Rockwell Automation 1494U-HM1_HP1_HS1 Disconnect Handle for Disconnect Switches and Circuit Breakers User Manual
Locating and drilling handle holes, Tools needed
Installation Instructions
Bulletin 1494U Disconnect Handle for Disconnect Switches and Circuit Breakers
(Cat 1494U-HM1; 1494U-HP1; 1494U-HS1)
WARNING: To prevent electrical shock, disconnect from power source before installing or servicing. Follow NFPA 70E requirements. Install in suitable enclosure. Keep free from contaminants.
Installation, adjustments, putting into service, use, assembly, disassembly, and maintenance shall be carried out by suitably trained personnel in accordance with applicable code of practice. In case of malfunction or
damage, no attempts at repair should be made. The product should be returned to the manufacturer for repair. Do not dismantle the product.
1
-3/32”
MAX.
29/32”
MIN.
29/32”
MIN.
1
-3/32”
MAX.
A
A
Door Catch
Mounting
Bracket
Right Hand Flange
Left Hand Flange
Door Catch
Mounting
Bracket
2
-11/32”
2
-11/32”
1
-5/8”
1
-5/8”
1
-9/16”
4
-11/16”
1
Locating and Drilling Handle Holes
To make slot,
drill 1/2"
diameter holes
and remove burrs
(2) .265 Dia.
Holes
1”
1”
Tools
Needed:
7/16”
17/64” (.265”)
and
1/2” (.500”)
#2 PHILLIPS
File
* - Only needed for handle cutout
*
*
*
7/8”
Switch Rating
Circuit Breaker
Frame Size
A
(MIN)
30A, 60A
4
-5/8”
100A
5
-13/16”
200A
125A, 150A
250A
400A
10
-1/8”
Notes:
·
E
nclosures with a Flange Thickness less than 3/16" use dimensions shown on this instruction sheet.
·
E
nclosures with a Flange Thickness between 3/16" and 1/2” use dimensions in Mounting Kit 1494V-H3.