Panelboard Surge Protector Mounting Base
Die-cast aluminum base for Type 1 surge protective devices in distribution panelboards, with bus bar clamps and DIN mounting. For 8537 boards. 8538.90.81.60 classification.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If complete surge arresters
SPD base + MOV = complete lightning arrester of 8535.
If generic aluminum castings
Unmachined castings without electrical features are Chapter 76.
Not sure which classification is right?
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Import Tips & Compliance
• UL 1449 Type 1 listing for panelboard use
• Bus clamp torque and wire range specs
• Without clamps, risks general bracket classification
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