Recent Hot product: IEEE Std C57.12.28-Annex B Pry Bar

September 6, 2024

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IEEE Std C57.12.28-Annex B Pry Bar

 

IEEE Std C57.12.28-2014
lEEE Standard for Pad-Mounted Equipment-Enclosure Integrity

 

Pry test:
The pry bar shall be used on all joints, crevices, hinges, locking means and other objects that exist between the enclosure components, including the enclosure/pad interface. The pry bar shall be permitted to beplaced at any angle to the enclosure surface. The tip of the bar shall first be inserted in the opening being tested using the value of axial force specified in Table 1. Then, with that axial force being maintained, theprying force specified in Table l applied alternatively first in one direction and then in the oppositedirection (i.e. once in each direction). Application of either or both axial and prying force shall bemaintained so long as relaxation is occurring. When relaxation ceases, or if no relaxation occurs, the pry bar shall be removed and pry test reapplied at the same location. When relaxation ceases or no relaxation occurs after the second test, the pry bar shall be removed and applied at an untested location.

 

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