Square D™ load center surge protective devices, SDSA4040, are easy to install plug-in units that install as quickly as a standard circuit breaker. The surge suppressors use two pole spaces in a QO™ or Homeline™ load center, or NQ panelboard. US and Canadian UL® Listed as Type 2 SPD to the UL 1449 standard. Complies with requirements of NEC® Article 285, CSA 233.1-87, and CSA C22.2 No. 8- M1986 as appropriate.
Surge protection device, Surgelogic, 40kA, 480Y/277 VAC, 3 phase, 4 wire, NEMA 4X
Surge protection device, Surgelogic, 40kA, 480Y/277 VAC, 3 phase, 4 wire, NEMA 4X
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