Rockwell Automation Allen-Bradley 7712, User Manual

Page: 15 / 74

Rockwell Automation Publication 7712-UM001D-EN-P - October 2017 15
Chapter
2
Safety Interlock and Accessibility
Requirements
Recommended Torque
Values
When installing line and load cables or enclosure access panels, use the
following torque specifications.
Table 2 - Hardware Torque Specifications
ATTENTION: This procedure requires contact with medium voltage
components. To avoid shock hazards, complete the Power Lockout procedure
on
page 27 before servicing the equipment. Verify with a hot stick or
appropriate voltage measuring device that all circuits are voltage free. Failure
to do so may result in severe burns, injury or death.
IMPORTANT For general information on handling medium voltage controllers and
preparing the installation site, see publication MV-QS050 .
ATTENTION: Use suitable personal protective equipment (PPE) per local
codes or regulations. Failure to do so may result in severe burns, injury, or
death.
Hardware Size Tightening Torque Required
1/4 in. (M6) 6 ft•lb (8 N•m)
5/16 in. (M8) 12 ft•lb (16 N•m)
3/8 in. (M10) 20 ft•lb (22 N•m)
1/2 in. (M14) 48 ft•lb (65 N•m)
ATTENTION: Some components of this product incorporate Imperial
hardware. Rockwell Automation recommends the use of the appropriate
tools to successfully complete the maintenance procedures on these
components. If you cannot obtain such tools, contact your area Rockwell
Automation sales office for assistance.