
E
)
1
(
1
0
8
5
-1
.
2
5
.A
.S
20
U
4
in
d
e
t
6
rin
P
M
IN
O
P
Switch Mounting Holes
O
T
Center punch and drill
forming (TAP-T
A
c
s
i
D
U
(
E
L
C
ID
(4) 11/32" holes for thread
s provided with switch
N
S
w
O
F E
ITE) scre
4 - 3/4
c
o
L
le
o
H
h
c
it
f
w
le
S
r
t
o
f
c
e
e
n
id
n
o
s
e
it
s
o
p
p
RIGHT Hand Installa
o
e
s
C
N
E
F
BOTT
)
A
0
0
4
(
e
t
la
p
m
e
)
T
n
n
tion
o
io
i
t
t
a
a
ll
a
t
s
in
d
n
a
h
t
7
Center punch
and drill (4) holes
for 5/16-18 thread forming
screws provided with switch.
9/32" Dia.
Install handle and spring bracket.
2 3
Install disconnect switch.
90 -130 lb-in
Install defeater lever.
60-80 lb-in
IMPORTANT:
Apply grease to O-Ring
7-11 lb-in
to retain into handle groove.
Cutting Connecting Rod (Cut (2) Connecting Rods; first rod connects the handle to the switch, second rod provides
3
stiffening for the enclosure flange)
Measure working depth of enclosure.
1
Mounting
Plate
Enclosure
Working Depth
(Inside Flange
of Enclosure to
Mounting Plate)
Measure, mark and
2
cut (2) connecting rods.
N
N minus 3-3/4"
Remove burrs.
3
(2)
QUICK INSTALLATION GUIDE (CONTINUED)
Connecting Rod Installation
4
First rod connects the handle to the switch
Verify that disconnect switch and handle are in "OFF"
1
position. (Switch blades will be visible)
3
2
Drive Bar
Pull rod up and verify if
rod is touching bottom
of spring bracket. (If
not, rotate rod until it
touches spring bracket)
4
Rotate connecting rod into
drive bar 16 turns.
Hitch Pin
Connecting
Rod
7
6
5
Primary Link
Second rod provides stiffening for the enclosure flange
Zero
Clearance
8
11
9
ATTENTION: CHECK FOR PROPER OPERATION
(3)
150 - 200 lb-in
10
Connecting Rod Adjustment Procedure
Drive Bar
Hitch Pin
"ON" Position
1
Move disconnect handle to the "ON" position.
➊
If switch does not fully close, return handle to "OFF" position.
➋
Remove link spring hitch pin and disengage the connectiong rod from the primary link.
➌
Turn connecting rod counter-clockwise (1 or more) full turns.
➍
Re-engage connecting rod in primary link of handle, insert hitch pin and re-test
➎
Repeat ➊ - ➎ as necessary.
➏
Re-install link spring
➐
Connecting
Rod
Primary Link
"OFF" Position
2
Move disconnect handle to the "OFF" position.
➊
If switch does not fully open, return handle to "ON" position.
➋
Remove hitch pin and link spring, then disengage the connectiong rod from the primary link.
➌
Turn connecting rod clockwise (1 or more) full turns.
➍
Re-engage connecting rod in primary link of handle, insert hitch pin and re-test.
➎
Repeat ➊ - ➎ as necessary.
➏
Re-install link spring
➐
(4)
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