5th jaw

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ncor

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Interested in a tutorial on this siemens accessorie
Any one have cause to install one in a load center
 
ncor said:
Interested in a tutorial on this siemens accessorie
Any one have cause to install one in a load center
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The "fifth jaw" I am aware of is required by the power company for their meter to be accurate, or for their chosen add-in surge suppression to be successful.
 
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