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What side of an I-Line buss stack can a Surgelogic SPD Unit be installed on?

Product Line: 
Surge Protective Devices (SPDs)


The SPD requires 13.5 inches of J frame mounting space. 
*Note if used on the wide side three of the 4.5" extensions (HLW4BL) are required. See 
Surgelogic I-Line Instruction Bulletin for further information.
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